| OLD | NEW |
|---|
| (Empty) |
| 1 // Copyright 2015 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 "test/unittests/compiler/interpreter-assembler-unittest.h" | |
| 6 | |
| 7 #include "src/code-factory.h" | |
| 8 #include "src/compiler/graph.h" | |
| 9 #include "src/compiler/node.h" | |
| 10 #include "src/interface-descriptors.h" | |
| 11 #include "src/isolate.h" | |
| 12 #include "test/unittests/compiler/compiler-test-utils.h" | |
| 13 #include "test/unittests/compiler/node-test-utils.h" | |
| 14 | |
| 15 using ::testing::_; | |
| 16 | |
| 17 namespace v8 { | |
| 18 namespace internal { | |
| 19 namespace compiler { | |
| 20 | |
| 21 const interpreter::Bytecode kBytecodes[] = { | |
| 22 #define DEFINE_BYTECODE(Name, ...) interpreter::Bytecode::k##Name, | |
| 23 BYTECODE_LIST(DEFINE_BYTECODE) | |
| 24 #undef DEFINE_BYTECODE | |
| 25 }; | |
| 26 | |
| 27 | |
| 28 Matcher<Node*> IsIntPtrConstant(const intptr_t value) { | |
| 29 return kPointerSize == 8 ? IsInt64Constant(static_cast<int64_t>(value)) | |
| 30 : IsInt32Constant(static_cast<int32_t>(value)); | |
| 31 } | |
| 32 | |
| 33 | |
| 34 Matcher<Node*> IsIntPtrAdd(const Matcher<Node*>& lhs_matcher, | |
| 35 const Matcher<Node*>& rhs_matcher) { | |
| 36 return kPointerSize == 8 ? IsInt64Add(lhs_matcher, rhs_matcher) | |
| 37 : IsInt32Add(lhs_matcher, rhs_matcher); | |
| 38 } | |
| 39 | |
| 40 | |
| 41 Matcher<Node*> IsIntPtrSub(const Matcher<Node*>& lhs_matcher, | |
| 42 const Matcher<Node*>& rhs_matcher) { | |
| 43 return kPointerSize == 8 ? IsInt64Sub(lhs_matcher, rhs_matcher) | |
| 44 : IsInt32Sub(lhs_matcher, rhs_matcher); | |
| 45 } | |
| 46 | |
| 47 | |
| 48 Matcher<Node*> IsWordShl(const Matcher<Node*>& lhs_matcher, | |
| 49 const Matcher<Node*>& rhs_matcher) { | |
| 50 return kPointerSize == 8 ? IsWord64Shl(lhs_matcher, rhs_matcher) | |
| 51 : IsWord32Shl(lhs_matcher, rhs_matcher); | |
| 52 } | |
| 53 | |
| 54 | |
| 55 Matcher<Node*> IsWordSar(const Matcher<Node*>& lhs_matcher, | |
| 56 const Matcher<Node*>& rhs_matcher) { | |
| 57 return kPointerSize == 8 ? IsWord64Sar(lhs_matcher, rhs_matcher) | |
| 58 : IsWord32Sar(lhs_matcher, rhs_matcher); | |
| 59 } | |
| 60 | |
| 61 | |
| 62 Matcher<Node*> IsWordOr(const Matcher<Node*>& lhs_matcher, | |
| 63 const Matcher<Node*>& rhs_matcher) { | |
| 64 return kPointerSize == 8 ? IsWord64Or(lhs_matcher, rhs_matcher) | |
| 65 : IsWord32Or(lhs_matcher, rhs_matcher); | |
| 66 } | |
| 67 | |
| 68 | |
| 69 Matcher<Node*> InterpreterAssemblerTest::InterpreterAssemblerForTest::IsLoad( | |
| 70 const Matcher<LoadRepresentation>& rep_matcher, | |
| 71 const Matcher<Node*>& base_matcher, const Matcher<Node*>& index_matcher) { | |
| 72 return ::i::compiler::IsLoad(rep_matcher, base_matcher, index_matcher, _, _); | |
| 73 } | |
| 74 | |
| 75 | |
| 76 Matcher<Node*> InterpreterAssemblerTest::InterpreterAssemblerForTest::IsStore( | |
| 77 const Matcher<StoreRepresentation>& rep_matcher, | |
| 78 const Matcher<Node*>& base_matcher, const Matcher<Node*>& index_matcher, | |
| 79 const Matcher<Node*>& value_matcher) { | |
| 80 return ::i::compiler::IsStore(rep_matcher, base_matcher, index_matcher, | |
| 81 value_matcher, _, _); | |
| 82 } | |
| 83 | |
| 84 | |
| 85 Matcher<Node*> | |
| 86 InterpreterAssemblerTest::InterpreterAssemblerForTest::IsBytecodeOperand( | |
| 87 int offset) { | |
| 88 return IsLoad( | |
| 89 MachineType::Uint8(), | |
| 90 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 91 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 92 IsInt32Constant(offset))); | |
| 93 } | |
| 94 | |
| 95 | |
| 96 Matcher<Node*> InterpreterAssemblerTest::InterpreterAssemblerForTest:: | |
| 97 IsBytecodeOperandSignExtended(int offset) { | |
| 98 Matcher<Node*> load_matcher = IsLoad( | |
| 99 MachineType::Int8(), | |
| 100 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 101 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 102 IsInt32Constant(offset))); | |
| 103 if (kPointerSize == 8) { | |
| 104 load_matcher = IsChangeInt32ToInt64(load_matcher); | |
| 105 } | |
| 106 return load_matcher; | |
| 107 } | |
| 108 | |
| 109 | |
| 110 Matcher<Node*> | |
| 111 InterpreterAssemblerTest::InterpreterAssemblerForTest::IsBytecodeOperandShort( | |
| 112 int offset) { | |
| 113 if (TargetSupportsUnalignedAccess()) { | |
| 114 return IsLoad( | |
| 115 MachineType::Uint16(), | |
| 116 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 117 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 118 IsInt32Constant(offset))); | |
| 119 } else { | |
| 120 Matcher<Node*> first_byte = IsLoad( | |
| 121 MachineType::Uint8(), | |
| 122 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 123 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 124 IsInt32Constant(offset))); | |
| 125 Matcher<Node*> second_byte = IsLoad( | |
| 126 MachineType::Uint8(), | |
| 127 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 128 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 129 IsInt32Constant(offset + 1))); | |
| 130 #if V8_TARGET_LITTLE_ENDIAN | |
| 131 return IsWordOr(IsWordShl(second_byte, IsInt32Constant(kBitsPerByte)), | |
| 132 first_byte); | |
| 133 #elif V8_TARGET_BIG_ENDIAN | |
| 134 return IsWordOr(IsWordShl(first_byte, IsInt32Constant(kBitsPerByte)), | |
| 135 second_byte); | |
| 136 #else | |
| 137 #error "Unknown Architecture" | |
| 138 #endif | |
| 139 } | |
| 140 } | |
| 141 | |
| 142 | |
| 143 Matcher<Node*> InterpreterAssemblerTest::InterpreterAssemblerForTest:: | |
| 144 IsBytecodeOperandShortSignExtended(int offset) { | |
| 145 Matcher<Node*> load_matcher; | |
| 146 if (TargetSupportsUnalignedAccess()) { | |
| 147 load_matcher = IsLoad( | |
| 148 MachineType::Int16(), | |
| 149 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 150 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 151 IsInt32Constant(offset))); | |
| 152 } else { | |
| 153 #if V8_TARGET_LITTLE_ENDIAN | |
| 154 int hi_byte_offset = offset + 1; | |
| 155 int lo_byte_offset = offset; | |
| 156 | |
| 157 #elif V8_TARGET_BIG_ENDIAN | |
| 158 int hi_byte_offset = offset; | |
| 159 int lo_byte_offset = offset + 1; | |
| 160 #else | |
| 161 #error "Unknown Architecture" | |
| 162 #endif | |
| 163 Matcher<Node*> hi_byte = IsLoad( | |
| 164 MachineType::Int8(), | |
| 165 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 166 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 167 IsInt32Constant(hi_byte_offset))); | |
| 168 hi_byte = IsWord32Shl(hi_byte, IsInt32Constant(kBitsPerByte)); | |
| 169 Matcher<Node*> lo_byte = IsLoad( | |
| 170 MachineType::Uint8(), | |
| 171 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 172 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 173 IsInt32Constant(lo_byte_offset))); | |
| 174 load_matcher = IsWord32Or(hi_byte, lo_byte); | |
| 175 } | |
| 176 | |
| 177 if (kPointerSize == 8) { | |
| 178 load_matcher = IsChangeInt32ToInt64(load_matcher); | |
| 179 } | |
| 180 return load_matcher; | |
| 181 } | |
| 182 | |
| 183 | |
| 184 TARGET_TEST_F(InterpreterAssemblerTest, Dispatch) { | |
| 185 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 186 InterpreterAssemblerForTest m(this, bytecode); | |
| 187 m.Dispatch(); | |
| 188 Graph* graph = m.graph(); | |
| 189 | |
| 190 Node* end = graph->end(); | |
| 191 EXPECT_EQ(1, end->InputCount()); | |
| 192 Node* tail_call_node = end->InputAt(0); | |
| 193 | |
| 194 Matcher<Node*> next_bytecode_offset_matcher = | |
| 195 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 196 IsInt32Constant(interpreter::Bytecodes::Size(bytecode))); | |
| 197 Matcher<Node*> target_bytecode_matcher = | |
| 198 m.IsLoad(MachineType::Uint8(), | |
| 199 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 200 next_bytecode_offset_matcher); | |
| 201 Matcher<Node*> code_target_matcher = | |
| 202 m.IsLoad(MachineType::Pointer(), | |
| 203 IsParameter(Linkage::kInterpreterDispatchTableParameter), | |
| 204 IsWord32Shl(target_bytecode_matcher, | |
| 205 IsInt32Constant(kPointerSizeLog2))); | |
| 206 | |
| 207 EXPECT_EQ(CallDescriptor::kCallCodeObject, m.call_descriptor()->kind()); | |
| 208 EXPECT_TRUE(m.call_descriptor()->flags() & CallDescriptor::kCanUseRoots); | |
| 209 EXPECT_THAT( | |
| 210 tail_call_node, | |
| 211 IsTailCall(m.call_descriptor(), code_target_matcher, | |
| 212 IsParameter(Linkage::kInterpreterAccumulatorParameter), | |
| 213 IsParameter(Linkage::kInterpreterRegisterFileParameter), | |
| 214 next_bytecode_offset_matcher, | |
| 215 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 216 IsParameter(Linkage::kInterpreterDispatchTableParameter), | |
| 217 IsParameter(Linkage::kInterpreterContextParameter), _, _)); | |
| 218 } | |
| 219 } | |
| 220 | |
| 221 | |
| 222 TARGET_TEST_F(InterpreterAssemblerTest, Jump) { | |
| 223 int jump_offsets[] = {-9710, -77, 0, +3, +97109}; | |
| 224 TRACED_FOREACH(int, jump_offset, jump_offsets) { | |
| 225 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 226 InterpreterAssemblerForTest m(this, bytecode); | |
| 227 m.Jump(m.Int32Constant(jump_offset)); | |
| 228 Graph* graph = m.graph(); | |
| 229 Node* end = graph->end(); | |
| 230 EXPECT_EQ(1, end->InputCount()); | |
| 231 Node* tail_call_node = end->InputAt(0); | |
| 232 | |
| 233 Matcher<Node*> next_bytecode_offset_matcher = | |
| 234 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 235 IsInt32Constant(jump_offset)); | |
| 236 Matcher<Node*> target_bytecode_matcher = | |
| 237 m.IsLoad(MachineType::Uint8(), | |
| 238 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 239 next_bytecode_offset_matcher); | |
| 240 Matcher<Node*> code_target_matcher = | |
| 241 m.IsLoad(MachineType::Pointer(), | |
| 242 IsParameter(Linkage::kInterpreterDispatchTableParameter), | |
| 243 IsWord32Shl(target_bytecode_matcher, | |
| 244 IsInt32Constant(kPointerSizeLog2))); | |
| 245 | |
| 246 EXPECT_EQ(CallDescriptor::kCallCodeObject, m.call_descriptor()->kind()); | |
| 247 EXPECT_TRUE(m.call_descriptor()->flags() & CallDescriptor::kCanUseRoots); | |
| 248 EXPECT_THAT( | |
| 249 tail_call_node, | |
| 250 IsTailCall(m.call_descriptor(), code_target_matcher, | |
| 251 IsParameter(Linkage::kInterpreterAccumulatorParameter), | |
| 252 IsParameter(Linkage::kInterpreterRegisterFileParameter), | |
| 253 next_bytecode_offset_matcher, | |
| 254 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 255 IsParameter(Linkage::kInterpreterDispatchTableParameter), | |
| 256 IsParameter(Linkage::kInterpreterContextParameter), _, _)); | |
| 257 } | |
| 258 } | |
| 259 } | |
| 260 | |
| 261 | |
| 262 TARGET_TEST_F(InterpreterAssemblerTest, JumpIfWordEqual) { | |
| 263 static const int kJumpIfTrueOffset = 73; | |
| 264 | |
| 265 MachineOperatorBuilder machine(zone()); | |
| 266 | |
| 267 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 268 InterpreterAssemblerForTest m(this, bytecode); | |
| 269 Node* lhs = m.IntPtrConstant(0); | |
| 270 Node* rhs = m.IntPtrConstant(1); | |
| 271 m.JumpIfWordEqual(lhs, rhs, m.Int32Constant(kJumpIfTrueOffset)); | |
| 272 Graph* graph = m.graph(); | |
| 273 Node* end = graph->end(); | |
| 274 EXPECT_EQ(2, end->InputCount()); | |
| 275 | |
| 276 int jump_offsets[] = {kJumpIfTrueOffset, | |
| 277 interpreter::Bytecodes::Size(bytecode)}; | |
| 278 for (int i = 0; i < static_cast<int>(arraysize(jump_offsets)); i++) { | |
| 279 Matcher<Node*> next_bytecode_offset_matcher = | |
| 280 IsIntPtrAdd(IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 281 IsInt32Constant(jump_offsets[i])); | |
| 282 Matcher<Node*> target_bytecode_matcher = | |
| 283 m.IsLoad(MachineType::Uint8(), | |
| 284 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 285 next_bytecode_offset_matcher); | |
| 286 Matcher<Node*> code_target_matcher = | |
| 287 m.IsLoad(MachineType::Pointer(), | |
| 288 IsParameter(Linkage::kInterpreterDispatchTableParameter), | |
| 289 IsWord32Shl(target_bytecode_matcher, | |
| 290 IsInt32Constant(kPointerSizeLog2))); | |
| 291 EXPECT_THAT( | |
| 292 end->InputAt(i), | |
| 293 IsTailCall(m.call_descriptor(), code_target_matcher, | |
| 294 IsParameter(Linkage::kInterpreterAccumulatorParameter), | |
| 295 IsParameter(Linkage::kInterpreterRegisterFileParameter), | |
| 296 next_bytecode_offset_matcher, | |
| 297 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 298 IsParameter(Linkage::kInterpreterDispatchTableParameter), | |
| 299 IsParameter(Linkage::kInterpreterContextParameter), _, _)); | |
| 300 } | |
| 301 | |
| 302 // TODO(oth): test control flow paths. | |
| 303 } | |
| 304 } | |
| 305 | |
| 306 | |
| 307 TARGET_TEST_F(InterpreterAssemblerTest, Return) { | |
| 308 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 309 InterpreterAssemblerForTest m(this, bytecode); | |
| 310 m.Return(); | |
| 311 Graph* graph = m.graph(); | |
| 312 | |
| 313 Node* end = graph->end(); | |
| 314 EXPECT_EQ(1, end->InputCount()); | |
| 315 Node* tail_call_node = end->InputAt(0); | |
| 316 | |
| 317 EXPECT_EQ(CallDescriptor::kCallCodeObject, m.call_descriptor()->kind()); | |
| 318 EXPECT_TRUE(m.call_descriptor()->flags() & CallDescriptor::kCanUseRoots); | |
| 319 Handle<HeapObject> exit_trampoline = | |
| 320 isolate()->builtins()->InterpreterExitTrampoline(); | |
| 321 EXPECT_THAT( | |
| 322 tail_call_node, | |
| 323 IsTailCall(m.call_descriptor(), IsHeapConstant(exit_trampoline), | |
| 324 IsParameter(Linkage::kInterpreterAccumulatorParameter), | |
| 325 IsParameter(Linkage::kInterpreterRegisterFileParameter), | |
| 326 IsParameter(Linkage::kInterpreterBytecodeOffsetParameter), | |
| 327 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 328 IsParameter(Linkage::kInterpreterDispatchTableParameter), | |
| 329 IsParameter(Linkage::kInterpreterContextParameter), _, _)); | |
| 330 } | |
| 331 } | |
| 332 | |
| 333 | |
| 334 TARGET_TEST_F(InterpreterAssemblerTest, BytecodeOperand) { | |
| 335 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 336 InterpreterAssemblerForTest m(this, bytecode); | |
| 337 int number_of_operands = interpreter::Bytecodes::NumberOfOperands(bytecode); | |
| 338 for (int i = 0; i < number_of_operands; i++) { | |
| 339 int offset = interpreter::Bytecodes::GetOperandOffset(bytecode, i); | |
| 340 switch (interpreter::Bytecodes::GetOperandType(bytecode, i)) { | |
| 341 case interpreter::OperandType::kRegCount8: | |
| 342 EXPECT_THAT(m.BytecodeOperandCount(i), m.IsBytecodeOperand(offset)); | |
| 343 break; | |
| 344 case interpreter::OperandType::kIdx8: | |
| 345 EXPECT_THAT(m.BytecodeOperandIdx(i), m.IsBytecodeOperand(offset)); | |
| 346 break; | |
| 347 case interpreter::OperandType::kImm8: | |
| 348 EXPECT_THAT(m.BytecodeOperandImm(i), | |
| 349 m.IsBytecodeOperandSignExtended(offset)); | |
| 350 break; | |
| 351 case interpreter::OperandType::kMaybeReg8: | |
| 352 case interpreter::OperandType::kReg8: | |
| 353 case interpreter::OperandType::kRegOut8: | |
| 354 case interpreter::OperandType::kRegOutPair8: | |
| 355 case interpreter::OperandType::kRegOutTriple8: | |
| 356 case interpreter::OperandType::kRegPair8: | |
| 357 EXPECT_THAT(m.BytecodeOperandReg(i), | |
| 358 m.IsBytecodeOperandSignExtended(offset)); | |
| 359 break; | |
| 360 case interpreter::OperandType::kRegCount16: | |
| 361 EXPECT_THAT(m.BytecodeOperandCount(i), | |
| 362 m.IsBytecodeOperandShort(offset)); | |
| 363 break; | |
| 364 case interpreter::OperandType::kIdx16: | |
| 365 EXPECT_THAT(m.BytecodeOperandIdx(i), | |
| 366 m.IsBytecodeOperandShort(offset)); | |
| 367 break; | |
| 368 case interpreter::OperandType::kMaybeReg16: | |
| 369 case interpreter::OperandType::kReg16: | |
| 370 case interpreter::OperandType::kRegOut16: | |
| 371 case interpreter::OperandType::kRegOutPair16: | |
| 372 case interpreter::OperandType::kRegOutTriple16: | |
| 373 case interpreter::OperandType::kRegPair16: | |
| 374 EXPECT_THAT(m.BytecodeOperandReg(i), | |
| 375 m.IsBytecodeOperandShortSignExtended(offset)); | |
| 376 break; | |
| 377 case interpreter::OperandType::kNone: | |
| 378 UNREACHABLE(); | |
| 379 break; | |
| 380 } | |
| 381 } | |
| 382 } | |
| 383 } | |
| 384 | |
| 385 | |
| 386 TARGET_TEST_F(InterpreterAssemblerTest, GetSetAccumulator) { | |
| 387 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 388 InterpreterAssemblerForTest m(this, bytecode); | |
| 389 // Should be incoming accumulator if not set. | |
| 390 EXPECT_THAT(m.GetAccumulator(), | |
| 391 IsParameter(Linkage::kInterpreterAccumulatorParameter)); | |
| 392 | |
| 393 // Should be set by SedtAccumulator. | |
| 394 Node* accumulator_value_1 = m.Int32Constant(0xdeadbeef); | |
| 395 m.SetAccumulator(accumulator_value_1); | |
| 396 EXPECT_THAT(m.GetAccumulator(), accumulator_value_1); | |
| 397 Node* accumulator_value_2 = m.Int32Constant(42); | |
| 398 m.SetAccumulator(accumulator_value_2); | |
| 399 EXPECT_THAT(m.GetAccumulator(), accumulator_value_2); | |
| 400 | |
| 401 // Should be passed to next bytecode handler on dispatch. | |
| 402 m.Dispatch(); | |
| 403 Graph* graph = m.graph(); | |
| 404 | |
| 405 Node* end = graph->end(); | |
| 406 EXPECT_EQ(1, end->InputCount()); | |
| 407 Node* tail_call_node = end->InputAt(0); | |
| 408 | |
| 409 EXPECT_THAT(tail_call_node, | |
| 410 IsTailCall(m.call_descriptor(), _, accumulator_value_2, _, _, _, | |
| 411 _, _, _)); | |
| 412 } | |
| 413 } | |
| 414 | |
| 415 | |
| 416 TARGET_TEST_F(InterpreterAssemblerTest, GetSetContext) { | |
| 417 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 418 InterpreterAssemblerForTest m(this, bytecode); | |
| 419 Node* context_node = m.Int32Constant(100); | |
| 420 m.SetContext(context_node); | |
| 421 EXPECT_THAT(m.GetContext(), context_node); | |
| 422 } | |
| 423 } | |
| 424 | |
| 425 | |
| 426 TARGET_TEST_F(InterpreterAssemblerTest, RegisterLocation) { | |
| 427 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 428 InterpreterAssemblerForTest m(this, bytecode); | |
| 429 Node* reg_index_node = m.Int32Constant(44); | |
| 430 Node* reg_location_node = m.RegisterLocation(reg_index_node); | |
| 431 EXPECT_THAT( | |
| 432 reg_location_node, | |
| 433 IsIntPtrAdd( | |
| 434 IsParameter(Linkage::kInterpreterRegisterFileParameter), | |
| 435 IsWordShl(reg_index_node, IsInt32Constant(kPointerSizeLog2)))); | |
| 436 } | |
| 437 } | |
| 438 | |
| 439 | |
| 440 TARGET_TEST_F(InterpreterAssemblerTest, LoadRegister) { | |
| 441 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 442 InterpreterAssemblerForTest m(this, bytecode); | |
| 443 Node* reg_index_node = m.Int32Constant(44); | |
| 444 Node* load_reg_node = m.LoadRegister(reg_index_node); | |
| 445 EXPECT_THAT( | |
| 446 load_reg_node, | |
| 447 m.IsLoad(MachineType::AnyTagged(), | |
| 448 IsParameter(Linkage::kInterpreterRegisterFileParameter), | |
| 449 IsWordShl(reg_index_node, IsInt32Constant(kPointerSizeLog2)))); | |
| 450 } | |
| 451 } | |
| 452 | |
| 453 | |
| 454 TARGET_TEST_F(InterpreterAssemblerTest, StoreRegister) { | |
| 455 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 456 InterpreterAssemblerForTest m(this, bytecode); | |
| 457 Node* store_value = m.Int32Constant(0xdeadbeef); | |
| 458 Node* reg_index_node = m.Int32Constant(44); | |
| 459 Node* store_reg_node = m.StoreRegister(store_value, reg_index_node); | |
| 460 EXPECT_THAT( | |
| 461 store_reg_node, | |
| 462 m.IsStore(StoreRepresentation(MachineRepresentation::kTagged, | |
| 463 kNoWriteBarrier), | |
| 464 IsParameter(Linkage::kInterpreterRegisterFileParameter), | |
| 465 IsWordShl(reg_index_node, IsInt32Constant(kPointerSizeLog2)), | |
| 466 store_value)); | |
| 467 } | |
| 468 } | |
| 469 | |
| 470 | |
| 471 TARGET_TEST_F(InterpreterAssemblerTest, SmiTag) { | |
| 472 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 473 InterpreterAssemblerForTest m(this, bytecode); | |
| 474 Node* value = m.Int32Constant(44); | |
| 475 EXPECT_THAT(m.SmiTag(value), | |
| 476 IsWordShl(value, IsInt32Constant(kSmiShiftSize + kSmiTagSize))); | |
| 477 EXPECT_THAT(m.SmiUntag(value), | |
| 478 IsWordSar(value, IsInt32Constant(kSmiShiftSize + kSmiTagSize))); | |
| 479 } | |
| 480 } | |
| 481 | |
| 482 | |
| 483 TARGET_TEST_F(InterpreterAssemblerTest, IntPtrAdd) { | |
| 484 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 485 InterpreterAssemblerForTest m(this, bytecode); | |
| 486 Node* a = m.Int32Constant(0); | |
| 487 Node* b = m.Int32Constant(1); | |
| 488 Node* add = m.IntPtrAdd(a, b); | |
| 489 EXPECT_THAT(add, IsIntPtrAdd(a, b)); | |
| 490 } | |
| 491 } | |
| 492 | |
| 493 | |
| 494 TARGET_TEST_F(InterpreterAssemblerTest, IntPtrSub) { | |
| 495 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 496 InterpreterAssemblerForTest m(this, bytecode); | |
| 497 Node* a = m.Int32Constant(0); | |
| 498 Node* b = m.Int32Constant(1); | |
| 499 Node* add = m.IntPtrSub(a, b); | |
| 500 EXPECT_THAT(add, IsIntPtrSub(a, b)); | |
| 501 } | |
| 502 } | |
| 503 | |
| 504 | |
| 505 TARGET_TEST_F(InterpreterAssemblerTest, WordShl) { | |
| 506 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 507 InterpreterAssemblerForTest m(this, bytecode); | |
| 508 Node* a = m.Int32Constant(0); | |
| 509 Node* add = m.WordShl(a, 10); | |
| 510 EXPECT_THAT(add, IsWordShl(a, IsInt32Constant(10))); | |
| 511 } | |
| 512 } | |
| 513 | |
| 514 | |
| 515 TARGET_TEST_F(InterpreterAssemblerTest, LoadConstantPoolEntry) { | |
| 516 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 517 InterpreterAssemblerForTest m(this, bytecode); | |
| 518 Node* index = m.Int32Constant(2); | |
| 519 Node* load_constant = m.LoadConstantPoolEntry(index); | |
| 520 Matcher<Node*> constant_pool_matcher = m.IsLoad( | |
| 521 MachineType::AnyTagged(), | |
| 522 IsParameter(Linkage::kInterpreterBytecodeArrayParameter), | |
| 523 IsIntPtrConstant(BytecodeArray::kConstantPoolOffset - kHeapObjectTag)); | |
| 524 EXPECT_THAT( | |
| 525 load_constant, | |
| 526 m.IsLoad(MachineType::AnyTagged(), constant_pool_matcher, | |
| 527 IsIntPtrAdd( | |
| 528 IsIntPtrConstant(FixedArray::kHeaderSize - kHeapObjectTag), | |
| 529 IsWordShl(index, IsInt32Constant(kPointerSizeLog2))))); | |
| 530 } | |
| 531 } | |
| 532 | |
| 533 | |
| 534 TARGET_TEST_F(InterpreterAssemblerTest, LoadFixedArrayElement) { | |
| 535 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 536 InterpreterAssemblerForTest m(this, bytecode); | |
| 537 int index = 3; | |
| 538 Node* fixed_array = m.IntPtrConstant(0xdeadbeef); | |
| 539 Node* load_element = m.LoadFixedArrayElement(fixed_array, index); | |
| 540 EXPECT_THAT( | |
| 541 load_element, | |
| 542 m.IsLoad(MachineType::AnyTagged(), fixed_array, | |
| 543 IsIntPtrAdd( | |
| 544 IsIntPtrConstant(FixedArray::kHeaderSize - kHeapObjectTag), | |
| 545 IsWordShl(IsInt32Constant(index), | |
| 546 IsInt32Constant(kPointerSizeLog2))))); | |
| 547 } | |
| 548 } | |
| 549 | |
| 550 | |
| 551 TARGET_TEST_F(InterpreterAssemblerTest, LoadObjectField) { | |
| 552 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 553 InterpreterAssemblerForTest m(this, bytecode); | |
| 554 Node* object = m.IntPtrConstant(0xdeadbeef); | |
| 555 int offset = 16; | |
| 556 Node* load_field = m.LoadObjectField(object, offset); | |
| 557 EXPECT_THAT(load_field, | |
| 558 m.IsLoad(MachineType::AnyTagged(), object, | |
| 559 IsIntPtrConstant(offset - kHeapObjectTag))); | |
| 560 } | |
| 561 } | |
| 562 | |
| 563 | |
| 564 TARGET_TEST_F(InterpreterAssemblerTest, LoadContextSlot) { | |
| 565 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 566 InterpreterAssemblerForTest m(this, bytecode); | |
| 567 Node* context = m.Int32Constant(1); | |
| 568 Node* slot_index = m.Int32Constant(22); | |
| 569 Node* load_context_slot = m.LoadContextSlot(context, slot_index); | |
| 570 | |
| 571 Matcher<Node*> offset = | |
| 572 IsIntPtrAdd(IsWordShl(slot_index, IsInt32Constant(kPointerSizeLog2)), | |
| 573 IsInt32Constant(Context::kHeaderSize - kHeapObjectTag)); | |
| 574 EXPECT_THAT(load_context_slot, | |
| 575 m.IsLoad(MachineType::AnyTagged(), context, offset)); | |
| 576 } | |
| 577 } | |
| 578 | |
| 579 | |
| 580 TARGET_TEST_F(InterpreterAssemblerTest, StoreContextSlot) { | |
| 581 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 582 InterpreterAssemblerForTest m(this, bytecode); | |
| 583 Node* context = m.Int32Constant(1); | |
| 584 Node* slot_index = m.Int32Constant(22); | |
| 585 Node* value = m.Int32Constant(100); | |
| 586 Node* store_context_slot = m.StoreContextSlot(context, slot_index, value); | |
| 587 | |
| 588 Matcher<Node*> offset = | |
| 589 IsIntPtrAdd(IsWordShl(slot_index, IsInt32Constant(kPointerSizeLog2)), | |
| 590 IsInt32Constant(Context::kHeaderSize - kHeapObjectTag)); | |
| 591 EXPECT_THAT(store_context_slot, | |
| 592 m.IsStore(StoreRepresentation(MachineRepresentation::kTagged, | |
| 593 kFullWriteBarrier), | |
| 594 context, offset, value)); | |
| 595 } | |
| 596 } | |
| 597 | |
| 598 | |
| 599 TARGET_TEST_F(InterpreterAssemblerTest, CallRuntime2) { | |
| 600 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 601 InterpreterAssemblerForTest m(this, bytecode); | |
| 602 Node* arg1 = m.Int32Constant(2); | |
| 603 Node* arg2 = m.Int32Constant(3); | |
| 604 Node* call_runtime = m.CallRuntime(Runtime::kAdd, arg1, arg2); | |
| 605 EXPECT_THAT( | |
| 606 call_runtime, | |
| 607 IsCall(_, _, arg1, arg2, _, IsInt32Constant(2), | |
| 608 IsParameter(Linkage::kInterpreterContextParameter), _, _)); | |
| 609 } | |
| 610 } | |
| 611 | |
| 612 | |
| 613 TARGET_TEST_F(InterpreterAssemblerTest, CallRuntime) { | |
| 614 const int kResultSizes[] = {1, 2}; | |
| 615 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 616 TRACED_FOREACH(int, result_size, kResultSizes) { | |
| 617 InterpreterAssemblerForTest m(this, bytecode); | |
| 618 Callable builtin = CodeFactory::InterpreterCEntry(isolate(), result_size); | |
| 619 | |
| 620 Node* function_id = m.Int32Constant(0); | |
| 621 Node* first_arg = m.Int32Constant(1); | |
| 622 Node* arg_count = m.Int32Constant(2); | |
| 623 | |
| 624 Matcher<Node*> function_table = IsExternalConstant( | |
| 625 ExternalReference::runtime_function_table_address(isolate())); | |
| 626 Matcher<Node*> function = IsIntPtrAdd( | |
| 627 function_table, | |
| 628 IsInt32Mul(function_id, IsInt32Constant(sizeof(Runtime::Function)))); | |
| 629 Matcher<Node*> function_entry = | |
| 630 m.IsLoad(MachineType::Pointer(), function, | |
| 631 IsInt32Constant(offsetof(Runtime::Function, entry))); | |
| 632 | |
| 633 Node* call_runtime = | |
| 634 m.CallRuntime(function_id, first_arg, arg_count, result_size); | |
| 635 EXPECT_THAT( | |
| 636 call_runtime, | |
| 637 IsCall(_, IsHeapConstant(builtin.code()), arg_count, first_arg, | |
| 638 function_entry, | |
| 639 IsParameter(Linkage::kInterpreterContextParameter), _, _)); | |
| 640 } | |
| 641 } | |
| 642 } | |
| 643 | |
| 644 | |
| 645 TARGET_TEST_F(InterpreterAssemblerTest, CallIC) { | |
| 646 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 647 InterpreterAssemblerForTest m(this, bytecode); | |
| 648 LoadWithVectorDescriptor descriptor(isolate()); | |
| 649 Node* target = m.Int32Constant(1); | |
| 650 Node* arg1 = m.Int32Constant(2); | |
| 651 Node* arg2 = m.Int32Constant(3); | |
| 652 Node* arg3 = m.Int32Constant(4); | |
| 653 Node* arg4 = m.Int32Constant(5); | |
| 654 Node* call_ic = m.CallIC(descriptor, target, arg1, arg2, arg3, arg4); | |
| 655 EXPECT_THAT( | |
| 656 call_ic, | |
| 657 IsCall(_, target, arg1, arg2, arg3, arg4, | |
| 658 IsParameter(Linkage::kInterpreterContextParameter), _, _)); | |
| 659 } | |
| 660 } | |
| 661 | |
| 662 | |
| 663 TARGET_TEST_F(InterpreterAssemblerTest, CallJS) { | |
| 664 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 665 InterpreterAssemblerForTest m(this, bytecode); | |
| 666 Callable builtin = CodeFactory::InterpreterPushArgsAndCall(isolate()); | |
| 667 Node* function = m.Int32Constant(0); | |
| 668 Node* first_arg = m.Int32Constant(1); | |
| 669 Node* arg_count = m.Int32Constant(2); | |
| 670 Node* call_js = m.CallJS(function, first_arg, arg_count); | |
| 671 EXPECT_THAT( | |
| 672 call_js, | |
| 673 IsCall(_, IsHeapConstant(builtin.code()), arg_count, first_arg, | |
| 674 function, IsParameter(Linkage::kInterpreterContextParameter), _, | |
| 675 _)); | |
| 676 } | |
| 677 } | |
| 678 | |
| 679 | |
| 680 TARGET_TEST_F(InterpreterAssemblerTest, LoadTypeFeedbackVector) { | |
| 681 TRACED_FOREACH(interpreter::Bytecode, bytecode, kBytecodes) { | |
| 682 InterpreterAssemblerForTest m(this, bytecode); | |
| 683 Node* feedback_vector = m.LoadTypeFeedbackVector(); | |
| 684 | |
| 685 Matcher<Node*> load_function_matcher = | |
| 686 m.IsLoad(MachineType::AnyTagged(), | |
| 687 IsParameter(Linkage::kInterpreterRegisterFileParameter), | |
| 688 IsIntPtrConstant( | |
| 689 InterpreterFrameConstants::kFunctionFromRegisterPointer)); | |
| 690 Matcher<Node*> load_shared_function_info_matcher = | |
| 691 m.IsLoad(MachineType::AnyTagged(), load_function_matcher, | |
| 692 IsIntPtrConstant(JSFunction::kSharedFunctionInfoOffset - | |
| 693 kHeapObjectTag)); | |
| 694 | |
| 695 EXPECT_THAT( | |
| 696 feedback_vector, | |
| 697 m.IsLoad(MachineType::AnyTagged(), load_shared_function_info_matcher, | |
| 698 IsIntPtrConstant(SharedFunctionInfo::kFeedbackVectorOffset - | |
| 699 kHeapObjectTag))); | |
| 700 } | |
| 701 } | |
| 702 | |
| 703 } // namespace compiler | |
| 704 } // namespace internal | |
| 705 } // namespace v8 | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1673333004:
[Interpreter] Make InterpreterAssembler a subclass of CodeStubAssembler. (Closed)
Base URL: https://chromium.googlesource.com/v8/v8.git@master