assembler_thumb2_test.cc revision 851df20225593b10e698a760ac3cd5243620700b
1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include "assembler_thumb2.h" 18 19#include "base/stl_util.h" 20#include "utils/assembler_test.h" 21 22namespace art { 23 24class AssemblerThumb2Test : public AssemblerTest<arm::Thumb2Assembler, 25 arm::Register, arm::SRegister, 26 uint32_t> { 27 protected: 28 std::string GetArchitectureString() OVERRIDE { 29 return "arm"; 30 } 31 32 std::string GetAssemblerParameters() OVERRIDE { 33 return " -mthumb"; 34 } 35 36 std::string GetDisassembleParameters() OVERRIDE { 37 return " -D -bbinary -marm --no-show-raw-insn"; 38 } 39 40 void SetUpHelpers() OVERRIDE { 41 if (registers_.size() == 0) { 42 registers_.insert(end(registers_), 43 { // NOLINT(whitespace/braces) 44 new arm::Register(arm::R0), 45 new arm::Register(arm::R1), 46 new arm::Register(arm::R2), 47 new arm::Register(arm::R3), 48 new arm::Register(arm::R4), 49 new arm::Register(arm::R5), 50 new arm::Register(arm::R6), 51 new arm::Register(arm::R7), 52 new arm::Register(arm::R8), 53 new arm::Register(arm::R9), 54 new arm::Register(arm::R10), 55 new arm::Register(arm::R11), 56 new arm::Register(arm::R12), 57 new arm::Register(arm::R13), 58 new arm::Register(arm::R14), 59 new arm::Register(arm::R15) 60 }); 61 } 62 } 63 64 void TearDown() OVERRIDE { 65 AssemblerTest::TearDown(); 66 STLDeleteElements(®isters_); 67 } 68 69 std::vector<arm::Register*> GetRegisters() OVERRIDE { 70 return registers_; 71 } 72 73 uint32_t CreateImmediate(int64_t imm_value) OVERRIDE { 74 return imm_value; 75 } 76 77 private: 78 std::vector<arm::Register*> registers_; 79}; 80 81 82TEST_F(AssemblerThumb2Test, Toolchain) { 83 EXPECT_TRUE(CheckTools()); 84} 85 86 87TEST_F(AssemblerThumb2Test, Sbfx) { 88 GetAssembler()->sbfx(arm::R0, arm::R1, 0, 1); 89 GetAssembler()->sbfx(arm::R0, arm::R1, 0, 8); 90 GetAssembler()->sbfx(arm::R0, arm::R1, 0, 16); 91 GetAssembler()->sbfx(arm::R0, arm::R1, 0, 32); 92 93 GetAssembler()->sbfx(arm::R0, arm::R1, 8, 1); 94 GetAssembler()->sbfx(arm::R0, arm::R1, 8, 8); 95 GetAssembler()->sbfx(arm::R0, arm::R1, 8, 16); 96 GetAssembler()->sbfx(arm::R0, arm::R1, 8, 24); 97 98 GetAssembler()->sbfx(arm::R0, arm::R1, 16, 1); 99 GetAssembler()->sbfx(arm::R0, arm::R1, 16, 8); 100 GetAssembler()->sbfx(arm::R0, arm::R1, 16, 16); 101 102 GetAssembler()->sbfx(arm::R0, arm::R1, 31, 1); 103 104 const char* expected = 105 "sbfx r0, r1, #0, #1\n" 106 "sbfx r0, r1, #0, #8\n" 107 "sbfx r0, r1, #0, #16\n" 108 "sbfx r0, r1, #0, #32\n" 109 110 "sbfx r0, r1, #8, #1\n" 111 "sbfx r0, r1, #8, #8\n" 112 "sbfx r0, r1, #8, #16\n" 113 "sbfx r0, r1, #8, #24\n" 114 115 "sbfx r0, r1, #16, #1\n" 116 "sbfx r0, r1, #16, #8\n" 117 "sbfx r0, r1, #16, #16\n" 118 119 "sbfx r0, r1, #31, #1\n"; 120 DriverStr(expected, "sbfx"); 121} 122 123} // namespace art 124