blob: fd0d381c30e13da9ee4b0c643654db9622aa287c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_COMPILER_BINARY_OPERATOR_REDUCER_H_
#define V8_COMPILER_BINARY_OPERATOR_REDUCER_H_
#include "src/compiler/graph-reducer.h"
namespace v8 {
namespace internal {
namespace compiler {
// Forward declarations.
class CommonOperatorBuilder;
class Graph;
class MachineOperatorBuilder;
class Operator;
// Performs strength reduction on nodes that have common operators.
class BinaryOperatorReducer final : public AdvancedReducer {
public:
BinaryOperatorReducer(Editor* editor, Graph* graph,
CommonOperatorBuilder* common,
MachineOperatorBuilder* machine);
~BinaryOperatorReducer() final {}
Reduction Reduce(Node* node) final;
private:
Reduction ReduceFloat52Mul(Node* node);
Reduction ReduceFloat52Div(Node* node);
Reduction Change(Node* node, Operator const* op, Node* a);
Graph* graph() const { return graph_; }
CommonOperatorBuilder* common() const { return common_; }
MachineOperatorBuilder* machine() const { return machine_; }
Node* dead() const { return dead_; }
Graph* const graph_;
CommonOperatorBuilder* const common_;
MachineOperatorBuilder* const machine_;
Node* const dead_;
};
} // namespace compiler
} // namespace internal
} // namespace v8
#endif // V8_COMPILER_BINARY_OPERATOR_REDUCER_H_
|