1// Copyright 2016, VIXL authors 2// All rights reserved. 3// 4// Redistribution and use in source and binary forms, with or without 5// modification, are permitted provided that the following conditions are met: 6// 7// * Redistributions of source code must retain the above copyright notice, 8// this list of conditions and the following disclaimer. 9// * Redistributions in binary form must reproduce the above copyright notice, 10// this list of conditions and the following disclaimer in the documentation 11// and/or other materials provided with the distribution. 12// * Neither the name of ARM Limited nor the names of its contributors may be 13// used to endorse or promote products derived from this software without 14// specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND 17// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 20// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 23// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 27 28// ----------------------------------------------------------------------------- 29// This file is auto generated from the 30// test/aarch32/config/template-simulator-aarch32.cc.in template file using 31// tools/generate_tests.py. 32// 33// PLEASE DO NOT EDIT. 34// ----------------------------------------------------------------------------- 35 36 37#include "test-runner.h" 38 39#include "test-utils.h" 40#include "test-utils-aarch32.h" 41 42#include "aarch32/assembler-aarch32.h" 43#include "aarch32/disasm-aarch32.h" 44#include "aarch32/macro-assembler-aarch32.h" 45 46#define __ masm. 47#define BUF_SIZE (4096) 48 49#ifdef VIXL_INCLUDE_SIMULATOR_AARCH32 50// Run tests with the simulator. 51 52#define SETUP() MacroAssembler masm(BUF_SIZE) 53 54#define START() masm.GetBuffer()->Reset() 55 56#define END() \ 57 __ Hlt(0); \ 58 __ FinalizeCode(); 59 60// TODO: Run the tests in the simulator. 61#define RUN() 62 63#else // ifdef VIXL_INCLUDE_SIMULATOR_AARCH32. 64 65#define SETUP() \ 66 MacroAssembler masm(BUF_SIZE); \ 67 UseScratchRegisterScope harness_scratch; 68 69#define START() \ 70 harness_scratch.Open(&masm); \ 71 harness_scratch.ExcludeAll(); \ 72 masm.GetBuffer()->Reset(); \ 73 __ Push(r4); \ 74 __ Push(r5); \ 75 __ Push(r6); \ 76 __ Push(r7); \ 77 __ Push(r8); \ 78 __ Push(r9); \ 79 __ Push(r10); \ 80 __ Push(r11); \ 81 __ Push(lr); \ 82 harness_scratch.Include(ip); 83 84#define END() \ 85 harness_scratch.Exclude(ip); \ 86 __ Pop(lr); \ 87 __ Pop(r11); \ 88 __ Pop(r10); \ 89 __ Pop(r9); \ 90 __ Pop(r8); \ 91 __ Pop(r7); \ 92 __ Pop(r6); \ 93 __ Pop(r5); \ 94 __ Pop(r4); \ 95 __ Bx(lr); \ 96 __ FinalizeCode(); \ 97 harness_scratch.Close(); 98 99#define RUN() \ 100 { \ 101 int pcs_offset = masm.IsUsingT32() ? 1 : 0; \ 102 masm.GetBuffer()->SetExecutable(); \ 103 ExecuteMemory(masm.GetBuffer()->GetStartAddress<byte*>(), \ 104 masm.GetSizeOfCodeGenerated(), \ 105 pcs_offset); \ 106 masm.GetBuffer()->SetWritable(); \ 107 } 108 109#endif // ifdef VIXL_INCLUDE_SIMULATOR_AARCH32 110 111namespace vixl { 112namespace aarch32 { 113 114// List of instruction encodings: 115#define FOREACH_INSTRUCTION(M) \ 116 M(Crc32b) \ 117 M(Crc32cb) \ 118 M(Crc32ch) \ 119 M(Crc32cw) \ 120 M(Crc32h) \ 121 M(Crc32w) 122 123 124// The following definitions are defined again in each generated test, therefore 125// we need to place them in an anomymous namespace. It expresses that they are 126// local to this file only, and the compiler is not allowed to share these types 127// across test files during template instantiation. Specifically, `Operands` and 128// `Inputs` have various layouts across generated tests so they absolutely 129// cannot be shared. 130 131#ifdef VIXL_INCLUDE_TARGET_A32 132namespace { 133 134// Values to be passed to the assembler to produce the instruction under test. 135struct Operands { 136 Register rd; 137 Register rn; 138 Register rm; 139}; 140 141// Input data to feed to the instruction. 142struct Inputs { 143 uint32_t rd; 144 uint32_t rn; 145 uint32_t rm; 146}; 147 148// This structure contains all input data needed to test one specific encoding. 149// It used to generate a loop over an instruction. 150struct TestLoopData { 151 // The `operands` fields represents the values to pass to the assembler to 152 // produce the instruction. 153 Operands operands; 154 // Description of the operands, used for error reporting. 155 const char* operands_description; 156 // Unique identifier, used for generating traces. 157 const char* identifier; 158 // Array of values to be fed to the instruction. 159 size_t input_size; 160 const Inputs* inputs; 161}; 162 163static const Inputs kRnIsRm[] = { 164 {0xffffffe0, 0x00007fff, 0x00007fff}, {0xaaaaaaaa, 0x00007fff, 0x00007fff}, 165 {0xffffff82, 0x7ffffffe, 0x7ffffffe}, {0x7ffffffd, 0x33333333, 0x33333333}, 166 {0x00007ffd, 0x00000002, 0x00000002}, {0xffffff80, 0xfffffffd, 0xfffffffd}, 167 {0xffffff82, 0x33333333, 0x33333333}, {0xcccccccc, 0xffff8002, 0xffff8002}, 168 {0x55555555, 0xffffffe0, 0xffffffe0}, {0x00007fff, 0xffffffff, 0xffffffff}, 169 {0x55555555, 0x33333333, 0x33333333}, {0x7ffffffd, 0xffff8002, 0xffff8002}, 170 {0x00000020, 0xffffff83, 0xffffff83}, {0x0000007e, 0x00007fff, 0x00007fff}, 171 {0xfffffffe, 0xffffff82, 0xffffff82}, {0xffffff82, 0x00007fff, 0x00007fff}, 172 {0xffffff82, 0xfffffffd, 0xfffffffd}, {0x80000000, 0x7fffffff, 0x7fffffff}, 173 {0x55555555, 0x00000002, 0x00000002}, {0xfffffffe, 0xffffff80, 0xffffff80}, 174 {0xfffffffe, 0x00000002, 0x00000002}, {0xfffffffe, 0x00000020, 0x00000020}, 175 {0xfffffffe, 0x00007ffd, 0x00007ffd}, {0x0000007f, 0x33333333, 0x33333333}, 176 {0xfffffffd, 0xfffffffe, 0xfffffffe}, {0x80000001, 0x7ffffffd, 0x7ffffffd}, 177 {0x7ffffffe, 0xffffff83, 0xffffff83}, {0xffffffe0, 0x00000002, 0x00000002}, 178 {0x00007ffe, 0xffffff83, 0xffffff83}, {0xffffff82, 0xffffff80, 0xffffff80}, 179 {0x0000007e, 0x33333333, 0x33333333}, {0xffff8001, 0xfffffffe, 0xfffffffe}, 180 {0xfffffffe, 0xffffff81, 0xffffff81}, {0x00000001, 0xffffff83, 0xffffff83}, 181 {0xfffffffe, 0xaaaaaaaa, 0xaaaaaaaa}, {0xcccccccc, 0xffffff80, 0xffffff80}, 182 {0xffffff83, 0x0000007f, 0x0000007f}, {0x00007ffd, 0x00000020, 0x00000020}, 183 {0x0000007d, 0xfffffffd, 0xfffffffd}, {0x7ffffffe, 0xaaaaaaaa, 0xaaaaaaaa}, 184 {0xffffff83, 0x00000001, 0x00000001}, {0x0000007d, 0xffff8000, 0xffff8000}, 185 {0xffffffe0, 0x00000020, 0x00000020}, {0xffff8003, 0xffffff80, 0xffffff80}, 186 {0x00000000, 0xaaaaaaaa, 0xaaaaaaaa}, {0x00007fff, 0x00000020, 0x00000020}, 187 {0x80000000, 0x0000007d, 0x0000007d}, {0xffffff81, 0x0000007e, 0x0000007e}, 188 {0xcccccccc, 0x00000020, 0x00000020}, {0xffffff81, 0x33333333, 0x33333333}, 189 {0xffff8002, 0xffffffe0, 0xffffffe0}, {0xffffffe0, 0x00007ffe, 0x00007ffe}, 190 {0xffff8002, 0xaaaaaaaa, 0xaaaaaaaa}, {0xffff8001, 0x00007ffe, 0x00007ffe}, 191 {0x80000000, 0xcccccccc, 0xcccccccc}, {0x7ffffffd, 0x00000002, 0x00000002}, 192 {0xcccccccc, 0x0000007f, 0x0000007f}, {0x7ffffffe, 0xffffff82, 0xffffff82}, 193 {0x00000001, 0x0000007e, 0x0000007e}, {0x00007ffd, 0x00007ffe, 0x00007ffe}, 194 {0x7ffffffd, 0xfffffffe, 0xfffffffe}, {0x00000001, 0x80000001, 0x80000001}, 195 {0x00007ffe, 0x7fffffff, 0x7fffffff}, {0xffff8001, 0xffff8002, 0xffff8002}, 196 {0x00000001, 0xffff8003, 0xffff8003}, {0x00000002, 0xfffffffe, 0xfffffffe}, 197 {0x00000002, 0x00007ffd, 0x00007ffd}, {0x7ffffffe, 0xfffffffd, 0xfffffffd}, 198 {0xffff8001, 0x7ffffffd, 0x7ffffffd}, {0x7ffffffd, 0x55555555, 0x55555555}, 199 {0x80000000, 0xffffff80, 0xffffff80}, {0xffff8002, 0xffff8003, 0xffff8003}, 200 {0xffffffff, 0x00000020, 0x00000020}, {0xfffffffe, 0x00000001, 0x00000001}, 201 {0x00007fff, 0x00007fff, 0x00007fff}, {0x00000000, 0xffffff83, 0xffffff83}, 202 {0x33333333, 0xaaaaaaaa, 0xaaaaaaaa}, {0x0000007d, 0x7ffffffe, 0x7ffffffe}, 203 {0xffff8003, 0xffff8001, 0xffff8001}, {0xfffffffd, 0xcccccccc, 0xcccccccc}, 204 {0x80000000, 0x80000001, 0x80000001}, {0xffff8002, 0x00000002, 0x00000002}, 205 {0xfffffffd, 0xffffffe0, 0xffffffe0}, {0xffffffe0, 0xffffff82, 0xffffff82}, 206 {0x33333333, 0x00007ffe, 0x00007ffe}, {0xffff8002, 0xffffff80, 0xffffff80}, 207 {0xffffff81, 0x80000000, 0x80000000}, {0x00000000, 0x80000000, 0x80000000}, 208 {0x00000000, 0xcccccccc, 0xcccccccc}, {0x00000020, 0xffffffe0, 0xffffffe0}, 209 {0x00007ffe, 0xffffffe0, 0xffffffe0}, {0xffffff81, 0xfffffffe, 0xfffffffe}, 210 {0x00000002, 0x00007ffe, 0x00007ffe}, {0xffff8000, 0x7fffffff, 0x7fffffff}, 211 {0x00000002, 0x55555555, 0x55555555}, {0xffff8000, 0x55555555, 0x55555555}, 212 {0xffff8001, 0x00000020, 0x00000020}, {0xffffffff, 0x55555555, 0x55555555}, 213 {0x33333333, 0x00000020, 0x00000020}, {0xfffffffd, 0x7fffffff, 0x7fffffff}, 214 {0x7ffffffd, 0x7fffffff, 0x7fffffff}, {0xaaaaaaaa, 0xffffff81, 0xffffff81}, 215 {0x00007ffd, 0x80000001, 0x80000001}, {0x7ffffffe, 0xffffffff, 0xffffffff}, 216 {0x00007ffe, 0x7ffffffe, 0x7ffffffe}, {0xffff8001, 0x55555555, 0x55555555}, 217 {0xffffff80, 0xfffffffe, 0xfffffffe}, {0x0000007e, 0x7ffffffd, 0x7ffffffd}, 218 {0x00000000, 0x00007ffd, 0x00007ffd}, {0x00000020, 0x80000001, 0x80000001}, 219 {0xffffff83, 0xffffffe0, 0xffffffe0}, {0x55555555, 0xffff8000, 0xffff8000}, 220 {0x33333333, 0xffff8002, 0xffff8002}, {0x7ffffffd, 0x0000007f, 0x0000007f}, 221 {0x00000002, 0xffffff82, 0xffffff82}, {0xfffffffe, 0xcccccccc, 0xcccccccc}, 222 {0x33333333, 0xffffff82, 0xffffff82}, {0x7ffffffd, 0x00007ffd, 0x00007ffd}, 223 {0x00000002, 0xffffff80, 0xffffff80}, {0xffff8001, 0x00000000, 0x00000000}, 224 {0x7ffffffe, 0x0000007d, 0x0000007d}, {0x00000001, 0x00000020, 0x00000020}, 225 {0xaaaaaaaa, 0xffffff82, 0xffffff82}, {0x00000001, 0xfffffffd, 0xfffffffd}, 226 {0x80000001, 0xfffffffe, 0xfffffffe}, {0xffffff80, 0x80000000, 0x80000000}, 227 {0x80000000, 0xffffffff, 0xffffffff}, {0x00000001, 0x00000001, 0x00000001}, 228 {0x80000001, 0xffff8003, 0xffff8003}, {0xffffffff, 0xffffff83, 0xffffff83}, 229 {0x00007ffe, 0x00007ffe, 0x00007ffe}, {0x7ffffffd, 0xcccccccc, 0xcccccccc}, 230 {0xffff8003, 0xcccccccc, 0xcccccccc}, {0xcccccccc, 0x00007fff, 0x00007fff}, 231 {0x00000002, 0x7ffffffd, 0x7ffffffd}, {0x00000002, 0xffff8002, 0xffff8002}, 232 {0xffffff80, 0x33333333, 0x33333333}, {0x55555555, 0xffffff82, 0xffffff82}, 233 {0x7fffffff, 0x00007fff, 0x00007fff}, {0x33333333, 0x00000001, 0x00000001}, 234 {0x33333333, 0xffffffe0, 0xffffffe0}, {0xffffff83, 0x0000007e, 0x0000007e}, 235 {0x00000002, 0xffff8001, 0xffff8001}, {0xcccccccc, 0xffffffe0, 0xffffffe0}, 236 {0xffff8000, 0x7ffffffe, 0x7ffffffe}, {0x00007ffe, 0xffffff81, 0xffffff81}, 237 {0x7ffffffd, 0xffffffe0, 0xffffffe0}, {0x00007fff, 0xffffff81, 0xffffff81}, 238 {0xffffffff, 0x00007ffd, 0x00007ffd}, {0x00007fff, 0x80000001, 0x80000001}, 239 {0xffffffff, 0xcccccccc, 0xcccccccc}, {0x00007ffd, 0x0000007d, 0x0000007d}, 240 {0x0000007e, 0x00000000, 0x00000000}, {0x0000007f, 0x7ffffffe, 0x7ffffffe}, 241 {0x00000020, 0xffffff82, 0xffffff82}, {0xcccccccc, 0x80000001, 0x80000001}, 242 {0xffff8002, 0x00007ffd, 0x00007ffd}, {0xffff8000, 0x00000001, 0x00000001}, 243 {0xffffff83, 0xffffff83, 0xffffff83}, {0x00000002, 0xffffffe0, 0xffffffe0}, 244 {0xfffffffe, 0xffff8000, 0xffff8000}, {0x7ffffffe, 0xffffff80, 0xffffff80}, 245 {0x0000007f, 0xffffff81, 0xffffff81}, {0xffffffff, 0x0000007f, 0x0000007f}, 246 {0x7ffffffe, 0x0000007e, 0x0000007e}, {0x80000000, 0xfffffffd, 0xfffffffd}, 247 {0x33333333, 0x0000007d, 0x0000007d}, {0x80000001, 0xcccccccc, 0xcccccccc}, 248 {0xaaaaaaaa, 0x7ffffffd, 0x7ffffffd}, {0x7fffffff, 0x0000007f, 0x0000007f}, 249 {0x0000007e, 0xffff8001, 0xffff8001}, {0x0000007d, 0xaaaaaaaa, 0xaaaaaaaa}, 250 {0xffffff82, 0x55555555, 0x55555555}, {0x55555555, 0xffffff81, 0xffffff81}, 251 {0xcccccccc, 0xffffff82, 0xffffff82}, {0x0000007d, 0x0000007d, 0x0000007d}, 252 {0xfffffffd, 0xfffffffd, 0xfffffffd}, {0xffffff82, 0xffff8002, 0xffff8002}, 253 {0xffffffe0, 0x00000001, 0x00000001}, {0x0000007d, 0x00007ffe, 0x00007ffe}, 254 {0xfffffffe, 0xffff8003, 0xffff8003}, {0x00000001, 0xffff8001, 0xffff8001}, 255 {0xffff8003, 0x00007ffe, 0x00007ffe}, {0x7ffffffd, 0x00000020, 0x00000020}, 256 {0xfffffffd, 0x00007ffe, 0x00007ffe}, {0x7fffffff, 0xfffffffd, 0xfffffffd}, 257 {0x7fffffff, 0xffff8001, 0xffff8001}, {0xffff8003, 0xffffffff, 0xffffffff}, 258 {0x0000007d, 0x33333333, 0x33333333}, {0xffffffff, 0x00000000, 0x00000000}, 259 {0xffffffe0, 0xffffff81, 0xffffff81}, {0xffffffe0, 0xffffffff, 0xffffffff}, 260 {0x00007ffd, 0x00007ffd, 0x00007ffd}, {0x00000002, 0x33333333, 0x33333333}, 261 {0x0000007f, 0x00000002, 0x00000002}, {0xffff8000, 0x0000007e, 0x0000007e}, 262 {0x80000000, 0x00007fff, 0x00007fff}, {0xffff8000, 0xfffffffd, 0xfffffffd}, 263 {0xffff8002, 0xcccccccc, 0xcccccccc}, {0xffff8003, 0xffffff82, 0xffffff82}}; 264 265static const Inputs kRnIsNotRm[] = { 266 {0x00007ffe, 0x00007ffe, 0x80000000}, {0x80000001, 0xcccccccc, 0x00000001}, 267 {0x0000007d, 0x00000020, 0xcccccccc}, {0x7ffffffd, 0x55555555, 0x0000007f}, 268 {0x00000020, 0xffff8001, 0x80000001}, {0xffffffe0, 0xffffff81, 0xffffff83}, 269 {0x00000002, 0xffffff80, 0xaaaaaaaa}, {0x00000002, 0x00000001, 0x0000007d}, 270 {0xffffff83, 0x00007ffd, 0x00000002}, {0xffff8000, 0x00000020, 0x55555555}, 271 {0x00007ffd, 0x0000007f, 0x7ffffffd}, {0xfffffffd, 0x80000000, 0x00000000}, 272 {0x0000007f, 0x33333333, 0x7fffffff}, {0x00000000, 0x33333333, 0x55555555}, 273 {0xffffff81, 0x00007fff, 0xaaaaaaaa}, {0x33333333, 0x00000000, 0x7ffffffe}, 274 {0xfffffffe, 0x00000001, 0xffffffff}, {0xaaaaaaaa, 0xffffffe0, 0xffffff80}, 275 {0x33333333, 0xffffffe0, 0x7fffffff}, {0x55555555, 0x7ffffffd, 0xffffff81}, 276 {0xaaaaaaaa, 0xffffffe0, 0x0000007f}, {0x00007fff, 0xfffffffd, 0xcccccccc}, 277 {0x7fffffff, 0xffff8002, 0x00000001}, {0x0000007d, 0x00000002, 0x7fffffff}, 278 {0x00000002, 0x55555555, 0x00007ffe}, {0x00007ffd, 0x0000007d, 0xfffffffe}, 279 {0x7ffffffd, 0x55555555, 0xffffff83}, {0x7ffffffe, 0x80000001, 0x00000001}, 280 {0xfffffffd, 0x80000001, 0x80000000}, {0xffff8002, 0x00000000, 0x80000001}, 281 {0x0000007d, 0x00000020, 0x0000007e}, {0x00000020, 0x0000007f, 0x80000001}, 282 {0x7ffffffe, 0x80000001, 0xffff8002}, {0xffffff81, 0xffffff80, 0xffffff81}, 283 {0x7ffffffe, 0xffffff80, 0x0000007d}, {0x00007ffd, 0x00000000, 0x55555555}, 284 {0xcccccccc, 0xcccccccc, 0x7ffffffe}, {0xffff8002, 0x00000001, 0xffff8000}, 285 {0x00007ffe, 0x0000007d, 0xffffffe0}, {0x00007ffd, 0x7ffffffe, 0xffffffe0}, 286 {0x80000001, 0x7ffffffe, 0xffff8001}, {0x55555555, 0xffffff80, 0xffff8003}, 287 {0xfffffffd, 0xffff8002, 0x55555555}, {0x33333333, 0xffff8000, 0xffff8003}, 288 {0x7ffffffd, 0xffff8002, 0x0000007e}, {0x7fffffff, 0xffffff80, 0xfffffffd}, 289 {0xffff8002, 0x00000001, 0xaaaaaaaa}, {0xffffff83, 0xffff8001, 0x33333333}, 290 {0x00000000, 0xfffffffe, 0x0000007e}, {0x80000000, 0xffffffe0, 0x0000007d}, 291 {0xffff8000, 0x33333333, 0x00000002}, {0xfffffffe, 0x00000002, 0xffffffe0}, 292 {0x00007ffd, 0x0000007e, 0x7ffffffe}, {0xffffff81, 0xffffffff, 0x00000000}, 293 {0x0000007e, 0x7ffffffe, 0x33333333}, {0x00000002, 0x80000001, 0xffffff80}, 294 {0x7ffffffd, 0xffffff82, 0x7ffffffe}, {0xffffff81, 0x0000007e, 0xffffff81}, 295 {0xffff8002, 0x00007fff, 0x0000007f}, {0xcccccccc, 0xcccccccc, 0x0000007d}, 296 {0x7ffffffd, 0xffffff80, 0x00007ffe}, {0x55555555, 0x55555555, 0xfffffffe}, 297 {0x00000001, 0x00000020, 0x00000001}, {0x0000007f, 0x7ffffffd, 0x80000001}, 298 {0x55555555, 0xaaaaaaaa, 0xfffffffd}, {0x00000020, 0x00007fff, 0xffffff81}, 299 {0xffffff80, 0x33333333, 0xffffff81}, {0x00000000, 0xffff8001, 0xffffff83}, 300 {0x0000007e, 0x33333333, 0x7ffffffd}, {0xaaaaaaaa, 0x55555555, 0xffffffff}, 301 {0xfffffffd, 0xffff8000, 0x00000000}, {0xffff8000, 0xfffffffe, 0x7fffffff}, 302 {0xffff8001, 0xcccccccc, 0x33333333}, {0x00007ffd, 0xffff8001, 0x0000007f}, 303 {0xffffff83, 0x7ffffffd, 0x7fffffff}, {0xffffff81, 0xffffffe0, 0x00007fff}, 304 {0xffffffff, 0x00000002, 0xffffff82}, {0xffff8001, 0xffffff81, 0x55555555}, 305 {0x00007fff, 0xffffff83, 0x00007ffe}, {0x00007fff, 0xcccccccc, 0x00000020}, 306 {0x7fffffff, 0x7ffffffd, 0xffff8000}, {0x0000007f, 0x80000000, 0x7ffffffd}, 307 {0x0000007e, 0x0000007e, 0x0000007d}, {0xfffffffe, 0x00000020, 0xffffff80}, 308 {0x00007ffd, 0x00007ffe, 0xffffff82}, {0x00000020, 0x80000000, 0x0000007e}, 309 {0x00000020, 0x00000002, 0xffffffff}, {0x00007fff, 0xffff8000, 0x00007fff}, 310 {0xcccccccc, 0x7ffffffd, 0x80000000}, {0xffffff80, 0x00000002, 0xffffff81}, 311 {0xfffffffe, 0xffffff83, 0x33333333}, {0xffff8000, 0x7ffffffe, 0x55555555}, 312 {0x00007fff, 0x0000007e, 0xffffff81}, {0xaaaaaaaa, 0xcccccccc, 0xffffffe0}, 313 {0x7ffffffd, 0xffffffff, 0xffff8003}, {0xffffff81, 0xffff8002, 0xffffff82}, 314 {0x00000002, 0xffffffe0, 0x80000001}, {0x7ffffffe, 0x33333333, 0xaaaaaaaa}, 315 {0x00007fff, 0x00000020, 0xfffffffe}, {0xcccccccc, 0xfffffffe, 0x00000000}, 316 {0x7ffffffe, 0x80000001, 0xfffffffd}, {0xffffffe0, 0x00000000, 0xaaaaaaaa}, 317 {0x80000000, 0xffffff83, 0xffff8000}, {0xffffff81, 0xfffffffe, 0xffffff83}, 318 {0x80000000, 0x0000007e, 0xffff8002}, {0x80000001, 0x00000020, 0x00007ffe}, 319 {0x00000000, 0x00000020, 0x0000007e}, {0x80000001, 0xffffffff, 0x7ffffffe}, 320 {0xffffff83, 0x33333333, 0x00000001}, {0x00000020, 0xffffff80, 0xffffff81}, 321 {0xcccccccc, 0xffff8000, 0x00007ffd}, {0xffff8003, 0x00000000, 0x0000007f}, 322 {0xffff8003, 0x00000001, 0x0000007d}, {0x0000007e, 0x00000020, 0x55555555}, 323 {0xffffffff, 0xfffffffe, 0xffffff83}, {0xffffff80, 0x80000000, 0xfffffffe}, 324 {0x0000007e, 0x0000007e, 0x00000000}, {0xaaaaaaaa, 0x00000002, 0xffffffe0}, 325 {0xffff8001, 0x00007ffe, 0x00000020}, {0x7ffffffe, 0xffff8000, 0x00007ffe}, 326 {0xffffff80, 0x33333333, 0x00007fff}, {0x33333333, 0xffffff81, 0x00000001}, 327 {0x00000000, 0x33333333, 0x00000020}, {0x00007fff, 0x00000020, 0x0000007e}, 328 {0xcccccccc, 0x55555555, 0xffffffe0}, {0xffffff80, 0x0000007e, 0x33333333}, 329 {0x0000007e, 0xffff8002, 0x00000000}, {0xffffff83, 0xffffffe0, 0xfffffffd}, 330 {0x00000001, 0x0000007f, 0xffff8001}, {0xffffffff, 0x00000020, 0xcccccccc}, 331 {0x7ffffffd, 0xfffffffd, 0xffff8000}, {0xffffffff, 0x80000000, 0x00007fff}, 332 {0x00000020, 0xffffffe0, 0xfffffffd}, {0x55555555, 0xffff8002, 0x0000007f}, 333 {0xffff8002, 0x55555555, 0x0000007f}, {0xffff8003, 0xffff8000, 0x0000007d}, 334 {0x00007fff, 0x00007ffe, 0x00000000}, {0xcccccccc, 0xffffff81, 0x00007fff}, 335 {0x7ffffffd, 0xcccccccc, 0xffff8000}, {0x7ffffffe, 0xffff8001, 0x80000000}, 336 {0x0000007f, 0xffffffe0, 0x80000001}, {0xffff8000, 0x00007ffd, 0xffff8003}, 337 {0xffff8001, 0xffffff80, 0x00000001}, {0x33333333, 0x00000000, 0x80000000}, 338 {0xfffffffe, 0x7ffffffd, 0x80000001}, {0x00000000, 0xffffffe0, 0x80000001}, 339 {0xffff8002, 0x7ffffffe, 0x33333333}, {0xffffffe0, 0x0000007e, 0x00000001}, 340 {0xffffff80, 0xffffffe0, 0x00007ffe}, {0xffff8000, 0x0000007f, 0x80000001}, 341 {0xffffff80, 0xffffff80, 0xffff8002}, {0x7fffffff, 0x0000007f, 0xfffffffd}, 342 {0x00000001, 0xffffffe0, 0xffffffff}, {0x55555555, 0x0000007f, 0xffff8002}, 343 {0xffff8001, 0xfffffffd, 0x00000020}, {0x00007ffd, 0xfffffffd, 0x0000007e}, 344 {0xfffffffd, 0xffff8003, 0x55555555}, {0xfffffffe, 0xffffff80, 0x0000007f}, 345 {0x0000007f, 0x0000007f, 0xfffffffe}, {0x33333333, 0x55555555, 0xffff8003}, 346 {0x0000007d, 0x00000020, 0x55555555}, {0xffff8003, 0x33333333, 0xffffff83}, 347 {0xffffffe0, 0x00007fff, 0xffffff80}, {0x00000020, 0x00000001, 0x0000007d}, 348 {0xffffff83, 0x00007fff, 0xaaaaaaaa}, {0xfffffffd, 0xffffff83, 0x55555555}, 349 {0xffff8002, 0x00007fff, 0xffffffe0}, {0x80000001, 0xffffff82, 0x00007ffd}, 350 {0xffff8000, 0x00000002, 0xffffffe0}, {0xfffffffd, 0xffffff80, 0x7ffffffe}, 351 {0xffffffff, 0xaaaaaaaa, 0xffff8000}, {0x7ffffffd, 0x00000002, 0xffff8002}, 352 {0xffff8001, 0x00007ffe, 0xffffffff}, {0xffff8001, 0x00000001, 0x00000000}, 353 {0x80000001, 0xffffff80, 0x7ffffffd}, {0xffffff80, 0x0000007d, 0xffffff81}, 354 {0xffffff81, 0xcccccccc, 0xffffff81}, {0xaaaaaaaa, 0x00000000, 0xffffff81}, 355 {0x00000002, 0x00000020, 0xffffff81}, {0x7ffffffd, 0x7ffffffe, 0xffffff83}, 356 {0x7fffffff, 0x55555555, 0x0000007f}, {0xfffffffd, 0xffffff82, 0xfffffffd}, 357 {0x00000020, 0x00007ffd, 0xffffff81}, {0x0000007e, 0xffffff83, 0x33333333}, 358 {0xffffff83, 0x00007fff, 0x00000002}, {0xffffffe0, 0xffffff80, 0xffff8001}, 359 {0x00000000, 0x00000000, 0x00000002}, {0xfffffffd, 0x7ffffffe, 0x00000001}, 360 {0xfffffffd, 0xfffffffd, 0xffffff80}, {0xffffff83, 0x00000000, 0x00007ffe}, 361 {0xffff8002, 0xcccccccc, 0x33333333}, {0xffffff80, 0xffffff81, 0x0000007d}, 362 {0x0000007e, 0xffff8000, 0x00007ffe}, {0x0000007e, 0x80000000, 0x80000001}, 363 {0xffffff83, 0x00007fff, 0xffffffe0}, {0xcccccccc, 0x00007fff, 0xffffff80}, 364 {0x0000007f, 0x0000007e, 0xfffffffd}, {0xcccccccc, 0xffffffff, 0x00000001}, 365 {0xffffffff, 0xffff8000, 0xffffff82}, {0xfffffffe, 0x00000002, 0xffffffff}}; 366 367 368// A loop will be generated for each element of this array. 369const TestLoopData kTests[] = { 370 {{r9, r8, r8}, "r9 r8 r8", "RnIsRm_r9_r8_r8", ARRAY_SIZE(kRnIsRm), kRnIsRm}, 371 {{r6, r11, r11}, 372 "r6 r11 r11", 373 "RnIsRm_r6_r11_r11", 374 ARRAY_SIZE(kRnIsRm), 375 kRnIsRm}, 376 {{r3, r12, r12}, 377 "r3 r12 r12", 378 "RnIsRm_r3_r12_r12", 379 ARRAY_SIZE(kRnIsRm), 380 kRnIsRm}, 381 {{r14, r3, r3}, 382 "r14 r3 r3", 383 "RnIsRm_r14_r3_r3", 384 ARRAY_SIZE(kRnIsRm), 385 kRnIsRm}, 386 {{r10, r4, r4}, 387 "r10 r4 r4", 388 "RnIsRm_r10_r4_r4", 389 ARRAY_SIZE(kRnIsRm), 390 kRnIsRm}, 391 {{r6, r8, r8}, "r6 r8 r8", "RnIsRm_r6_r8_r8", ARRAY_SIZE(kRnIsRm), kRnIsRm}, 392 {{r5, r7, r7}, "r5 r7 r7", "RnIsRm_r5_r7_r7", ARRAY_SIZE(kRnIsRm), kRnIsRm}, 393 {{r6, r3, r3}, "r6 r3 r3", "RnIsRm_r6_r3_r3", ARRAY_SIZE(kRnIsRm), kRnIsRm}, 394 {{r7, r0, r0}, "r7 r0 r0", "RnIsRm_r7_r0_r0", ARRAY_SIZE(kRnIsRm), kRnIsRm}, 395 {{r2, r1, r1}, "r2 r1 r1", "RnIsRm_r2_r1_r1", ARRAY_SIZE(kRnIsRm), kRnIsRm}, 396 {{r5, r3, r14}, 397 "r5 r3 r14", 398 "RnIsNotRm_r5_r3_r14", 399 ARRAY_SIZE(kRnIsNotRm), 400 kRnIsNotRm}, 401 {{r10, r8, r3}, 402 "r10 r8 r3", 403 "RnIsNotRm_r10_r8_r3", 404 ARRAY_SIZE(kRnIsNotRm), 405 kRnIsNotRm}, 406 {{r2, r8, r11}, 407 "r2 r8 r11", 408 "RnIsNotRm_r2_r8_r11", 409 ARRAY_SIZE(kRnIsNotRm), 410 kRnIsNotRm}, 411 {{r7, r12, r7}, 412 "r7 r12 r7", 413 "RnIsNotRm_r7_r12_r7", 414 ARRAY_SIZE(kRnIsNotRm), 415 kRnIsNotRm}, 416 {{r2, r4, r10}, 417 "r2 r4 r10", 418 "RnIsNotRm_r2_r4_r10", 419 ARRAY_SIZE(kRnIsNotRm), 420 kRnIsNotRm}, 421 {{r1, r10, r8}, 422 "r1 r10 r8", 423 "RnIsNotRm_r1_r10_r8", 424 ARRAY_SIZE(kRnIsNotRm), 425 kRnIsNotRm}, 426 {{r1, r4, r2}, 427 "r1 r4 r2", 428 "RnIsNotRm_r1_r4_r2", 429 ARRAY_SIZE(kRnIsNotRm), 430 kRnIsNotRm}, 431 {{r12, r2, r12}, 432 "r12 r2 r12", 433 "RnIsNotRm_r12_r2_r12", 434 ARRAY_SIZE(kRnIsNotRm), 435 kRnIsNotRm}, 436 {{r4, r8, r5}, 437 "r4 r8 r5", 438 "RnIsNotRm_r4_r8_r5", 439 ARRAY_SIZE(kRnIsNotRm), 440 kRnIsNotRm}, 441 {{r4, r0, r9}, 442 "r4 r0 r9", 443 "RnIsNotRm_r4_r0_r9", 444 ARRAY_SIZE(kRnIsNotRm), 445 kRnIsNotRm}}; 446 447// We record all inputs to the instructions as outputs. This way, we also check 448// that what shouldn't change didn't change. 449struct TestResult { 450 size_t output_size; 451 const Inputs* outputs; 452}; 453 454// These headers each contain an array of `TestResult` with the reference output 455// values. The reference arrays are names `kReference{mnemonic}`. 456#include "aarch32/traces/simulator-rd-rn-rm-crc32b-a32.h" 457#include "aarch32/traces/simulator-rd-rn-rm-crc32cb-a32.h" 458#include "aarch32/traces/simulator-rd-rn-rm-crc32ch-a32.h" 459#include "aarch32/traces/simulator-rd-rn-rm-crc32cw-a32.h" 460#include "aarch32/traces/simulator-rd-rn-rm-crc32h-a32.h" 461#include "aarch32/traces/simulator-rd-rn-rm-crc32w-a32.h" 462 463 464// The maximum number of errors to report in detail for each test. 465const unsigned kErrorReportLimit = 8; 466 467typedef void (MacroAssembler::*Fn)(Register rd, Register rn, Register rm); 468 469void TestHelper(Fn instruction, 470 const char* mnemonic, 471 const TestResult reference[]) { 472 SETUP(); 473 masm.UseA32(); 474 START(); 475 476 // Data to compare to `reference`. 477 TestResult* results[ARRAY_SIZE(kTests)]; 478 479 // Test cases for memory bound instructions may allocate a buffer and save its 480 // address in this array. 481 byte* scratch_memory_buffers[ARRAY_SIZE(kTests)]; 482 483 // Generate a loop for each element in `kTests`. Each loop tests one specific 484 // instruction. 485 for (unsigned i = 0; i < ARRAY_SIZE(kTests); i++) { 486 // Allocate results on the heap for this test. 487 results[i] = new TestResult; 488 results[i]->outputs = new Inputs[kTests[i].input_size]; 489 results[i]->output_size = kTests[i].input_size; 490 491 size_t input_stride = sizeof(kTests[i].inputs[0]) * kTests[i].input_size; 492 VIXL_ASSERT(IsUint32(input_stride)); 493 494 scratch_memory_buffers[i] = NULL; 495 496 Label loop; 497 UseScratchRegisterScope scratch_registers(&masm); 498 // Include all registers from r0 ro r12. 499 scratch_registers.Include(RegisterList(0x1fff)); 500 501 // Values to pass to the macro-assembler. 502 Register rd = kTests[i].operands.rd; 503 Register rn = kTests[i].operands.rn; 504 Register rm = kTests[i].operands.rm; 505 scratch_registers.Exclude(rd); 506 scratch_registers.Exclude(rn); 507 scratch_registers.Exclude(rm); 508 509 // Allocate reserved registers for our own use. 510 Register input_ptr = scratch_registers.Acquire(); 511 Register input_end = scratch_registers.Acquire(); 512 Register result_ptr = scratch_registers.Acquire(); 513 514 // Initialize `input_ptr` to the first element and `input_end` the address 515 // after the array. 516 __ Mov(input_ptr, Operand::From(kTests[i].inputs)); 517 __ Add(input_end, input_ptr, static_cast<uint32_t>(input_stride)); 518 __ Mov(result_ptr, Operand::From(results[i]->outputs)); 519 __ Bind(&loop); 520 521 __ Ldr(rd, MemOperand(input_ptr, offsetof(Inputs, rd))); 522 __ Ldr(rn, MemOperand(input_ptr, offsetof(Inputs, rn))); 523 __ Ldr(rm, MemOperand(input_ptr, offsetof(Inputs, rm))); 524 525 (masm.*instruction)(rd, rn, rm); 526 527 __ Str(rd, MemOperand(result_ptr, offsetof(Inputs, rd))); 528 __ Str(rn, MemOperand(result_ptr, offsetof(Inputs, rn))); 529 __ Str(rm, MemOperand(result_ptr, offsetof(Inputs, rm))); 530 531 // Advance the result pointer. 532 __ Add(result_ptr, result_ptr, Operand::From(sizeof(kTests[i].inputs[0]))); 533 // Loop back until `input_ptr` is lower than `input_base`. 534 __ Add(input_ptr, input_ptr, Operand::From(sizeof(kTests[i].inputs[0]))); 535 __ Cmp(input_ptr, input_end); 536 __ B(ne, &loop); 537 } 538 539 END(); 540 541 RUN(); 542 543 if (Test::generate_test_trace()) { 544 // Print the results. 545 for (size_t i = 0; i < ARRAY_SIZE(kTests); i++) { 546 printf("const Inputs kOutputs_%s_%s[] = {\n", 547 mnemonic, 548 kTests[i].identifier); 549 for (size_t j = 0; j < results[i]->output_size; j++) { 550 printf(" { "); 551 printf("0x%08" PRIx32, results[i]->outputs[j].rd); 552 printf(", "); 553 printf("0x%08" PRIx32, results[i]->outputs[j].rn); 554 printf(", "); 555 printf("0x%08" PRIx32, results[i]->outputs[j].rm); 556 printf(" },\n"); 557 } 558 printf("};\n"); 559 } 560 printf("const TestResult kReference%s[] = {\n", mnemonic); 561 for (size_t i = 0; i < ARRAY_SIZE(kTests); i++) { 562 printf(" {\n"); 563 printf(" ARRAY_SIZE(kOutputs_%s_%s),\n", 564 mnemonic, 565 kTests[i].identifier); 566 printf(" kOutputs_%s_%s,\n", mnemonic, kTests[i].identifier); 567 printf(" },\n"); 568 } 569 printf("};\n"); 570 } else if (kCheckSimulatorTestResults) { 571 // Check the results. 572 unsigned total_error_count = 0; 573 for (size_t i = 0; i < ARRAY_SIZE(kTests); i++) { 574 bool instruction_has_errors = false; 575 for (size_t j = 0; j < kTests[i].input_size; j++) { 576 uint32_t rd = results[i]->outputs[j].rd; 577 uint32_t rn = results[i]->outputs[j].rn; 578 uint32_t rm = results[i]->outputs[j].rm; 579 uint32_t rd_input = kTests[i].inputs[j].rd; 580 uint32_t rn_input = kTests[i].inputs[j].rn; 581 uint32_t rm_input = kTests[i].inputs[j].rm; 582 uint32_t rd_ref = reference[i].outputs[j].rd; 583 uint32_t rn_ref = reference[i].outputs[j].rn; 584 uint32_t rm_ref = reference[i].outputs[j].rm; 585 586 if (((rd != rd_ref) || (rn != rn_ref) || (rm != rm_ref)) && 587 (++total_error_count <= kErrorReportLimit)) { 588 // Print the instruction once even if it triggered multiple failures. 589 if (!instruction_has_errors) { 590 printf("Error(s) when testing \"%s %s\":\n", 591 mnemonic, 592 kTests[i].operands_description); 593 instruction_has_errors = true; 594 } 595 // Print subsequent errors. 596 printf(" Input: "); 597 printf("0x%08" PRIx32, rd_input); 598 printf(", "); 599 printf("0x%08" PRIx32, rn_input); 600 printf(", "); 601 printf("0x%08" PRIx32, rm_input); 602 printf("\n"); 603 printf(" Expected: "); 604 printf("0x%08" PRIx32, rd_ref); 605 printf(", "); 606 printf("0x%08" PRIx32, rn_ref); 607 printf(", "); 608 printf("0x%08" PRIx32, rm_ref); 609 printf("\n"); 610 printf(" Found: "); 611 printf("0x%08" PRIx32, rd); 612 printf(", "); 613 printf("0x%08" PRIx32, rn); 614 printf(", "); 615 printf("0x%08" PRIx32, rm); 616 printf("\n\n"); 617 } 618 } 619 } 620 621 if (total_error_count > kErrorReportLimit) { 622 printf("%u other errors follow.\n", 623 total_error_count - kErrorReportLimit); 624 } 625 VIXL_CHECK(total_error_count == 0); 626 } else { 627 VIXL_WARNING("Assembled the code, but did not run anything.\n"); 628 } 629 630 for (size_t i = 0; i < ARRAY_SIZE(kTests); i++) { 631 delete[] results[i]->outputs; 632 delete results[i]; 633 delete[] scratch_memory_buffers[i]; 634 } 635} 636 637// Instantiate tests for each instruction in the list. 638// TODO: Remove this limitation by having a sandboxing mechanism. 639#if defined(VIXL_HOST_POINTER_32) 640#define TEST(mnemonic) \ 641 void Test_##mnemonic() { \ 642 TestHelper(&MacroAssembler::mnemonic, #mnemonic, kReference##mnemonic); \ 643 } \ 644 Test test_##mnemonic("AARCH32_SIMULATOR_RD_RN_RM_" #mnemonic "_A32", \ 645 &Test_##mnemonic); 646#else 647#define TEST(mnemonic) \ 648 void Test_##mnemonic() { \ 649 VIXL_WARNING("This test can only run on a 32-bit host.\n"); \ 650 USE(TestHelper); \ 651 } \ 652 Test test_##mnemonic("AARCH32_SIMULATOR_RD_RN_RM_" #mnemonic "_A32", \ 653 &Test_##mnemonic); 654#endif 655 656FOREACH_INSTRUCTION(TEST) 657#undef TEST 658 659} // namespace 660#endif 661 662} // namespace aarch32 663} // namespace vixl 664