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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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1402 ASSERT(instr->right()->representation().IsTagged()); | 1402 ASSERT(instr->right()->representation().IsTagged()); |
1403 LOperand* left = UseFixed(instr->left(), r1); | 1403 LOperand* left = UseFixed(instr->left(), r1); |
1404 LOperand* right = UseFixed(instr->right(), r0); | 1404 LOperand* right = UseFixed(instr->right(), r0); |
1405 LCmpT* result = new(zone()) LCmpT(left, right); | 1405 LCmpT* result = new(zone()) LCmpT(left, right); |
1406 return MarkAsCall(DefineFixed(result, r0), instr); | 1406 return MarkAsCall(DefineFixed(result, r0), instr); |
1407 } | 1407 } |
1408 | 1408 |
1409 | 1409 |
1410 LInstruction* LChunkBuilder::DoCompareIDAndBranch( | 1410 LInstruction* LChunkBuilder::DoCompareIDAndBranch( |
1411 HCompareIDAndBranch* instr) { | 1411 HCompareIDAndBranch* instr) { |
1412 Representation r = instr->GetInputRepresentation(); | 1412 Representation r = instr->representation(); |
1413 if (r.IsInteger32()) { | 1413 if (r.IsInteger32()) { |
1414 ASSERT(instr->left()->representation().IsInteger32()); | 1414 ASSERT(instr->left()->representation().IsInteger32()); |
1415 ASSERT(instr->right()->representation().IsInteger32()); | 1415 ASSERT(instr->right()->representation().IsInteger32()); |
1416 LOperand* left = UseRegisterOrConstantAtStart(instr->left()); | 1416 LOperand* left = UseRegisterOrConstantAtStart(instr->left()); |
1417 LOperand* right = UseRegisterOrConstantAtStart(instr->right()); | 1417 LOperand* right = UseRegisterOrConstantAtStart(instr->right()); |
1418 return new(zone()) LCmpIDAndBranch(left, right); | 1418 return new(zone()) LCmpIDAndBranch(left, right); |
1419 } else { | 1419 } else { |
1420 ASSERT(r.IsDouble()); | 1420 ASSERT(r.IsDouble()); |
1421 ASSERT(instr->left()->representation().IsDouble()); | 1421 ASSERT(instr->left()->representation().IsDouble()); |
1422 ASSERT(instr->right()->representation().IsDouble()); | 1422 ASSERT(instr->right()->representation().IsDouble()); |
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2161 } | 2161 } |
2162 | 2162 |
2163 | 2163 |
2164 LInstruction* LChunkBuilder::DoSimulate(HSimulate* instr) { | 2164 LInstruction* LChunkBuilder::DoSimulate(HSimulate* instr) { |
2165 HEnvironment* env = current_block_->last_environment(); | 2165 HEnvironment* env = current_block_->last_environment(); |
2166 ASSERT(env != NULL); | 2166 ASSERT(env != NULL); |
2167 | 2167 |
2168 env->set_ast_id(instr->ast_id()); | 2168 env->set_ast_id(instr->ast_id()); |
2169 | 2169 |
2170 env->Drop(instr->pop_count()); | 2170 env->Drop(instr->pop_count()); |
2171 for (int i = 0; i < instr->values()->length(); ++i) { | 2171 for (int i = instr->values()->length() - 1; i >= 0; --i) { |
2172 HValue* value = instr->values()->at(i); | 2172 HValue* value = instr->values()->at(i); |
2173 if (instr->HasAssignedIndexAt(i)) { | 2173 if (instr->HasAssignedIndexAt(i)) { |
2174 env->Bind(instr->GetAssignedIndexAt(i), value); | 2174 env->Bind(instr->GetAssignedIndexAt(i), value); |
2175 } else { | 2175 } else { |
2176 env->Push(value); | 2176 env->Push(value); |
2177 } | 2177 } |
2178 } | 2178 } |
2179 | 2179 |
2180 // If there is an instruction pending deoptimization environment create a | 2180 // If there is an instruction pending deoptimization environment create a |
2181 // lazy bailout instruction to capture the environment. | 2181 // lazy bailout instruction to capture the environment. |
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2272 | 2272 |
2273 | 2273 |
2274 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2274 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2275 LOperand* object = UseRegister(instr->object()); | 2275 LOperand* object = UseRegister(instr->object()); |
2276 LOperand* index = UseRegister(instr->index()); | 2276 LOperand* index = UseRegister(instr->index()); |
2277 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); | 2277 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); |
2278 } | 2278 } |
2279 | 2279 |
2280 | 2280 |
2281 } } // namespace v8::internal | 2281 } } // namespace v8::internal |
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