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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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1442 LOperand* context = UseFixed(instr->context(), esi); | 1442 LOperand* context = UseFixed(instr->context(), esi); |
1443 LOperand* left = UseFixed(instr->left(), edx); | 1443 LOperand* left = UseFixed(instr->left(), edx); |
1444 LOperand* right = UseFixed(instr->right(), eax); | 1444 LOperand* right = UseFixed(instr->right(), eax); |
1445 LCmpT* result = new(zone()) LCmpT(context, left, right); | 1445 LCmpT* result = new(zone()) LCmpT(context, left, right); |
1446 return MarkAsCall(DefineFixed(result, eax), instr); | 1446 return MarkAsCall(DefineFixed(result, eax), instr); |
1447 } | 1447 } |
1448 | 1448 |
1449 | 1449 |
1450 LInstruction* LChunkBuilder::DoCompareIDAndBranch( | 1450 LInstruction* LChunkBuilder::DoCompareIDAndBranch( |
1451 HCompareIDAndBranch* instr) { | 1451 HCompareIDAndBranch* instr) { |
1452 Representation r = instr->GetInputRepresentation(); | 1452 Representation r = instr->representation(); |
1453 if (r.IsInteger32()) { | 1453 if (r.IsInteger32()) { |
1454 ASSERT(instr->left()->representation().IsInteger32()); | 1454 ASSERT(instr->left()->representation().IsInteger32()); |
1455 ASSERT(instr->right()->representation().IsInteger32()); | 1455 ASSERT(instr->right()->representation().IsInteger32()); |
1456 LOperand* left = UseRegisterOrConstantAtStart(instr->left()); | 1456 LOperand* left = UseRegisterOrConstantAtStart(instr->left()); |
1457 LOperand* right = UseOrConstantAtStart(instr->right()); | 1457 LOperand* right = UseOrConstantAtStart(instr->right()); |
1458 return new(zone()) LCmpIDAndBranch(left, right); | 1458 return new(zone()) LCmpIDAndBranch(left, right); |
1459 } else { | 1459 } else { |
1460 ASSERT(r.IsDouble()); | 1460 ASSERT(r.IsDouble()); |
1461 ASSERT(instr->left()->representation().IsDouble()); | 1461 ASSERT(instr->left()->representation().IsDouble()); |
1462 ASSERT(instr->right()->representation().IsDouble()); | 1462 ASSERT(instr->right()->representation().IsDouble()); |
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2282 } | 2282 } |
2283 | 2283 |
2284 | 2284 |
2285 LInstruction* LChunkBuilder::DoSimulate(HSimulate* instr) { | 2285 LInstruction* LChunkBuilder::DoSimulate(HSimulate* instr) { |
2286 HEnvironment* env = current_block_->last_environment(); | 2286 HEnvironment* env = current_block_->last_environment(); |
2287 ASSERT(env != NULL); | 2287 ASSERT(env != NULL); |
2288 | 2288 |
2289 env->set_ast_id(instr->ast_id()); | 2289 env->set_ast_id(instr->ast_id()); |
2290 | 2290 |
2291 env->Drop(instr->pop_count()); | 2291 env->Drop(instr->pop_count()); |
2292 for (int i = 0; i < instr->values()->length(); ++i) { | 2292 for (int i = instr->values()->length() - 1; i >= 0; --i) { |
2293 HValue* value = instr->values()->at(i); | 2293 HValue* value = instr->values()->at(i); |
2294 if (instr->HasAssignedIndexAt(i)) { | 2294 if (instr->HasAssignedIndexAt(i)) { |
2295 env->Bind(instr->GetAssignedIndexAt(i), value); | 2295 env->Bind(instr->GetAssignedIndexAt(i), value); |
2296 } else { | 2296 } else { |
2297 env->Push(value); | 2297 env->Push(value); |
2298 } | 2298 } |
2299 } | 2299 } |
2300 | 2300 |
2301 // If there is an instruction pending deoptimization environment create a | 2301 // If there is an instruction pending deoptimization environment create a |
2302 // lazy bailout instruction to capture the environment. | 2302 // lazy bailout instruction to capture the environment. |
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2401 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2401 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2402 LOperand* object = UseRegister(instr->object()); | 2402 LOperand* object = UseRegister(instr->object()); |
2403 LOperand* index = UseTempRegister(instr->index()); | 2403 LOperand* index = UseTempRegister(instr->index()); |
2404 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); | 2404 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); |
2405 } | 2405 } |
2406 | 2406 |
2407 | 2407 |
2408 } } // namespace v8::internal | 2408 } } // namespace v8::internal |
2409 | 2409 |
2410 #endif // V8_TARGET_ARCH_IA32 | 2410 #endif // V8_TARGET_ARCH_IA32 |
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