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
3 // found in the LICENSE file.
5 #ifndef V8_COMPILER_MACHINE_OPERATOR_REDUCER_H_
6 #define V8_COMPILER_MACHINE_OPERATOR_REDUCER_H_
8 #include "src/compiler/graph-reducer.h"
9 #include "src/compiler/machine-operator.h"
15 // Forward declarations.
16 class CommonOperatorBuilder;
20 // Performs constant folding and strength reduction on nodes that have
22 class MachineOperatorReducer FINAL : public Reducer {
24 explicit MachineOperatorReducer(JSGraph* jsgraph);
25 ~MachineOperatorReducer();
27 virtual Reduction Reduce(Node* node) OVERRIDE;
30 Node* Float32Constant(volatile float value);
31 Node* Float64Constant(volatile double value);
32 Node* Int32Constant(int32_t value);
33 Node* Int64Constant(int64_t value);
35 Reduction ReplaceBool(bool value) { return ReplaceInt32(value ? 1 : 0); }
36 Reduction ReplaceFloat32(volatile float value) {
37 return Replace(Float32Constant(value));
39 Reduction ReplaceFloat64(volatile double value) {
40 return Replace(Float64Constant(value));
42 Reduction ReplaceInt32(int32_t value) {
43 return Replace(Int32Constant(value));
45 Reduction ReplaceInt64(int64_t value) {
46 return Replace(Int64Constant(value));
49 Reduction ReduceProjection(size_t index, Node* node);
52 JSGraph* jsgraph() const { return jsgraph_; }
53 CommonOperatorBuilder* common() const;
54 MachineOperatorBuilder* machine() const;
59 } // namespace compiler
60 } // namespace internal
63 #endif // V8_COMPILER_MACHINE_OPERATOR_REDUCER_H_