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-assembler-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/macro-assembler-aarch32.h" 44 45#define BUF_SIZE (4096) 46 47namespace vixl { 48namespace aarch32 { 49 50// List of instruction mnemonics. 51#define FOREACH_INSTRUCTION(M) \ 52 M(clz) \ 53 M(rbit) \ 54 M(rev) \ 55 M(rev16) \ 56 M(revsh) \ 57 M(rrx) \ 58 M(rrxs) 59 60 61// The following definitions are defined again in each generated test, therefore 62// we need to place them in an anomymous namespace. It expresses that they are 63// local to this file only, and the compiler is not allowed to share these types 64// across test files during template instantiation. Specifically, `Operands` has 65// various layouts across generated tests so it absolutely cannot be shared. 66 67#ifdef VIXL_INCLUDE_TARGET_T32 68namespace { 69 70// Values to be passed to the assembler to produce the instruction under test. 71struct Operands { 72 Condition cond; 73 Register rd; 74 Register rn; 75}; 76 77// This structure contains all data needed to test one specific 78// instruction. 79struct TestData { 80 // The `operands` field represents what to pass to the assembler to 81 // produce the instruction. 82 Operands operands; 83 // True if we need to generate an IT instruction for this test to be valid. 84 bool in_it_block; 85 // The condition to give the IT instruction, this will be set to "al" by 86 // default. 87 Condition it_condition; 88 // Description of the operands, used for error reporting. 89 const char* operands_description; 90 // Unique identifier, used for generating traces. 91 const char* identifier; 92}; 93 94struct TestResult { 95 size_t size; 96 const byte* encoding; 97}; 98 99// Each element of this array produce one instruction encoding. 100const TestData kTests[] = 101 {{{al, r0, r0}, false, al, "al r0 r0", "al_r0_r0"}, 102 {{al, r0, r1}, false, al, "al r0 r1", "al_r0_r1"}, 103 {{al, r0, r2}, false, al, "al r0 r2", "al_r0_r2"}, 104 {{al, r0, r3}, false, al, "al r0 r3", "al_r0_r3"}, 105 {{al, r0, r4}, false, al, "al r0 r4", "al_r0_r4"}, 106 {{al, r0, r5}, false, al, "al r0 r5", "al_r0_r5"}, 107 {{al, r0, r6}, false, al, "al r0 r6", "al_r0_r6"}, 108 {{al, r0, r7}, false, al, "al r0 r7", "al_r0_r7"}, 109 {{al, r0, r8}, false, al, "al r0 r8", "al_r0_r8"}, 110 {{al, r0, r9}, false, al, "al r0 r9", "al_r0_r9"}, 111 {{al, r0, r10}, false, al, "al r0 r10", "al_r0_r10"}, 112 {{al, r0, r11}, false, al, "al r0 r11", "al_r0_r11"}, 113 {{al, r0, r12}, false, al, "al r0 r12", "al_r0_r12"}, 114 {{al, r0, r13}, false, al, "al r0 r13", "al_r0_r13"}, 115 {{al, r0, r14}, false, al, "al r0 r14", "al_r0_r14"}, 116 {{al, r1, r0}, false, al, "al r1 r0", "al_r1_r0"}, 117 {{al, r1, r1}, false, al, "al r1 r1", "al_r1_r1"}, 118 {{al, r1, r2}, false, al, "al r1 r2", "al_r1_r2"}, 119 {{al, r1, r3}, false, al, "al r1 r3", "al_r1_r3"}, 120 {{al, r1, r4}, false, al, "al r1 r4", "al_r1_r4"}, 121 {{al, r1, r5}, false, al, "al r1 r5", "al_r1_r5"}, 122 {{al, r1, r6}, false, al, "al r1 r6", "al_r1_r6"}, 123 {{al, r1, r7}, false, al, "al r1 r7", "al_r1_r7"}, 124 {{al, r1, r8}, false, al, "al r1 r8", "al_r1_r8"}, 125 {{al, r1, r9}, false, al, "al r1 r9", "al_r1_r9"}, 126 {{al, r1, r10}, false, al, "al r1 r10", "al_r1_r10"}, 127 {{al, r1, r11}, false, al, "al r1 r11", "al_r1_r11"}, 128 {{al, r1, r12}, false, al, "al r1 r12", "al_r1_r12"}, 129 {{al, r1, r13}, false, al, "al r1 r13", "al_r1_r13"}, 130 {{al, r1, r14}, false, al, "al r1 r14", "al_r1_r14"}, 131 {{al, r2, r0}, false, al, "al r2 r0", "al_r2_r0"}, 132 {{al, r2, r1}, false, al, "al r2 r1", "al_r2_r1"}, 133 {{al, r2, r2}, false, al, "al r2 r2", "al_r2_r2"}, 134 {{al, r2, r3}, false, al, "al r2 r3", "al_r2_r3"}, 135 {{al, r2, r4}, false, al, "al r2 r4", "al_r2_r4"}, 136 {{al, r2, r5}, false, al, "al r2 r5", "al_r2_r5"}, 137 {{al, r2, r6}, false, al, "al r2 r6", "al_r2_r6"}, 138 {{al, r2, r7}, false, al, "al r2 r7", "al_r2_r7"}, 139 {{al, r2, r8}, false, al, "al r2 r8", "al_r2_r8"}, 140 {{al, r2, r9}, false, al, "al r2 r9", "al_r2_r9"}, 141 {{al, r2, r10}, false, al, "al r2 r10", "al_r2_r10"}, 142 {{al, r2, r11}, false, al, "al r2 r11", "al_r2_r11"}, 143 {{al, r2, r12}, false, al, "al r2 r12", "al_r2_r12"}, 144 {{al, r2, r13}, false, al, "al r2 r13", "al_r2_r13"}, 145 {{al, r2, r14}, false, al, "al r2 r14", "al_r2_r14"}, 146 {{al, r3, r0}, false, al, "al r3 r0", "al_r3_r0"}, 147 {{al, r3, r1}, false, al, "al r3 r1", "al_r3_r1"}, 148 {{al, r3, r2}, false, al, "al r3 r2", "al_r3_r2"}, 149 {{al, r3, r3}, false, al, "al r3 r3", "al_r3_r3"}, 150 {{al, r3, r4}, false, al, "al r3 r4", "al_r3_r4"}, 151 {{al, r3, r5}, false, al, "al r3 r5", "al_r3_r5"}, 152 {{al, r3, r6}, false, al, "al r3 r6", "al_r3_r6"}, 153 {{al, r3, r7}, false, al, "al r3 r7", "al_r3_r7"}, 154 {{al, r3, r8}, false, al, "al r3 r8", "al_r3_r8"}, 155 {{al, r3, r9}, false, al, "al r3 r9", "al_r3_r9"}, 156 {{al, r3, r10}, false, al, "al r3 r10", "al_r3_r10"}, 157 {{al, r3, r11}, false, al, "al r3 r11", "al_r3_r11"}, 158 {{al, r3, r12}, false, al, "al r3 r12", "al_r3_r12"}, 159 {{al, r3, r13}, false, al, "al r3 r13", "al_r3_r13"}, 160 {{al, r3, r14}, false, al, "al r3 r14", "al_r3_r14"}, 161 {{al, r4, r0}, false, al, "al r4 r0", "al_r4_r0"}, 162 {{al, r4, r1}, false, al, "al r4 r1", "al_r4_r1"}, 163 {{al, r4, r2}, false, al, "al r4 r2", "al_r4_r2"}, 164 {{al, r4, r3}, false, al, "al r4 r3", "al_r4_r3"}, 165 {{al, r4, r4}, false, al, "al r4 r4", "al_r4_r4"}, 166 {{al, r4, r5}, false, al, "al r4 r5", "al_r4_r5"}, 167 {{al, r4, r6}, false, al, "al r4 r6", "al_r4_r6"}, 168 {{al, r4, r7}, false, al, "al r4 r7", "al_r4_r7"}, 169 {{al, r4, r8}, false, al, "al r4 r8", "al_r4_r8"}, 170 {{al, r4, r9}, false, al, "al r4 r9", "al_r4_r9"}, 171 {{al, r4, r10}, false, al, "al r4 r10", "al_r4_r10"}, 172 {{al, r4, r11}, false, al, "al r4 r11", "al_r4_r11"}, 173 {{al, r4, r12}, false, al, "al r4 r12", "al_r4_r12"}, 174 {{al, r4, r13}, false, al, "al r4 r13", "al_r4_r13"}, 175 {{al, r4, r14}, false, al, "al r4 r14", "al_r4_r14"}, 176 {{al, r5, r0}, false, al, "al r5 r0", "al_r5_r0"}, 177 {{al, r5, r1}, false, al, "al r5 r1", "al_r5_r1"}, 178 {{al, r5, r2}, false, al, "al r5 r2", "al_r5_r2"}, 179 {{al, r5, r3}, false, al, "al r5 r3", "al_r5_r3"}, 180 {{al, r5, r4}, false, al, "al r5 r4", "al_r5_r4"}, 181 {{al, r5, r5}, false, al, "al r5 r5", "al_r5_r5"}, 182 {{al, r5, r6}, false, al, "al r5 r6", "al_r5_r6"}, 183 {{al, r5, r7}, false, al, "al r5 r7", "al_r5_r7"}, 184 {{al, r5, r8}, false, al, "al r5 r8", "al_r5_r8"}, 185 {{al, r5, r9}, false, al, "al r5 r9", "al_r5_r9"}, 186 {{al, r5, r10}, false, al, "al r5 r10", "al_r5_r10"}, 187 {{al, r5, r11}, false, al, "al r5 r11", "al_r5_r11"}, 188 {{al, r5, r12}, false, al, "al r5 r12", "al_r5_r12"}, 189 {{al, r5, r13}, false, al, "al r5 r13", "al_r5_r13"}, 190 {{al, r5, r14}, false, al, "al r5 r14", "al_r5_r14"}, 191 {{al, r6, r0}, false, al, "al r6 r0", "al_r6_r0"}, 192 {{al, r6, r1}, false, al, "al r6 r1", "al_r6_r1"}, 193 {{al, r6, r2}, false, al, "al r6 r2", "al_r6_r2"}, 194 {{al, r6, r3}, false, al, "al r6 r3", "al_r6_r3"}, 195 {{al, r6, r4}, false, al, "al r6 r4", "al_r6_r4"}, 196 {{al, r6, r5}, false, al, "al r6 r5", "al_r6_r5"}, 197 {{al, r6, r6}, false, al, "al r6 r6", "al_r6_r6"}, 198 {{al, r6, r7}, false, al, "al r6 r7", "al_r6_r7"}, 199 {{al, r6, r8}, false, al, "al r6 r8", "al_r6_r8"}, 200 {{al, r6, r9}, false, al, "al r6 r9", "al_r6_r9"}, 201 {{al, r6, r10}, false, al, "al r6 r10", "al_r6_r10"}, 202 {{al, r6, r11}, false, al, "al r6 r11", "al_r6_r11"}, 203 {{al, r6, r12}, false, al, "al r6 r12", "al_r6_r12"}, 204 {{al, r6, r13}, false, al, "al r6 r13", "al_r6_r13"}, 205 {{al, r6, r14}, false, al, "al r6 r14", "al_r6_r14"}, 206 {{al, r7, r0}, false, al, "al r7 r0", "al_r7_r0"}, 207 {{al, r7, r1}, false, al, "al r7 r1", "al_r7_r1"}, 208 {{al, r7, r2}, false, al, "al r7 r2", "al_r7_r2"}, 209 {{al, r7, r3}, false, al, "al r7 r3", "al_r7_r3"}, 210 {{al, r7, r4}, false, al, "al r7 r4", "al_r7_r4"}, 211 {{al, r7, r5}, false, al, "al r7 r5", "al_r7_r5"}, 212 {{al, r7, r6}, false, al, "al r7 r6", "al_r7_r6"}, 213 {{al, r7, r7}, false, al, "al r7 r7", "al_r7_r7"}, 214 {{al, r7, r8}, false, al, "al r7 r8", "al_r7_r8"}, 215 {{al, r7, r9}, false, al, "al r7 r9", "al_r7_r9"}, 216 {{al, r7, r10}, false, al, "al r7 r10", "al_r7_r10"}, 217 {{al, r7, r11}, false, al, "al r7 r11", "al_r7_r11"}, 218 {{al, r7, r12}, false, al, "al r7 r12", "al_r7_r12"}, 219 {{al, r7, r13}, false, al, "al r7 r13", "al_r7_r13"}, 220 {{al, r7, r14}, false, al, "al r7 r14", "al_r7_r14"}, 221 {{al, r8, r0}, false, al, "al r8 r0", "al_r8_r0"}, 222 {{al, r8, r1}, false, al, "al r8 r1", "al_r8_r1"}, 223 {{al, r8, r2}, false, al, "al r8 r2", "al_r8_r2"}, 224 {{al, r8, r3}, false, al, "al r8 r3", "al_r8_r3"}, 225 {{al, r8, r4}, false, al, "al r8 r4", "al_r8_r4"}, 226 {{al, r8, r5}, false, al, "al r8 r5", "al_r8_r5"}, 227 {{al, r8, r6}, false, al, "al r8 r6", "al_r8_r6"}, 228 {{al, r8, r7}, false, al, "al r8 r7", "al_r8_r7"}, 229 {{al, r8, r8}, false, al, "al r8 r8", "al_r8_r8"}, 230 {{al, r8, r9}, false, al, "al r8 r9", "al_r8_r9"}, 231 {{al, r8, r10}, false, al, "al r8 r10", "al_r8_r10"}, 232 {{al, r8, r11}, false, al, "al r8 r11", "al_r8_r11"}, 233 {{al, r8, r12}, false, al, "al r8 r12", "al_r8_r12"}, 234 {{al, r8, r13}, false, al, "al r8 r13", "al_r8_r13"}, 235 {{al, r8, r14}, false, al, "al r8 r14", "al_r8_r14"}, 236 {{al, r9, r0}, false, al, "al r9 r0", "al_r9_r0"}, 237 {{al, r9, r1}, false, al, "al r9 r1", "al_r9_r1"}, 238 {{al, r9, r2}, false, al, "al r9 r2", "al_r9_r2"}, 239 {{al, r9, r3}, false, al, "al r9 r3", "al_r9_r3"}, 240 {{al, r9, r4}, false, al, "al r9 r4", "al_r9_r4"}, 241 {{al, r9, r5}, false, al, "al r9 r5", "al_r9_r5"}, 242 {{al, r9, r6}, false, al, "al r9 r6", "al_r9_r6"}, 243 {{al, r9, r7}, false, al, "al r9 r7", "al_r9_r7"}, 244 {{al, r9, r8}, false, al, "al r9 r8", "al_r9_r8"}, 245 {{al, r9, r9}, false, al, "al r9 r9", "al_r9_r9"}, 246 {{al, r9, r10}, false, al, "al r9 r10", "al_r9_r10"}, 247 {{al, r9, r11}, false, al, "al r9 r11", "al_r9_r11"}, 248 {{al, r9, r12}, false, al, "al r9 r12", "al_r9_r12"}, 249 {{al, r9, r13}, false, al, "al r9 r13", "al_r9_r13"}, 250 {{al, r9, r14}, false, al, "al r9 r14", "al_r9_r14"}, 251 {{al, r10, r0}, false, al, "al r10 r0", "al_r10_r0"}, 252 {{al, r10, r1}, false, al, "al r10 r1", "al_r10_r1"}, 253 {{al, r10, r2}, false, al, "al r10 r2", "al_r10_r2"}, 254 {{al, r10, r3}, false, al, "al r10 r3", "al_r10_r3"}, 255 {{al, r10, r4}, false, al, "al r10 r4", "al_r10_r4"}, 256 {{al, r10, r5}, false, al, "al r10 r5", "al_r10_r5"}, 257 {{al, r10, r6}, false, al, "al r10 r6", "al_r10_r6"}, 258 {{al, r10, r7}, false, al, "al r10 r7", "al_r10_r7"}, 259 {{al, r10, r8}, false, al, "al r10 r8", "al_r10_r8"}, 260 {{al, r10, r9}, false, al, "al r10 r9", "al_r10_r9"}, 261 {{al, r10, r10}, false, al, "al r10 r10", "al_r10_r10"}, 262 {{al, r10, r11}, false, al, "al r10 r11", "al_r10_r11"}, 263 {{al, r10, r12}, false, al, "al r10 r12", "al_r10_r12"}, 264 {{al, r10, r13}, false, al, "al r10 r13", "al_r10_r13"}, 265 {{al, r10, r14}, false, al, "al r10 r14", "al_r10_r14"}, 266 {{al, r11, r0}, false, al, "al r11 r0", "al_r11_r0"}, 267 {{al, r11, r1}, false, al, "al r11 r1", "al_r11_r1"}, 268 {{al, r11, r2}, false, al, "al r11 r2", "al_r11_r2"}, 269 {{al, r11, r3}, false, al, "al r11 r3", "al_r11_r3"}, 270 {{al, r11, r4}, false, al, "al r11 r4", "al_r11_r4"}, 271 {{al, r11, r5}, false, al, "al r11 r5", "al_r11_r5"}, 272 {{al, r11, r6}, false, al, "al r11 r6", "al_r11_r6"}, 273 {{al, r11, r7}, false, al, "al r11 r7", "al_r11_r7"}, 274 {{al, r11, r8}, false, al, "al r11 r8", "al_r11_r8"}, 275 {{al, r11, r9}, false, al, "al r11 r9", "al_r11_r9"}, 276 {{al, r11, r10}, false, al, "al r11 r10", "al_r11_r10"}, 277 {{al, r11, r11}, false, al, "al r11 r11", "al_r11_r11"}, 278 {{al, r11, r12}, false, al, "al r11 r12", "al_r11_r12"}, 279 {{al, r11, r13}, false, al, "al r11 r13", "al_r11_r13"}, 280 {{al, r11, r14}, false, al, "al r11 r14", "al_r11_r14"}, 281 {{al, r12, r0}, false, al, "al r12 r0", "al_r12_r0"}, 282 {{al, r12, r1}, false, al, "al r12 r1", "al_r12_r1"}, 283 {{al, r12, r2}, false, al, "al r12 r2", "al_r12_r2"}, 284 {{al, r12, r3}, false, al, "al r12 r3", "al_r12_r3"}, 285 {{al, r12, r4}, false, al, "al r12 r4", "al_r12_r4"}, 286 {{al, r12, r5}, false, al, "al r12 r5", "al_r12_r5"}, 287 {{al, r12, r6}, false, al, "al r12 r6", "al_r12_r6"}, 288 {{al, r12, r7}, false, al, "al r12 r7", "al_r12_r7"}, 289 {{al, r12, r8}, false, al, "al r12 r8", "al_r12_r8"}, 290 {{al, r12, r9}, false, al, "al r12 r9", "al_r12_r9"}, 291 {{al, r12, r10}, false, al, "al r12 r10", "al_r12_r10"}, 292 {{al, r12, r11}, false, al, "al r12 r11", "al_r12_r11"}, 293 {{al, r12, r12}, false, al, "al r12 r12", "al_r12_r12"}, 294 {{al, r12, r13}, false, al, "al r12 r13", "al_r12_r13"}, 295 {{al, r12, r14}, false, al, "al r12 r14", "al_r12_r14"}, 296 {{al, r13, r0}, false, al, "al r13 r0", "al_r13_r0"}, 297 {{al, r13, r1}, false, al, "al r13 r1", "al_r13_r1"}, 298 {{al, r13, r2}, false, al, "al r13 r2", "al_r13_r2"}, 299 {{al, r13, r3}, false, al, "al r13 r3", "al_r13_r3"}, 300 {{al, r13, r4}, false, al, "al r13 r4", "al_r13_r4"}, 301 {{al, r13, r5}, false, al, "al r13 r5", "al_r13_r5"}, 302 {{al, r13, r6}, false, al, "al r13 r6", "al_r13_r6"}, 303 {{al, r13, r7}, false, al, "al r13 r7", "al_r13_r7"}, 304 {{al, r13, r8}, false, al, "al r13 r8", "al_r13_r8"}, 305 {{al, r13, r9}, false, al, "al r13 r9", "al_r13_r9"}, 306 {{al, r13, r10}, false, al, "al r13 r10", "al_r13_r10"}, 307 {{al, r13, r11}, false, al, "al r13 r11", "al_r13_r11"}, 308 {{al, r13, r12}, false, al, "al r13 r12", "al_r13_r12"}, 309 {{al, r13, r13}, false, al, "al r13 r13", "al_r13_r13"}, 310 {{al, r13, r14}, false, al, "al r13 r14", "al_r13_r14"}, 311 {{al, r14, r0}, false, al, "al r14 r0", "al_r14_r0"}, 312 {{al, r14, r1}, false, al, "al r14 r1", "al_r14_r1"}, 313 {{al, r14, r2}, false, al, "al r14 r2", "al_r14_r2"}, 314 {{al, r14, r3}, false, al, "al r14 r3", "al_r14_r3"}, 315 {{al, r14, r4}, false, al, "al r14 r4", "al_r14_r4"}, 316 {{al, r14, r5}, false, al, "al r14 r5", "al_r14_r5"}, 317 {{al, r14, r6}, false, al, "al r14 r6", "al_r14_r6"}, 318 {{al, r14, r7}, false, al, "al r14 r7", "al_r14_r7"}, 319 {{al, r14, r8}, false, al, "al r14 r8", "al_r14_r8"}, 320 {{al, r14, r9}, false, al, "al r14 r9", "al_r14_r9"}, 321 {{al, r14, r10}, false, al, "al r14 r10", "al_r14_r10"}, 322 {{al, r14, r11}, false, al, "al r14 r11", "al_r14_r11"}, 323 {{al, r14, r12}, false, al, "al r14 r12", "al_r14_r12"}, 324 {{al, r14, r13}, false, al, "al r14 r13", "al_r14_r13"}, 325 {{al, r14, r14}, false, al, "al r14 r14", "al_r14_r14"}}; 326 327// These headers each contain an array of `TestResult` with the reference output 328// values. The reference arrays are names `kReference{mnemonic}`. 329#include "aarch32/traces/assembler-cond-rd-rn-clz-t32.h" 330#include "aarch32/traces/assembler-cond-rd-rn-rbit-t32.h" 331#include "aarch32/traces/assembler-cond-rd-rn-rev-t32.h" 332#include "aarch32/traces/assembler-cond-rd-rn-rev16-t32.h" 333#include "aarch32/traces/assembler-cond-rd-rn-revsh-t32.h" 334#include "aarch32/traces/assembler-cond-rd-rn-rrx-t32.h" 335#include "aarch32/traces/assembler-cond-rd-rn-rrxs-t32.h" 336 337 338// The maximum number of errors to report in detail for each test. 339const unsigned kErrorReportLimit = 8; 340 341typedef void (MacroAssembler::*Fn)(Condition cond, Register rd, Register rn); 342 343void TestHelper(Fn instruction, 344 const char* mnemonic, 345 const TestResult reference[]) { 346 unsigned total_error_count = 0; 347 MacroAssembler masm(BUF_SIZE); 348 349 masm.UseT32(); 350 351 for (unsigned i = 0; i < ARRAY_SIZE(kTests); i++) { 352 // Values to pass to the macro-assembler. 353 Condition cond = kTests[i].operands.cond; 354 Register rd = kTests[i].operands.rd; 355 Register rn = kTests[i].operands.rn; 356 357 int32_t start = masm.GetCursorOffset(); 358 { 359 // We never generate more that 4 bytes, as IT instructions are only 360 // allowed for narrow encodings. 361 ExactAssemblyScope scope(&masm, 4, ExactAssemblyScope::kMaximumSize); 362 if (kTests[i].in_it_block) { 363 masm.it(kTests[i].it_condition); 364 } 365 (masm.*instruction)(cond, rd, rn); 366 } 367 int32_t end = masm.GetCursorOffset(); 368 369 const byte* result_ptr = 370 masm.GetBuffer()->GetOffsetAddress<const byte*>(start); 371 VIXL_ASSERT(start < end); 372 uint32_t result_size = end - start; 373 374 if (Test::generate_test_trace()) { 375 // Print the result bytes. 376 printf("const byte kInstruction_%s_%s[] = {\n", 377 mnemonic, 378 kTests[i].identifier); 379 for (uint32_t j = 0; j < result_size; j++) { 380 if (j == 0) { 381 printf(" 0x%02" PRIx8, result_ptr[j]); 382 } else { 383 printf(", 0x%02" PRIx8, result_ptr[j]); 384 } 385 } 386 // This comment is meant to be used by external tools to validate 387 // the encoding. We can parse the comment to figure out what 388 // instruction this corresponds to. 389 if (kTests[i].in_it_block) { 390 printf(" // It %s; %s %s\n};\n", 391 kTests[i].it_condition.GetName(), 392 mnemonic, 393 kTests[i].operands_description); 394 } else { 395 printf(" // %s %s\n};\n", mnemonic, kTests[i].operands_description); 396 } 397 } else { 398 // Check we've emitted the exact same encoding as present in the 399 // trace file. Only print up to `kErrorReportLimit` errors. 400 if (((result_size != reference[i].size) || 401 (memcmp(result_ptr, reference[i].encoding, reference[i].size) != 402 0)) && 403 (++total_error_count <= kErrorReportLimit)) { 404 printf("Error when testing \"%s\" with operands \"%s\":\n", 405 mnemonic, 406 kTests[i].operands_description); 407 printf(" Expected: "); 408 for (uint32_t j = 0; j < reference[i].size; j++) { 409 if (j == 0) { 410 printf("0x%02" PRIx8, reference[i].encoding[j]); 411 } else { 412 printf(", 0x%02" PRIx8, reference[i].encoding[j]); 413 } 414 } 415 printf("\n"); 416 printf(" Found: "); 417 for (uint32_t j = 0; j < result_size; j++) { 418 if (j == 0) { 419 printf("0x%02" PRIx8, result_ptr[j]); 420 } else { 421 printf(", 0x%02" PRIx8, result_ptr[j]); 422 } 423 } 424 printf("\n"); 425 } 426 } 427 } 428 429 masm.FinalizeCode(); 430 431 if (Test::generate_test_trace()) { 432 // Finalize the trace file by writing the final `TestResult` array 433 // which links all generated instruction encodings. 434 printf("const TestResult kReference%s[] = {\n", mnemonic); 435 for (unsigned i = 0; i < ARRAY_SIZE(kTests); i++) { 436 printf(" {\n"); 437 printf(" ARRAY_SIZE(kInstruction_%s_%s),\n", 438 mnemonic, 439 kTests[i].identifier); 440 printf(" kInstruction_%s_%s,\n", mnemonic, kTests[i].identifier); 441 printf(" },\n"); 442 } 443 printf("};\n"); 444 } else { 445 if (total_error_count > kErrorReportLimit) { 446 printf("%u other errors follow.\n", 447 total_error_count - kErrorReportLimit); 448 } 449 // Crash if the test failed. 450 VIXL_CHECK(total_error_count == 0); 451 } 452} 453 454// Instantiate tests for each instruction in the list. 455#define TEST(mnemonic) \ 456 void Test_##mnemonic() { \ 457 TestHelper(&MacroAssembler::mnemonic, #mnemonic, kReference##mnemonic); \ 458 } \ 459 Test test_##mnemonic("AARCH32_ASSEMBLER_COND_RD_RN_" #mnemonic "_T32", \ 460 &Test_##mnemonic); 461FOREACH_INSTRUCTION(TEST) 462#undef TEST 463 464} // namespace 465#endif 466 467} // namespace aarch32 468} // namespace vixl 469