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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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1382 ASSERT(instr->right()->representation().IsTagged()); | 1382 ASSERT(instr->right()->representation().IsTagged()); |
1383 LOperand* left = UseFixed(instr->left(), rdx); | 1383 LOperand* left = UseFixed(instr->left(), rdx); |
1384 LOperand* right = UseFixed(instr->right(), rax); | 1384 LOperand* right = UseFixed(instr->right(), rax); |
1385 LCmpT* result = new(zone()) LCmpT(left, right); | 1385 LCmpT* result = new(zone()) LCmpT(left, right); |
1386 return MarkAsCall(DefineFixed(result, rax), instr); | 1386 return MarkAsCall(DefineFixed(result, rax), instr); |
1387 } | 1387 } |
1388 | 1388 |
1389 | 1389 |
1390 LInstruction* LChunkBuilder::DoCompareIDAndBranch( | 1390 LInstruction* LChunkBuilder::DoCompareIDAndBranch( |
1391 HCompareIDAndBranch* instr) { | 1391 HCompareIDAndBranch* instr) { |
1392 Representation r = instr->GetInputRepresentation(); | 1392 Representation r = instr->representation(); |
1393 if (r.IsInteger32()) { | 1393 if (r.IsInteger32()) { |
1394 ASSERT(instr->left()->representation().IsInteger32()); | 1394 ASSERT(instr->left()->representation().IsInteger32()); |
1395 ASSERT(instr->right()->representation().IsInteger32()); | 1395 ASSERT(instr->right()->representation().IsInteger32()); |
1396 LOperand* left = UseRegisterOrConstantAtStart(instr->left()); | 1396 LOperand* left = UseRegisterOrConstantAtStart(instr->left()); |
1397 LOperand* right = UseOrConstantAtStart(instr->right()); | 1397 LOperand* right = UseOrConstantAtStart(instr->right()); |
1398 return new(zone()) LCmpIDAndBranch(left, right); | 1398 return new(zone()) LCmpIDAndBranch(left, right); |
1399 } else { | 1399 } else { |
1400 ASSERT(r.IsDouble()); | 1400 ASSERT(r.IsDouble()); |
1401 ASSERT(instr->left()->representation().IsDouble()); | 1401 ASSERT(instr->left()->representation().IsDouble()); |
1402 ASSERT(instr->right()->representation().IsDouble()); | 1402 ASSERT(instr->right()->representation().IsDouble()); |
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2145 } | 2145 } |
2146 | 2146 |
2147 | 2147 |
2148 LInstruction* LChunkBuilder::DoSimulate(HSimulate* instr) { | 2148 LInstruction* LChunkBuilder::DoSimulate(HSimulate* instr) { |
2149 HEnvironment* env = current_block_->last_environment(); | 2149 HEnvironment* env = current_block_->last_environment(); |
2150 ASSERT(env != NULL); | 2150 ASSERT(env != NULL); |
2151 | 2151 |
2152 env->set_ast_id(instr->ast_id()); | 2152 env->set_ast_id(instr->ast_id()); |
2153 | 2153 |
2154 env->Drop(instr->pop_count()); | 2154 env->Drop(instr->pop_count()); |
2155 for (int i = 0; i < instr->values()->length(); ++i) { | 2155 for (int i = instr->values()->length() - 1; i >= 0; --i) { |
2156 HValue* value = instr->values()->at(i); | 2156 HValue* value = instr->values()->at(i); |
2157 if (instr->HasAssignedIndexAt(i)) { | 2157 if (instr->HasAssignedIndexAt(i)) { |
2158 env->Bind(instr->GetAssignedIndexAt(i), value); | 2158 env->Bind(instr->GetAssignedIndexAt(i), value); |
2159 } else { | 2159 } else { |
2160 env->Push(value); | 2160 env->Push(value); |
2161 } | 2161 } |
2162 } | 2162 } |
2163 | 2163 |
2164 // If there is an instruction pending deoptimization environment create a | 2164 // If there is an instruction pending deoptimization environment create a |
2165 // lazy bailout instruction to capture the environment. | 2165 // lazy bailout instruction to capture the environment. |
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2259 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2259 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2260 LOperand* object = UseRegister(instr->object()); | 2260 LOperand* object = UseRegister(instr->object()); |
2261 LOperand* index = UseTempRegister(instr->index()); | 2261 LOperand* index = UseTempRegister(instr->index()); |
2262 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); | 2262 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); |
2263 } | 2263 } |
2264 | 2264 |
2265 | 2265 |
2266 } } // namespace v8::internal | 2266 } } // namespace v8::internal |
2267 | 2267 |
2268 #endif // V8_TARGET_ARCH_X64 | 2268 #endif // V8_TARGET_ARCH_X64 |
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