test-assembler-aarch32.cc revision c9a1da70cea8c4f28bac34bad9f195c27f095bfa
194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Copyright 2015, VIXL authors 294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// All rights reserved. 394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// 494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Redistribution and use in source and binary forms, with or without 594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// modification, are permitted provided that the following conditions are met: 694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// 794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// * Redistributions of source code must retain the above copyright notice, 894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// this list of conditions and the following disclaimer. 994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// * Redistributions in binary form must reproduce the above copyright notice, 1094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// this list of conditions and the following disclaimer in the documentation 1194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// and/or other materials provided with the distribution. 1294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// * Neither the name of ARM Limited nor the names of its contributors may be 1394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// used to endorse or promote products derived from this software without 1494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// specific prior written permission. 1594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// 1694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND 1794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 1894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 1994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 2094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 2294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 2394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 2494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 2794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#include <cstdio> 2894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#include <string> 2994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#include <iostream> 3094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 3194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#include "test-runner.h" 3294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#include "test-utils.h" 3394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#include "aarch32/test-utils-aarch32.h" 3494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 3594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#include "aarch32/macro-assembler-aarch32.h" 3694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#include "aarch32/disasm-aarch32.h" 3794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 3894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisnamespace vixl { 3994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisnamespace aarch32 { 4094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 4194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define STRINGIFY(x) #x 4294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 4394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_TARGET_A32_ONLY 4494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define TEST_T32(Name) \ 4594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name##Impl(InstructionSet isa __attribute__((unused))) 4694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#else 4794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Tests declared with this macro will only target T32. 4894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define TEST_T32(Name) \ 4994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name##Impl(InstructionSet isa); \ 5094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name() { Test##Name##Impl(T32); } \ 5194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Test test_##Name(STRINGIFY(AARCH32_T32_##Name), &Test##Name); \ 5294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name##Impl(InstructionSet isa __attribute__((unused))) 5394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 5494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 5594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_TARGET_T32_ONLY 5694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define TEST_A32(Name) \ 5794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name##Impl(InstructionSet isa __attribute__((unused))) 5894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#else 5994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Test declared with this macro will only target A32. 6094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define TEST_A32(Name) \ 6194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name##Impl(InstructionSet isa); \ 6294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name() { Test##Name##Impl(A32); } \ 6394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Test test_##Name(STRINGIFY(AARCH32_A32_##Name), &Test##Name); \ 6494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name##Impl(InstructionSet isa __attribute__((unused))) 6594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 6694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 6794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Tests declared with this macro will be run twice: once targeting A32 and 6894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// once targeting T32. 6994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#if defined(VIXL_INCLUDE_TARGET_A32_ONLY) 7094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define TEST(Name) TEST_A32(Name) 7194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#elif defined(VIXL_INCLUDE_TARGET_T32_ONLY) 7294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define TEST(Name) TEST_T32(Name) 7394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#else 7494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define TEST(Name) \ 7594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name##Impl(InstructionSet isa); \ 7694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name() { \ 7794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Test##Name##Impl(A32); \ 7894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois printf(" > A32 done\n"); \ 7994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Test##Name##Impl(T32); \ 8094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois printf(" > T32 done\n"); \ 8194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 8294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Test test_##Name(STRINGIFY(AARCH32_ASM_##Name), &Test##Name); \ 8394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name##Impl(InstructionSet isa __attribute__((unused))) 8494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 8594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 8694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Tests declared with this macro are not expected to use any provided test 8794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// helpers such as SETUP, RUN, etc. 8894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define TEST_NOASM(Name) \ 8994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name(); \ 9094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Test test_##Name(STRINGIFY(AARCH32_##Name), &Test##Name); \ 9194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void Test##Name() 9294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 9394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define __ masm. 9494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define BUF_SIZE (4096) 9594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 9694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_LITERAL_POOL_SIZE(size) \ 9794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois do { \ 9894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(__ GetLiteralPoolSize() == size); \ 9994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } while (false) 10094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 10194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_SIMULATOR_AARCH32 10294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// No simulator yet. 10394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 10494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define SETUP() MacroAssembler masm(BUF_SIZE, isa); 10594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 10694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define START() masm.GetBuffer()->Reset(); 10794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 10894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define END() \ 10994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Hlt(0); \ 11094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ FinalizeCode(); 11194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 11294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define RUN() DISASSEMBLE(); 11394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 11494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#else // ifdef VIXL_INCLUDE_SIMULATOR_AARCH32. 11594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 11674d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois#define SETUP() \ 11774d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois RegisterDump core; \ 11874d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois MacroAssembler masm(BUF_SIZE, isa); \ 11974d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois UseScratchRegisterScope harness_scratch; 12074d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois 12174d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois#define START() \ 12274d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois harness_scratch.Open(&masm); \ 12374d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois harness_scratch.ExcludeAll(); \ 12474d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois masm.GetBuffer()->Reset(); \ 12574d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Push(r4); \ 12674d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Push(r5); \ 12774d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Push(r6); \ 12874d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Push(r7); \ 12974d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Push(r8); \ 13074d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Push(r9); \ 13174d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Push(r10); \ 13274d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Push(r11); \ 13374d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Push(ip); \ 13474d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Push(lr); \ 13574d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Mov(r0, 0); \ 13674d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ Msr(APSR_nzcvq, r0); \ 13735afe7ee222b8cf95c870f9f443491303a941e58Georgia Kouveli __ Vmsr(FPSCR, r0); \ 13894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois harness_scratch.Include(ip); 13994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 14094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define END() \ 14194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois harness_scratch.Exclude(ip); \ 14294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois core.Dump(&masm); \ 14394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pop(lr); \ 14494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pop(ip); \ 14594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pop(r11); \ 14694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pop(r10); \ 14794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pop(r9); \ 14894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pop(r8); \ 14994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pop(r7); \ 15094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pop(r6); \ 15194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pop(r5); \ 15294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pop(r4); \ 15394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bx(lr); \ 15474d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois __ FinalizeCode(); \ 15574d4ef31746fbfd90118858857502c7006e3e925Pierre Langlois harness_scratch.Close(); 15694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 15794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Execute the generated code from the MacroAssembler's automatic code buffer. 15894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Note the offset for ExecuteMemory since the PCS requires that 15994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// the address be odd in the case of branching to T32 code. 16094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define RUN() \ 16194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois DISASSEMBLE(); \ 16294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { \ 16394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int pcs_offset = masm.IsUsingT32() ? 1 : 0; \ 16494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetBuffer()->SetExecutable(); \ 16594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExecuteMemory(masm.GetBuffer()->GetStartAddress<byte*>(), \ 16694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetSizeOfCodeGenerated(), \ 16794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois pcs_offset); \ 16894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetBuffer()->SetWritable(); \ 16994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 17094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 17194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif // ifdef VIXL_INCLUDE_SIMULATOR_AARCH32 17294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 17394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_SIMULATOR_AARCH32 17494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// No simulator yet. We can't test the results. 17594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 17694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_32(expected, result) 17794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 17894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_64(expected, result) 17994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 18094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_128(expected_h, expected_l, result) 18194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 18294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_FP32(expected, result) 18394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 18494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_FP64(expected, result) 18594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 18694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_NZCV(expected) 18794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 18894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#else 18994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 19094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_32(expected, result) \ 19194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(Equal32(expected, &core, result)) 19294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 19394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_64(expected, result) \ 19494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(Equal64(expected, &core, result)) 19594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 19694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_128(expected_h, expected_l, result) \ 19794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(Equal128(expected_h, expected_l, &core, result)) 19894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 19994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_FP32(expected, result) \ 20094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(EqualFP32(expected, &core, result)) 20194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 20294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_FP64(expected, result) \ 20394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(EqualFP64(expected, &core, result)) 20494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 20594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ASSERT_EQUAL_NZCV(expected) \ 20694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(EqualNzcv(expected, core.flags_nzcv())) 20794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 20894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 20994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 21094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define DISASSEMBLE() \ 21194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (Test::disassemble()) { \ 21294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois PrintDisassembler dis(std::cout, 0); \ 21394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingT32()) { \ 21494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois dis.DisassembleT32Buffer(masm.GetBuffer()->GetStartAddress<uint16_t*>(), \ 21594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetCursorOffset()); \ 21694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } else { \ 21794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois dis.DisassembleA32Buffer(masm.GetBuffer()->GetStartAddress<uint32_t*>(), \ 21894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetCursorOffset()); \ 21994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 22094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 22194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 22294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// TODO: Add SBC to the ADC tests. 22394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 22494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 22594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(adc_shift) { 22694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 22794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 22894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 22994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Initialize registers. 23094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 23194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 1); 23294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0x01234567); 23394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 0xfedcba98); 23494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 23594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 23694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r0, 0); 23794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 23894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r4, r2, r3); 23994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r5, r0, Operand(r1, LSL, 30)); 24094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r6, r0, Operand(r2, LSR, 16)); 24194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r7, r2, Operand(r3, ASR, 4)); 24294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r8, r2, Operand(r3, ROR, 8)); 24394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r9, r2, Operand(r3, RRX)); 24494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 24594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 24694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 24794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 24894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffffff, r4); 24994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(INT32_C(1) << 30, r5); 25094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000123, r6); 25194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x01111110, r7); 25294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x9a222221, r8); 25394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x8091a2b3, r9); 25494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 25594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 25694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Initialize registers. 25794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 25894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 1); 25994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0x01234567); 26094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 0xfedcba98); 26194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r4, 0xffffffff); 26294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 26394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the C flag. 26494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r4, r1); 26594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 26694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r5, r2, r3); 26794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r6, r0, Operand(r1, LSL, 30)); 26894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r7, r0, Operand(r2, LSR, 16)); 26994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r8, r2, Operand(r3, ASR, 4)); 27094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r9, r2, Operand(r3, ROR, 8)); 27194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r10, r2, Operand(r3, RRX)); 27294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 27394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 27494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 27594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 27694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffffff + 1, r5); 27794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32((INT32_C(1) << 30) + 1, r6); 27894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000123 + 1, r7); 27994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x01111110 + 1, r8); 28094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x9a222221 + 1, r9); 28194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0091a2b3 + 1, r10); 28294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 28394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that adc correctly sets the condition flags. 28494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 28594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 28694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xffffffff); 28794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 1); 28894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 28994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 29094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r0, 0); 29194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adcs(r3, r2, r1); 29294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 29394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 29494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 29594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 29694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZCFlag); 29794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r3); 29894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 29994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 30094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 30194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x80000000); 30294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 1); 30394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 30494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 30594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r0, 0); 30694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adcs(r3, r2, Operand(r1, ASR, 31)); 30794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 30894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 30994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 31094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 31194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZCFlag); 31294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r3); 31394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 31494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 31594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 31694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x80000000); 31794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xffffffff); 31894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 31994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 32094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r0, 0); 32194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adcs(r3, r2, Operand(r1, LSR, 31)); 32294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 32394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 32494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 32594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 32694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZCFlag); 32794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r3); 32894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 32994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 33094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 33194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x07ffffff); 33294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0x10); 33394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 33494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 33594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r0, 0); 33694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adcs(r3, r2, Operand(r1, LSL, 4)); 33794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 33894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 33994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 34094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 34194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NVFlag); 34294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x080000000, r3); 34394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 34494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 34594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 34694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xffffff00); 34794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xff000001); 34894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 34994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 35094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r0, 0); 35194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adcs(r3, r2, Operand(r1, ROR, 8)); 35294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 35394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 35494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 35594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 35694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZCFlag); 35794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r3); 35894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 35994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 36094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 36194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xffffffff); 36294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0x1); 36394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 36494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag, forcing RRX to insert 0 in r1's most significant bit. 36594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r0, 0); 36694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adcs(r3, r2, Operand(r1, RRX)); 36794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 36894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 36994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 37094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 37194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NVFlag); 37294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x80000000, r3); 37394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 37494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 37594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 37694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xffffffff); 37794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0x1); 37894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 37994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the C flag, forcing RRX to insert 1 in r1's most significant bit. 38094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r1, r2); 38194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adcs(r3, r2, Operand(r1, RRX)); 38294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 38394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 38494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 38594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 38694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(CFlag); 38794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(1, r3); 38894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 38994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 39094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 39194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(adc_wide_imm) { 39294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 39394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 39494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 39594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 39694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 39794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 39894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r0, 0); 39994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 40094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r1, r0, 0x12345678); 40194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r2, r0, 0xffffffff); 40294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 40394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the C flag. 40494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r0, r0); 40594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 40694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r3, r0, 0x12345678); 40794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adc(r4, r0, 0xffffffff); 40894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 40994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 41094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 41194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 41294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 41394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffffff, r2); 41494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678 + 1, r3); 41594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r4); 41694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 41794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 41894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 41994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// TODO: Add SUB tests to the ADD tests. 42094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 42194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 42294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(add_imm) { 42394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 42494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 42594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 42694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 42794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x1111); 42894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xffffffff); 42994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 0x80000000); 43094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 43194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r4, r0, 0x12); 43294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r5, r1, 0x120000); 43394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r6, r0, 0xab << 12); 43494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r7, r2, 1); 43594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 43694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 43794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 43894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 43994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 44094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12, r4); 44194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x121111, r5); 44294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xab000, r6); 44394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0, r7); 44494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 44594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 44694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 44794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(add_wide_imm) { 44894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 44994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 45094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 45194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 45294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 1); 45394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 45494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r2, r0, 0x12345678); 45594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r3, r1, 0xffff); 45694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 45794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 45894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 45994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 46094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r2); 46194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00010000, r3); 46294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 46394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 46494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 46594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(add_shifted) { 46694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 46794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 46894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 46994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 47094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x01234567); 47194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0x76543210); 47294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 0xffffffff); 47394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 47494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r4, r1, r2); 47594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r5, r0, Operand(r1, LSL, 8)); 47694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r6, r0, Operand(r1, LSR, 8)); 47794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r7, r0, Operand(r1, ASR, 8)); 47894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r8, r3, Operand(r1, ROR, 8)); 47994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 48094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the C flag. 48194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r3, 1); 48294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r9, r3, Operand(r1, RRX)); 48394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 48494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 48594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r0, 0); 48694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r10, r3, Operand(r1, RRX)); 48794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 48894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 48994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 49094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 49194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 49294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x77777777, r4); 49394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x23456700, r5); 49494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00012345, r6); 49594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00012345, r7); 49694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x67012344, r8); 49794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x8091a2b2, r9); 49894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0091a2b2, r10); 49994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 50094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 50194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 50294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(and_) { 50394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 50494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 50594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 50694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x0000fff0); 50794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xf00000ff); 50894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xffffffff); 50994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 51094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r3, r0, r1); 51194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r4, r0, Operand(r1, LSL, 4)); 51294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r5, r0, Operand(r1, LSR, 1)); 51394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r6, r0, Operand(r1, ASR, 20)); 51494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r7, r0, Operand(r1, ROR, 28)); 51594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r8, r0, 0xff); 51694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 51794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the C flag. 51894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r9, r2, 1); 51994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r9, r1, Operand(r1, RRX)); 52094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 52194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 52294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r10, r0, 0); 52394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r10, r1, Operand(r1, RRX)); 52494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 52594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 52694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 52794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 52894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x000000f0, r3); 52994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000ff0, r4); 53094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000070, r5); 53194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0000ff00, r6); 53294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000ff0, r7); 53394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x000000f0, r8); 53494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xf000007f, r9); 53594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x7000007f, r10); 53694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 53794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 53894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 53994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(ands) { 54094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 54194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 54294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 54394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 54494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xf00000ff); 54594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 54694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ands(r0, r1, r1); 54794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 54894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 54994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 55094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 55194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NFlag); 55294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xf00000ff, r0); 55394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 55494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 55594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x00fff000); 55694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xf00000ff); 55794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 55894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ands(r0, r0, Operand(r1, LSL, 4)); 55994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 56094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 56194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 56294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 56394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZCFlag); 56494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000000, r0); 56594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 56694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 56794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x0000fff0); 56894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xf00000ff); 56994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 57094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ands(r0, r0, Operand(r1, LSR, 4)); 57194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 57294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 57394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 57494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 57594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZCFlag); 57694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000000, r0); 57794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 57894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 57994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xf000fff0); 58094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xf00000ff); 58194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 58294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ands(r0, r0, Operand(r1, ASR, 4)); 58394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 58494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 58594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 58694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 58794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NCFlag); 58894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xf0000000, r0); 58994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 59094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 59194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x80000000); 59294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x00000001); 59394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 59494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ands(r0, r0, Operand(r1, ROR, 1)); 59594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 59694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 59794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 59894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 59994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NCFlag); 60094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x80000000, r0); 60194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 60294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 60394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x80000000); 60494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x80000001); 60594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 60694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag, forcing RRX to insert 0 in r1's most significant bit. 60794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r2, r0, 0); 60894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ands(r2, r0, Operand(r1, RRX)); 60994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 61094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 61194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 61294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 61394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZCFlag); 61494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r2); 61594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 61694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 61794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x80000000); 61894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x80000001); 61994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xffffffff); 62094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 62194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the C flag, forcing RRX to insert 1 in r1's most significant bit. 62294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r2, r2, 1); 62394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ands(r2, r0, Operand(r1, RRX)); 62494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 62594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 62694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 62794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 62894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NCFlag); 62994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x80000000, r2); 63094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 63194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 63294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xfff0); 63394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 63494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ands(r0, r0, 0xf); 63594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 63694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 63794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 63894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 63994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZFlag); 64094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000000, r0); 64194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 64294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 64394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xff000000); 64494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 64594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ands(r0, r0, 0x80000000); 64694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 64794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 64894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 64994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 65094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NCFlag); 65194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x80000000, r0); 65294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 65394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 65494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 65594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(adr_in_range) { 65694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 65794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 65894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label label_1, label_2, label_3, label_4; 65994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 66094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 66194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 66294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size_t size_of_generated_code; 66394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingA32()) { 66494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size_of_generated_code = 18 * kA32InstructionSizeInBytes; 66594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } else { 66694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size_of_generated_code = 18 * k32BitT32InstructionSizeInBytes + 66794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 3 * k16BitT32InstructionSizeInBytes; 66894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 66994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 67094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size_of_generated_code, 67194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 67294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 67394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ mov(r0, 0x0); // Set to zero to indicate success. 67494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r1, &label_3); 67594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 67694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r2, &label_1); // Multiple forward references to the same label. 67794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r3, &label_1); 67894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r4, &label_1); 67994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 68094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bind(&label_2); 68194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ eor(r5, r2, r3); // Ensure that r2, r3 and r4 are identical. 68294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ eor(r6, r2, r4); 68394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ orr(r0, r5, r6); 68494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingT32()) { 68594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The jump target needs to have its least significant bit set to indicate 68694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // that we are jumping into thumb mode. 68794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ orr(r2, r2, 1); 68894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 68994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bx(r2); // label_1, label_3 69094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 69194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bind(&label_3); 69294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r2, &label_3); // Self-reference (offset 0). 69394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ eor(r1, r1, r2); 69494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r2, &label_4); // Simple forward reference. 69594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingT32()) { 69694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The jump target needs to have its least significant bit set to indicate 69794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // that we are jumping into thumb mode. 69894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ orr(r2, r2, 1); 69994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 70094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bx(r2); // label_4 70194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 70294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bind(&label_1); 70394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r2, &label_3); // Multiple reverse references to the same label. 70494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r3, &label_3); 70594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r4, &label_3); 70694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r5, &label_2); // Simple reverse reference. 70794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingT32()) { 70894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The jump target needs to have its least significant bit set to indicate 70994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // that we are jumping into thumb mode. 71094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ orr(r5, r5, 1); 71194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 71294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bx(r5); // label_2 71394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 71494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bind(&label_4); 71594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 71694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 71794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 71894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 71994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 72094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0, r0); 72194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0, r1); 72294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 72394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 72494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 725c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard// Check that we can use adr with any alignement. 726c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent BelliardTEST(adr_unaligned) { 727c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard SETUP(); 728c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard 729c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard Label label_0, label_1, label_2, label_3, label_end; 730c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard 731c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard START(); 732c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard { 733c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard // 5 instructions. 734c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard ExactAssemblyScope scope(&masm, 735c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard 5 * kA32InstructionSizeInBytes, 736c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard ExactAssemblyScope::kExactSize); 737c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ adr(Wide, r0, &label_0); 738c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ adr(Wide, r1, &label_1); 739c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ adr(Wide, r2, &label_2); 740c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ adr(Wide, r3, &label_3); 741c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ b(Wide, &label_end); 742c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard } 743c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard { 744c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ Bind(&label_0); 745c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ GetBuffer()->EmitData("a", 1); 746c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ Bind(&label_1); 747c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ GetBuffer()->EmitData("b", 1); 748c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ Bind(&label_2); 749c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ GetBuffer()->EmitData("c", 1); 750c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ Bind(&label_3); 751c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ GetBuffer()->EmitData("d", 1); 752c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ Bind(&label_end); 753c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ Ldrb(r0, MemOperand(r0)); 754c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ Ldrb(r1, MemOperand(r1)); 755c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ Ldrb(r2, MemOperand(r2)); 756c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard __ Ldrb(r3, MemOperand(r3)); 757c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard } 758c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard END(); 759c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard 760c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard RUN(); 761c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard 762c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard ASSERT_EQUAL_32('a', r0); 763c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard ASSERT_EQUAL_32('b', r1); 764c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard ASSERT_EQUAL_32('c', r2); 765c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard ASSERT_EQUAL_32('d', r3); 766c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard} 767c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard 768c9a1da70cea8c4f28bac34bad9f195c27f095bfaVincent Belliard 76994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(shift_imm) { 77094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 77194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 77294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 77394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 77494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xfedcba98); 77594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xffffffff); 77694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 77794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Lsl(r3, r1, 4); 77894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Lsr(r4, r1, 8); 77994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Asr(r5, r1, 16); 78094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ror(r6, r1, 20); 78194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 78294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 78394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 78494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 78594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xedcba980, r3); 78694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00fedcba, r4); 78794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xfffffedc, r5); 78894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcba98fed, r6); 78994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 79094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 79194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 79294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(shift_reg) { 79394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 79494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 79594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 79694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 79794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xfedcba98); 79894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xffffffff); 79994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 80094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r9, r0, 4); 80194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Lsl(r3, r1, r9); 80294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 80394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r9, r0, 8); 80494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Lsr(r4, r1, r9); 80594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 80694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r9, r0, 16); 80794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Asr(r5, r1, r9); 80894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 80994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r9, r0, 20); 81094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ror(r6, r1, r9); 81194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 81294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the C flag. 81394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r7, r2, 1); 81494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Rrx(r7, r1); 81594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 81694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 81794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r8, r0, 0); 81894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Rrx(r8, r1); 81994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 82094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 82194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 82294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 82394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xedcba980, r3); 82494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00fedcba, r4); 82594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xfffffedc, r5); 82694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcba98fed, r6); 82794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xff6e5d4c, r7); 82894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x7f6e5d4c, r8); 82994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 83094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 83194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 83294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(branch_cond) { 83394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 83494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 83594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label done, wrong; 83694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 83794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 83894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x0); 83994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x1); 84094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0x80000000); 84194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: Use r0 instead of r3 when r0 becomes available. 84294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 0x1); 84394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 84494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // For each 'cmp' instruction below, condition codes other than the ones 84594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // following it would branch. 84694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 84794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r1, 0); 84894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &wrong); 84994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(lo, &wrong); 85094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(mi, &wrong); 85194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(vs, &wrong); 85294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ls, &wrong); 85394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(lt, &wrong); 85494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(le, &wrong); 85594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label ok_1; 85694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &ok_1); 85794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: Use __ Mov(r0, 0x0) instead. 85894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r3, r0, 0x0); 85994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&ok_1); 86094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 86194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r1, 1); 86294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &wrong); 86394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(lo, &wrong); 86494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(mi, &wrong); 86594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(vs, &wrong); 86694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(hi, &wrong); 86794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(lt, &wrong); 86894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(gt, &wrong); 86994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label ok_2; 87094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(pl, &ok_2); 87194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: Use __ Mov(r0, 0x0) instead. 87294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r3, r0, 0x0); 87394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&ok_2); 87494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 87594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r1, 2); 87694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &wrong); 87794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(hs, &wrong); 87894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(pl, &wrong); 87994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(vs, &wrong); 88094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(hi, &wrong); 88194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ge, &wrong); 88294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(gt, &wrong); 88394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label ok_3; 88494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(vc, &ok_3); 88594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: Use __ Mov(r0, 0x0) instead. 88694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r3, r0, 0x0); 88794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&ok_3); 88894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 88994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r2, 1); 89094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &wrong); 89194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(lo, &wrong); 89294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(mi, &wrong); 89394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(vc, &wrong); 89494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ls, &wrong); 89594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ge, &wrong); 89694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(gt, &wrong); 89794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label ok_4; 89894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(le, &ok_4); 89994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: Use __ Mov(r0, 0x0) instead. 90094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r3, r0, 0x0); 90194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&ok_4); 90294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 90394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label ok_5; 90494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&ok_5); 90594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: Use __ Mov(r0, 0x0) instead. 90694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r3, r0, 0x0); 90794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&ok_5); 90894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 90994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&done); 91094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 91194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&wrong); 91294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: Use __ Mov(r0, 0x0) instead. 91394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r3, r0, 0x0); 91494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 91594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&done); 91694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 91794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 91894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 91994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 92094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: Use r0. 92194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x1, r3); 92294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 92394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 92494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 92594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(bfc_bfi) { 92694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 92794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 92894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 92994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xffffffff); 93094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x01234567); 93194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0x0); 93294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 93394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bfc(r0, 0, 3); 93494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bfc(r0, 16, 5); 93594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 93694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bfi(r2, r1, 0, 8); 93794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bfi(r2, r1, 16, 16); 93894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 93994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 94094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 94194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 94294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffe0fff8, r0); 94394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x45670067, r2); 94494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 94594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 94694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 94794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(bic) { 94894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 94994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 95094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 95194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xfff0); 95294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xf00000ff); 95394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xffffffff); 95494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 95594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bic(r3, r0, r1); 95694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bic(r4, r0, Operand(r1, LSL, 4)); 95794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bic(r5, r0, Operand(r1, LSR, 1)); 95894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bic(r6, r0, Operand(r1, ASR, 20)); 95994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bic(r7, r0, Operand(r1, ROR, 28)); 96094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bic(r8, r0, 0x1f); 96194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 96294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the C flag. 96394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r9, r2, 1); 96494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bic(r9, r1, Operand(r1, RRX)); 96594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 96694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag. 96794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r10, r0, 0); 96894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bic(r10, r1, Operand(r1, RRX)); 96994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 97094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 97194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 97294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 97394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0000ff00, r3); 97494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0000f000, r4); 97594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0000ff80, r5); 97694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x000000f0, r6); 97794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0000f000, r7); 97894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x0000ffe0, r8); 97994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000080, r9); 98094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x80000080, r10); 98194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 98294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 98394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 98494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(bics) { 98594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 98694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 98794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 98894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 98994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xf00000ff); 99094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 99194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bics(r0, r1, r1); 99294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 99394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 99494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 99594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 99694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZFlag); 99794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r0); 99894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 99994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 100094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x00fff000); 100194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x0fffff00); 100294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 100394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bics(r0, r0, Operand(r1, LSL, 4)); 100494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 100594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 100694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 100794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 100894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZFlag); 100994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000000, r0); 101094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 101194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 101294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x0000fff0); 101394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x0fffff00); 101494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 101594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bics(r0, r0, Operand(r1, LSR, 4)); 101694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 101794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 101894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 101994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 102094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZFlag); 102194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000000, r0); 102294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 102394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 102494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xf000fff0); 102594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x0fffff00); 102694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 102794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bics(r0, r0, Operand(r1, ASR, 4)); 102894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 102994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 103094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 103194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 103294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NFlag); 103394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xf0000000, r0); 103494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 103594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 103694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x80000000); 103794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xfffffffe); 103894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 103994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bics(r0, r0, Operand(r1, ROR, 1)); 104094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 104194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 104294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 104394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 104494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NFlag); 104594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x80000000, r0); 104694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 104794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 104894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x80000000); 104994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x80000001); 105094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 105194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Clear the C flag, forcing RRX to insert 0 in r1's most significant bit. 105294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r2, r0, 0); 105394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bics(r2, r0, Operand(r1, RRX)); 105494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 105594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 105694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 105794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 105894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NCFlag); 105994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x80000000, r2); 106094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 106194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 106294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x80000000); 106394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x80000001); 106494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xffffffff); 106594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 106694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the C flag, forcing RRX to insert 1 in r1's most significant bit. 106794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r2, r2, 1); 106894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bics(r2, r0, Operand(r1, RRX)); 106994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 107094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 107194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 107294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 107394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZCFlag); 107494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r2); 107594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 107694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 107794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xf000); 107894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 107994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bics(r0, r0, 0xf000); 108094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 108194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 108294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 108394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 108494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(ZFlag); 108594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x00000000, r0); 108694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 108794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 108894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xff000000); 108994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 109094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bics(r0, r0, 0x7fffffff); 109194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 109294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 109394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 109494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 109594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_NZCV(NFlag); 109694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x80000000, r0); 109794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 109894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 109994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 110094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Make sure calling a macro-assembler instruction will generate literal pools 110194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// if needed. 110294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_pool_generated_by_macro_instruction) { 110394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 110494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 110594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 110694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 110794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label start, end; 110894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 110994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 111094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 111194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 111294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 1); 111394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 111494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&start); 111594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &end); 111694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 111794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.VeneerPoolIsEmpty()); 111894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 111994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 112094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate enough code so that, after the loop, no instruction can be 112194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // generated before we need to generate the veneer pool. 112294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Use `ExactAssemblyScope` and the assembler to generate the code. 112394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t space = masm.GetMarginBeforeVeneerEmission(); 112494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 112594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, ExactAssemblyScope::kExactSize); 112694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (space > 0) { 112794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 112894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois space -= k16BitT32InstructionSizeInBytes; 112994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 113094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 113194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 113294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We should not have emitted the veneer pool at this point. 113394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.VeneerPoolIsEmpty()); 113494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 113594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeVeneerEmission() == 0); 113694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 113794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Now the pool will need to be generated before we can emit anything. 113894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label check; 113994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&check); 114094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 114194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We should have generated 3 wide instructions: 114294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // b.w past_veneer_pool 114394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // b.w end ;; veneer from CBZ to "end". 114494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // past_veneer_pool: 114594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // mov r0, #0 114694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetSizeOfCodeGeneratedSince(&check) == 114794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (3 * k32BitT32InstructionSizeInBytes)); 114894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 114994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Branch back to make sure the veneers work. 115094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&start); 115194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&end); 115294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 115394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 115494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 115594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 115694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 115794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 115894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 115994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 116094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r0); 116194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 116294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 116394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 116494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(emit_reused_load_literal_rewind) { 116594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This test generates an Ldrd that needs to be rewinded and loads a literal 116694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // that already is in the pool (hence it will be part of the pool that gets 116794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // emitted as part of the rewind). 116894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 116994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 117094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 117194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 117294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 117394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 117494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 117594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 117694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldrd_range = masm.IsUsingA32() ? 255 : 1020; 117794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int string_size = AlignUp(ldrd_range + kMaxInstructionSizeInBytes, 4); 117894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois std::string test_string(string_size, 'x'); 117994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois StringLiteral big_literal(test_string.c_str()); 118094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adr(r4, &big_literal); 118194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 118294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This load has a wider range than the Ldrd used below for the same 118394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // literal. 118494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t> l1(0xcafebeefdeadbaba); 118594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, &l1); 118694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 118794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This Ldrd will be emitted and then rewinded, forcing the pool to be 118894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // emitted before we regenerate the instruction, so l1 will be bound and the 118994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // literal pool empty afterwards. 119094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, &l1); 119194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 119294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 119394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r4, MemOperand(r4)); // Load the first 4 characters in r4. 119494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 119594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 119694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 119794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 119894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 119994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r0); 120094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r2); 120194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r3); 120294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x78787878, r4); 120394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 120494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 120594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 120694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(emit_reused_load_literal_should_not_rewind) { 120794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This test checks that we are not conservative when rewinding a load of a 120894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // literal that is already in the literal pool. 120994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 121094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 121194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 121294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 121394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 121494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 121594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 121694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 121794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This load has a wider range than the Ldrd used below for the same 121894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // literal. 121994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t> l1(0xcafebeefdeadbaba); 122094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, &l1); 122194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 122294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add a large string to the literal pool, but only *after* l1, so the 122394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Ldrd below should not need to rewind. 122494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldrd_range = masm.IsUsingA32() ? 255 : 1020; 122594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int string_size = AlignUp(ldrd_range + kMaxInstructionSizeInBytes, 4); 122694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois std::string test_string(string_size, 'x'); 122794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois StringLiteral big_literal(test_string.c_str()); 122894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adr(r4, &big_literal); 122994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, &l1); 123094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 123194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(AlignUp(string_size + 1, 4) + l1.GetSize()); 123294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 123394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is emitted. 123494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 123594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 123694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 123794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r4, MemOperand(r4)); // Load the first 4 characters in r4. 123894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 123994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 124094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 124194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 124294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 124394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r0); 124494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r2); 124594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r3); 124694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x78787878, r4); 124794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 124894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 124994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 125094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisvoid EmitReusedLoadLiteralStressTest(InstructionSet isa, bool conditional) { 125194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This test stresses loading a literal that is already in the literal pool, 125294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // for 125394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // various positionings on the existing load from that literal. We try to 125494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // exercise 125594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // cases where the two loads result in similar checkpoints for the literal 125694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // pool. 125794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 125894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 125994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldrd_range = masm.IsUsingA32() ? 255 : 1020; 126094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldr_range = 4095; 126194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int nop_size = masm.IsUsingA32() ? 4 : 2; 126294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int nops = (ldr_range - ldrd_range) / nop_size; 126394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 126494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int n = nops - 10; n < nops + 10; ++n) { 126594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 126694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 126794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 126894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 126994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 127094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 127194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (conditional) { 127294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0); 127394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r1, 0); 127494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 127594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 127694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add a large string to the pool, which will force the Ldrd below to rewind 127794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // (if the pool is not already emitted due to the Ldr). 127894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int string_size = AlignUp(ldrd_range + kMaxInstructionSizeInBytes, 4); 127994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois std::string test_string(string_size, 'x'); 128094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois StringLiteral big_literal(test_string.c_str()); 128194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r4, &big_literal); 128294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 128394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This load has a wider range than the Ldrd used below for the same 128494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // literal. 128594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t> l1(0xcafebeefdeadbaba); 128694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, &l1); 128794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 128894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate nops, in order to bring the checkpoints of the Ldr and Ldrd 128994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // closer. 129094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 129194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 129294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois n * nop_size, 129394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 129494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < n; ++i) { 129594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 129694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 129794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 129894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 129994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (conditional) { 130094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(eq, r2, r3, &l1); 130194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } else { 130294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, &l1); 130394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 130494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // At this point, the pool will be emitted either because Ldrd needed to 130594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // rewind, or because Ldr reached its range. 130694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 130794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 130894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 130994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 131094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 131194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 131294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 131394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r0); 131494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r2); 131594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r3); 131694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x78787878, r4); 131794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 131894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 131994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 132094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 132194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(emit_reused_load_literal_stress) { 132294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitReusedLoadLiteralStressTest(isa, false /*conditional*/); 132394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 132494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 132594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 132694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(emit_reused_conditional_load_literal_stress) { 132794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitReusedLoadLiteralStressTest(isa, true /*conditional*/); 132894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 132994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 133094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 133194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(test_many_loads_from_same_literal) { 133294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This test generates multiple loads from the same literal in order to 133394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // test that the delegate recursion limit is appropriate for Ldrd with 133494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // large negative offsets. 133594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 133694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 133794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 133894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 133994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 134094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 134194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 134294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 134394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t> l0(0xcafebeefdeadbaba); 134494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, &l0); 134594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < 10000; ++i) { 134694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r2, r2, i); 134794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r4, r5, &l0); 134894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 134994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 135094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, &l0); 135194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 135294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 135394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 135494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 135594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 135694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 135794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r0); 135894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r1); 135994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r2); 136094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r3); 136194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r4); 136294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r5); 136394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 136494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 136594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 136694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Make sure calling a macro-assembler instruction will generate literal pools 136794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// if needed. 136894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(literal_pool_generated_by_macro_instruction) { 136994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 137094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 137194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 137294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 137394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 137494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 137594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 137694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, 0x1234567890abcdef); 137794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 137894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 137994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.LiteralPoolIsEmpty()); 138094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 138194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate enough code so that, after the loop, no instruction can be 138294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // generated before we need to generate the literal pool. 138394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Use `ExactAssemblyScope` and the assembler to generate the code. 138494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t space = masm.GetMarginBeforeLiteralEmission(); 138594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 138694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, ExactAssemblyScope::kExactSize); 138794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (space > 0) { 138894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 138994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois space -= k16BitT32InstructionSizeInBytes; 139094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 139194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 139294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 139394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We should not have emitted the literal pool at this point. 139494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 139594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.LiteralPoolIsEmpty()); 139694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeLiteralEmission() == 0); 139794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 139894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Now the pool will need to be generated before we emit anything. 139994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label check; 140094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&check); 140194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0x12345678); 140294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We should have generated 3 wide instructions and 8 bytes of data: 140394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // b.w past_literal_pool 140494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // .bytes 0x1234567890abcdef 140594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // past_literal_pool: 140694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // mov r2, #22136 140794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // movt r2, #4660 140894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetSizeOfCodeGeneratedSince(&check) == 140994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (3 * k32BitT32InstructionSizeInBytes + 8)); 141094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 141194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 141294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 141394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 141494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 141594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 141694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 141794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 141894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 141994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 142094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r2); 142194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 142294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 142394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 142494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(emit_single_literal) { 142594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 142694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 142794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 142894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 142994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 143094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 143194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 143294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Create one literal pool entry. 143394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, 0x1234567890abcdef); 143494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(8); 143594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s0, 1.0); 143694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d1, 2.0); 143794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vmov(d2, 4.1); 143894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vmov(s8, 8.2); 143994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(20); 144094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 144194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 144294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 144394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 144494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 144594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 144694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 144794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(1.0f, s0); 144894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(2.0, d1); 144994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(4.1, d2); 145094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(8.2f, s8); 145194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 145294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 145394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 145494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#undef __ 145594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define __ masm-> 145694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 145794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 145894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisvoid EmitLdrdLiteralTest(MacroAssembler* masm) { 145994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldrd_range = masm->IsUsingA32() ? 255 : 1020; 146094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We want to emit code up to the maximum literal load range and ensure the 146194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // pool has not been emitted. Compute the limit (end). 146294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ptrdiff_t end = AlignDown( 146394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Align down the PC to 4 bytes as the instruction does when it's 146494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // executed. 146594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The PC will be the cursor offset plus the architecture state PC 146694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // offset. 146794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois AlignDown(masm->GetBuffer()->GetCursorOffset() + 146894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm->GetArchitectureStatePCOffset(), 146994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 4) + 147094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Maximum range allowed to access the constant. 147194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ldrd_range - 147294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The literal pool has a two instruction margin. 147394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 2 * kMaxInstructionSizeInBytes, 147494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // AlignDown to 4 byte as the literals will be 4 byte aligned. 147594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 4); 147694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 147794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Create one literal pool entry. 147894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, 0x1234567890abcdef); 147994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(8); 148094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 148194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t margin = masm->GetMarginBeforeLiteralEmission(); 148294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 148394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(masm, margin, ExactAssemblyScope::kExactSize); 148494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Opening the scope should not have triggered the emission of the literal 148594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // pool. 148694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm->LiteralPoolIsEmpty()); 148794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm->GetCursorOffset() < end) { 148894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 148994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 149094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm->GetCursorOffset() == end); 149194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 149294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 149394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the pool has not been emited along the way. 149494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(8); 149594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This extra instruction should trigger an emit of the pool. 149694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 149794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The pool should have been emitted. 149894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 149994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 150094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 150194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 150294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#undef __ 150394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define __ masm. 150494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 150594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 150694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(emit_literal_rewind) { 150794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 150894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 150994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 151094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 151194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 151294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 151394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 151494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 151594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitLdrdLiteralTest(&masm); 151694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 151794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldrd_range = masm.IsUsingA32() ? 255 : 1020; 151894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int string_size = AlignUp(ldrd_range + kMaxInstructionSizeInBytes, 4); 151994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois std::string test_string(string_size, 'x'); 152094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois StringLiteral big_literal(test_string.c_str()); 152194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adr(r4, &big_literal); 152294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This adr will overflow the literal pool and force a rewind. 152394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // That means that the string will be generated then, then Ldrd and the 152494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Ldrd's value will be alone in the pool. 152594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, 0xcafebeefdeadbaba); 152694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(8); 152794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 152894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 152994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 153094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r4, MemOperand(r4)); // Load the first 4 characters in r4. 153194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 153294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 153394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 153494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 153594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 153694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 153794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 153894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r2); 153994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r3); 154094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x78787878, r4); 154194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 154294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 154394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(emit_literal_conditional_rewind) { 154494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 154594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 154694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 154794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 154894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This test is almost identical to the test above, but the Ldrd instruction 154994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // is conditional and there is a second conditional Ldrd instruction that will 155094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // not be executed. This is to check that reverting the emission of a load 155194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // literal instruction, rewinding, emitting the literal pool and then emitting 155294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // the instruction again works correctly when the load is conditional. 155394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 155494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 155594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 155694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 155794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 155894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldrd_range = masm.IsUsingA32() ? 255 : 1020; 155994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int string_size = AlignUp(ldrd_range + kMaxInstructionSizeInBytes, 4); 156094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois std::string test_string(string_size, 'x'); 156194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois StringLiteral big_literal(test_string.c_str()); 156294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adr(r2, &big_literal); 156394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This adr will overflow the literal pool and force a rewind. 156494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // That means that the string will be generated then, then Ldrd and the 156594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Ldrd's value will be alone in the pool. 156694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 156794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0); 156894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 1); 156994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r3, 1); 157094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(eq, r0, r1, 0xcafebeefdeadbaba); 157194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(ne, r0, r1, 0xdeadcafebeefbaba); 157294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(16); 157394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 157494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 157594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 157694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r2, MemOperand(r2)); // Load the first 4 characters in r2. 157794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 157894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 157994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 158094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 158194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 158294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r0); 158394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r1); 158494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x78787878, r2); 158594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 158694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 158794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisenum LiteralStressTestMode { 158894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kUnconditional, 158994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kConditionalTrue, 159094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kConditionalFalse, 159194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kConditionalBoth 159294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois}; 159394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 159494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Test loading a literal when the size of the literal pool is close to the 159594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// maximum range of the load, with varying PC values (and alignment, for T32). 159694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// This test is similar to the tests above, with the difference that we allow 159794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// an extra offset to the string size in order to make sure that various pool 159894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// sizes close to the maximum supported offset will produce code that executes 159994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// correctly. As the Ldrd might or might not be rewinded, we do not assert on 160094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// the size of the literal pool in this test. 160194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisvoid EmitLdrdLiteralStressTest(InstructionSet isa, 160294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois bool unaligned, 160394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois LiteralStressTestMode test_mode) { 160494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 160594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 160694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int offset = -10; offset <= 10; ++offset) { 160794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 160894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 160994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (unaligned) { 161094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 161194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT((masm.GetBuffer()->GetCursorOffset() % 4) == 2); 161294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 161394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 161494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 161594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 161694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 161794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 161894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldrd_range = masm.IsUsingA32() ? 255 : 1020; 161994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int string_size = ldrd_range + offset; 162094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois std::string test_string(string_size - 1, 'x'); 162194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois StringLiteral big_literal(test_string.c_str()); 162294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adr(r2, &big_literal); 162394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 162494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0); 162594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois switch (test_mode) { 162694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case kUnconditional: 162794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, 0xcafebeefdeadbaba); 162894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 162994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case kConditionalTrue: 163094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xffffffff); 163194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, r0); 163294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 1); 163394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r3, 1); 163494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(eq, r0, r1, 0xcafebeefdeadbaba); 163594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 163694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case kConditionalFalse: 163794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xdeadbaba); 163894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xcafebeef); 163994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 1); 164094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r3, 1); 164194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(ne, r0, r1, 0xdeadcafebeefbaba); 164294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 164394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case kConditionalBoth: 164494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 1); 164594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r3, 1); 164694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(eq, r0, r1, 0xcafebeefdeadbaba); 164794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(ne, r0, r1, 0xdeadcafebeefbaba); 164894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 164994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 165094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 165194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 165294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 165394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r2, MemOperand(r2)); // Load the first 4 characters in r2. 165494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 165594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 165694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 165794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 165894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 165994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r0); 166094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r1); 166194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x78787878, r2); 166294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 166394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 166494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 166594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 166694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(emit_literal_rewind_stress) { 166794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitLdrdLiteralStressTest(isa, false /*unaligned*/, kUnconditional); 166894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 166994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 167094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 167194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(emit_literal_rewind_stress_unaligned) { 167294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitLdrdLiteralStressTest(isa, true /*unaligned*/, kUnconditional); 167394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 167494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 167594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 167694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(emit_literal_conditional_rewind_stress) { 167794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitLdrdLiteralStressTest(isa, false /*unaligned*/, kConditionalTrue); 167894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitLdrdLiteralStressTest(isa, false /*unaligned*/, kConditionalFalse); 167994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitLdrdLiteralStressTest(isa, false /*unaligned*/, kConditionalBoth); 168094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 168194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 168294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 168394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(emit_literal_conditional_rewind_stress_unaligned) { 168494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitLdrdLiteralStressTest(isa, true /*unaligned*/, kConditionalTrue); 168594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitLdrdLiteralStressTest(isa, true /*unaligned*/, kConditionalFalse); 168694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitLdrdLiteralStressTest(isa, true /*unaligned*/, kConditionalBoth); 168794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 168894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 168994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 169094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(emit_literal_unaligned) { 169194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 169294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 169394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 169494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 169594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 169694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 169794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 169894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 169994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a nop to break the 4 bytes alignment. 170094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 170194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 170294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmitLdrdLiteralTest(&masm); 170394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 170494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 170594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 170694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 170794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 170894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 170994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 171094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 171194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 171294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 171394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 171494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(literal_multiple_uses) { 171594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 171694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 171794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 171894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int32_t> lit(42); 171994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, &lit); 172094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(4); 172194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 172294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Multiple uses of the same literal object should not make the 172394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // pool grow. 172494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r1, &lit); 172594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(r2, &lit); 172694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(r3, &lit); 172794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(r4, &lit); 172894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(4); 172994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 173094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 173194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 173294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 173394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 173494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(42, r0); 173594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(42, r1); 173694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(42, r2); 173794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(42, r3); 173894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(42, r4); 173994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 174094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 174194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 174294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// A test with two loads literal which go out of range at the same time. 174394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_A32(ldr_literal_range_same_time) { 174494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 174594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 174694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 174794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldrd_range = 255; 174894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We need to take into account the jump over the pool. 174994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldrd_padding = ldrd_range - 2 * kA32InstructionSizeInBytes; 175094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldr_range = 4095; 175194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We need to take into account the ldrd padding and the ldrd instruction. 175294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int ldr_padding = 175394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ldr_range - ldrd_padding - 2 * kA32InstructionSizeInBytes; 175494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 175594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, 0x12121212); 175694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(4); 175794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 175894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 175994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int space = AlignDown(ldr_padding, kA32InstructionSizeInBytes); 176094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, ExactAssemblyScope::kExactSize); 176194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t end = masm.GetCursorOffset() + space; 176294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end) { 176394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 176494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 176594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 176694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 176794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, 0x1234567890abcdef); 176894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(12); 176994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 177094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 177194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int space = AlignDown(ldrd_padding, kA32InstructionSizeInBytes); 177294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, ExactAssemblyScope::kExactSize); 177394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int32_t end = masm.GetCursorOffset() + space; 177494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetCursorOffset() < end;) { 177594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 177694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 177794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 177894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(12); 177994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 178094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This mov will put the two loads literal out of range and will force 178194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // the literal pool emission. 178294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 178394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 178494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 178594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 178694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 178794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 178894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12121212, r1); 178994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r2); 179094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r3); 179194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 179294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 179394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 179494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(ldr_literal_mix_types) { 179594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 179694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 179794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 179894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t> l0(0x1234567890abcdef); 179994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int32_t> l1(0x12345678); 180094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint16_t> l2(1234); 180194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int16_t> l3(-678); 180294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint8_t> l4(42); 180394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int8_t> l5(-12); 180494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 180594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, &l0); 180694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r2, &l1); 180794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(r3, &l2); 180894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(r4, &l3); 180994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r5, &l4); 181094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(r6, &l5); 181194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(28); 181294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 181394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 181494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 181594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 181694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 181794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 181894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 181994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r2); 182094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(1234, r3); 182194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(-678, r4); 182294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(42, r5); 182394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(-12, r6); 182494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 182594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 182694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 182794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(ldr_literal_conditional) { 182894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 182994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 183094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 183194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t> l0(0x1234567890abcdef); 183294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t> l0_not_taken(0x90abcdef12345678); 183394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int32_t> l1(0x12345678); 183494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int32_t> l1_not_taken(0x56781234); 183594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint16_t> l2(1234); 183694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint16_t> l2_not_taken(3412); 183794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int16_t> l3(-678); 183894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int16_t> l3_not_taken(678); 183994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint8_t> l4(42); 184094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint8_t> l4_not_taken(-42); 184194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int8_t> l5(-12); 184294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int8_t> l5_not_taken(12); 184394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<float> l6(1.2345f); 184494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<float> l6_not_taken(0.0f); 184594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<double> l7(1.3333); 184694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<double> l7_not_taken(0.0); 184794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 184894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that conditionally loading literals of different types works 184994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // correctly for both A32 and T32. 185094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r7, 1); 185194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r7, 1); 185294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(eq, r0, r1, &l0); 185394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(ne, r0, r1, &l0_not_taken); 185494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r7, 0); 185594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(gt, r2, &l1); 185694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(le, r2, &l1_not_taken); 185794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r7, 2); 185894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(lt, r3, &l2); 185994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(ge, r3, &l2_not_taken); 186094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(le, r4, &l3); 186194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(gt, r4, &l3_not_taken); 186294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r7, 1); 186394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(ge, r5, &l4); 186494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(lt, r5, &l4_not_taken); 186594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(eq, r6, &l5); 186694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(ne, r6, &l5_not_taken); 186794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(Condition(eq), s0, &l6); 186894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(Condition(ne), s0, &l6_not_taken); 186994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(Condition(eq), d1, &l7); 187094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(Condition(ne), d1, &l7_not_taken); 187194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 187294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 187394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 187494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 187594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 187694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 187794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 187894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r2); 187994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(1234, r3); 188094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(-678, r4); 188194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(42, r5); 188294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(-12, r6); 188394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(1.2345f, s0); 188494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(1.3333, d1); 188594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 188694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 188794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 188894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisstruct LdrLiteralRangeTest { 188994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois void (MacroAssembler::*instruction)(Register, RawLiteral*); 189094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Register result_reg; 189194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int a32_range; 189294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int t32_range; 189394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t literal_value; 189494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t test_value; 189594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois}; 189694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 189794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 189894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisconst LdrLiteralRangeTest kLdrLiteralRangeTestData[] = 189994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois {{&MacroAssembler::Ldr, r1, 4095, 4095, 0x12345678, 0x12345678}, 190094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois {&MacroAssembler::Ldrh, r2, 255, 4095, 0xabcdefff, 0x0000efff}, 190194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois {&MacroAssembler::Ldrsh, r3, 255, 4095, 0x00008765, 0xffff8765}, 190294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois {&MacroAssembler::Ldrb, r4, 4095, 4095, 0x12345678, 0x00000078}, 190394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois {&MacroAssembler::Ldrsb, r5, 255, 4095, 0x00000087, 0xffffff87}}; 190494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 190594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 190694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisvoid GenerateLdrLiteralTriggerPoolEmission(InstructionSet isa, 190794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois bool unaligned_ldr) { 190894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 190994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 191094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (size_t i = 0; i < ARRAY_SIZE(kLdrLiteralRangeTestData); ++i) { 191194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const LdrLiteralRangeTest& test = kLdrLiteralRangeTestData[i]; 191294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 191394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 191494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 191594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (unaligned_ldr) { 191694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a nop to break the 4-byte alignment. 191794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 191894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT((masm.GetBuffer()->GetCursorOffset() % 4) == 2); 191994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 192094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 192194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r6, 0x12345678); 192294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(4); 192394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 192494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: The MacroAssembler currently checks for more space than required 192594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // when emitting macro instructions, triggering emission of the pool before 192694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // absolutely required. For now we keep a buffer. Fix this test when the 192794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // MacroAssembler becomes precise again. 192894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int masm_check_margin = 10 * kMaxInstructionSizeInBytes; 192994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size_t expected_pool_size = 4; 193094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while ((masm.GetMarginBeforeLiteralEmission() - masm_check_margin) >= 193194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static_cast<int32_t>(kMaxInstructionSizeInBytes)) { 193294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r7, 0x90abcdef); 193394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Each ldr instruction will force a new literal value to be added 193494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // to the pool. Check that the literal pool grows accordingly. 193594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois expected_pool_size += 4; 193694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(expected_pool_size); 193794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 193894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 193994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int space = masm.GetMarginBeforeLiteralEmission(); 194094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int end = masm.GetCursorOffset() + space; 194194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 194294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate nops precisely to fill the buffer. 194394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope accurate_scope(&masm, space); // This should not 194494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // trigger emission of 194594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // the pool. 194694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.LiteralPoolIsEmpty()); 194794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end) { 194894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 194994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 195094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 195194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 195294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This ldr will force the literal pool to be emitted before emitting 195394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // the load and will create a new pool for the new literal used by this ldr. 195494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.LiteralPoolIsEmpty()); 195594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t> literal(test.literal_value); 195694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (masm.*test.instruction)(test.result_reg, &literal); 195794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(4); 195894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 195994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 196094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 196194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 196294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 196394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r6); 196494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r7); 196594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(test.test_value, test.result_reg); 196694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 196794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 196894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 196994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 197094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(ldr_literal_trigger_pool_emission) { 197194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois GenerateLdrLiteralTriggerPoolEmission(isa, false); 197294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 197394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 197494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 197594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(ldr_literal_trigger_pool_emission_unaligned) { 197694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois GenerateLdrLiteralTriggerPoolEmission(isa, true); 197794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 197894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 197994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 198094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisvoid GenerateLdrLiteralRangeTest(InstructionSet isa, bool unaligned_ldr) { 198194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 198294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 198394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (size_t i = 0; i < ARRAY_SIZE(kLdrLiteralRangeTestData); ++i) { 198494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const LdrLiteralRangeTest& test = kLdrLiteralRangeTestData[i]; 198594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 198694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 198794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 198894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 198994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 199094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 199194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 199294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (unaligned_ldr) { 199394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a nop to break the 4-byte alignment. 199494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 199594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT((masm.GetBuffer()->GetCursorOffset() % 4) == 2); 199694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 199794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 199894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t> literal(test.literal_value); 199994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (masm.*test.instruction)(test.result_reg, &literal); 200094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(4); 200194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 200294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate enough instruction so that we go out of range for the load 200394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // literal we just emitted. 200494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ptrdiff_t end = masm.GetBuffer()->GetCursorOffset() + 200594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ((masm.IsUsingA32()) ? test.a32_range : test.t32_range); 200694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetBuffer()->GetCursorOffset() < end) { 200794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 200894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 200994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 201094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The literal pool should have been emitted now. 201194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(literal.IsBound()); 201294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 201394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 201494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 201594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 201694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 201794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 201894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(test.test_value, test.result_reg); 201994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 202094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 202194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 202294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 202394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(ldr_literal_range) { GenerateLdrLiteralRangeTest(isa, false); } 202494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 202594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 202694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(ldr_literal_range_unaligned) { 202794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois GenerateLdrLiteralRangeTest(isa, true); 202894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 202994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 203094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 203194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(string_literal) { 203294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 203394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 203494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 203594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 203694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 203794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 203894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 203994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois StringLiteral hello_string("hello"); 204094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 204194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r1, &hello_string); 204294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 204394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adr(r0, &hello_string); 204494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r2, MemOperand(r0)); 204594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 204694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 204794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 204894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 204994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32('h', r1); 205094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32('h', r2); 205194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 205294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 205394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 205494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(custom_literal_in_pool) { 205594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 205694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 205794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 205894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 205994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 206094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 206194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 206294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t> l0(static_cast<uint32_t>(0x12345678)); 206394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, &l0); 206494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 206594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, &l0); 206694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 206794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 206894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t> cafebeefdeadbaba(0xcafebeefdeadbaba); 206994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r8, r9, &cafebeefdeadbaba); 207094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 207194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, &cafebeefdeadbaba); 207294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 207394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 207494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t> l1(0x09abcdef); 207594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adr(r4, &l1); 207694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r4, MemOperand(r4)); 207794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(); 207894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adr(r5, &l1); 207994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r5, MemOperand(r5)); 208094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 208194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 208294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 208394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 208494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 208594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 208694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 208794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r0); 208894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 208994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r2); 209094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r3); 209194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r8); 209294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r9); 209394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x09abcdef, r4); 209494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x09abcdef, r5); 209594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 209694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 209794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 209894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(custom_literal_place) { 209994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 210094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 210194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 210294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 210394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 210494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 210594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 210694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t> l0(0xcafebeefdeadbaba, RawLiteral::kManuallyPlaced); 210794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int32_t> l1(0x12345678, RawLiteral::kManuallyPlaced); 210894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint16_t> l2(4567, RawLiteral::kManuallyPlaced); 210994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int16_t> l3(-4567, RawLiteral::kManuallyPlaced); 211094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint8_t> l4(123, RawLiteral::kManuallyPlaced); 211194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int8_t> l5(-123, RawLiteral::kManuallyPlaced); 211294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 211394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, &l0); 211494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r2, &l1); 211594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(r3, &l2); 211694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(r4, &l3); 211794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r5, &l4); 211894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(r6, &l5); 211994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 212094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 212194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 212294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Manually generate a literal pool. 212394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label after_pool; 212494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&after_pool); 212594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Place(&l0); 212694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Place(&l1); 212794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Place(&l2); 212894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Place(&l3); 212994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Place(&l4); 213094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Place(&l5); 213194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&after_pool); 213294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 213394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 213494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois UseScratchRegisterScope temps(&masm); 213594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Register temp = temps.Acquire(); 213694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temp.Is(r12)); 213794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 213894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r8, r9, &l0); 213994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r7, &l1); 214094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(r10, &l2); 214194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(r11, &l3); 214294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(temp, &l4); 214394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We don't use any function call so we can use lr as an extra register. 214494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(lr, &l5); 214594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 214694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 214794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 214894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 214994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 215094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 215194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 215294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 215394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 215494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r0); 215594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r1); 215694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r2); 215794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(4567, r3); 215894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(-4567, r4); 215994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(123, r5); 216094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(-123, r6); 216194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 216294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r8); 216394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r9); 216494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r7); 216594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(4567, r10); 216694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(-4567, r11); 216794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(123, r12); 216894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(-123, lr); 216994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 217094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 217194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 217294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(custom_literal_place_shared) { 217394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 217494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 217594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (size_t i = 0; i < ARRAY_SIZE(kLdrLiteralRangeTestData); ++i) { 217694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const LdrLiteralRangeTest& test = kLdrLiteralRangeTestData[i]; 217794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 217894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 217994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 218094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 218194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 218294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 218394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 218494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t> before(test.literal_value, RawLiteral::kManuallyPlaced); 218594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t> after(test.literal_value, RawLiteral::kManuallyPlaced); 218694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 218794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!before.IsBound()); 218894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!after.IsBound()); 218994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 219094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Manually generate a pool. 219194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label end_of_pool_before; 219294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&end_of_pool_before); 219394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Place(&before); 219494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&end_of_pool_before); 219594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 219694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 219794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(before.IsBound()); 219894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!after.IsBound()); 219994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 220094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Load the entries several times to test that literals can be shared. 220194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < 20; i++) { 220294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (masm.*test.instruction)(r0, &before); 220394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (masm.*test.instruction)(r1, &after); 220494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 220594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 220694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 220794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(before.IsBound()); 220894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!after.IsBound()); 220994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 221094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Manually generate a pool. 221194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label end_of_pool_after; 221294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&end_of_pool_after); 221394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Place(&after); 221494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&end_of_pool_after); 221594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 221694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 221794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(before.IsBound()); 221894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(after.IsBound()); 221994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 222094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 222194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 222294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 222394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 222494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(test.test_value, r0); 222594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(test.test_value, r1); 222694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 222794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 222894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 222994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 223094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(custom_literal_place_range) { 223194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 223294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 223394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (size_t i = 0; i < ARRAY_SIZE(kLdrLiteralRangeTestData); ++i) { 223494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const LdrLiteralRangeTest& test = kLdrLiteralRangeTestData[i]; 223594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int nop_size = masm.IsUsingA32() ? kA32InstructionSizeInBytes 223694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois : k16BitT32InstructionSizeInBytes; 223794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int range = masm.IsUsingA32() ? test.a32_range : test.t32_range; 223894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // On T32 the PC will be 4-byte aligned to compute the range. The 223994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // MacroAssembler might also need to align the code buffer before emitting 224094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // the literal when placing it. We keep a margin to account for this. 224194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int margin = masm.IsUsingT32() ? 4 : 0; 224294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 224394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Take PC offset into account and make sure the literal is in the range. 224494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int padding_before = 224594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois range - masm.GetArchitectureStatePCOffset() - sizeof(uint32_t) - margin; 224694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 224794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The margin computation below is correct because the ranges are not 224894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // 4-byte aligned. Otherwise this test would insert the exact number of 224994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // instructions to cover the range and the literal would end up being 225094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // placed outside the range. 225194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT((range % 4) != 0); 225294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 225394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The range is extended by the PC offset but we need to consider the ldr 225494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // instruction itself and the branch over the pool. 225594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int padding_after = range + masm.GetArchitectureStatePCOffset() - 225694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (2 * kMaxInstructionSizeInBytes) - margin; 225794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 225894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 225994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t> before(test.literal_value, RawLiteral::kManuallyPlaced); 226094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t> after(test.literal_value, RawLiteral::kManuallyPlaced); 226194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 226294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label test_start; 226394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&test_start); 226494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Place(&before); 226594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 226694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 226794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int space = AlignDown(padding_before, nop_size); 226894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, ExactAssemblyScope::kExactSize); 226994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int32_t end = masm.GetCursorOffset() + space; 227094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetCursorOffset() < end;) { 227194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 227294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 227394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 227494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 227594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&test_start); 227694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (masm.*test.instruction)(r0, &before); 227794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (masm.*test.instruction)(r1, &after); 227894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 227994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 228094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int space = AlignDown(padding_after, nop_size); 228194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, ExactAssemblyScope::kExactSize); 228294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int32_t end = masm.GetCursorOffset() + space; 228394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetCursorOffset() < end;) { 228494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 228594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 228694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 228794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 228894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label after_pool; 228994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&after_pool); 229094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Place(&after); 229194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&after_pool); 229294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 229394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 229494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 229594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 229694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 229794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(test.test_value, r0); 229894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(test.test_value, r1); 229994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 230094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 230194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 230294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 230394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(emit_big_pool) { 230494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 230594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 230694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 230794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 230894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 230994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 231094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label start; 231194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&start); 231294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 1000; i > 0; --i) { 231394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, i); 231494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 231594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 231694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetSizeOfCodeGeneratedSince(&start) == 4000); 231794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 231894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(4000); 231994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 232094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 232194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 232294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 232394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 232494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(1, r0); 232594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 232694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 232794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 232894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(too_far_cbz) { 232994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 233094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 233194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 233294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label start; 233394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label end; 233494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label exit; 233594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 233694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&start); 233794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&end); 233894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 1); 233994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&exit); 234094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&start); 234194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Cbz is only defined for forward jump. Check that it will work (substituted 234294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // by Cbnz/B). 234394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &end); 234494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&exit); 234594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 234694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 234794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 234894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 234994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(1, r0); 235094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 235194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 235294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 235394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(close_cbz) { 235494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 235594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 235694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 235794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label first; 235894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label second; 235994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 236094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0); 236194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0); 236294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &first); 236394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&first); 236494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 1); 236594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbnz(r0, &second); 236694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&second); 236794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 2); 236894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 236994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 237094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 237194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 237294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r0); 237394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(1, r1); 237494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(2, r2); 237594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 237694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 237794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 237894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(close_cbz2) { 237994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 238094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 238194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 238294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label first; 238394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label second; 238494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 238594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0); 238694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0); 238794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r0, 0); 238894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &first); 238994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(gt, &second); 239094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &first); 239194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&first); 239294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 1); 239394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbnz(r0, &second); 239494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&second); 239594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 2); 239694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 239794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 239894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 239994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 240094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r0); 240194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(1, r1); 240294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(2, r2); 240394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 240494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 240594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 240694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(not_close_cbz) { 240794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 240894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 240994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 241094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label first; 241194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label second; 241294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &first); 241394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &first); 241494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&first); 241594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbnz(r0, &second); 241694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(gt, &second); 241794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&second); 241894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 241994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 242094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 242194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 242294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 242394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 242494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneers) { 242594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 242694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 242794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 242894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label zero; 242994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label exit; 243094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 243194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Create one literal pool entry. 243294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, 0x12345678); 243394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(4); 243494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &zero); 243594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 1); 243694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&exit); 243794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 32; i > 0; i--) { 243894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0); 243994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 244094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Assert that the literal pool has been generated with the veneers. 244194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 244294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&zero); 244394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 2); 244494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&exit); 244594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 244694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 244794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 244894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 244994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(2, r0); 245094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 245194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 245294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 245394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 245494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// This test checks that veneers are sorted. If not, the test failed as the 245594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// veneer for "exit" is emitted before the veneer for "zero" and the "zero" 245694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// veneer is out of range for Cbz. 245794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneers_labels_sort) { 245894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 245994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 246094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 246194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label start; 246294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label zero; 246394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label exit; 246494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Movs(r0, 0); 246594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &exit); 246694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&start); 246794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 1048400; i > 0; i -= 4) { 246894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0); 246994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 247094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&start); 247194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &zero); 247294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 1); 247394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&exit); 247494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 32; i > 0; i--) { 247594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0); 247694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 247794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&zero); 247894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 2); 247994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&exit); 248094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 248194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 248294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 248394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 248494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(2, r0); 248594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 248694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 248794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that a label bound within the assembler is effectively removed from 248894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// the veneer pool. 248994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_bind) { 249094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 2491b815212d28120f65e1e808faadfc503e89a45990Pierre Langlois START(); 2492b815212d28120f65e1e808faadfc503e89a45990Pierre Langlois 249394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label target; 249494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &target); 249594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 249694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 249794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 249894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Bind the target label using the `Assembler`. 249994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 250094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kMaxInstructionSizeInBytes, 250194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kMaximumSize); 250294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bind(&target); 250394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 250494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 250594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 250694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(target.IsBound()); 250794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 250894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 250994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 251094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 251194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 251294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 251394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that the veneer pool is correctly emitted even if we do enough narrow 251494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// branches before a cbz so that the cbz needs its veneer emitted first in the 251594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// pool in order to work. 251694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(b_narrow_and_cbz_sort) { 251794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 251894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 251994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 252094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int kLabelsCount = 40; 252194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int kNops = 30; 252294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label b_labels[kLabelsCount]; 252394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label cbz_label; 252494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 252594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 252694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 252794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 252894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r0, 0); 252994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 253094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; ++i) { 253194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &b_labels[i], kNear); 253294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 253394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 253494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 253594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 253694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes * kNops, 253794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 253894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kNops; i++) { 253994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 254094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 254194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 254294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 254394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The pool should not be emitted here. 254494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &cbz_label); 254594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 254694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Force pool emission. If the labels are not sorted, the cbz will be out 254794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // of range. 254894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t margin = masm.GetMarginBeforeVeneerEmission(); 254994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t end = masm.GetCursorOffset() + margin; 255094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 255194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 255294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, margin, ExactAssemblyScope::kExactSize); 255394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end) { 255494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 255594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 255694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 255794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 255894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 1); 255994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 256094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; ++i) { 256194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&b_labels[i]); 256294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 256394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 256494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&cbz_label); 256594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 256694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 256794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 256894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 256994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 257094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r0); 257194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 257294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 257394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 257494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(b_narrow_and_cbz_sort_2) { 257594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 257694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 257794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 257894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int kLabelsCount = 40; 257994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int kNops = 30; 258094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label b_labels[kLabelsCount]; 258194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label cbz_label; 258294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 258394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 258494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r0, 0); 258594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 258694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; ++i) { 258794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &b_labels[i], kNear); 258894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 258994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 259094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 259194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 259294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes * kNops, 259394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 259494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kNops; i++) { 259594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 259694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 259794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 259894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 259994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The pool should not be emitted here. 260094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &cbz_label); 260194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 260294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Force pool emission. If the labels are not sorted, the cbz will be out 260394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // of range. 260494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t margin = masm.GetMarginBeforeVeneerEmission(); 260594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t end = masm.GetCursorOffset() + margin; 260694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 260794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end) __ Nop(); 260894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 260994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 1); 261094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 261194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; ++i) { 261294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&b_labels[i]); 261394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 261494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 261594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&cbz_label); 261694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 261794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 261894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 261994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 262094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 262194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r0); 262294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 262394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 262494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 262594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(long_branch) { 262694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 262794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 262894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 262994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int label_count = 128; label_count < 2048; label_count *= 2) { 263094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label* l = new Label[label_count]; 263194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 263294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < label_count; i++) { 263394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&l[i]); 263494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 263594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 263694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < label_count; i++) { 263794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &l[i]); 263894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 263994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 264094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < 261625; i++) { 264194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Clz(r0, r0); 264294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 264394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 264494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = label_count - 1; i >= 0; i--) { 264594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[i]); 264694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 264794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 264894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 264994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois delete[] l; 265094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 265194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 265294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.FinalizeCode(); 265394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 265494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 265594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 265694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 265794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 265894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 265994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(unaligned_branch_after_literal) { 266094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 266194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 266294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 266394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 266494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This test manually places a 32-bit literal after a 16-bit branch 266594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // which branches over the literal to an unaligned PC. 266694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<int32_t> l0(0x01234567, RawLiteral::kManuallyPlaced); 266794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 266894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, &l0); 266994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 267094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 267194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 267294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 267394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 267494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Manually generate a literal pool. 267594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 267694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label after_pool; 267794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 267894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes + sizeof(int32_t), 267994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CodeBufferCheckScope::kMaximumSize); 268094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ b(Narrow, &after_pool); 268194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ place(&l0); 268294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT((masm.GetBuffer()->GetCursorOffset() % 4) == 2); 268394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bind(&after_pool); 268494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 268594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 268694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 268794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 268894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 268994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 269094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 269194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 269294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literal was loaded correctly. 269394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x01234567, r0); 269494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 269594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 269694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 269794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// This test check that we can update a Literal after usage. 269894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(literal_update) { 269994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 270094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 270194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 270294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label exit; 270394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t>* a32 = 270494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint32_t>(0xabcdef01, RawLiteral::kDeletedOnPoolDestruction); 270594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t>* a64 = 270694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint64_t>(UINT64_C(0xabcdef01abcdef01), 270794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kDeletedOnPoolDestruction); 270894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, a32); 270994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, a64); 271094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ EmitLiteralPool(); 271194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t>* b32 = 271294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint32_t>(0x10fedcba, RawLiteral::kDeletedOnPoolDestruction); 271394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t>* b64 = 271494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint64_t>(UINT64_C(0x10fedcba10fedcba), 271594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kDeletedOnPoolDestruction); 271694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, b32); 271794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r4, r5, b64); 271894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Update literals' values. "a32" and "a64" are already emitted. "b32" and 271994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // "b64" will only be emitted when "END()" will be called. 272094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois a32->UpdateValue(0x12345678, masm.GetBuffer()); 272194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois a64->UpdateValue(UINT64_C(0x13579bdf02468ace), masm.GetBuffer()); 272294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois b32->UpdateValue(0x87654321, masm.GetBuffer()); 272394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois b64->UpdateValue(UINT64_C(0x1032547698badcfe), masm.GetBuffer()); 272494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 272594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 272694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 272794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 272894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r0); 272994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x87654321, r1); 273094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x02468ace, r2); 273194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x13579bdf, r3); 273294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x98badcfe, r4); 273394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x10325476, r5); 273494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 273594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 273694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 273794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(claim_peek_poke) { 273894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 273994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 274094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 274194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 274294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label start; 274394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&start); 274494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Claim(0); 274594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Drop(0); 274694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK((masm.GetCursorOffset() - start.GetLocation()) == 0); 274794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 274894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Claim(32); 274994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, 0xcafe0000); 275094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, 0xcafe0001); 275194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r2, 0xcafe0002); 275294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Poke(r0, 0); 275394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Poke(r1, 4); 275494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Poke(r2, 8); 275594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Peek(r2, 0); 275694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Peek(r0, 4); 275794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Peek(r1, 8); 275894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Drop(32); 275994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 276094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 276194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 276294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 276394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 276494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafe0001, r0); 276594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafe0002, r1); 276694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafe0000, r2); 276794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 276894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 276994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 277094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(msr_i) { 277194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 277294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 277394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 277494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xdead); 277594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xdead); 277694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xdead); 277794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 0xb); 277894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Msr(APSR_nzcvqg, 0); 277994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mrs(r0, APSR); 278094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Msr(APSR_nzcvqg, 0xffffffff); 278194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mrs(r1, APSR); 278294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Only modify nzcvq => keep previous g. 278394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Lsl(r4, r3, 28); 278494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Msr(APSR_nzcvq, r4); 278594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mrs(r2, APSR); 278694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 278794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 278894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 278994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 279094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x10, r0); 279194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xf80f0010, r1); 279294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xb00f0010, r2); 279394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 279494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 279594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 279607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent BelliardTEST(vcmp_s) { 279707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard SETUP(); 279807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 279907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard START(); 280007f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 280107f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(s0, 1.0); 280207f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(s1, 2.0); 280307f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(s2, 0.0); 280407f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 28053fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois __ Vcmp(F32, s0, s1); 280607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r0.GetCode()), FPSCR); 280707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 280807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vcmp(F32, s0, 0.0f); 280907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r1.GetCode()), FPSCR); 281007f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 281107f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vcmp(F32, s2, 0.0f); 281207f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r2.GetCode()), FPSCR); 281307f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 281407f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard END(); 281507f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 281607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard RUN(); 281707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 28183fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // N is for less than. 28193fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(NFlag, r0); 28203fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // C is for greater than. 28213fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(CFlag, r1); 28223fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // ZC is for equal. 28233fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(ZCFlag, r2); 282407f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard} 282507f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 282607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 282707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent BelliardTEST(vcmp_d) { 282807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard SETUP(); 282907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 283007f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard START(); 283107f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 283207f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(d0, 1.0); 283307f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(d1, 2.0); 283407f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(d2, 0.0); 283507f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 28363fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois __ Vcmp(F64, d0, d1); 283707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r0.GetCode()), FPSCR); 283807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 283907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vcmp(F64, d0, 0.0); 284007f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r1.GetCode()), FPSCR); 284107f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 284207f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vcmp(F64, d2, 0.0); 284307f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r2.GetCode()), FPSCR); 284407f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 284507f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard END(); 284607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 284707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard RUN(); 284807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 28493fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // N is for less than. 28503fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(NFlag, r0); 28513fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // C is for greater than. 28523fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(CFlag, r1); 28533fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // ZC is for equal. 28543fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(ZCFlag, r2); 285507f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard} 285607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 285707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 285807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent BelliardTEST(vcmpe_s) { 285907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard SETUP(); 286007f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 286107f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard START(); 286207f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 286307f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(s0, 1.0); 286407f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(s1, 2.0); 286507f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(s2, 0.0); 286607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 28673fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois __ Vcmpe(F32, s0, s1); 286807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r0.GetCode()), FPSCR); 286907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 287007f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vcmpe(F32, s0, 0.0f); 287107f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r1.GetCode()), FPSCR); 287207f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 287307f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vcmpe(F32, s2, 0.0f); 287407f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r2.GetCode()), FPSCR); 287507f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 287607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard END(); 287707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 287807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard RUN(); 287907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 28803fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // N is for less than. 28813fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(NFlag, r0); 28823fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // C is for greater than. 28833fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(CFlag, r1); 28843fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // ZC is for equal. 28853fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(ZCFlag, r2); 288607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard} 288707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 288807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 288907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent BelliardTEST(vcmpe_d) { 289007f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard SETUP(); 289107f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 289207f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard START(); 289307f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 289407f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(d0, 1.0); 289507f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(d1, 2.0); 289607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmov(d2, 0.0); 289707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 28983fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois __ Vcmpe(F64, d0, d1); 289907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r0.GetCode()), FPSCR); 290007f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 290107f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vcmpe(F64, d0, 0.0); 290207f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r1.GetCode()), FPSCR); 290307f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 290407f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vcmpe(F64, d2, 0.0); 290507f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard __ Vmrs(RegisterOrAPSR_nzcv(r2.GetCode()), FPSCR); 290607f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 290707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard END(); 290807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 290907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard RUN(); 291007f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 29113fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // N is for less than. 29123fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(NFlag, r0); 29133fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // C is for greater than. 29143fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(CFlag, r1); 29153fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois // ZC is for equal. 29163fab627d900c0bc5056c07df260e14f6eb155584Pierre Langlois ASSERT_EQUAL_32(ZCFlag, r2); 291707f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard} 291807f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 291907f9e742691f10b7ff8b0107415eb94e157c2b33Vincent Belliard 292094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(vmrs_vmsr) { 292194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 292294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 292394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 292494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Move some value to FPSCR and get them back to test vmsr/vmrs instructions. 292594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x2a000000); 292694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vmsr(FPSCR, r0); 292794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vmrs(RegisterOrAPSR_nzcv(r1.GetCode()), FPSCR); 292894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 292994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x5a000000); 293094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vmsr(FPSCR, r0); 293194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vmrs(RegisterOrAPSR_nzcv(r2.GetCode()), FPSCR); 293294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 293394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Move to APSR_nzcv. 293494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vmrs(RegisterOrAPSR_nzcv(pc.GetCode()), FPSCR); 293594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mrs(r3, APSR); 293694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r3, r3, 0xf0000000); 293794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 293894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 293994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 294094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 294194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 294294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x2a000000, r1); 294394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x5a000000, r2); 294494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x50000000, r3); 294594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 294694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 294794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 294894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(printf) { 294994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 295094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 295194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 295294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xb00e0000); 295394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Msr(APSR_nzcvqg, r0); 295494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, sp); 295594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Printf("sp=%x\n", r0); 295694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // __ Printf("Hello world!\n"); 295794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x1234); 295894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x5678); 295994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois StringLiteral literal("extra string"); 296094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adr(r2, &literal); 296194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 5); 296294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r4, 0xdead4444); 296394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r5, 0xdead5555); 296494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r6, 0xdead6666); 296594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r7, 0xdead7777); 296694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r8, 0xdead8888); 296794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r9, 0xdead9999); 296894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r10, 0xdeadaaaa); 296994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r11, 0xdeadbbbb); 297094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d0, 1.2345); 297194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d1, 2.9876); 297294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s4, 1.3333); 297394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s5, 3.21); 297494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d3, 3.333); 297594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d4, 4.444); 297694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d5, 5.555); 297794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d6, 6.666); 297894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d7, 7.777); 297994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d8, 8.888); 298094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d9, 9.999); 298194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d10, 10.000); 298294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d11, 11.111); 298394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d12, 12.222); 298494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d13, 13.333); 298594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d14, 14.444); 298694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d15, 15.555); 298794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d16, 16.666); 298894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d17, 17.777); 298994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d18, 18.888); 299094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d19, 19.999); 299194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d20, 20.000); 299294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d21, 21.111); 299394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d22, 22.222); 299494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d23, 23.333); 299594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d24, 24.444); 299694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d25, 25.555); 299794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d26, 26.666); 299894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d27, 27.777); 299994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d28, 28.888); 300094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d29, 29.999); 300194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d30, 30.000); 300294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d31, 31.111); 300394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 300494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois UseScratchRegisterScope temps(&masm); 300594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // For effective use as an inspection tool, Printf must work without any 300694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // scratch registers. 300794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(r12.Is(temps.Acquire())); 300894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r12, 0xdeadcccc); 300994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetScratchRegisterList()->IsEmpty()); 301094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 301194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Printf("%% r0=%x r1=%x str=<%.*s>\n", r0, r1, r3, r2); 301294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Printf("r0=%d r1=%d str=<%s>\n", r0, r1, r2); 301394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Printf("d0=%g\n", d0); 301494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Printf("s4=%g\n", s4); 301594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Printf("d0=%g d1=%g s4=%g s5=%g\n", d0, d1, s4, s5); 301694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Printf("d0=%g r0=%x s4=%g r1=%x\n", d0, r0, s4, r1); 301794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Printf("r0=%x d0=%g r1=%x s4=%g\n", r0, d0, r1, s4); 301894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, sp); 301994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Printf("sp=%x\n", r0); 302094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mrs(r0, APSR); 302194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Only keep R/W fields. 302294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0xf80f0200); 302394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r2); 302494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 302594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 302694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 302794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 302894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 302994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xb00e0000, r0); 303094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x5678, r1); 303194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(5, r3); 303294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdead4444, r4); 303394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdead5555, r5); 303494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdead6666, r6); 303594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdead7777, r7); 303694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdead8888, r8); 303794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdead9999, r9); 303894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadaaaa, r10); 303994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbbbb, r11); 304094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadcccc, r12); 304194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(1.2345, d0); 304294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(2.9876, d1); 304394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(1.3333, s4); 304494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(3.21, s5); 304594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(4.444, d4); 304694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(5.555, d5); 304794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(6.666, d6); 304894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(7.777, d7); 304994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(8.888, d8); 305094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(9.999, d9); 305194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(10.000, d10); 305294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(11.111, d11); 305394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(12.222, d12); 305494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(13.333, d13); 305594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(14.444, d14); 305694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(15.555, d15); 305794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(16.666, d16); 305894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(17.777, d17); 305994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(18.888, d18); 306094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(19.999, d19); 306194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(20.000, d20); 306294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(21.111, d21); 306394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(22.222, d22); 306494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(23.333, d23); 306594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(24.444, d24); 306694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(25.555, d25); 306794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(26.666, d26); 306894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(27.777, d27); 306994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(28.888, d28); 307094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(29.999, d29); 307194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(30.000, d30); 307294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(31.111, d31); 307394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 307494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 307594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(printf2) { 307694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 307794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 307894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 307994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x1234); 308094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0x5678); 308194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d0, 1.2345); 308294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s2, 2.9876); 308394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Printf("d0=%g d1=%g r0=%x r1=%x\n", d0, s2, r0, r1); 308494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 308594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 308694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 308794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 308894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 308994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 309094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloistemplate <typename T> 309194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisvoid CheckInstructionSetA32(const T& assm) { 309294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(assm.IsUsingA32()); 309394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!assm.IsUsingT32()); 309494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(assm.GetInstructionSetInUse() == A32); 309594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 309694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 309794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 309894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloistemplate <typename T> 309994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langloisvoid CheckInstructionSetT32(const T& assm) { 310094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(assm.IsUsingT32()); 310194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!assm.IsUsingA32()); 310294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(assm.GetInstructionSetInUse() == T32); 310394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 310494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 310594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 310694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_NOASM(set_isa_constructors) { 310794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois byte buffer[1024]; 310894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 310994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifndef VIXL_INCLUDE_TARGET_T32_ONLY 311094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // A32 by default. 311194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(Assembler()); 311294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(Assembler(1024)); 311394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(Assembler(buffer, sizeof(buffer))); 311494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 311594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(MacroAssembler()); 311694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(MacroAssembler(1024)); 311794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(MacroAssembler(buffer, sizeof(buffer))); 311894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#else 311994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // T32 by default. 312094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(Assembler()); 312194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(Assembler(1024)); 312294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(Assembler(buffer, sizeof(buffer))); 312394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 312494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(MacroAssembler()); 312594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(MacroAssembler(1024)); 312694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(MacroAssembler(buffer, sizeof(buffer))); 312794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 312894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 312994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_TARGET_A32 313094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Explicit A32. 313194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(Assembler(A32)); 313294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(Assembler(1024, A32)); 313394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(Assembler(buffer, sizeof(buffer), A32)); 313494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 313594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(MacroAssembler(A32)); 313694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(MacroAssembler(1024, A32)); 313794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(MacroAssembler(buffer, sizeof(buffer), A32)); 313894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 313994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 314094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_TARGET_T32 314194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Explicit T32. 314294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(Assembler(T32)); 314394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(Assembler(1024, T32)); 314494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(Assembler(buffer, sizeof(buffer), T32)); 314594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 314694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(MacroAssembler(T32)); 314794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(MacroAssembler(1024, T32)); 314894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(MacroAssembler(buffer, sizeof(buffer), T32)); 314994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 315094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 315194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 315294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 315394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_NOASM(set_isa_empty) { 315494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// It is possible to change the instruction set if no instructions have yet 315594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// been generated. This test only makes sense when both A32 and T32 are 315694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// supported. 315794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_TARGET_AARCH32 315894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Assembler assm; 315994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(assm); 316094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.UseT32(); 316194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(assm); 316294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.UseA32(); 316394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(assm); 316494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.UseInstructionSet(T32); 316594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(assm); 316694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.UseInstructionSet(A32); 316794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(assm); 316894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 316994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois MacroAssembler masm; 317094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(masm); 317194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.UseT32(); 317294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(masm); 317394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.UseA32(); 317494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(masm); 317594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.UseInstructionSet(T32); 317694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(masm); 317794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.UseInstructionSet(A32); 317894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(masm); 317994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 318094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 318194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 318294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 318394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_NOASM(set_isa_noop) { 318494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// It is possible to call a no-op UseA32/T32 or UseInstructionSet even if 318594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// one or more instructions have been generated. 318694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_TARGET_A32 318794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 318894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Assembler assm(A32); 318994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(assm); 319094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CodeBufferCheckScope scope(&assm, kMaxInstructionSizeInBytes); 319194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.bx(lr); 319294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(assm.GetCursorOffset() > 0); 319394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(assm); 319494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.UseA32(); 319594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(assm); 319694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.UseInstructionSet(A32); 319794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(assm); 319894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.FinalizeCode(); 319994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 320094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 320194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois MacroAssembler masm(A32); 320294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(masm); 320394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.Bx(lr); 320494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetCursorOffset() > 0); 320594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(masm); 320694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.UseA32(); 320794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(masm); 320894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.UseInstructionSet(A32); 320994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetA32(masm); 321094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.FinalizeCode(); 321194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 321294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 321394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 321494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_TARGET_T32 321594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 321694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Assembler assm(T32); 321794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(assm); 321894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CodeBufferCheckScope scope(&assm, kMaxInstructionSizeInBytes); 321994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.bx(lr); 322094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(assm.GetCursorOffset() > 0); 322194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(assm); 322294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.UseT32(); 322394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(assm); 322494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.UseInstructionSet(T32); 322594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(assm); 322694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois assm.FinalizeCode(); 322794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 322894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 322994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois MacroAssembler masm(T32); 323094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(masm); 323194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.Bx(lr); 323294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetCursorOffset() > 0); 323394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(masm); 323494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.UseT32(); 323594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(masm); 323694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.UseInstructionSet(T32); 323794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CheckInstructionSetT32(masm); 323894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.FinalizeCode(); 323994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 324094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 324194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 324294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 324394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 324494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(logical_arithmetic_identities) { 324594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 324694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 324794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 324894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 324994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label blob_1; 325094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&blob_1); 325194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r0, r0, 0); 325294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, 0xffffffff); 325394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bic(r0, r0, 0); 325494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Eor(r0, r0, 0); 325594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Orn(r0, r0, 0xffffffff); 325694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Orr(r0, r0, 0); 325794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Sub(r0, r0, 0); 325894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetSizeOfCodeGeneratedSince(&blob_1) == 0); 325994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 326094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label blob_2; 326194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&blob_2); 326294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adds(r0, r0, 0); 326394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetSizeOfCodeGeneratedSince(&blob_2) != 0); 326494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 326594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label blob_3; 326694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&blob_3); 326794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ands(r0, r0, 0); 326894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetSizeOfCodeGeneratedSince(&blob_3) != 0); 326994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 327094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label blob_4; 327194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&blob_4); 327294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bics(r0, r0, 0); 327394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetSizeOfCodeGeneratedSince(&blob_4) != 0); 327494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 327594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label blob_5; 327694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&blob_5); 327794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Eors(r0, r0, 0); 327894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetSizeOfCodeGeneratedSince(&blob_5) != 0); 327994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 328094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label blob_6; 328194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&blob_6); 328294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Orns(r0, r0, 0); 328394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetSizeOfCodeGeneratedSince(&blob_6) != 0); 328494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 328594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label blob_7; 328694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&blob_7); 328794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Orrs(r0, r0, 0); 328894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetSizeOfCodeGeneratedSince(&blob_7) != 0); 328994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 329094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label blob_8; 329194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&blob_8); 329294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Subs(r0, r0, 0); 329394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetSizeOfCodeGeneratedSince(&blob_8) != 0); 329494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 329594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xbad); 329694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r1, r0, 0); 329794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bic(r2, r0, 0xffffffff); 329894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Eor(r3, r0, 0xffffffff); 329994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Orn(r4, r0, 0); 330094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Orr(r5, r0, 0xffffffff); 330194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 330294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 330394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 330494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 330594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 330694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xbad, r0); 330794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r1); 330894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r2); 330994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(~0xbad, r3); 331094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffffff, r4); 331194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffffff, r5); 331294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 331394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 331494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 331594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(scratch_register_checks) { 331694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // It is unsafe for users to use registers that the MacroAssembler is also 331794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // using as scratch registers. This test checks the MacroAssembler's checking 331894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // mechanism itself. 331994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 332094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 332194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 332294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois UseScratchRegisterScope temps(&masm); 332394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // 'ip' is a scratch register by default. 332494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetScratchRegisterList()->GetList() == 332594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (1u << ip.GetCode())); 332694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(ip)); 332794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 332894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Integer registers have no complicated aliasing so 332994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // masm.AliasesAvailableScratchRegister(reg) == temps.IsAvailable(reg). 333094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (unsigned i = 0; i < kNumberOfRegisters; i++) { 333194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Register reg(i); 333294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.AliasesAvailableScratchRegister(reg) == 333394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.IsAvailable(reg)); 333494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 333594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 333694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 333794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 333894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 333994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 334094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(scratch_register_checks_v) { 334194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // It is unsafe for users to use registers that the MacroAssembler is also 334294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // using as scratch registers. This test checks the MacroAssembler's checking 334394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // mechanism itself. 334494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 334594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 334694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois UseScratchRegisterScope temps(&masm); 334794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // There is no default floating-point scratch register. Add temps of various 334894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // sizes to check handling of aliased registers. 334994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetScratchVRegisterList()->GetList() == 0); 335094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(q15); 335194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(d15); 335294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(s15); 335394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(d4); 335494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(d5); 335594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(s24); 335694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(s25); 335794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(s26); 335894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(s27); 335994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(q0); 336094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // See VRegisterList for details of the list encoding. 336194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetScratchVRegisterList()->GetList() == 336294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois UINT64_C(0xf0000000cf008f0f)); 336394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // | || || | 336494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // q15 d15| || q0 336594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // s24-s27 |d4-d5 336694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // s15 336794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 336894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Simple checks: Included registers are available. 336994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(q15)); 337094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(d15)); 337194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(s15)); 337294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(d4)); 337394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(d5)); 337494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(s24)); 337594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(s25)); 337694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(s26)); 337794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(s27)); 337894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(temps.IsAvailable(q0)); 337994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 338094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Each available S register should mark the corresponding D and Q registers 338194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // as aliasing an available scratch register. 338294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (unsigned s = 0; s < kNumberOfSRegisters; s++) { 338394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (temps.IsAvailable(SRegister(s))) { 338494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.AliasesAvailableScratchRegister(SRegister(s))); 338594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.AliasesAvailableScratchRegister(DRegister(s / 2))); 338694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.AliasesAvailableScratchRegister(QRegister(s / 4))); 338794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } else { 338894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // AliasesAvailableScratchRegiters == IsAvailable for S registers. 338994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.AliasesAvailableScratchRegister(SRegister(s))); 339094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 339194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 339294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 339394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Similar checks for high D registers. 339494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois unsigned first_high_d_register = kNumberOfSRegisters / 2; 339594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (unsigned d = first_high_d_register; d < kMaxNumberOfDRegisters; d++) { 339694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (temps.IsAvailable(DRegister(d))) { 339794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.AliasesAvailableScratchRegister(DRegister(d))); 339894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.AliasesAvailableScratchRegister(QRegister(d / 2))); 339994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } else { 340094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // AliasesAvailableScratchRegiters == IsAvailable for high D registers. 340194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.AliasesAvailableScratchRegister(DRegister(d))); 340294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 340394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 340494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 340594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 340694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 340794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 340894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(nop) { 340994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 341094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 341194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label start; 341294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&start); 341394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 341494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size_t nop_size = (isa == T32) ? k16BitT32InstructionSizeInBytes 341594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois : kA32InstructionSizeInBytes; 341694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // `MacroAssembler::Nop` must generate at least one nop. 341794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetSizeOfCodeGeneratedSince(&start) >= nop_size); 341894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 341994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.FinalizeCode(); 342094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 342194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 342294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 342394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that `GetMarginBeforeLiteralEmission()` is precise. 342494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(literal_pool_margin) { 342594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 342694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 342794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 342894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 342994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 343094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 343194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 343294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Create a single literal. 343394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, 0x1234567890abcdef); 343494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 343594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.LiteralPoolIsEmpty()); 343694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 343794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate code to fill all the margin we have before generating the literal 343894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // pool. 343994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t margin = masm.GetMarginBeforeLiteralEmission(); 344094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t end = masm.GetCursorOffset() + margin; 344194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 344294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, margin, ExactAssemblyScope::kExactSize); 344394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Opening the scope should not have triggered the emission of the literal 344494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // pool. 344594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.LiteralPoolIsEmpty()); 344694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end) { 344794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 344894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 344994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetCursorOffset() == end); 345094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 345194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 345294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // There should be no margin left to emit the literal pool. 345394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.LiteralPoolIsEmpty()); 345494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeLiteralEmission() == 0); 345594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 345694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // So emitting a single instruction should force emission of the pool. 345794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 345894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 345994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 346094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 346194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 346294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 346394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 346494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 346594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 346694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 346794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 346894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 346994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that `GetMarginBeforeVeneerEmission()` is precise. 347094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(veneer_pool_margin) { 347194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 347294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 347394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 347494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 347594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 347694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 347794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 347894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Create a single veneer. 347994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label target; 348094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &target); 348194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 348294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.VeneerPoolIsEmpty()); 348394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 348494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate code to fill all the margin we have before generating the veneer 348594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // pool. 348694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t margin = masm.GetMarginBeforeVeneerEmission(); 348794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t end = masm.GetCursorOffset() + margin; 348894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 348994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, margin, ExactAssemblyScope::kExactSize); 349094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Opening the scope should not have triggered the emission of the veneer 349194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // pool. 349294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.VeneerPoolIsEmpty()); 349394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end) { 349494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 349594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 349694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetCursorOffset() == end); 349794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 349894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // There should be no margin left to emit the veneer pool. 349994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeVeneerEmission() == 0); 350094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 350194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // So emitting a single instruction should force emission of the pool. 350294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We cannot simply check that the veneer pool is empty, because the veneer 350394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // emitted for the CBZ instruction above is itself tracked by the veneer 350494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // mechanisms. Instead, check that some 'unexpected' code is generated. 350594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label check; 350694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&check); 350794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 350894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 2, ExactAssemblyScope::kMaximumSize); 350994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Do not actually generate any code. 351094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 351194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetSizeOfCodeGeneratedSince(&check) > 0); 351294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&target); 351394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 351494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 351594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 351694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 351794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 351894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 351994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 352094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 352194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(near_branch_fuzz) { 352294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 352394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 352494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 352594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint16_t seed[3] = {1, 2, 3}; 352694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois seed48(seed); 352794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 352894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int label_count = 31; 352994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois bool allbound; 353094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label* l; 353194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 353294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Use multiple iterations, as each produces a different predictably random 353394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // sequence. 353494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int iterations = 64; 353594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 353694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int loop_count = 0; 353794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0); 353894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 353994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Initialise the status flags to Z set. 354094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r1, r1); 354194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 354294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Gradually increasing the number of cases effectively increases the 354394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // probability of nops being emitted in the sequence. The branch-to-bind 354494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // ratio in the sequence is fixed at 4:1 by the ratio of cases. 354594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int case_count = 6; case_count < 37; case_count++) { 354694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int iter = 0; iter < iterations; iter++) { 354794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Reset local state. 354894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois allbound = false; 354994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois l = new Label[label_count]; 355094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 355194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set r0 != 0 to force no branches to be taken. Also acts as a marker 355294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // between each iteration in the disassembly. 355394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 1); 355494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 355594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (;;) { 355694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t inst_case = static_cast<uint32_t>(mrand48()) % case_count; 355794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t label_index = static_cast<uint32_t>(mrand48()) % label_count; 355894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 355994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois switch (inst_case) { 356094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 0: // Bind. 356194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (!l[label_index].IsBound()) { 356294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[label_index]); 356394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 356494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We should hit each label exactly once (because the branches are 356594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // never taken). Keep a counter to verify this. 356694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois loop_count++; 356794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r1, r1, 1); 356894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 356994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 357094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 1: // Compare and branch if zero (untaken as r0 == 1). 357194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[label_index]); 357294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 357394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 2: { // Compare and branch if not zero. 357494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label past_branch; 357594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &past_branch, kNear); 357694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbnz(r0, &l[label_index]); 357794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&past_branch); 357894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 357994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 358094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 3: { // Unconditional branch preferred near. 358194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label past_branch; 358294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &past_branch, kNear); 358394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&l[label_index], kNear); 358494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&past_branch); 358594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 358694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 358794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 4: // Conditional branch (untaken as Z set) preferred near. 358894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &l[label_index], kNear); 358994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 359094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois default: // Nop. 359194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 359294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 359394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 359494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 359594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // If all labels have been bound, exit the inner loop and finalise the 359694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // code. 359794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois allbound = true; 359894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < label_count; i++) { 359994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois allbound = allbound && l[i].IsBound(); 360094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 360194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (allbound) break; 360294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 360394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 360494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Ensure that the veneer pools are emitted, to keep each branch/bind test 360594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // independent. We will generate more code following this. 360694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.FinalizeCode(MacroAssembler::kFallThrough); 360794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois delete[] l; 360894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 360994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 361094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 361194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 361294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 361394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 361494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(loop_count, r1); 361594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 361694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 361794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 361894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(near_branch_and_literal_fuzz) { 361994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 362094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 362194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 362294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint16_t seed[3] = {1, 2, 3}; 362394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois seed48(seed); 362494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 362594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int label_count = 15; 362694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int literal_count = 31; 362794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois bool allbound; 362894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label* labels; 362994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint64_t* literal_values; 363094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t>* literals[literal_count]; 363194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 363294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Use multiple iterations, as each produces a different predictably random 363394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // sequence. 363494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int iterations = 128; 363594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int n_cases = 20; 363694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 363794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int loop_count = 0; 363894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0); 363994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 364094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // If the value of r4 changes then the test fails. 364194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r4, 42); 364294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 364394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This test generates a mix of 20 different code sequences (see switch case 364494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // below). The cases are split in 4 groups: 364594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // 364694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // - 0..3: Generate various amount of nops. 364794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // - 4..7: Generate various load intstructions with literals. 364894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // - 8..14: Generate various branch instructions. 364994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // - 15..19: Generate various amount of nops. 365094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // 365194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The idea behind this is that we can have a window of size N which we can 365294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // slide across these cases. And as a result, randomly generate sequences with 365394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // a different ratio of: 365494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // - "nops vs literals" 365594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // - "literal vs veneers" 365694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // - "veneers vs nops" 365794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // 365894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // In this test, we grow a window from 5 to 14, and then slide this window 365994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // across all cases each time. We call this sliding a "ratio", which is in 366094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // fact an offset from the first case of the switch. 366194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 366294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (uint32_t window = 5; window < 14; window++) { 366394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (uint32_t ratio = 0; ratio < static_cast<uint32_t>(n_cases - window); 366494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ratio++) { 366594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int iter = 0; iter < iterations; iter++) { 366694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label fail; 366794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label end; 366894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 366994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Reset local state. 367094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois allbound = false; 367194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois labels = new Label[label_count]; 367294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 367394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Create new literal values. 367494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois literal_values = new uint64_t[literal_count]; 367594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int lit = 0; lit < literal_count; lit++) { 367694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: Generate pseudo-random data for literals. At the moment, the 367794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // disassembler breaks if we do this. 367894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois literal_values[lit] = lit; 367994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois literals[lit] = new Literal<uint64_t>(literal_values[lit]); 368094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 368194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 368294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (;;) { 368394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t inst_case = 368494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois (static_cast<uint32_t>(mrand48()) % window) + ratio; 368594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t label_index = static_cast<uint32_t>(mrand48()) % label_count; 368694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t literal_index = 368794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static_cast<uint32_t>(mrand48()) % literal_count; 368894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 368994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (inst_case == ratio) { 369094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (!labels[label_index].IsBound()) { 369194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&labels[label_index]); 369294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 369394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We should hit each label exactly once (because the branches are 369494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // never taken). Keep a counter to verify this. 369594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois loop_count++; 369694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(r1, r1, 1); 369794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois continue; 369894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 369994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 370094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 370194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois switch (inst_case) { 370294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 0: 370394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 370494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 370594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 1: 370694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 370794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 370894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 370994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 371094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 371194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 371294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 371394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 371494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 371594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 371694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 2: 371794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 371894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 371994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 372094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 372194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 3: 372294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 372394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 372494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 372594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 372694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 372794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 372894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 372994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 373094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 4: 373194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r2, literals[literal_index]); 373294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r2, static_cast<uint32_t>(literal_values[literal_index])); 373394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &fail); 373494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0); 373594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 373694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 5: 373794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r2, literals[literal_index]); 373894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r2, 373994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static_cast<uint32_t>(literal_values[literal_index]) & 374094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 0xff); 374194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &fail); 374294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0); 374394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 374494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 6: 374594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, literals[literal_index]); 374694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r2, static_cast<uint32_t>(literal_values[literal_index])); 374794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &fail); 374894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r2, 0); 374994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cmp(r3, 375094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static_cast<uint32_t>(literal_values[literal_index] >> 375194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 32)); 375294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &fail); 375394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r3, 0); 375494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 375594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 7: 375694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s0, literals[literal_index]); 375794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vmov(s1, static_cast<uint32_t>(literal_values[literal_index])); 375894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vcmp(s0, s1); 375994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &fail); 376094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vmov(s0, 0); 376194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 376294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 8: { 376394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label past_branch; 376494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&past_branch, kNear); 376594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &labels[label_index]); 376694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&past_branch); 376794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 376894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 376994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 9: { 377094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label past_branch; 377194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&past_branch, kNear); 377294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbnz(r0, &labels[label_index]); 377394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&past_branch); 377494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 377594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 377694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 10: { 377794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label past_branch; 377894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&past_branch, kNear); 377994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &labels[label_index], kNear); 378094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&past_branch); 378194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 378294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 378394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 11: { 378494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label past_branch; 378594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&past_branch, kNear); 378694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&labels[label_index], kNear); 378794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&past_branch); 378894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 378994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 379094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 12: { 379194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label past_branch; 379294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&past_branch, kNear); 379394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &labels[label_index]); 379494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&past_branch); 379594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 379694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 379794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 13: { 379894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label past_branch; 379994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&past_branch, kNear); 380094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&labels[label_index]); 380194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&past_branch); 380294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 380394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 380494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 14: { 380594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label past_branch; 380694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&past_branch, kNear); 380794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bl(&labels[label_index]); 380894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&past_branch); 380994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 381094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 381194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 15: 381294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 381394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 381494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 381594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 381694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 381794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 381894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 16: 381994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 382094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 382194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 382294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 382394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 382494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 382594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 382694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 17: 382794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 382894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 382994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 383094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 383194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 383294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 18: 383394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 383494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 383594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 383694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 383794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 383894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 383994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 384094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 384194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 384294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois case 19: 384394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 384494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 384594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 384694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois default: 384794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_UNREACHABLE(); 384894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois break; 384994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 385094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 385194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // If all labels have been bound, exit the inner loop and finalise the 385294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // code. 385394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois allbound = true; 385494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < label_count; i++) { 385594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois allbound = allbound && labels[i].IsBound(); 385694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 385794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (allbound) break; 385894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 385994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 386094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&end); 386194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&fail); 386294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r4, 0); 386394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&end); 386494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 386594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Ensure that the veneer pools are emitted, to keep each branch/bind 386694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // test 386794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // independent. 386894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.FinalizeCode(MacroAssembler::kFallThrough); 386994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois delete[] labels; 387094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int lit = 0; lit < literal_count; lit++) { 387194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois delete literals[lit]; 387294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 387394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 387494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 387594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 387694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 387794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 387894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 387994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 388094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(loop_count, r1); 388194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(42, r4); 388294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 388394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 388494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 388594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_TARGET_T32 388694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_NOASM(code_buffer_precise_growth) { 388794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static const int kBaseBufferSize = 16; 388894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois MacroAssembler masm(kBaseBufferSize, T32); 388994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 389094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetBuffer()->GetCapacity() == kBaseBufferSize); 389194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 389294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 389394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Fill the buffer with nops. 389494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 389594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kBaseBufferSize, 389694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 389794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kBaseBufferSize; i += k16BitT32InstructionSizeInBytes) { 389894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 389994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 390094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 390194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 390294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The buffer should not have grown yet. 390394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetBuffer()->GetCapacity() == kBaseBufferSize); 390494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 390594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generating a single instruction should force the buffer to grow. 390694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 390794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 390894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetBuffer()->GetCapacity() > kBaseBufferSize); 390994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 391094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.FinalizeCode(); 391194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 391294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 391394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 391494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#ifdef VIXL_INCLUDE_TARGET_T32 3915a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia KouveliTEST_NOASM(out_of_space_immediately_before_EnsureEmitFor) { 391694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static const int kBaseBufferSize = 64; 391794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois MacroAssembler masm(kBaseBufferSize, T32); 391894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 391994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetBuffer()->GetCapacity() == kBaseBufferSize); 392094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 392194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 392294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 392394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 392494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Create a veneer. 392594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label target; 392694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &target); 392794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 392894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.VeneerPoolIsEmpty()); 392994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 393094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(IsUint32(masm.GetBuffer()->GetRemainingBytes())); 393194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t space = static_cast<uint32_t>(masm.GetBuffer()->GetRemainingBytes()); 393294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 393394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Fill the buffer with nops. 393494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, ExactAssemblyScope::kExactSize); 393594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (uint32_t i = 0; i < space; i += k16BitT32InstructionSizeInBytes) { 393694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 393794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 393894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 393994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 394094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(!masm.VeneerPoolIsEmpty()); 394194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 394294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The buffer should not have grown yet, and there should be no space left. 394394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetBuffer()->GetCapacity() == kBaseBufferSize); 394494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetBuffer()->GetRemainingBytes() == 0); 394594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 394694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Force emission of the veneer, at a point where there is no space available 394794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // in the buffer. 394894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t past_cbz_range = masm.GetMarginBeforeVeneerEmission() + 1; 394994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EnsureEmitFor(past_cbz_range); 395094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 395194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&target); 395294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 395394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 395494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 395594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.FinalizeCode(); 395694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 395794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 395894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 395994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 3960a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia KouveliTEST_NOASM(EnsureEmitFor) { 3961a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli static const int kBaseBufferSize = 32; 3962a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli MacroAssembler masm(kBaseBufferSize); 3963a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli 3964a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli VIXL_CHECK(masm.GetBuffer()->GetCapacity() == kBaseBufferSize); 3965a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli 3966a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli VIXL_CHECK(masm.VeneerPoolIsEmpty()); 3967a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli VIXL_CHECK(masm.LiteralPoolIsEmpty()); 3968a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli 3969a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli VIXL_CHECK(IsUint32(masm.GetBuffer()->GetRemainingBytes())); 3970a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli int32_t space = static_cast<int32_t>(masm.GetBuffer()->GetRemainingBytes()); 3971a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli int32_t end = __ GetCursorOffset() + space; 3972a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli { 3973a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli // Fill the buffer with nops. 3974a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli ExactAssemblyScope scope(&masm, space, ExactAssemblyScope::kExactSize); 3975a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli while (__ GetCursorOffset() != end) { 3976a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli __ nop(); 3977a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli } 3978a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli } 3979a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli 3980a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli // Test that EnsureEmitFor works. 3981a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli VIXL_CHECK(!masm.GetBuffer()->HasSpaceFor(4)); 3982a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli masm.EnsureEmitFor(4); 3983a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli VIXL_CHECK(masm.GetBuffer()->HasSpaceFor(4)); 3984a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli __ Nop(); 3985a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli 3986a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli masm.FinalizeCode(); 3987a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli} 3988a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli 398994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(distant_literal_references) { 399094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 399194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 399294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 399394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t>* literal = 399494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint64_t>(UINT64_C(0x0123456789abcdef), 399594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kPlacedWhenUsed, 399694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kDeletedOnPoolDestruction); 399794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Refer to the literal so that it is emitted early. 399894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, literal); 399994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 400094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add enough nops to exceed the range of all loads. 400194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int space = 5000; 400294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 400394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, CodeBufferCheckScope::kExactSize); 400494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.IsUsingT32()); 400594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < space; i += k16BitT32InstructionSizeInBytes) { 400694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 400794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 400894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 400994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 401094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ENSURE_ALIGNED() \ 401194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois do { \ 401294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (!IsMultiple<k32BitT32InstructionSizeInBytes>( \ 401394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetCursorOffset())) { \ 401494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, \ 401594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes, \ 401694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); \ 401794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); \ 401894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 401994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT( \ 402094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois IsMultiple<k32BitT32InstructionSizeInBytes>(masm.GetCursorOffset())); \ 402194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } while (0) 402294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 402394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The literal has already been emitted, and is out of range of all of these 402494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // instructions. The delegates must generate fix-up code. 402594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 402694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, literal); 402794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 402894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r2, literal); 402994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 403094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(r3, literal); 403194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 403294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(r4, literal); 403394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 403494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(r5, literal); 403594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 403694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r6, r7, literal); 403794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 403894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d0, literal); 403994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 404094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s3, literal); 404194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 404294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#undef ENSURE_ALIGNED 404394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 404494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 404594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 404694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 404794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 404894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r0); 404994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r1); 405094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xef, r2); 405194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffffef, r3); 405294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcdef, r4); 405394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffcdef, r5); 405494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r6); 405594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x01234567, r7); 405694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(RawbitsToDouble(0x0123456789abcdef), d0); 405794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(RawbitsToFloat(0x89abcdef), s3); 405894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 405994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 406094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 406194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(distant_literal_references_unaligned_pc) { 406294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 406394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 406494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 406594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t>* literal = 406694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint64_t>(UINT64_C(0x0123456789abcdef), 406794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kPlacedWhenUsed, 406894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kDeletedOnPoolDestruction); 406994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Refer to the literal so that it is emitted early. 407094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, literal); 407194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 407294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add enough nops to exceed the range of all loads, leaving the PC aligned 407394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // to only a two-byte boundary. 407494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int space = 5002; 407594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 407694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, CodeBufferCheckScope::kExactSize); 407794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.IsUsingT32()); 407894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < space; i += k16BitT32InstructionSizeInBytes) { 407994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 408094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 408194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 408294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 408394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ENSURE_NOT_ALIGNED() \ 408494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois do { \ 408594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (IsMultiple<k32BitT32InstructionSizeInBytes>(masm.GetCursorOffset())) { \ 408694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, \ 408794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes, \ 408894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); \ 408994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); \ 409094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 409194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT( \ 409294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois !IsMultiple<k32BitT32InstructionSizeInBytes>(masm.GetCursorOffset())); \ 409394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } while (0) 409494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 409594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The literal has already been emitted, and is out of range of all of these 409694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // instructions. The delegates must generate fix-up code. 409794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 409894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, literal); 409994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 410094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r2, literal); 410194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 410294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(r3, literal); 410394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 410494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(r4, literal); 410594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 410694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(r5, literal); 410794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 410894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r6, r7, literal); 410994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 411094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: We currently require an extra scratch register for these cases 411194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // because MemOperandComputationHelper isn't able to fit add_sub_offset into 411294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // a single 'sub' instruction, so 'pc' gets preserved first. The same 411394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // problem technically exists for the other loads, but vldr is particularly 411494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // badly affected because vldr cannot set the low bits in its offset mask, 411594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // so the add/sub operand is likely to be difficult to encode. 411694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // 411794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // At the moment, we get this: 411894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // mov r8, pc 411994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // mov ip, #5118 412094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // sub r8, pc 412194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // vldr d0, [r8, #48] 412294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // 412394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We should be able to generate something like this: 412494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // sub ip, pc, #0x1300 // 5118 & 0xff00 412594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // sub ip, #0xfe // 5118 & 0x00ff 412694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // vldr d0, [ip, #48] 412794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois UseScratchRegisterScope temps(&masm); 412894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(r8); 412994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 413094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d0, literal); 413194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 413294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s3, literal); 413394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 413494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 413594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#undef ENSURE_NOT_ALIGNED 413694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 413794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 413894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 413994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 414094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 414194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r0); 414294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r1); 414394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xef, r2); 414494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffffef, r3); 414594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcdef, r4); 414694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffcdef, r5); 414794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r6); 414894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x01234567, r7); 414994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(RawbitsToDouble(0x0123456789abcdef), d0); 415094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(RawbitsToFloat(0x89abcdef), s3); 415194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 415294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 415394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 415494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(distant_literal_references_short_range) { 415594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 415694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 415794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 415894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t>* literal = 415994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint64_t>(UINT64_C(0x0123456789abcdef), 416094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kPlacedWhenUsed, 416194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kDeletedOnPoolDestruction); 416294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Refer to the literal so that it is emitted early. 416394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s4, literal); 416494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 416594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add enough nops to exceed the range of the loads, but not the adr that will 416694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // be generated to read the PC. 416794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int space = 4000; 416894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 416994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, CodeBufferCheckScope::kExactSize); 417094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.IsUsingT32()); 417194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < space; i += k16BitT32InstructionSizeInBytes) { 417294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 417394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 417494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 417594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 417694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ENSURE_ALIGNED() \ 417794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois do { \ 417894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (!IsMultiple<k32BitT32InstructionSizeInBytes>( \ 417994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetCursorOffset())) { \ 418094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, \ 418194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes, \ 418294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); \ 418394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); \ 418494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 418594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT( \ 418694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois IsMultiple<k32BitT32InstructionSizeInBytes>(masm.GetCursorOffset())); \ 418794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } while (0) 418894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 418994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The literal has already been emitted, and is out of range of all of these 419094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // instructions. The delegates must generate fix-up code. 419194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 419294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, literal); 419394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 419494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r2, literal); 419594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 419694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(r3, literal); 419794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 419894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(r4, literal); 419994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 420094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(r5, literal); 420194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 420294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r6, r7, literal); 420394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 420494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d0, literal); 420594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_ALIGNED(); 420694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s3, literal); 420794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 420894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#undef ENSURE_ALIGNED 420994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 421094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 421194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 421294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 421394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 421494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(RawbitsToFloat(0x89abcdef), s4); 421594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r1); 421694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xef, r2); 421794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffffef, r3); 421894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcdef, r4); 421994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffcdef, r5); 422094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r6); 422194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x01234567, r7); 422294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(RawbitsToDouble(0x0123456789abcdef), d0); 422394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(RawbitsToFloat(0x89abcdef), s3); 422494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 422594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 422694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 422794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(distant_literal_references_short_range_unaligned_pc) { 422894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 422994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 423094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 423194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t>* literal = 423294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint64_t>(UINT64_C(0x0123456789abcdef), 423394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kPlacedWhenUsed, 423494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kDeletedOnPoolDestruction); 423594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Refer to the literal so that it is emitted early. 423694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s4, literal); 423794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 423894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add enough nops to exceed the range of the loads, but not the adr that will 423994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // be generated to read the PC. 424094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int space = 4000; 424194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 424294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, space, CodeBufferCheckScope::kExactSize); 424394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.IsUsingT32()); 424494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < space; i += k16BitT32InstructionSizeInBytes) { 424594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 424694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 424794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 424894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 424994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define ENSURE_NOT_ALIGNED() \ 425094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois do { \ 425194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (IsMultiple<k32BitT32InstructionSizeInBytes>(masm.GetCursorOffset())) { \ 425294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, \ 425394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes, \ 425494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); \ 425594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); \ 425694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 425794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT( \ 425894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois !IsMultiple<k32BitT32InstructionSizeInBytes>(masm.GetCursorOffset())); \ 425994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } while (0) 426094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 426194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The literal has already been emitted, and is out of range of all of these 426294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // instructions. The delegates must generate fix-up code. 426394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 426494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, literal); 426594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 426694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r2, literal); 426794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 426894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(r3, literal); 426994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 427094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(r4, literal); 427194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 427294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(r5, literal); 427394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 427494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r6, r7, literal); 427594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 427694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d0, literal); 427794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ENSURE_NOT_ALIGNED(); 427894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s3, literal); 427994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 428094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#undef ENSURE_NOT_ALIGNED 428194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 428294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 428394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 428494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 428594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 428694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(RawbitsToFloat(0x89abcdef), s4); 428794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r1); 428894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xef, r2); 428994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffffef, r3); 429094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcdef, r4); 429194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffcdef, r5); 429294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r6); 429394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x01234567, r7); 429494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(RawbitsToDouble(0x0123456789abcdef), d0); 429594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(RawbitsToFloat(0x89abcdef), s3); 429694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 429794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 429894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 429994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(distant_literal_references_long_range) { 430094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 430194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 430294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 430394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t>* literal = 430494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint64_t>(UINT64_C(0x0123456789abcdef), 430594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kPlacedWhenUsed, 430694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kDeletedOnPoolDestruction); 430794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Refer to the literal so that it is emitted early. 430894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r0, literal); 430994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 431094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define PAD_WITH_NOPS(space) \ 431194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois do { \ 431294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { \ 431394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, \ 431494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois space, \ 431594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CodeBufferCheckScope::kExactSize); \ 431694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.IsUsingT32()); \ 431794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < space; i += k16BitT32InstructionSizeInBytes) { \ 431894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); \ 431994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 432094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 432194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } while (0) 432294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 432394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add enough nops to exceed the range of all loads. 432494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois PAD_WITH_NOPS(5000); 432594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 432694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The literal has already been emitted, and is out of range of all of these 432794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // instructions. The delegates must generate fix-up code. 432894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, literal); 432994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r2, literal); 433094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(r3, literal); 433194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(r4, literal); 433294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(r5, literal); 433394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r6, r7, literal); 433494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d0, literal); 433594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s3, literal); 433694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 433794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add enough nops to exceed the range of the adr+sub sequence. 433894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois PAD_WITH_NOPS(0x421000); 433994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 434094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r1, literal); 434194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrb(r2, literal); 434294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsb(r3, literal); 434394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrh(r4, literal); 434494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrsh(r5, literal); 434594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r6, r7, literal); 434694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 434794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: We currently require an extra scratch register for these cases. We 434894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // should be able to optimise the code generation to avoid this requirement 434994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // (and in many cases avoid a 32-bit instruction). 435094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois UseScratchRegisterScope temps(&masm); 435194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois temps.Include(r8); 435294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(d0, literal); 435394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Vldr(s3, literal); 435494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 435594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 435694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#undef PAD_WITH_NOPS 435794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 435894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 435994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 436094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 436194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 436294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r0); 436394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r1); 436494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xef, r2); 436594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffffef, r3); 436694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcdef, r4); 436794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xffffcdef, r5); 436894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x89abcdef, r6); 436994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x01234567, r7); 437094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP64(RawbitsToDouble(0x0123456789abcdef), d0); 437194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_FP32(RawbitsToFloat(0x89abcdef), s3); 437294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 437394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 437494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 437594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(barriers) { 437694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate all supported barriers, this is just a smoke test 437794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 437894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 437994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 438094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 438194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // DMB 438294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dmb(SY); 438394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dmb(ST); 438494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dmb(ISH); 438594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dmb(ISHST); 438694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dmb(NSH); 438794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dmb(NSHST); 438894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dmb(OSH); 438994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dmb(OSHST); 439094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 439194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // DSB 439294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dsb(SY); 439394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dsb(ST); 439494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dsb(ISH); 439594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dsb(ISHST); 439694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dsb(NSH); 439794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dsb(NSHST); 439894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dsb(OSH); 439994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Dsb(OSHST); 440094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 440194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // ISB 440294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Isb(SY); 440394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 440494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 440594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 440694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 440794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 440894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(preloads) { 440994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Smoke test for various pld/pli forms. 441094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 441194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 441294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 441394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 441494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // PLD immediate 441594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(sp, 0)); 441694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r0, 0)); 441794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r1, 123)); 441894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r2, 1234)); 441994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r3, 4095)); 442094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r4, -123)); 442194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r5, -255)); 442294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 442394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingA32()) { 442494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r6, -1234)); 442594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r7, -4095)); 442694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 442794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 442894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 442994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // PLDW immediate 443094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(sp, 0)); 443194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r0, 0)); 443294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r1, 123)); 443394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r2, 1234)); 443494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r3, 4095)); 443594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r4, -123)); 443694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r5, -255)); 443794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 443894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingA32()) { 443994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r6, -1234)); 444094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r7, -4095)); 444194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 444294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 444394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // PLD register 444494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r0, r1)); 444594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r0, r1, LSL, 1)); 444694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r0, r1, LSL, 2)); 444794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r0, r1, LSL, 3)); 444894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 444994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingA32()) { 445094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r0, r1, LSL, 4)); 445194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pld(MemOperand(r0, r1, LSL, 20)); 445294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 445394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 445494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // PLDW register 445594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r0, r1)); 445694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r0, r1, LSL, 1)); 445794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r0, r1, LSL, 2)); 445894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r0, r1, LSL, 3)); 445994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 446094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingA32()) { 446194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r0, r1, LSL, 4)); 446294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pldw(MemOperand(r0, r1, LSL, 20)); 446394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 446494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 446594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // PLI immediate 446694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(sp, 0)); 446794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r0, 0)); 446894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r1, 123)); 446994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r2, 1234)); 447094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r3, 4095)); 447194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r4, -123)); 447294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r5, -255)); 447394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 447494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingA32()) { 447594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r6, -1234)); 447694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r7, -4095)); 447794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 447894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 447994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // PLI register 448094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r0, r1)); 448194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r0, r1, LSL, 1)); 448294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r0, r1, LSL, 2)); 448394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r0, r1, LSL, 3)); 448494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 448594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingA32()) { 448694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r0, r1, LSL, 4)); 448794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Pli(MemOperand(r0, r1, LSL, 20)); 448894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 448994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 449094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 449194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 449294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 449394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 449494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_mirrored_branches) { 449594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 449694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 449794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 449894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 449994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int kMaxBranchCount = 256; 450094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 450194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int branch_count = 1; branch_count < kMaxBranchCount; branch_count++) { 450294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label* targets = new Label[branch_count]; 450394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 450494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < branch_count; i++) { 450594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &targets[i]); 450694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 450794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 450894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < branch_count; i++) { 450994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&targets[branch_count - i - 1]); 451094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Orr(r0, r0, r0); 451194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 451294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 451394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois delete[] targets; 451494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 451594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 451694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 451794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 451894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 451994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 452094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(branch_fuzz_example) { 452194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 452294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 452394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 452494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 452594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label l[64]; 452694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 452794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[30]); 452894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 452994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[22]); 453094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 453194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[1]); 453294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[15]); 453394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[9]); 453494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[6]); 453594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[26]); 453694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[29]); 453794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 453894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 453994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[22]); 454094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[12]); 454194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[22]); 454294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[10]); 454394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 454494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[30]); 454594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[17]); 454694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[27]); 454794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[11]); 454894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[7]); 454994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[18]); 455094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[14]); 455194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[1]); 455294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[18]); 455394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[11]); 455494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[6]); 455594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[21]); 455694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[28]); 455794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 455894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[28]); 455994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[22]); 456094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[23]); 456194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[21]); 456294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[28]); 456394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[9]); 456494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[9]); 456594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[4]); 456694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 456794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[10]); 456894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 456994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[8]); 457094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 457194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[10]); 457294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 457394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[17]); 457494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[10]); 457594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[8]); 457694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[25]); 457794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[4]); 457894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[28]); 457994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 458094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[16]); 458194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[19]); 458294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[14]); 458394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[28]); 458494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[26]); 458594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[21]); 458694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 458794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[24]); 458894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 458994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 459094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 459194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[19]); 459294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[26]); 459394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[4]); 459494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 459594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[27]); 459694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[14]); 459794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[5]); 459894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[18]); 459994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[5]); 460094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[6]); 460194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[28]); 460294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[15]); 460394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[0]); 460494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[10]); 460594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[16]); 460694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[30]); 460794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[8]); 460894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[16]); 460994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[22]); 461094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[27]); 461194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[12]); 461294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[0]); 461394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[23]); 461494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[27]); 461594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[16]); 461694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 461794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[17]); 461894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[4]); 461994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[11]); 462094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[6]); 462194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[23]); 462294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[16]); 462394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[10]); 462494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[17]); 462594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[12]); 462694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 462794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[11]); 462894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[17]); 462994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[1]); 463094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[3]); 463194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[18]); 463294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[4]); 463394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[31]); 463494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[25]); 463594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[22]); 463694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 463794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[19]); 463894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[16]); 463994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[21]); 464094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[27]); 464194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[1]); 464294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[9]); 464394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[13]); 464494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[10]); 464594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[6]); 464694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[30]); 464794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[28]); 464894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[7]); 464994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[17]); 465094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[0]); 465194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[13]); 465294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[11]); 465394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[19]); 465494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[22]); 465594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[9]); 465694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 465794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[15]); 465894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[31]); 465994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[2]); 466094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 466194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[6]); 466294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[27]); 466394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[13]); 466494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[23]); 466594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[7]); 466694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[2]); 466794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 466894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[1]); 466994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[15]); 467094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[13]); 467194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[17]); 467294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[8]); 467394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[30]); 467494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[8]); 467594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[27]); 467694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[2]); 467794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[31]); 467894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[4]); 467994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[11]); 468094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[29]); 468194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[7]); 468294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[5]); 468394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[11]); 468494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 468594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[9]); 468694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[3]); 468794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[3]); 468894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[22]); 468994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[19]); 469094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[4]); 469194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[6]); 469294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 469394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 469494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[9]); 469594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[3]); 469694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[23]); 469794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[12]); 469894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[1]); 469994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[22]); 470094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 470194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 470294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[16]); 470394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[19]); 470494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[20]); 470594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[1]); 470694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[4]); 470794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[1]); 470894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[25]); 470994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[21]); 471094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[20]); 471194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[29]); 471294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 471394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[10]); 471494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[5]); 471594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 471694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[25]); 471794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[26]); 471894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[28]); 471994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[19]); 472094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 472194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[17]); 472294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 472394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 472494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 472594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 472694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[6]); 472794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 472894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[5]); 472994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[26]); 473094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[28]); 473194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 473294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[20]); 473394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 473494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[10]); 473594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[19]); 473694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[6]); 473794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 473894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[13]); 473994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[15]); 474094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[22]); 474194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[8]); 474294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[6]); 474394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[23]); 474494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[6]); 474594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 474694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[13]); 474794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[31]); 474894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[14]); 474994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[5]); 475094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[1]); 475194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[17]); 475294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[27]); 475394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[10]); 475494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[30]); 475594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[14]); 475694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 475794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[26]); 475894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 475994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[2]); 476094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[21]); 476194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[5]); 476294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 476394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 476494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 476594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[17]); 476694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 476794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 476894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 476994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 477094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[17]); 477194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[12]); 477294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 477394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[9]); 477494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[9]); 477594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[31]); 477694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[25]); 477794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 477894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 477994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[13]); 478094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[14]); 478194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[5]); 478294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[5]); 478394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[12]); 478494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[3]); 478594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[25]); 478694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[11]); 478794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[15]); 478894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[20]); 478994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[22]); 479094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[19]); 479194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 479294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[19]); 479394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 479494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[21]); 479594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[0]); 479694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 479794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[16]); 479894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[28]); 479994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[18]); 480094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[3]); 480194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 480294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[15]); 480394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[8]); 480494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[25]); 480594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[1]); 480694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[21]); 480794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[1]); 480894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[29]); 480994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[15]); 481094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 481194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 481294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[3]); 481394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[9]); 481494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[9]); 481594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[24]); 481694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 481794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[19]); 481894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ And(r0, r0, r0); 481994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &l[30]); 482094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[25]); 482194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[3]); 482294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[30]); 482394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&l[5]); 482494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 482594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 482694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 482794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 482894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 482994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Generate a "B" and a "Cbz" which have the same checkpoint. Without proper 483094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// management (i.e. if the veneers were only generated at the shared 483194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// checkpoint), one one of the branches would be out of range. 483294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_simultaneous) { 483394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 483494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 483594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 483694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 483794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // `2046` max range - the size of the B.EQ itself. 483894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static const int kMaxBCondRange = 1048574; 483994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 484094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label target_1; 484194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label target_2; 484294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 484394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &target_1); 484494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 484594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int target_1_size_1 = 484694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kMaxBCondRange - kCbzCbnzRange - k32BitT32InstructionSizeInBytes; 484794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int end_1 = masm.GetCursorOffset() + target_1_size_1; 484894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end_1) { 484994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 485094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 485194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 485294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &target_2); 485394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 485494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int target_1_size_2 = kCbzCbnzRange - k16BitT32InstructionSizeInBytes; 485594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int end_2 = masm.GetCursorOffset() + target_1_size_2; 485694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end_2) { 485794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 485894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 485994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 486094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 486194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 486294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&target_1); 486394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&target_2); 486494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 486594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 486694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 486794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 486894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 486994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Generate a "B" and a "Cbz" which have the same checkpoint and the same label. 487094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_simultaneous_one_label) { 487194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 487294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 487394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 487494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 487594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // `2046` max range - the size of the B.EQ itself. 487694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static const int kMaxBCondRange = 1048574; 487794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 487894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label target; 487994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 488094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &target); 488194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 488294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int target_1_size_1 = 488394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kMaxBCondRange - kCbzCbnzRange - k32BitT32InstructionSizeInBytes; 488494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int end_1 = masm.GetCursorOffset() + target_1_size_1; 488594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end_1) { 488694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 488794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 488894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 488994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &target); 489094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 489194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int target_1_size_2 = kCbzCbnzRange - k16BitT32InstructionSizeInBytes; 489294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int end_2 = masm.GetCursorOffset() + target_1_size_2; 489394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end_2) { 489494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 489594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 489694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 489794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 489894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 489994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&target); 490094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 490194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 490294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 490394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 490494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 490594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// The literal pool will be emitted early because we keep a margin to always be 490694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// able to generate the veneers before the literal. 490794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_and_literal) { 490894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 490994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 491094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 491194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 491294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 491394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 491494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 491594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t ldrd_range = 1020; 491694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t cbz_range = 126; 491794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t kLabelsCount = 20; 491894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label labels[kLabelsCount]; 491994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 492094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Create one literal pool entry. 492194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, 0x1234567890abcdef); 492294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 492394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate some nops. 492494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t i = 0; 492594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (; i < ldrd_range - cbz_range - 40; 492694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois i += k16BitT32InstructionSizeInBytes) { 492794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 492894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 492994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 493094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // At this point, it remains cbz_range + 40 => 166 bytes before ldrd becomes 493194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // out of range. 493294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We generate kLabelsCount * 4 => 80 bytes. We shouldn't generate the 493394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // literal pool. 493494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (uint32_t j = 0; j < kLabelsCount; j++) { 493594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &labels[j]); 493694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 493794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois i += 2 * k16BitT32InstructionSizeInBytes; 493894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 493994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 494094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // However as we have pending veneer, the range is shrinken and the literal 494194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // pool is generated. 494294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.LiteralPoolIsEmpty()); 494394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // However, we didn't generate the veneer pool. 494494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetMarginBeforeVeneerEmission() < 494594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static_cast<int32_t>(cbz_range)); 494694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 494794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We generate a few more instructions. 494894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (; i < ldrd_range - 4 * kA32InstructionSizeInBytes; 494994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois i += k16BitT32InstructionSizeInBytes) { 495094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 495194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 495294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 495394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // And a veneer pool has been generated. 495494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetMarginBeforeVeneerEmission() > 495594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static_cast<int32_t>(cbz_range)); 495694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 495794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Bind all the used labels. 495894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (uint32_t j = 0; j < kLabelsCount; j++) { 495994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&labels[j]); 496094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 496194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 496294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 496394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Now that all the labels have been bound, we have no more veneer. 496494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 496594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 496694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 496794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 496894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 496994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 497094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 497194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 497294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 497394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 497494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 497594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 497694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// The literal pool will be emitted early and, as the emission of the literal 497794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// pool would have put veneer out of range, the veneers are emitted first. 497894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_and_literal2) { 497994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 498094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 498194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 498294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 498394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 498494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.LiteralPoolIsEmpty()); 498594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 498694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t ldrd_range = 1020; 498794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t cbz_range = 126; 498894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t kLabelsCount = 20; 498994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int32_t kTypicalMacroInstructionMaxSize = 499094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 8 * kMaxInstructionSizeInBytes; 499194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label labels[kLabelsCount]; 499294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 499394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Create one literal pool entry. 499494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, 0x1234567890abcdef); 499594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 499694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (uint32_t i = 0; i < ldrd_range - cbz_range - 4 * kLabelsCount; 499794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois i += k16BitT32InstructionSizeInBytes) { 499894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 499994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 500094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 500194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add entries to the veneer pool. 500294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (uint32_t i = 0; i < kLabelsCount; i++) { 500394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &labels[i]); 500494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 500594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 500694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 500794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate nops up to the literal pool limit. 500894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetMarginBeforeLiteralEmission() >= 500994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kTypicalMacroInstructionMaxSize) { 501094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 501194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 501294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 501394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // At this point, no literals and no veneers have been generated. 501494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(!masm.LiteralPoolIsEmpty()); 501594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetMarginBeforeVeneerEmission() < 501694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static_cast<int32_t>(cbz_range)); 501794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The literal pool needs to be generated. 501894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetMarginBeforeLiteralEmission() < 501994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kTypicalMacroInstructionMaxSize); 502094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // But not the veneer pool. 502194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetMarginBeforeVeneerEmission() >= 502294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kTypicalMacroInstructionMaxSize); 502394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // However, as the literal emission would put veneers out of range. 502494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetMarginBeforeVeneerEmission() < 502594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kTypicalMacroInstructionMaxSize + 502694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static_cast<int32_t>(masm.GetLiteralPoolSize())); 502794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 502894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This extra Nop will generate the literal pool and before that the veneer 502994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // pool. 503094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 503194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Now the literal pool has been generated. 503294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.LiteralPoolIsEmpty()); 503394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // And also the veneer pool. 503494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.GetMarginBeforeVeneerEmission() > 1000); 503594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 503694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Bind all the used labels. 503794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (uint32_t j = 0; j < kLabelsCount; j++) { 503894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&labels[j]); 503994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 504094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 504194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 504294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Now that all the labels have been bound, we have no more veneer. 504394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.VeneerPoolIsEmpty()); 504494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 504594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 504694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 504794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 504894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 504994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 505094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 505194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 505294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 505394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 505494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 505594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Use a literal when we already have a veneer pool potential size greater than 505694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// the literal range => generate the literal immediately (not optimum but it 505794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// works). 505894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_and_literal3) { 505994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 506094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 506194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 506294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 506394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static const int kLabelsCount = 1000; 506494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 506594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label labels[kLabelsCount]; 506694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 506794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the Z flag so that the following branches are not taken. 506894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Movs(r0, 0); 506994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 507094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; i++) { 507194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &labels[i]); 507294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 507394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 507494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Create one literal pool entry. 507594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, 0x1234567890abcdef); 507694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 507794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < 10; i++) { 507894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 507994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 508094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 508194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; i++) { 508294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&labels[i]); 508394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 508494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 508594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 508694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 508794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 508894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 508994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 509094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 509194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 509294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 509394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 509494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 509594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Literal has to be generated sooner than veneers. However, as the literal 509694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// pool generation would make the veneers out of range, generate the veneers 509794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// first. 509894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_and_literal4) { 509994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 510094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 510194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 510294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 510394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label end; 510494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 510594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Set the Z flag so that the following branch is not taken. 510694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Movs(r0, 0); 510794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(ne, &end); 510894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 510994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t value = 0x1234567; 511094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint32_t>* literal = 511194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint32_t>(value, 511294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kPlacedWhenUsed, 511394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kDeletedOnPoolDestruction); 511494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 511594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldr(r11, literal); 511694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 511794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The range for ldr is 4095, the range for cbz is 127. Generate nops 511894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // to have the ldr becomming out of range just before the cbz. 511994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int NUM_NOPS = 2044; 512094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int NUM_RANGE = 58; 512194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 512294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int NUM1 = NUM_NOPS - NUM_RANGE; 512394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int NUM2 = NUM_RANGE; 512494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 512594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 512694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope aas(&masm, 2 * NUM1, CodeBufferCheckScope::kMaximumSize); 512794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < NUM1; i++) { 512894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 512994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 513094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 513194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 513294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r1, &end); 513394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 513494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 513594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope aas(&masm, 2 * NUM2, CodeBufferCheckScope::kMaximumSize); 513694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < NUM2; i++) { 513794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 513894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 513994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 514094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 514194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 514294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope aas(&masm, 4, CodeBufferCheckScope::kMaximumSize); 514394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ add(r1, r1, 3); 514494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 514594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&end); 514694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 514794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 514894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 514994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 515094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 515194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 515294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x1234567, r11); 515394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 515494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 515594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 515694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Literal has to be generated sooner than veneers. However, as the literal 515794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// pool generation would make the veneers out of range, generate the veneers 515894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// first. 515994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_and_literal5) { 516094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 516194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 516294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 516394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 516494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static const int kTestCount = 100; 516594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label labels[kTestCount]; 516694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 516794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int first_test = 2000; 516894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Test on both sizes of the Adr range which is 4095. 516994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int test = 0; test < kTestCount; test++) { 517094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int string_size = 1000; // A lot more than the cbz range. 517194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois std::string test_string(string_size, 'x'); 517294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois StringLiteral big_literal(test_string.c_str()); 517394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 517494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Adr(r11, &big_literal); 517594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 517694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 517794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int num_nops = first_test + test; 517894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope aas(&masm, 517994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 2 * num_nops, 518094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CodeBufferCheckScope::kMaximumSize); 518194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < num_nops; i++) { 518294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 518394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 518494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 518594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 518694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r1, &labels[test]); 518794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 518894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 518994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope aas(&masm, 4, CodeBufferCheckScope::kMaximumSize); 519094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ add(r1, r1, 3); 519194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 519294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&labels[test]); 519394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Emit the literal pool if it has not beeen emitted (it's the case for 519494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // the lower values of test). 519594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ EmitLiteralPool(MacroAssembler::kBranchRequired); 519694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 519794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 519894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 519994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 520094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 520194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 520294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that veneer and literals are well generated when they are out of 520394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// range at the same time. 520494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(veneer_and_literal6) { 520594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 520694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 520794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 520894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 520994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label t1, t2, t3, t4, t5; 521094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static const int kLdrdRange = 1020; 521194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static const int kSizeForCbz = k16BitT32InstructionSizeInBytes; 521294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 521394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, 0x1111111111111111); 521494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, 0x2222222222222222); 521594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r4, r5, 0x3333333333333333); 521694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r6, r7, 0x4444444444444444); 521794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r8, r9, 0x5555555555555555); 521894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r10, r11, 0x6666666666666666); 521994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r10, r11, 0x1234567890abcdef); 522094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 522194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Ldrd has a bigger range that cbz. Generate some nops before the cbzs in 522294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // order to reach the maximum range of ldrd and cbz at the same time. 522394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 522494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int nop_size = kLdrdRange - kCbzCbnzRange - 5 * kSizeForCbz; 522594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, nop_size, CodeBufferCheckScope::kExactSize); 522694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < nop_size; i += k16BitT32InstructionSizeInBytes) { 522794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 522894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 522994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 523094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 523194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r2, &t1); 523294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r2, &t2); 523394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r2, &t3); 523494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r2, &t4); 523594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r2, &t5); 523694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 523794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // At this point, the ldrds are not out of range. It remains a kCbzCbnzRange 523894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // margin (minus the size of the veneers). 523994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 524094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // At this point, the literal and the veneer pools are not emitted. 524194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetLiteralPoolSize() > 0); 524294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeVeneerEmission() < kCbzCbnzRange); 524394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 524494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This scope will generate both veneers (they are both out of range). 524594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 524694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int nop_size = kCbzCbnzRange; 524794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, nop_size, CodeBufferCheckScope::kExactSize); 524894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < nop_size; i += k16BitT32InstructionSizeInBytes) { 524994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 525094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 525194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 525294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 525394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that both veneers have been emitted. 525494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetLiteralPoolSize() == 0); 525594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeVeneerEmission() > kCbzCbnzRange); 525694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 525794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&t1); 525894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&t2); 525994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&t3); 526094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&t4); 526194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&t5); 526294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 526394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 526494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 526594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 526694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 526794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 526894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x11111111, r0); 526994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x11111111, r1); 527094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x22222222, r2); 527194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x22222222, r3); 527294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x33333333, r4); 527394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x33333333, r5); 527494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x44444444, r6); 527594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x44444444, r7); 527694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x55555555, r8); 527794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x55555555, r9); 527894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r10); 527994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r11); 528094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 528194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 528294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 528394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that a label which is just bound during the MacroEmissionCheckScope 528494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// can be used. 528594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(ldr_label_bound_during_scope) { 528694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 528794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 528894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 528994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int32_t kTypicalMacroInstructionMaxSize = 529094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 8 * kMaxInstructionSizeInBytes; 529194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 529294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t>* literal = 529394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois new Literal<uint64_t>(UINT64_C(0x1234567890abcdef), 529494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kPlacedWhenUsed, 529594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RawLiteral::kDeletedOnPoolDestruction); 529694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, literal); 529794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 529894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetMarginBeforeLiteralEmission() >= 529994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kTypicalMacroInstructionMaxSize) { 530094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 530194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 530294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 530394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(!masm.LiteralPoolIsEmpty()); 530494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 530594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // This Ldrd will first generate the pool and then use literal which has just 530694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // been bound. 530794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r2, r3, literal); 530894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 530994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm.LiteralPoolIsEmpty()); 531094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 531194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 531294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 531394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 531494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 531594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 531694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r0); 531794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 531894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x90abcdef, r2); 531994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r3); 532094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 532194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 532294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 532394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(test_it_scope_and_literal_pool) { 5324a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli // This test stresses the ITScope to make sure the number of bytes it tries 5325a6090f84eb54fab650f7ac4acc45e8a895eaf598Georgia Kouveli // to emit is in sync with the MacroEmissionCheckScope that is around it. 532694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 532794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 532894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 532994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 533094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Make sure the pool is empty. 533194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.EmitLiteralPool(MacroAssembler::kBranchRequired); 533294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_LITERAL_POOL_SIZE(0); 533394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 533494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Literal<uint64_t> l0(0xcafebeefdeadbaba); 533594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldrd(r0, r1, &l0); 533694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Leave exactly as many bytes between cursor and pool emission checkpoint as 533794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // the typical macro instruction needs (and MacroEmissionCheckScope allows 533894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // for). 533994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const int32_t kTypicalMacroInstructionMaxSize = 534094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 8 * kMaxInstructionSizeInBytes; 534194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t margin = 534294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm.GetMarginBeforeLiteralEmission() - kTypicalMacroInstructionMaxSize; 534394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int32_t end = masm.GetCursorOffset() + margin; 534494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 534594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 534694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, margin, ExactAssemblyScope::kExactSize); 534794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois while (masm.GetCursorOffset() < end) { 534894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 534994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 535094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 535194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeLiteralEmission() == 535294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kTypicalMacroInstructionMaxSize); 535394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 535494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // We cannot use an IT block for this instruction, hence ITScope will 535594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // generate a branch over it. 535694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Add(ne, r8, r9, 256); 535794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 535894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 535994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 536094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 536194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 536294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Check that the literals loaded correctly. 536394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbaba, r0); 536494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xcafebeef, r1); 536594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 536694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 536794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 536894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// TODO: Remove this limitation by having a sandboxing mechanism. 536994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#if defined(VIXL_HOST_POINTER_32) 537094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(ldm_stm_no_writeback) { 537194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 537294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 537394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 537494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 537594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t src[4] = {0x12345678, 0x09abcdef, 0xc001c0de, 0xdeadbeef}; 537694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t dst1[4] = {0x00000000, 0x00000000, 0x00000000, 0x00000000}; 537794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t dst2[4] = {0x00000000, 0x00000000, 0x00000000, 0x00000000}; 537894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 537994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, reinterpret_cast<uintptr_t>(src)); 538094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldm(r0, NO_WRITE_BACK, RegisterList(r1, r2, r3, r4)); 538194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldm(r0, NO_WRITE_BACK, RegisterList(r5, r6, r9, r11)); 538294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 538394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, reinterpret_cast<uintptr_t>(dst1)); 538494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stm(r0, NO_WRITE_BACK, RegisterList(r1, r2, r3, r4)); 538594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 538694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, reinterpret_cast<uintptr_t>(dst2)); 538794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stm(r0, NO_WRITE_BACK, RegisterList(r5, r6, r9, r11)); 538894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 538994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 539094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 539194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 539294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 539394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r1); 539494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x09abcdef, r2); 539594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xc001c0de, r3); 539694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbeef, r4); 539794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 539894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r5); 539994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x09abcdef, r6); 540094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xc001c0de, r9); 540194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbeef, r11); 540294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 540394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, dst1[0]); 540494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x09abcdef, dst1[1]); 540594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xc001c0de, dst1[2]); 540694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbeef, dst1[3]); 540794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 540894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, dst2[0]); 540994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x09abcdef, dst2[1]); 541094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xc001c0de, dst2[2]); 541194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbeef, dst2[3]); 541294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 541394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 541494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 541594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(ldm_stm_writeback) { 541694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 541794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 541894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 541994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 542094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t src[4] = {0x12345678, 0x09abcdef, 0xc001c0de, 0xdeadbeef}; 542194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t dst[8] = {0x00000000, 542294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 0x00000000, 542394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 0x00000000, 542494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 0x00000000, 542594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 0x00000000, 542694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 0x00000000, 542794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 0x00000000, 542894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 0x00000000}; 542994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 543094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, reinterpret_cast<uintptr_t>(src)); 543194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldm(r0, WRITE_BACK, RegisterList(r2, r3)); 543294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldm(r0, WRITE_BACK, RegisterList(r4, r5)); 543394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 543494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, reinterpret_cast<uintptr_t>(dst)); 543594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stm(r1, WRITE_BACK, RegisterList(r2, r3, r4, r5)); 543694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stm(r1, WRITE_BACK, RegisterList(r2, r3, r4, r5)); 543794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 543894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 543994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 544094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 544194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 544294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(reinterpret_cast<uintptr_t>(src + 4), r0); 544394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(reinterpret_cast<uintptr_t>(dst + 8), r1); 544494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 544594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, r2); 544694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x09abcdef, r3); 544794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xc001c0de, r4); 544894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbeef, r5); 544994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 545094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, dst[0]); 545194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x09abcdef, dst[1]); 545294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xc001c0de, dst[2]); 545394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbeef, dst[3]); 545494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x12345678, dst[4]); 545594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x09abcdef, dst[5]); 545694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xc001c0de, dst[6]); 545794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0xdeadbeef, dst[7]); 545894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 545994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 546094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 546194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_A32(ldm_stm_da_ib) { 546294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 546394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 546494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 546594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 546694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t src1[4] = {0x33333333, 0x44444444, 0x11111111, 0x22222222}; 546794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t src2[4] = {0x11111111, 0x22222222, 0x33333333, 0x44444444}; 546894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 546994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t dst1[4] = {0x00000000, 0x00000000, 0x00000000, 0x00000000}; 547094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t dst2[4] = {0x00000000, 0x00000000, 0x00000000, 0x00000000}; 547194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 547294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r11, reinterpret_cast<uintptr_t>(src1 + 3)); 547394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldmda(r11, WRITE_BACK, RegisterList(r0, r1)); 547494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldmda(r11, NO_WRITE_BACK, RegisterList(r2, r3)); 547594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 54766c266808812883d690cb944c2763d22c50d116a6Pierre Langlois __ Mov(r10, reinterpret_cast<uintptr_t>(src2) - sizeof(src2[0])); 547794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldmib(r10, WRITE_BACK, RegisterList(r4, r5)); 547894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldmib(r10, NO_WRITE_BACK, RegisterList(r6, r7)); 547994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 548094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r9, reinterpret_cast<uintptr_t>(dst1 + 3)); 548194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stmda(r9, WRITE_BACK, RegisterList(r0, r1)); 548294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stmda(r9, NO_WRITE_BACK, RegisterList(r2, r3)); 548394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 54846c266808812883d690cb944c2763d22c50d116a6Pierre Langlois __ Mov(r8, reinterpret_cast<uintptr_t>(dst2) - sizeof(dst2[0])); 548594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stmib(r8, WRITE_BACK, RegisterList(r4, r5)); 548694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stmib(r8, NO_WRITE_BACK, RegisterList(r6, r7)); 548794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 548894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 548994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 549094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 549194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 549294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 549394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(reinterpret_cast<uintptr_t>(src1 + 1), r11); 549494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(reinterpret_cast<uintptr_t>(src2 + 1), r10); 549594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(reinterpret_cast<uintptr_t>(dst1 + 1), r9); 549694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(reinterpret_cast<uintptr_t>(dst2 + 1), r8); 549794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 549894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x11111111, r0); 549994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x22222222, r1); 550094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x33333333, r2); 550194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x44444444, r3); 550294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 550394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x11111111, r4); 550494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x22222222, r5); 550594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x33333333, r6); 550694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x44444444, r7); 550794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 550894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x33333333, dst1[0]); 550994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x44444444, dst1[1]); 551094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x11111111, dst1[2]); 551194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x22222222, dst1[3]); 551294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 551394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x11111111, dst2[0]); 551494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x22222222, dst2[1]); 551594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x33333333, dst2[2]); 551694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x44444444, dst2[3]); 551794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 551894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 551994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 552094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(ldmdb_stmdb) { 552194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 552294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 552394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 552494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 552594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois const uint32_t src[6] = 552694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois {0x55555555, 0x66666666, 0x33333333, 0x44444444, 0x11111111, 0x22222222}; 552794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 552894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois uint32_t dst[6] = 552994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois {0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000}; 553094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 553194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r11, reinterpret_cast<uintptr_t>(src + 6)); 553294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldmdb(r11, WRITE_BACK, RegisterList(r1, r2)); 553394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldmdb(r11, WRITE_BACK, RegisterList(r3, r4)); 553494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Ldmdb(r11, NO_WRITE_BACK, RegisterList(r5, r6)); 553594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 553694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r10, reinterpret_cast<uintptr_t>(dst + 6)); 553794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stmdb(r10, WRITE_BACK, RegisterList(r5, r6)); 553894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stmdb(r10, WRITE_BACK, RegisterList(r3, r4)); 553994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Stmdb(r10, NO_WRITE_BACK, RegisterList(r1, r2)); 554094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 554194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 554294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 554394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 554494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 554594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(reinterpret_cast<uintptr_t>(src + 2), r11); 554694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(reinterpret_cast<uintptr_t>(dst + 2), r10); 554794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 554894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x11111111, r1); 554994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x22222222, r2); 555094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x33333333, r3); 555194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x44444444, r4); 555294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x55555555, r5); 555394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x66666666, r6); 555494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 555594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x11111111, dst[0]); 555694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x22222222, dst[1]); 555794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x33333333, dst[2]); 555894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x44444444, dst[3]); 555994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x55555555, dst[4]); 556094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x66666666, dst[5]); 556194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 556294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#endif 556394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 556494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 556594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST(blx) { 556694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 556794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 556894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 556994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 557094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO(all): Ideally this test should jump back and forth between ARM and 557194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Thumb mode and should also cover BLX immediate. Update this test if we 557294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // allow VIXL assembler to change ISA anywhere in the code buffer. 557394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 557494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label test_start; 557594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label func1; 557694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label func2; 557794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 557894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&test_start); 557994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 558094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&func1); 558194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0x11111111); 558294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Push(lr); 558394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 558494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size_t size_of_generated_code; 558594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingA32()) { 558694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size_of_generated_code = 7 * kA32InstructionSizeInBytes; 558794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } else { 558894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size_of_generated_code = 5 * k32BitT32InstructionSizeInBytes + 558994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 3 * k16BitT32InstructionSizeInBytes; 559094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 559194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 559294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size_of_generated_code, 559394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 559494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ adr(r11, &func2); 559594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm.IsUsingT32()) { 559694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // The jump target needs to have its least significant bit set to indicate 559794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // that we are jumping into thumb mode. 559894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ orr(r11, r11, 1); 559994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 560094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ blx(r11); 560194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ pop(lr); 560294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bx(lr); 560394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 560494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bind(&func2); 560594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ movw(r1, 0x2222); 560694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ movt(r1, 0x2222); 560794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ bx(lr); 560894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 560994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 561094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&test_start); 561194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0xdeadc0de); 561294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r1, 0xdeadc0de); 561394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bl(&func1); 561494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 561594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 561694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 561794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 561894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 561994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Really basic test to check that we reached the different parts of the test. 562094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x11111111, r0); 562194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0x22222222, r1); 562294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 562394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 562494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 562594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that B with a near hint use a narrow branch when it can. 562694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(b_near_hint) { 562794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 562894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 562994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 563094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label start; 563194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label end; 563294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 563394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&start); 563494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 563594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 563694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 563794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a branch which should be narrow. 563894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 563994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes, 564094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 564194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&start, kNear); 564294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 564394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 564494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 564594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kBNarrowRange, 564694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 564794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int32_t i = 0; i < kBNarrowRange; 564894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois i += k16BitT32InstructionSizeInBytes) { 564994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 565094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 565194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 565294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 565394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a branch which should be wide. 565494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 565594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k32BitT32InstructionSizeInBytes, 565694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 565794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&start, kNear); 565894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 565994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 566094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a forward branch which should be narrow. 566194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 566294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes, 566394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 566494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&end, kNear); 566594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 566694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 566794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeVeneerEmission() < kBNarrowRange); 566894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 566994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 567094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 567194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kBNarrowRange, 567294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 567394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int32_t i = 0; i < kBNarrowRange; 567494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois i += k16BitT32InstructionSizeInBytes) { 567594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 567694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 567794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 567894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 567994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // A veneer should have been generated. 568094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeVeneerEmission() > kBNarrowRange); 568194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 568294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&end); 568394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 568494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 568594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 568694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois DISASSEMBLE(); 568794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 568894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 568994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 569094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that B with a far hint use a narrow branch only for a near backward 569194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// branch. 569294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(b_far_hint) { 569394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 569494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 569594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 569694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label start; 569794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label end; 569894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 569994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&start); 570094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 570194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 570294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 570394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a branch which should be narrow. 570494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 570594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes, 570694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 570794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&start, kFar); 570894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 570994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 571094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 571194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kBNarrowRange, 571294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 571394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int32_t i = 0; i < kBNarrowRange; 571494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois i += k16BitT32InstructionSizeInBytes) { 571594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 571694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 571794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 571894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 571994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a branch which should be wide. 572094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 572194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k32BitT32InstructionSizeInBytes, 572294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 572394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&start, kFar); 572494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 572594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 572694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a forward branch which should be wide. 572794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 572894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k32BitT32InstructionSizeInBytes, 572994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 573094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&end, kFar); 573194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 573294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 573394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&end); 573494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 573594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 573694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 573794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois DISASSEMBLE(); 573894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 573994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 574094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 574194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that conditional B with a near hint use a narrow branch when it can. 574294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(b_conditional_near_hint) { 574394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 574494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 574594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 574694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label start; 574794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label end; 574894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 574994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&start); 575094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 575194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 575294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a branch which should be narrow. 575394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 575494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes, 575594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 575694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &start, kNear); 575794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 575894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 575994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 576094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kBConditionalNarrowRange, 576194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 576294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int32_t i = 0; i < kBConditionalNarrowRange; 576394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois i += k16BitT32InstructionSizeInBytes) { 576494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 576594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 576694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 576794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 576894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a branch which should be wide. 576994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 577094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k32BitT32InstructionSizeInBytes, 577194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 577294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &start, kNear); 577394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 577494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 577594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a forward branch which should be narrow. 577694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 577794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes, 577894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 577994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &end, kNear); 578094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 578194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 578294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeVeneerEmission() < kBConditionalNarrowRange); 578394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 578494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 578594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 578694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kBConditionalNarrowRange, 578794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 578894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int32_t i = 0; i < kBConditionalNarrowRange; 578994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois i += k16BitT32InstructionSizeInBytes) { 579094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 579194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 579294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 579394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 579494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // A veneer should have been generated. 579594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(masm.GetMarginBeforeVeneerEmission() > kBConditionalNarrowRange); 579694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 579794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&end); 579894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 579994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 580094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 580194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois DISASSEMBLE(); 580294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 580394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 580494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 580594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that conditional B with a far hint use a narrow branch only for a 580694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// near backward branch. 580794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(b_conditional_far_hint) { 580894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 580994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 581094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 581194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label start; 581294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label end; 581394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 581494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&start); 581594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 581694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 581794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 581894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a branch which should be narrow. 581994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 582094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k16BitT32InstructionSizeInBytes, 582194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 582294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &start, kFar); 582394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 582494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 582594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope scope(&masm, 582694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois kBConditionalNarrowRange, 582794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ExactAssemblyScope::kExactSize); 582894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int32_t i = 0; i < kBConditionalNarrowRange; 582994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois i += k16BitT32InstructionSizeInBytes) { 583094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ nop(); 583194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 583294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 583394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 583494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a branch which should be wide. 583594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 583694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k32BitT32InstructionSizeInBytes, 583794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 583894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &start, kFar); 583994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 584094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { 584194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Generate a forward branch which should be wide. 584294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope scope(&masm, 584394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois k32BitT32InstructionSizeInBytes, 584494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois EmissionCheckScope::kExactSize); 584594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(eq, &end, kFar); 584694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 584794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 584894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&end); 584994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 585094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 585194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 585294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois DISASSEMBLE(); 585394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 585494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 585594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 585694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that the veneer pool is correctly emitted even if we do a lot of narrow 585794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// branches. 585894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(b_narrow_many) { 585994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 586094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 586194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 586294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static const int kLabelsCount = kBNarrowRange / 2; 586394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 586494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label labels[kLabelsCount]; 586594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 586694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 586794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 586894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; i++) { 586994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&labels[i], kNear); 587094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 587194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 587294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 1); 587394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; i++) { 587494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&labels[i]); 587594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 587694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 587794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 587894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 587994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 588094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 588194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 588294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(0, r0); 588394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 588494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 588594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 588694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// Check that the veneer pool is correctly emitted even if we do a lot of narrow 588794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois// branches and cbz. 588894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(b_narrow_and_cbz) { 588994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois SETUP(); 589094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois START(); 589194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 589294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois static const int kLabelsCount = kBNarrowRange / 4; 589394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 589494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label b_labels[kLabelsCount]; 589594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Label cbz_labels[kLabelsCount]; 589694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 589794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 0); 589894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 589994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; i++) { 590094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ B(&b_labels[i], kNear); 590194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Cbz(r0, &cbz_labels[i]); 590294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 590394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 590494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 1); 590594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; i++) { 590694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&b_labels[i]); 590794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 590894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 590994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Mov(r0, 2); 591094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois for (int i = 0; i < kLabelsCount; i++) { 591194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Bind(&cbz_labels[i]); 591294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 591394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 591494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois __ Nop(); 591594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 591694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois END(); 591794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 591894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois RUN(); 591994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 592094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ASSERT_EQUAL_32(2, r0); 592194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 592294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 592394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 592494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois#define CHECK_SIZE_MATCH(ASM1, ASM2) \ 592594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois { \ 592694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois MacroAssembler masm1(BUF_SIZE); \ 592794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm1.UseInstructionSet(isa); \ 592894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm1.GetCursorOffset() == 0); \ 592994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm1.ASM1; \ 593094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm1.FinalizeCode(); \ 593194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int size1 = masm1.GetCursorOffset(); \ 593294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois \ 593394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois MacroAssembler masm2(BUF_SIZE); \ 593494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm2.UseInstructionSet(isa); \ 593594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_ASSERT(masm2.GetCursorOffset() == 0); \ 593694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm2.ASM2; \ 593794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois masm2.FinalizeCode(); \ 593894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois int size2 = masm2.GetCursorOffset(); \ 593994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois \ 594094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois bool disassemble = Test::disassemble(); \ 594194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (size1 != size2) { \ 594294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois printf("Sizes did not match:\n"); \ 594394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois disassemble = true; \ 594494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 594594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (disassemble) { \ 594694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois PrintDisassembler dis(std::cout, 0); \ 594794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois printf("// " #ASM1 "\n"); \ 594894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm1.IsUsingT32()) { \ 594994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois dis.DisassembleT32Buffer(masm1.GetBuffer() \ 595094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ->GetStartAddress<uint16_t*>(), \ 595194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size1); \ 595294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } else { \ 595394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois dis.DisassembleA32Buffer(masm1.GetBuffer() \ 595494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ->GetStartAddress<uint32_t*>(), \ 595594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size1); \ 595694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 595794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois printf("\n"); \ 595894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois \ 595994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois dis.SetCodeAddress(0); \ 596094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois printf("// " #ASM2 "\n"); \ 596194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois if (masm2.IsUsingT32()) { \ 596294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois dis.DisassembleT32Buffer(masm2.GetBuffer() \ 596394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ->GetStartAddress<uint16_t*>(), \ 596494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size2); \ 596594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } else { \ 596694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois dis.DisassembleA32Buffer(masm2.GetBuffer() \ 596794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois ->GetStartAddress<uint32_t*>(), \ 596894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois size2); \ 596994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 597094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois printf("\n"); \ 597194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } \ 597294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois VIXL_CHECK(size1 == size2); \ 597394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois } 597494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 597594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 597694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre LangloisTEST_T32(macro_assembler_commute) { 597794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Test that the MacroAssembler will commute operands if it means it can use a 597894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // 16-bit instruction with the same effect. 597994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 598094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // TODO: The commented-out tests should pass, but don't. When they are fixed, 598194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // we should update this test. 598294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 598394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Adc(DontCare, r7, r6, r7), 598494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Adc(DontCare, r7, r7, r6)); 598594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 598694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Adc(DontCare, eq, r7, r6, r7), 598794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Adc(DontCare, eq, r7, r7, r6)); 598894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 598994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Add(DontCare, r1, r2, r7), Add(DontCare, r1, r7, r2)); 599094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 599194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Add(DontCare, lt, r1, r2, r7), 599294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois Add(DontCare, lt, r1, r7, r2)); 599394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 599494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(DontCare, r4, r4, r10), 599594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(DontCare, r4, r10, r4)); 599694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 599794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(DontCare, eq, r4, r4, r10), 599894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(DontCare, eq, r4, r10, r4)); 599994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 600094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(DontCare, r7, sp, r7), 600194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(DontCare, r7, r7, sp)); 600294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 600394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(DontCare, eq, r7, sp, r7), 600494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(DontCare, eq, r7, r7, sp)); 600594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 600694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(DontCare, sp, sp, r10), 600794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(DontCare, sp, r10, sp)); 600894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 600994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(DontCare, eq, sp, sp, r10), 601094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(DontCare, eq, sp, r10, sp)); 601194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 601294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(And(DontCare, r7, r7, r6), 601394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // And(DontCare, r7, r6, r7)); 601494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 601594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(And(DontCare, eq, r7, r7, r6), 601694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // And(DontCare, eq, r7, r6, r7)); 601794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 601894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Eor(DontCare, r7, r7, r6), 601994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Eor(DontCare, r7, r6, r7)); 602094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 602194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Eor(DontCare, eq, r7, r7, r6), 602294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Eor(DontCare, eq, r7, r6, r7)); 602394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 602494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Mul(DontCare, r0, r1, r0), 602594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Mul(DontCare, r0, r0, r1)); 602694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 602794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Mul(DontCare, eq, r0, r1, r0), 602894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Mul(DontCare, eq, r0, r0, r1)); 602994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 603094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Orr(DontCare, r7, r7, r6), 603194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Orr(DontCare, r7, r6, r7)); 603294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 603394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Orr(DontCare, eq, r7, r7, r6), 603494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Orr(DontCare, eq, r7, r6, r7)); 603594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 603694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 603794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Adc(r7, r6, r7), Adc(r7, r7, r6)); 603894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 603994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Adc(eq, r7, r6, r7), 604094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Adc(eq, r7, r7, r6)); 604194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 604294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Add(r1, r2, r7), Add(r1, r7, r2)); 604394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 604494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Add(lt, r1, r2, r7), Add(lt, r1, r7, r2)); 604594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 604694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(r4, r4, r10), 604794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(r4, r10, r4)); 604894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 604994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(eq, r4, r4, r10), 605094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(eq, r4, r10, r4)); 605194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 605294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(r7, sp, r7), 605394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(r7, r7, sp)); 605494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 605594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(eq, r7, sp, r7), 605694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(eq, r7, r7, sp)); 605794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 605894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(sp, sp, r10), 605994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(sp, r10, sp)); 606094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 606194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Add(eq, sp, sp, r10), 606294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Add(eq, sp, r10, sp)); 606394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 606494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(And(r7, r7, r6), And(r7, r6, r7)); 606594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 606694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(And(eq, r7, r7, r6), 606794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // And(eq, r7, r6, r7)); 606894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 606994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Eor(r7, r7, r6), Eor(r7, r6, r7)); 607094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 607194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Eor(eq, r7, r7, r6), 607294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Eor(eq, r7, r6, r7)); 607394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 607494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Mul(r0, r1, r0), Mul(r0, r0, r1)); 607594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 607694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Mul(eq, r0, r1, r0), 607794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Mul(eq, r0, r0, r1)); 607894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 607994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Orr(r7, r7, r6), Orr(r7, r6, r7)); 608094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 608194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Orr(eq, r7, r7, r6), 608294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Orr(eq, r7, r6, r7)); 608394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 608494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 608594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Adcs(r7, r6, r7), 608694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Adcs(r7, r7, r6)); 608794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 608894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Adcs(eq, r7, r6, r7), 608994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Adcs(eq, r7, r7, r6)); 609094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 609194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Adds(r1, r2, r7), Adds(r1, r7, r2)); 609294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 609394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Adds(lt, r1, r2, r7), Adds(lt, r1, r7, r2)); 609494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 609594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Adds(r4, r4, r10), Adds(r4, r10, r4)); 609694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 609794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Adds(eq, r4, r4, r10), Adds(eq, r4, r10, r4)); 609894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 609994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Adds(r7, sp, r7), Adds(r7, r7, sp)); 610094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 610194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Adds(eq, r7, sp, r7), Adds(eq, r7, r7, sp)); 610294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 610394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Adds(sp, sp, r10), Adds(sp, r10, sp)); 610494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 610594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois CHECK_SIZE_MATCH(Adds(eq, sp, sp, r10), Adds(eq, sp, r10, sp)); 610694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 610794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Ands(r7, r7, r6), 610894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Ands(r7, r6, r7)); 610994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 611094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Ands(eq, r7, r7, r6), 611194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Ands(eq, r7, r6, r7)); 611294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 611394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Eors(r7, r7, r6), 611494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Eors(r7, r6, r7)); 611594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 611694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Eors(eq, r7, r7, r6), 611794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Eors(eq, r7, r6, r7)); 611894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 611994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Muls(r0, r1, r0), 612094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Muls(r0, r0, r1)); 612194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 612294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Muls(eq, r0, r1, r0), 612394a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Muls(eq, r0, r0, r1)); 612494a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 612594a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Orrs(r7, r7, r6), 612694a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Orrs(r7, r6, r7)); 612794a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 612894a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // CHECK_SIZE_MATCH(Orrs(eq, r7, r7, r6), 612994a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois // Orrs(eq, r7, r6, r7)); 613094a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} 613194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 613294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois 61334b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli#define TEST_FORWARD_REFERENCE_INFO(INST, INFO, ASM) \ 61344b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli can_encode = masm.INFO; \ 61354b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli VIXL_CHECK(can_encode); \ 61364b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli { \ 61374b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ExactAssemblyScope scope(&masm, \ 61384b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli info->size, \ 61394b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ExactAssemblyScope::kExactSize); \ 61404b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli int32_t pc = masm.GetCursorOffset() + __ GetArchitectureStatePCOffset(); \ 61414b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli if (info->pc_needs_aligning == Assembler::ReferenceInfo::kAlignPc) { \ 61424b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pc = AlignDown(pc, 4); \ 61434b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli } \ 61444b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli Label label(pc + info->min_offset); \ 61454b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli masm.ASM; \ 61464b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli } \ 61474b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli { \ 61484b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ExactAssemblyScope scope(&masm, \ 61494b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli info->size, \ 61504b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ExactAssemblyScope::kExactSize); \ 61514b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli int32_t pc = masm.GetCursorOffset() + __ GetArchitectureStatePCOffset(); \ 61524b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli if (info->pc_needs_aligning == Assembler::ReferenceInfo::kAlignPc) { \ 61534b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pc = AlignDown(pc, 4); \ 61544b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli } \ 61554b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli Label label(pc + info->max_offset); \ 61564b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli masm.ASM; \ 61574b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli } \ 61584b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli NEGATIVE_TEST_FORWARD_REFERENCE_INFO(INST, ASM) 61594b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 61604b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli#ifdef VIXL_NEGATIVE_TESTING 61614b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli#define NEGATIVE_TEST_FORWARD_REFERENCE_INFO(INST, ASM) \ 61624b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli try { \ 61634b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ExactAssemblyScope scope(&masm, \ 61644b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli info->size, \ 61654b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ExactAssemblyScope::kMaximumSize); \ 61664b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli int32_t pc = masm.GetCursorOffset() + __ GetArchitectureStatePCOffset(); \ 61674b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli if (info->pc_needs_aligning == Assembler::ReferenceInfo::kAlignPc) { \ 61684b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pc = AlignDown(pc, 4); \ 61694b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli } \ 61704b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli Label label(pc + info->max_offset + info->alignment); \ 61714b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli masm.ASM; \ 61724b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli printf("Negative test for forward reference failed for %s.\n", INST); \ 61734b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli abort(); \ 61744b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli } catch (std::runtime_error) { \ 61754b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli } \ 61764b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli try { \ 61774b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ExactAssemblyScope scope(&masm, \ 61784b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli info->size, \ 61794b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ExactAssemblyScope::kMaximumSize); \ 61804b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli int32_t pc = masm.GetCursorOffset() + __ GetArchitectureStatePCOffset(); \ 61814b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli if (info->pc_needs_aligning == Assembler::ReferenceInfo::kAlignPc) { \ 61824b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pc = AlignDown(pc, 4); \ 61834b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli } \ 61844b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli Label label(pc + info->min_offset - info->alignment); \ 61854b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli masm.ASM; \ 61864b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli printf("Negative test for forward reference failed for %s.\n", INST); \ 61874b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli abort(); \ 61884b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli } catch (std::runtime_error) { \ 61894b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli } 61904b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli#else 61914b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli#define NEGATIVE_TEST_FORWARD_REFERENCE_INFO(INST, ASM) 61924b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli#endif 61934b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 61944b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia KouveliTEST_T32(forward_reference_info_T32) { 61954b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli MacroAssembler masm(BUF_SIZE, T32); 61964b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 61974b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli Label unbound; 61984b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli const Assembler::ReferenceInfo* info; 61994b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli bool can_encode; 62004b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62014b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli // clang-format off 62024b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62034b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62044b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "adr", 62054b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli adr_info(al, Narrow, r0, &unbound, &info), 62064b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli adr(al, Narrow, r0, &label)); 62074b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62084b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62094b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "adr", 62104b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli adr_info(al, Wide, r0, &unbound, &info), 62114b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli adr(al, Wide, r0, &label)); 62124b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62134b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62144b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "adr", 62154b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli adr_info(al, Best, r0, &unbound, &info), 62164b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli adr(al, Best, r0, &label)); 62174b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62184b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62194b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "b", 62204b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b_info(al, Narrow, &unbound, &info), 62214b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b(al, Narrow, &label)); 62224b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62234b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62244b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "b", 62254b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b_info(al, Wide, &unbound, &info), 62264b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b(al, Wide, &label)); 62274b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62284b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62294b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "b", 62304b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b_info(al, Best, &unbound, &info), 62314b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b(al, Best, &label)); 62324b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62334b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62344b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "b", 62354b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b_info(gt, Narrow, &unbound, &info), 62364b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b(gt, Narrow, &label)); 62374b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62384b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62394b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "b", 62404b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b_info(gt, Wide, &unbound, &info), 62414b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b(gt, Wide, &label)); 62424b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62434b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62444b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "b", 62454b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b_info(gt, Best, &unbound, &info), 62464b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b(gt, Best, &label)); 62474b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62484b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62494b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "bl", 62504b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli bl_info(al, &unbound, &info), 62514b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli bl(al, &label)); 62524b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62534b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62544b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "blx", 62554b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli blx_info(al, &unbound, &info), 62564b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli blx(al, &label)); 62574b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62584b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62594b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "cbnz", 62604b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli cbnz_info(r0, &unbound, &info), 62614b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli cbnz(r0, &label)); 62624b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62634b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62644b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "cbz", 62654b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli cbz_info(r0, &unbound, &info), 62664b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli cbz(r0, &label)); 62674b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62684b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62694b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldr", 62704b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldr_info(al, Narrow, r0, &unbound, &info), 62714b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldr(al, Narrow, r0, &label)); 62724b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62734b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62744b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldr", 62754b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldr_info(al, Wide, r0, &unbound, &info), 62764b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldr(al, Wide, r0, &label)); 62774b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62784b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62794b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldr", 62804b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldr_info(al, Best, r0, &unbound, &info), 62814b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldr(al, Best, r0, &label)); 62824b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62834b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62844b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldrb", 62854b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrb_info(al, r0, &unbound, &info), 62864b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrb(al, r0, &label)); 62874b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62884b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62894b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldrd", 62904b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrd_info(al, r0, r1, &unbound, &info), 62914b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrd(al, r0, r1, &label)); 62924b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62934b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62944b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldrh", 62954b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrh_info(al, r0, &unbound, &info), 62964b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrh(al, r0, &label)); 62974b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 62984b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 62994b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldrsb", 63004b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrsb_info(al, r0, &unbound, &info), 63014b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrsb(al, r0, &label)); 63024b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63034b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63044b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldrsh", 63054b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrsh_info(al, r0, &unbound, &info), 63064b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrsh(al, r0, &label)); 63074b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63084b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63094b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "pld", 63104b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pld_info(al, &unbound, &info), 63114b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pld(al, &label)); 63124b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63134b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63144b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "pli", 63154b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pli_info(al, &unbound, &info), 63164b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pli(al, &label)); 63174b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63184b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63194b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "vldr", 63204b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli vldr_info(al, Untyped64, d0, &unbound, &info), 63214b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli vldr(al, Untyped64, d0, &label)); 63224b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63234b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63244b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "vldr", 63254b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli vldr_info(al, Untyped32, s0, &unbound, &info), 63264b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli vldr(al, Untyped32, s0, &label)); 63274b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63284b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli // clang-format on 63294b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63304b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli masm.FinalizeCode(); 63314b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli} 63324b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63334b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia KouveliTEST_A32(forward_reference_info_A32) { 63344b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli MacroAssembler masm(BUF_SIZE, A32); 63354b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli Label unbound; 63364b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli const Assembler::ReferenceInfo* info; 63374b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli bool can_encode; 63384b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63394b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli // clang-format off 63404b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63414b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63424b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "adr", 63434b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli adr_info(al, Best, r0, &unbound, &info), 63444b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli adr(al, Best, r0, &label)); 63454b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63464b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63474b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "b", 63484b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b_info(al, Best, &unbound, &info), 63494b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b(al, Best, &label)); 63504b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63514b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63524b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "b", 63534b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b_info(gt, Best, &unbound, &info), 63544b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli b(gt, Best, &label)); 63554b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63564b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63574b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "bl", 63584b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli bl_info(al, &unbound, &info), 63594b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli bl(al, &label)); 63604b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63614b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63624b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "blx", 63634b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli blx_info(al, &unbound, &info), 63644b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli blx(al, &label)); 63654b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63664b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63674b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldr", 63684b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldr_info(al, Best, r0, &unbound, &info), 63694b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldr(al, Best, r0, &label)); 63704b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63714b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63724b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldrb", 63734b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrb_info(al, r0, &unbound, &info), 63744b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrb(al, r0, &label)); 63754b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63764b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63774b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldrd", 63784b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrd_info(al, r0, r1, &unbound, &info), 63794b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrd(al, r0, r1, &label)); 63804b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63814b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63824b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldrh", 63834b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrh_info(al, r0, &unbound, &info), 63844b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrh(al, r0, &label)); 63854b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63864b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63874b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldrsb", 63884b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrsb_info(al, r0, &unbound, &info), 63894b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrsb(al, r0, &label)); 63904b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63914b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63924b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "ldrsh", 63934b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrsh_info(al, r0, &unbound, &info), 63944b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli ldrsh(al, r0, &label)); 63954b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 63964b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 63974b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "pld", 63984b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pld_info(al, &unbound, &info), 63994b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pld(al, &label)); 64004b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 64014b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 64024b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "pli", 64034b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pli_info(al, &unbound, &info), 64044b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli pli(al, &label)); 64054b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 64064b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 64074b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "vldr", 64084b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli vldr_info(al, Untyped64, d0, &unbound, &info), 64094b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli vldr(al, Untyped64, d0, &label)); 64104b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 64114b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli TEST_FORWARD_REFERENCE_INFO( 64124b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli "vldr", 64134b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli vldr_info(al, Untyped32, s0, &unbound, &info), 64144b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli vldr(al, Untyped32, s0, &label)); 64154b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 64164b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli // clang-format on 64174b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 64184b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli masm.FinalizeCode(); 64194b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli} 64204b139a2dd8a7c32fc0f7df0cfd36d6c1336bc26cGeorgia Kouveli 642194a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} // namespace aarch32 642294a02bb2b5f7c85dc5a3852aac8c6692f9c6c446Pierre Langlois} // namespace vixl 6423