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| 1 // Copyright 2014 the V8 project authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "src/compiler/instruction-selector-unittest.h" | |
| 6 | |
| 7 namespace v8 { | |
| 8 namespace internal { | |
| 9 namespace compiler { | |
| 10 | |
| 11 namespace { | |
| 12 | |
| 13 // Immediates (random subset). | |
| 14 static const int32_t kImmediates[] = { | |
| 15 kMinInt, -42, -1, 0, 1, 2, 3, 4, 5, | |
| 16 6, 7, 8, 16, 42, 0xff, 0xffff, 0x0f0f0f0f, kMaxInt}; | |
| 17 | |
| 18 } // namespace | |
| 19 | |
| 20 | |
| 21 TEST_F(InstructionSelectorTest, Int32AddWithParameter) { | |
| 22 StreamBuilder m(this, kMachInt32, kMachInt32, kMachInt32); | |
| 23 m.Return(m.Int32Add(m.Parameter(0), m.Parameter(1))); | |
| 24 Stream s = m.Build(); | |
| 25 ASSERT_EQ(1U, s.size()); | |
| 26 EXPECT_EQ(kIA32Add, s[0]->arch_opcode()); | |
| 27 } | |
| 28 | |
| 29 | |
| 30 TEST_F(InstructionSelectorTest, Int32AddWithImmediate) { | |
| 31 TRACED_FOREACH(int32_t, imm, kImmediates) { | |
| 32 { | |
| 33 StreamBuilder m(this, kMachInt32, kMachInt32); | |
| 34 m.Return(m.Int32Add(m.Parameter(0), m.Int32Constant(imm))); | |
| 35 Stream s = m.Build(); | |
| 36 ASSERT_EQ(1U, s.size()); | |
| 37 EXPECT_EQ(kIA32Add, s[0]->arch_opcode()); | |
| 38 ASSERT_EQ(2U, s[0]->InputCount()); | |
| 39 EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); | |
| 40 } | |
| 41 { | |
| 42 StreamBuilder m(this, kMachInt32, kMachInt32); | |
| 43 m.Return(m.Int32Add(m.Int32Constant(imm), m.Parameter(0))); | |
| 44 Stream s = m.Build(); | |
| 45 ASSERT_EQ(1U, s.size()); | |
| 46 EXPECT_EQ(kIA32Add, s[0]->arch_opcode()); | |
| 47 ASSERT_EQ(2U, s[0]->InputCount()); | |
| 48 EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); | |
| 49 } | |
| 50 } | |
| 51 } | |
| 52 | |
| 53 | |
| 54 TEST_F(InstructionSelectorTest, Int32SubWithParameter) { | |
| 55 StreamBuilder m(this, kMachInt32, kMachInt32, kMachInt32); | |
| 56 m.Return(m.Int32Sub(m.Parameter(0), m.Parameter(1))); | |
| 57 Stream s = m.Build(); | |
| 58 ASSERT_EQ(1U, s.size()); | |
| 59 EXPECT_EQ(kIA32Sub, s[0]->arch_opcode()); | |
| 60 EXPECT_EQ(1U, s[0]->OutputCount()); | |
| 61 } | |
| 62 | |
| 63 | |
| 64 TEST_F(InstructionSelectorTest, Int32SubWithImmediate) { | |
| 65 TRACED_FOREACH(int32_t, imm, kImmediates) { | |
| 66 StreamBuilder m(this, kMachInt32, kMachInt32); | |
| 67 m.Return(m.Int32Sub(m.Parameter(0), m.Int32Constant(imm))); | |
| 68 Stream s = m.Build(); | |
| 69 ASSERT_EQ(1U, s.size()); | |
| 70 EXPECT_EQ(kIA32Sub, s[0]->arch_opcode()); | |
| 71 ASSERT_EQ(2U, s[0]->InputCount()); | |
| 72 EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); | |
| 73 } | |
| 74 } | |
| 75 | |
| 76 | |
| 77 // ----------------------------------------------------------------------------- | |
| 78 // Conversions. | |
| 79 | |
| 80 | |
| 81 TEST_F(InstructionSelectorTest, ChangeFloat32ToFloat64WithParameter) { | |
| 82 StreamBuilder m(this, kMachFloat32, kMachFloat64); | |
| 83 m.Return(m.ChangeFloat32ToFloat64(m.Parameter(0))); | |
| 84 Stream s = m.Build(); | |
| 85 ASSERT_EQ(1U, s.size()); | |
| 86 EXPECT_EQ(kSSECvtss2sd, s[0]->arch_opcode()); | |
| 87 EXPECT_EQ(1U, s[0]->InputCount()); | |
| 88 EXPECT_EQ(1U, s[0]->OutputCount()); | |
| 89 } | |
| 90 | |
| 91 | |
| 92 TEST_F(InstructionSelectorTest, TruncateFloat64ToFloat32WithParameter) { | |
| 93 StreamBuilder m(this, kMachFloat64, kMachFloat32); | |
| 94 m.Return(m.TruncateFloat64ToFloat32(m.Parameter(0))); | |
| 95 Stream s = m.Build(); | |
| 96 ASSERT_EQ(1U, s.size()); | |
| 97 EXPECT_EQ(kSSECvtsd2ss, s[0]->arch_opcode()); | |
| 98 EXPECT_EQ(1U, s[0]->InputCount()); | |
| 99 EXPECT_EQ(1U, s[0]->OutputCount()); | |
| 100 } | |
| 101 | |
| 102 | |
| 103 // ----------------------------------------------------------------------------- | |
| 104 // Better left operand for commutative binops | |
| 105 | |
| 106 TEST_F(InstructionSelectorTest, BetterLeftOperandTestAddBinop) { | |
| 107 StreamBuilder m(this, kMachInt32, kMachInt32, kMachInt32); | |
| 108 Node* param1 = m.Parameter(0); | |
| 109 Node* param2 = m.Parameter(1); | |
| 110 Node* add = m.Int32Add(param1, param2); | |
| 111 m.Return(m.Int32Add(add, param1)); | |
| 112 Stream s = m.Build(); | |
| 113 ASSERT_EQ(2U, s.size()); | |
| 114 EXPECT_EQ(kIA32Add, s[0]->arch_opcode()); | |
| 115 ASSERT_EQ(2U, s[0]->InputCount()); | |
| 116 ASSERT_TRUE(s[0]->InputAt(0)->IsUnallocated()); | |
| 117 EXPECT_EQ(param2->id(), s.ToVreg(s[0]->InputAt(0))); | |
| 118 } | |
| 119 | |
| 120 | |
| 121 TEST_F(InstructionSelectorTest, BetterLeftOperandTestMulBinop) { | |
| 122 StreamBuilder m(this, kMachInt32, kMachInt32, kMachInt32); | |
| 123 Node* param1 = m.Parameter(0); | |
| 124 Node* param2 = m.Parameter(1); | |
| 125 Node* mul = m.Int32Mul(param1, param2); | |
| 126 m.Return(m.Int32Mul(mul, param1)); | |
| 127 Stream s = m.Build(); | |
| 128 ASSERT_EQ(2U, s.size()); | |
| 129 EXPECT_EQ(kIA32Imul, s[0]->arch_opcode()); | |
| 130 ASSERT_EQ(2U, s[0]->InputCount()); | |
| 131 ASSERT_TRUE(s[0]->InputAt(0)->IsUnallocated()); | |
| 132 EXPECT_EQ(param2->id(), s.ToVreg(s[0]->InputAt(0))); | |
| 133 } | |
| 134 | |
| 135 | |
| 136 // ----------------------------------------------------------------------------- | |
| 137 // Conversions. | |
| 138 | |
| 139 TEST_F(InstructionSelectorTest, ChangeUint32ToFloat64WithParameter) { | |
| 140 StreamBuilder m(this, kMachFloat64, kMachUint32); | |
| 141 m.Return(m.ChangeUint32ToFloat64(m.Parameter(0))); | |
| 142 Stream s = m.Build(); | |
| 143 ASSERT_EQ(1U, s.size()); | |
| 144 EXPECT_EQ(kSSEUint32ToFloat64, s[0]->arch_opcode()); | |
| 145 } | |
| 146 | |
| 147 | |
| 148 // ----------------------------------------------------------------------------- | |
| 149 // Loads and stores | |
| 150 | |
| 151 namespace { | |
| 152 | |
| 153 struct MemoryAccess { | |
| 154 MachineType type; | |
| 155 ArchOpcode load_opcode; | |
| 156 ArchOpcode store_opcode; | |
| 157 }; | |
| 158 | |
| 159 | |
| 160 std::ostream& operator<<(std::ostream& os, const MemoryAccess& memacc) { | |
| 161 return os << memacc.type; | |
| 162 } | |
| 163 | |
| 164 | |
| 165 static const MemoryAccess kMemoryAccesses[] = { | |
| 166 {kMachInt8, kIA32Movsxbl, kIA32Movb}, | |
| 167 {kMachUint8, kIA32Movzxbl, kIA32Movb}, | |
| 168 {kMachInt16, kIA32Movsxwl, kIA32Movw}, | |
| 169 {kMachUint16, kIA32Movzxwl, kIA32Movw}, | |
| 170 {kMachInt32, kIA32Movl, kIA32Movl}, | |
| 171 {kMachUint32, kIA32Movl, kIA32Movl}, | |
| 172 {kMachFloat32, kIA32Movss, kIA32Movss}, | |
| 173 {kMachFloat64, kIA32Movsd, kIA32Movsd}}; | |
| 174 | |
| 175 } // namespace | |
| 176 | |
| 177 | |
| 178 typedef InstructionSelectorTestWithParam<MemoryAccess> | |
| 179 InstructionSelectorMemoryAccessTest; | |
| 180 | |
| 181 | |
| 182 TEST_P(InstructionSelectorMemoryAccessTest, LoadWithParameters) { | |
| 183 const MemoryAccess memacc = GetParam(); | |
| 184 StreamBuilder m(this, memacc.type, kMachPtr, kMachInt32); | |
| 185 m.Return(m.Load(memacc.type, m.Parameter(0), m.Parameter(1))); | |
| 186 Stream s = m.Build(); | |
| 187 ASSERT_EQ(1U, s.size()); | |
| 188 EXPECT_EQ(memacc.load_opcode, s[0]->arch_opcode()); | |
| 189 EXPECT_EQ(2U, s[0]->InputCount()); | |
| 190 EXPECT_EQ(1U, s[0]->OutputCount()); | |
| 191 } | |
| 192 | |
| 193 | |
| 194 TEST_P(InstructionSelectorMemoryAccessTest, LoadWithImmediateBase) { | |
| 195 const MemoryAccess memacc = GetParam(); | |
| 196 TRACED_FOREACH(int32_t, base, kImmediates) { | |
| 197 StreamBuilder m(this, memacc.type, kMachPtr); | |
| 198 m.Return(m.Load(memacc.type, m.Int32Constant(base), m.Parameter(0))); | |
| 199 Stream s = m.Build(); | |
| 200 ASSERT_EQ(1U, s.size()); | |
| 201 EXPECT_EQ(memacc.load_opcode, s[0]->arch_opcode()); | |
| 202 if (base == 0) { | |
| 203 ASSERT_EQ(1U, s[0]->InputCount()); | |
| 204 } else { | |
| 205 ASSERT_EQ(2U, s[0]->InputCount()); | |
| 206 ASSERT_EQ(InstructionOperand::IMMEDIATE, s[0]->InputAt(1)->kind()); | |
| 207 EXPECT_EQ(base, s.ToInt32(s[0]->InputAt(1))); | |
| 208 } | |
| 209 EXPECT_EQ(1U, s[0]->OutputCount()); | |
| 210 } | |
| 211 } | |
| 212 | |
| 213 | |
| 214 TEST_P(InstructionSelectorMemoryAccessTest, LoadWithImmediateIndex) { | |
| 215 const MemoryAccess memacc = GetParam(); | |
| 216 TRACED_FOREACH(int32_t, index, kImmediates) { | |
| 217 StreamBuilder m(this, memacc.type, kMachPtr); | |
| 218 m.Return(m.Load(memacc.type, m.Parameter(0), m.Int32Constant(index))); | |
| 219 Stream s = m.Build(); | |
| 220 ASSERT_EQ(1U, s.size()); | |
| 221 EXPECT_EQ(memacc.load_opcode, s[0]->arch_opcode()); | |
| 222 if (index == 0) { | |
| 223 ASSERT_EQ(1U, s[0]->InputCount()); | |
| 224 } else { | |
| 225 ASSERT_EQ(2U, s[0]->InputCount()); | |
| 226 ASSERT_EQ(InstructionOperand::IMMEDIATE, s[0]->InputAt(1)->kind()); | |
| 227 EXPECT_EQ(index, s.ToInt32(s[0]->InputAt(1))); | |
| 228 } | |
| 229 EXPECT_EQ(1U, s[0]->OutputCount()); | |
| 230 } | |
| 231 } | |
| 232 | |
| 233 | |
| 234 TEST_P(InstructionSelectorMemoryAccessTest, StoreWithParameters) { | |
| 235 const MemoryAccess memacc = GetParam(); | |
| 236 StreamBuilder m(this, kMachInt32, kMachPtr, kMachInt32, memacc.type); | |
| 237 m.Store(memacc.type, m.Parameter(0), m.Parameter(1), m.Parameter(2)); | |
| 238 m.Return(m.Int32Constant(0)); | |
| 239 Stream s = m.Build(); | |
| 240 ASSERT_EQ(1U, s.size()); | |
| 241 EXPECT_EQ(memacc.store_opcode, s[0]->arch_opcode()); | |
| 242 EXPECT_EQ(3U, s[0]->InputCount()); | |
| 243 EXPECT_EQ(0U, s[0]->OutputCount()); | |
| 244 } | |
| 245 | |
| 246 | |
| 247 TEST_P(InstructionSelectorMemoryAccessTest, StoreWithImmediateBase) { | |
| 248 const MemoryAccess memacc = GetParam(); | |
| 249 TRACED_FOREACH(int32_t, base, kImmediates) { | |
| 250 StreamBuilder m(this, kMachInt32, kMachInt32, memacc.type); | |
| 251 m.Store(memacc.type, m.Int32Constant(base), m.Parameter(0), m.Parameter(1)); | |
| 252 m.Return(m.Int32Constant(0)); | |
| 253 Stream s = m.Build(); | |
| 254 ASSERT_EQ(1U, s.size()); | |
| 255 EXPECT_EQ(memacc.store_opcode, s[0]->arch_opcode()); | |
| 256 if (base == 0) { | |
| 257 ASSERT_EQ(2U, s[0]->InputCount()); | |
| 258 } else { | |
| 259 ASSERT_EQ(3U, s[0]->InputCount()); | |
| 260 ASSERT_EQ(InstructionOperand::IMMEDIATE, s[0]->InputAt(1)->kind()); | |
| 261 EXPECT_EQ(base, s.ToInt32(s[0]->InputAt(1))); | |
| 262 } | |
| 263 EXPECT_EQ(0U, s[0]->OutputCount()); | |
| 264 } | |
| 265 } | |
| 266 | |
| 267 | |
| 268 TEST_P(InstructionSelectorMemoryAccessTest, StoreWithImmediateIndex) { | |
| 269 const MemoryAccess memacc = GetParam(); | |
| 270 TRACED_FOREACH(int32_t, index, kImmediates) { | |
| 271 StreamBuilder m(this, kMachInt32, kMachPtr, memacc.type); | |
| 272 m.Store(memacc.type, m.Parameter(0), m.Int32Constant(index), | |
| 273 m.Parameter(1)); | |
| 274 m.Return(m.Int32Constant(0)); | |
| 275 Stream s = m.Build(); | |
| 276 ASSERT_EQ(1U, s.size()); | |
| 277 EXPECT_EQ(memacc.store_opcode, s[0]->arch_opcode()); | |
| 278 if (index == 0) { | |
| 279 ASSERT_EQ(2U, s[0]->InputCount()); | |
| 280 } else { | |
| 281 ASSERT_EQ(3U, s[0]->InputCount()); | |
| 282 ASSERT_EQ(InstructionOperand::IMMEDIATE, s[0]->InputAt(1)->kind()); | |
| 283 EXPECT_EQ(index, s.ToInt32(s[0]->InputAt(1))); | |
| 284 } | |
| 285 EXPECT_EQ(0U, s[0]->OutputCount()); | |
| 286 } | |
| 287 } | |
| 288 | |
| 289 | |
| 290 INSTANTIATE_TEST_CASE_P(InstructionSelectorTest, | |
| 291 InstructionSelectorMemoryAccessTest, | |
| 292 ::testing::ValuesIn(kMemoryAccesses)); | |
| 293 | |
| 294 | |
| 295 // ----------------------------------------------------------------------------- | |
| 296 // AddressingMode for loads and stores. | |
| 297 | |
| 298 class AddressingModeUnitTest : public InstructionSelectorTest { | |
| 299 public: | |
| 300 AddressingModeUnitTest() : m(NULL) { Reset(); } | |
| 301 ~AddressingModeUnitTest() { delete m; } | |
| 302 | |
| 303 void Run(Node* base, Node* index, AddressingMode mode) { | |
| 304 Node* load = m->Load(kMachInt32, base, index); | |
| 305 m->Store(kMachInt32, base, index, load); | |
| 306 m->Return(m->Int32Constant(0)); | |
| 307 Stream s = m->Build(); | |
| 308 ASSERT_EQ(2U, s.size()); | |
| 309 EXPECT_EQ(mode, s[0]->addressing_mode()); | |
| 310 EXPECT_EQ(mode, s[1]->addressing_mode()); | |
| 311 } | |
| 312 | |
| 313 Node* zero; | |
| 314 Node* null_ptr; | |
| 315 Node* non_zero; | |
| 316 Node* base_reg; // opaque value to generate base as register | |
| 317 Node* index_reg; // opaque value to generate index as register | |
| 318 Node* scales[4]; | |
| 319 StreamBuilder* m; | |
| 320 | |
| 321 void Reset() { | |
| 322 delete m; | |
| 323 m = new StreamBuilder(this, kMachInt32, kMachInt32, kMachInt32); | |
| 324 zero = m->Int32Constant(0); | |
| 325 null_ptr = m->Int32Constant(0); | |
| 326 non_zero = m->Int32Constant(127); | |
| 327 base_reg = m->Parameter(0); | |
| 328 index_reg = m->Parameter(0); | |
| 329 | |
| 330 scales[0] = m->Int32Constant(1); | |
| 331 scales[1] = m->Int32Constant(2); | |
| 332 scales[2] = m->Int32Constant(4); | |
| 333 scales[3] = m->Int32Constant(8); | |
| 334 } | |
| 335 }; | |
| 336 | |
| 337 | |
| 338 TEST_F(AddressingModeUnitTest, AddressingMode_MR) { | |
| 339 Node* base = base_reg; | |
| 340 Node* index = zero; | |
| 341 Run(base, index, kMode_MR); | |
| 342 } | |
| 343 | |
| 344 | |
| 345 TEST_F(AddressingModeUnitTest, AddressingMode_MRI) { | |
| 346 Node* base = base_reg; | |
| 347 Node* index = non_zero; | |
| 348 Run(base, index, kMode_MRI); | |
| 349 } | |
| 350 | |
| 351 | |
| 352 TEST_F(AddressingModeUnitTest, AddressingMode_MR1) { | |
| 353 Node* base = base_reg; | |
| 354 Node* index = index_reg; | |
| 355 Run(base, index, kMode_MR1); | |
| 356 } | |
| 357 | |
| 358 | |
| 359 TEST_F(AddressingModeUnitTest, AddressingMode_MRN) { | |
| 360 AddressingMode expected[] = {kMode_MR1, kMode_MR2, kMode_MR4, kMode_MR8}; | |
| 361 for (size_t i = 0; i < arraysize(scales); ++i) { | |
| 362 Reset(); | |
| 363 Node* base = base_reg; | |
| 364 Node* index = m->Int32Mul(index_reg, scales[i]); | |
| 365 Run(base, index, expected[i]); | |
| 366 } | |
| 367 } | |
| 368 | |
| 369 | |
| 370 TEST_F(AddressingModeUnitTest, AddressingMode_MR1I) { | |
| 371 Node* base = base_reg; | |
| 372 Node* index = m->Int32Add(index_reg, non_zero); | |
| 373 Run(base, index, kMode_MR1I); | |
| 374 } | |
| 375 | |
| 376 | |
| 377 TEST_F(AddressingModeUnitTest, AddressingMode_MRNI) { | |
| 378 AddressingMode expected[] = {kMode_MR1I, kMode_MR2I, kMode_MR4I, kMode_MR8I}; | |
| 379 for (size_t i = 0; i < arraysize(scales); ++i) { | |
| 380 Reset(); | |
| 381 Node* base = base_reg; | |
| 382 Node* index = m->Int32Add(m->Int32Mul(index_reg, scales[i]), non_zero); | |
| 383 Run(base, index, expected[i]); | |
| 384 } | |
| 385 } | |
| 386 | |
| 387 | |
| 388 TEST_F(AddressingModeUnitTest, AddressingMode_M1) { | |
| 389 Node* base = null_ptr; | |
| 390 Node* index = index_reg; | |
| 391 Run(base, index, kMode_M1); | |
| 392 } | |
| 393 | |
| 394 | |
| 395 TEST_F(AddressingModeUnitTest, AddressingMode_MN) { | |
| 396 AddressingMode expected[] = {kMode_M1, kMode_M2, kMode_M4, kMode_M8}; | |
| 397 for (size_t i = 0; i < arraysize(scales); ++i) { | |
| 398 Reset(); | |
| 399 Node* base = null_ptr; | |
| 400 Node* index = m->Int32Mul(index_reg, scales[i]); | |
| 401 Run(base, index, expected[i]); | |
| 402 } | |
| 403 } | |
| 404 | |
| 405 | |
| 406 TEST_F(AddressingModeUnitTest, AddressingMode_M1I) { | |
| 407 Node* base = null_ptr; | |
| 408 Node* index = m->Int32Add(index_reg, non_zero); | |
| 409 Run(base, index, kMode_M1I); | |
| 410 } | |
| 411 | |
| 412 | |
| 413 TEST_F(AddressingModeUnitTest, AddressingMode_MNI) { | |
| 414 AddressingMode expected[] = {kMode_M1I, kMode_M2I, kMode_M4I, kMode_M8I}; | |
| 415 for (size_t i = 0; i < arraysize(scales); ++i) { | |
| 416 Reset(); | |
| 417 Node* base = null_ptr; | |
| 418 Node* index = m->Int32Add(m->Int32Mul(index_reg, scales[i]), non_zero); | |
| 419 Run(base, index, expected[i]); | |
| 420 } | |
| 421 } | |
| 422 | |
| 423 | |
| 424 TEST_F(AddressingModeUnitTest, AddressingMode_MI) { | |
| 425 Node* bases[] = {null_ptr, non_zero}; | |
| 426 Node* indices[] = {zero, non_zero}; | |
| 427 for (size_t i = 0; i < arraysize(bases); ++i) { | |
| 428 for (size_t j = 0; j < arraysize(indices); ++j) { | |
| 429 Reset(); | |
| 430 Node* base = bases[i]; | |
| 431 Node* index = indices[j]; | |
| 432 Run(base, index, kMode_MI); | |
| 433 } | |
| 434 } | |
| 435 } | |
| 436 | |
| 437 | |
| 438 // ----------------------------------------------------------------------------- | |
| 439 // Multiplication. | |
| 440 | |
| 441 namespace { | |
| 442 | |
| 443 struct MultParam { | |
| 444 int value; | |
| 445 bool lea_expected; | |
| 446 AddressingMode addressing_mode; | |
| 447 }; | |
| 448 | |
| 449 | |
| 450 std::ostream& operator<<(std::ostream& os, const MultParam& m) { | |
| 451 return os << m.value << "." << m.lea_expected << "." << m.addressing_mode; | |
| 452 } | |
| 453 | |
| 454 | |
| 455 const MultParam kMultParams[] = {{-1, false, kMode_None}, | |
| 456 {0, false, kMode_None}, | |
| 457 {1, true, kMode_M1}, | |
| 458 {2, true, kMode_M2}, | |
| 459 {3, true, kMode_MR2}, | |
| 460 {4, true, kMode_M4}, | |
| 461 {5, true, kMode_MR4}, | |
| 462 {6, false, kMode_None}, | |
| 463 {7, false, kMode_None}, | |
| 464 {8, true, kMode_M8}, | |
| 465 {9, true, kMode_MR8}, | |
| 466 {10, false, kMode_None}, | |
| 467 {11, false, kMode_None}}; | |
| 468 | |
| 469 } // namespace | |
| 470 | |
| 471 | |
| 472 typedef InstructionSelectorTestWithParam<MultParam> InstructionSelectorMultTest; | |
| 473 | |
| 474 | |
| 475 static unsigned InputCountForLea(AddressingMode mode) { | |
| 476 switch (mode) { | |
| 477 case kMode_MR1: | |
| 478 case kMode_MR2: | |
| 479 case kMode_MR4: | |
| 480 case kMode_MR8: | |
| 481 return 2U; | |
| 482 case kMode_M1: | |
| 483 case kMode_M2: | |
| 484 case kMode_M4: | |
| 485 case kMode_M8: | |
| 486 return 1U; | |
| 487 default: | |
| 488 UNREACHABLE(); | |
| 489 return 0U; | |
| 490 } | |
| 491 } | |
| 492 | |
| 493 | |
| 494 TEST_P(InstructionSelectorMultTest, Mult32) { | |
| 495 const MultParam m_param = GetParam(); | |
| 496 StreamBuilder m(this, kMachInt32, kMachInt32); | |
| 497 Node* param = m.Parameter(0); | |
| 498 Node* mult = m.Int32Mul(param, m.Int32Constant(m_param.value)); | |
| 499 m.Return(mult); | |
| 500 Stream s = m.Build(); | |
| 501 ASSERT_EQ(1U, s.size()); | |
| 502 EXPECT_EQ(m_param.addressing_mode, s[0]->addressing_mode()); | |
| 503 if (m_param.lea_expected) { | |
| 504 EXPECT_EQ(kIA32Lea, s[0]->arch_opcode()); | |
| 505 ASSERT_EQ(InputCountForLea(s[0]->addressing_mode()), s[0]->InputCount()); | |
| 506 } else { | |
| 507 EXPECT_EQ(kIA32Imul, s[0]->arch_opcode()); | |
| 508 ASSERT_EQ(2U, s[0]->InputCount()); | |
| 509 } | |
| 510 EXPECT_EQ(param->id(), s.ToVreg(s[0]->InputAt(0))); | |
| 511 } | |
| 512 | |
| 513 | |
| 514 INSTANTIATE_TEST_CASE_P(InstructionSelectorTest, InstructionSelectorMultTest, | |
| 515 ::testing::ValuesIn(kMultParams)); | |
| 516 | |
| 517 } // namespace compiler | |
| 518 } // namespace internal | |
| 519 } // namespace v8 | |
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Chromium Code Reviews
Issue 615393002:
Move unit tests to test/unittests. (Closed)
Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge