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| 1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef V8_COMPILER_MACHINE_OPERATOR_REDUCER_H_ | 5 #ifndef V8_COMPILER_MACHINE_OPERATOR_REDUCER_H_ |
| 6 #define V8_COMPILER_MACHINE_OPERATOR_REDUCER_H_ | 6 #define V8_COMPILER_MACHINE_OPERATOR_REDUCER_H_ |
| 7 | 7 |
| 8 #include "src/compiler/graph-reducer.h" | 8 #include "src/compiler/graph-reducer.h" |
| 9 #include "src/compiler/machine-operator.h" | 9 #include "src/compiler/machine-operator.h" |
| 10 | 10 |
| 11 namespace v8 { | 11 namespace v8 { |
| 12 namespace internal { | 12 namespace internal { |
| 13 namespace compiler { | 13 namespace compiler { |
| 14 | 14 |
| 15 // Forward declarations. | 15 // Forward declarations. |
| 16 class CommonOperatorBuilder; | 16 class CommonOperatorBuilder; |
| 17 class JSGraph; | 17 class JSGraph; |
| 18 | 18 |
| 19 | 19 |
| 20 // Performs constant folding and strength reduction on nodes that have | 20 // Performs constant folding and strength reduction on nodes that have |
| 21 // machine operators. | 21 // machine operators. |
| 22 class MachineOperatorReducer FINAL : public Reducer { | 22 class MachineOperatorReducer final : public Reducer { |
| 23 public: | 23 public: |
| 24 explicit MachineOperatorReducer(JSGraph* jsgraph); | 24 explicit MachineOperatorReducer(JSGraph* jsgraph); |
| 25 ~MachineOperatorReducer(); | 25 ~MachineOperatorReducer(); |
| 26 | 26 |
| 27 Reduction Reduce(Node* node) OVERRIDE; | 27 Reduction Reduce(Node* node) override; |
| 28 | 28 |
| 29 private: | 29 private: |
| 30 Node* Float32Constant(volatile float value); | 30 Node* Float32Constant(volatile float value); |
| 31 Node* Float64Constant(volatile double value); | 31 Node* Float64Constant(volatile double value); |
| 32 Node* Int32Constant(int32_t value); | 32 Node* Int32Constant(int32_t value); |
| 33 Node* Int64Constant(int64_t value); | 33 Node* Int64Constant(int64_t value); |
| 34 Node* Uint32Constant(uint32_t value) { | 34 Node* Uint32Constant(uint32_t value) { |
| 35 return Int32Constant(bit_cast<uint32_t>(value)); | 35 return Int32Constant(bit_cast<uint32_t>(value)); |
| 36 } | 36 } |
| 37 Node* Word32And(Node* lhs, Node* rhs); | 37 Node* Word32And(Node* lhs, Node* rhs); |
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| 87 MachineOperatorBuilder* machine() const; | 87 MachineOperatorBuilder* machine() const; |
| 88 | 88 |
| 89 JSGraph* jsgraph_; | 89 JSGraph* jsgraph_; |
| 90 }; | 90 }; |
| 91 | 91 |
| 92 } // namespace compiler | 92 } // namespace compiler |
| 93 } // namespace internal | 93 } // namespace internal |
| 94 } // namespace v8 | 94 } // namespace v8 |
| 95 | 95 |
| 96 #endif // V8_COMPILER_MACHINE_OPERATOR_REDUCER_H_ | 96 #endif // V8_COMPILER_MACHINE_OPERATOR_REDUCER_H_ |
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