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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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1436 LOperand* context = UseFixed(instr->context(), esi); | 1436 LOperand* context = UseFixed(instr->context(), esi); |
1437 LOperand* left = UseFixed(instr->left(), edx); | 1437 LOperand* left = UseFixed(instr->left(), edx); |
1438 LOperand* right = UseFixed(instr->right(), eax); | 1438 LOperand* right = UseFixed(instr->right(), eax); |
1439 LCmpT* result = new(zone()) LCmpT(context, left, right); | 1439 LCmpT* result = new(zone()) LCmpT(context, left, right); |
1440 return MarkAsCall(DefineFixed(result, eax), instr); | 1440 return MarkAsCall(DefineFixed(result, eax), instr); |
1441 } | 1441 } |
1442 | 1442 |
1443 | 1443 |
1444 LInstruction* LChunkBuilder::DoCompareIDAndBranch( | 1444 LInstruction* LChunkBuilder::DoCompareIDAndBranch( |
1445 HCompareIDAndBranch* instr) { | 1445 HCompareIDAndBranch* instr) { |
1446 Representation r = instr->GetInputRepresentation(); | 1446 Representation r = instr->representation(); |
1447 if (r.IsInteger32()) { | 1447 if (r.IsInteger32()) { |
1448 ASSERT(instr->left()->representation().IsInteger32()); | 1448 ASSERT(instr->left()->representation().IsInteger32()); |
1449 ASSERT(instr->right()->representation().IsInteger32()); | 1449 ASSERT(instr->right()->representation().IsInteger32()); |
1450 LOperand* left = UseRegisterOrConstantAtStart(instr->left()); | 1450 LOperand* left = UseRegisterOrConstantAtStart(instr->left()); |
1451 LOperand* right = UseOrConstantAtStart(instr->right()); | 1451 LOperand* right = UseOrConstantAtStart(instr->right()); |
1452 return new(zone()) LCmpIDAndBranch(left, right); | 1452 return new(zone()) LCmpIDAndBranch(left, right); |
1453 } else { | 1453 } else { |
1454 ASSERT(r.IsDouble()); | 1454 ASSERT(r.IsDouble()); |
1455 ASSERT(instr->left()->representation().IsDouble()); | 1455 ASSERT(instr->left()->representation().IsDouble()); |
1456 ASSERT(instr->right()->representation().IsDouble()); | 1456 ASSERT(instr->right()->representation().IsDouble()); |
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2276 } | 2276 } |
2277 | 2277 |
2278 | 2278 |
2279 LInstruction* LChunkBuilder::DoSimulate(HSimulate* instr) { | 2279 LInstruction* LChunkBuilder::DoSimulate(HSimulate* instr) { |
2280 HEnvironment* env = current_block_->last_environment(); | 2280 HEnvironment* env = current_block_->last_environment(); |
2281 ASSERT(env != NULL); | 2281 ASSERT(env != NULL); |
2282 | 2282 |
2283 env->set_ast_id(instr->ast_id()); | 2283 env->set_ast_id(instr->ast_id()); |
2284 | 2284 |
2285 env->Drop(instr->pop_count()); | 2285 env->Drop(instr->pop_count()); |
2286 for (int i = 0; i < instr->values()->length(); ++i) { | 2286 for (int i = instr->values()->length() - 1; i >= 0; --i) { |
2287 HValue* value = instr->values()->at(i); | 2287 HValue* value = instr->values()->at(i); |
2288 if (instr->HasAssignedIndexAt(i)) { | 2288 if (instr->HasAssignedIndexAt(i)) { |
2289 env->Bind(instr->GetAssignedIndexAt(i), value); | 2289 env->Bind(instr->GetAssignedIndexAt(i), value); |
2290 } else { | 2290 } else { |
2291 env->Push(value); | 2291 env->Push(value); |
2292 } | 2292 } |
2293 } | 2293 } |
2294 | 2294 |
2295 // If there is an instruction pending deoptimization environment create a | 2295 // If there is an instruction pending deoptimization environment create a |
2296 // lazy bailout instruction to capture the environment. | 2296 // lazy bailout instruction to capture the environment. |
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2395 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2395 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2396 LOperand* object = UseRegister(instr->object()); | 2396 LOperand* object = UseRegister(instr->object()); |
2397 LOperand* index = UseTempRegister(instr->index()); | 2397 LOperand* index = UseTempRegister(instr->index()); |
2398 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); | 2398 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); |
2399 } | 2399 } |
2400 | 2400 |
2401 | 2401 |
2402 } } // namespace v8::internal | 2402 } } // namespace v8::internal |
2403 | 2403 |
2404 #endif // V8_TARGET_ARCH_IA32 | 2404 #endif // V8_TARGET_ARCH_IA32 |
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