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Side by Side Diff: src/compiler/node-matchers.h

Issue 526223002: Use Chrome compatible naming for compiler specifics. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: mips Created 6 years, 3 months ago
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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_NODE_MATCHERS_H_ 5 #ifndef V8_COMPILER_NODE_MATCHERS_H_
6 #define V8_COMPILER_NODE_MATCHERS_H_ 6 #define V8_COMPILER_NODE_MATCHERS_H_
7 7
8 #include "src/compiler/common-operator.h" 8 #include "src/compiler/common-operator.h"
9 #include "src/compiler/node.h" 9 #include "src/compiler/node.h"
10 10
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60 } 60 }
61 61
62 private: 62 private:
63 T value_; 63 T value_;
64 bool has_value_; 64 bool has_value_;
65 }; 65 };
66 66
67 67
68 // A pattern matcher for integer constants. 68 // A pattern matcher for integer constants.
69 template <typename T> 69 template <typename T>
70 struct IntMatcher V8_FINAL : public ValueMatcher<T> { 70 struct IntMatcher FINAL : public ValueMatcher<T> {
71 explicit IntMatcher(Node* node) : ValueMatcher<T>(node) {} 71 explicit IntMatcher(Node* node) : ValueMatcher<T>(node) {}
72 72
73 bool IsPowerOf2() const { 73 bool IsPowerOf2() const {
74 return this->HasValue() && this->Value() > 0 && 74 return this->HasValue() && this->Value() > 0 &&
75 (this->Value() & (this->Value() - 1)) == 0; 75 (this->Value() & (this->Value() - 1)) == 0;
76 } 76 }
77 }; 77 };
78 78
79 typedef IntMatcher<int32_t> Int32Matcher; 79 typedef IntMatcher<int32_t> Int32Matcher;
80 typedef IntMatcher<uint32_t> Uint32Matcher; 80 typedef IntMatcher<uint32_t> Uint32Matcher;
81 typedef IntMatcher<int64_t> Int64Matcher; 81 typedef IntMatcher<int64_t> Int64Matcher;
82 typedef IntMatcher<uint64_t> Uint64Matcher; 82 typedef IntMatcher<uint64_t> Uint64Matcher;
83 83
84 84
85 // A pattern matcher for floating point constants. 85 // A pattern matcher for floating point constants.
86 template <typename T> 86 template <typename T>
87 struct FloatMatcher V8_FINAL : public ValueMatcher<T> { 87 struct FloatMatcher FINAL : public ValueMatcher<T> {
88 explicit FloatMatcher(Node* node) : ValueMatcher<T>(node) {} 88 explicit FloatMatcher(Node* node) : ValueMatcher<T>(node) {}
89 89
90 bool IsNaN() const { return this->HasValue() && std::isnan(this->Value()); } 90 bool IsNaN() const { return this->HasValue() && std::isnan(this->Value()); }
91 }; 91 };
92 92
93 typedef FloatMatcher<double> Float64Matcher; 93 typedef FloatMatcher<double> Float64Matcher;
94 94
95 95
96 // A pattern matcher for heap object constants. 96 // A pattern matcher for heap object constants.
97 struct HeapObjectMatcher V8_FINAL 97 struct HeapObjectMatcher FINAL
98 : public ValueMatcher<PrintableUnique<HeapObject> > { 98 : public ValueMatcher<PrintableUnique<HeapObject> > {
99 explicit HeapObjectMatcher(Node* node) 99 explicit HeapObjectMatcher(Node* node)
100 : ValueMatcher<PrintableUnique<HeapObject> >(node) {} 100 : ValueMatcher<PrintableUnique<HeapObject> >(node) {}
101 101
102 bool IsKnownGlobal(HeapObject* global) const { 102 bool IsKnownGlobal(HeapObject* global) const {
103 return HasValue() && Value().IsKnownGlobal(global); 103 return HasValue() && Value().IsKnownGlobal(global);
104 } 104 }
105 }; 105 };
106 106
107 107
108 // For shorter pattern matching code, this struct matches both the left and 108 // For shorter pattern matching code, this struct matches both the left and
109 // right hand sides of a binary operation and can put constants on the right 109 // right hand sides of a binary operation and can put constants on the right
110 // if they appear on the left hand side of a commutative operation. 110 // if they appear on the left hand side of a commutative operation.
111 template <typename Left, typename Right> 111 template <typename Left, typename Right>
112 struct BinopMatcher V8_FINAL : public NodeMatcher { 112 struct BinopMatcher FINAL : public NodeMatcher {
113 explicit BinopMatcher(Node* node) 113 explicit BinopMatcher(Node* node)
114 : NodeMatcher(node), left_(InputAt(0)), right_(InputAt(1)) { 114 : NodeMatcher(node), left_(InputAt(0)), right_(InputAt(1)) {
115 if (HasProperty(Operator::kCommutative)) PutConstantOnRight(); 115 if (HasProperty(Operator::kCommutative)) PutConstantOnRight();
116 } 116 }
117 117
118 const Left& left() const { return left_; } 118 const Left& left() const { return left_; }
119 const Right& right() const { return right_; } 119 const Right& right() const { return right_; }
120 120
121 bool IsFoldable() const { return left().HasValue() && right().HasValue(); } 121 bool IsFoldable() const { return left().HasValue() && right().HasValue(); }
122 bool LeftEqualsRight() const { return left().node() == right().node(); } 122 bool LeftEqualsRight() const { return left().node() == right().node(); }
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137 typedef BinopMatcher<Int32Matcher, Int32Matcher> Int32BinopMatcher; 137 typedef BinopMatcher<Int32Matcher, Int32Matcher> Int32BinopMatcher;
138 typedef BinopMatcher<Uint32Matcher, Uint32Matcher> Uint32BinopMatcher; 138 typedef BinopMatcher<Uint32Matcher, Uint32Matcher> Uint32BinopMatcher;
139 typedef BinopMatcher<Int64Matcher, Int64Matcher> Int64BinopMatcher; 139 typedef BinopMatcher<Int64Matcher, Int64Matcher> Int64BinopMatcher;
140 typedef BinopMatcher<Uint64Matcher, Uint64Matcher> Uint64BinopMatcher; 140 typedef BinopMatcher<Uint64Matcher, Uint64Matcher> Uint64BinopMatcher;
141 typedef BinopMatcher<Float64Matcher, Float64Matcher> Float64BinopMatcher; 141 typedef BinopMatcher<Float64Matcher, Float64Matcher> Float64BinopMatcher;
142 } 142 }
143 } 143 }
144 } // namespace v8::internal::compiler 144 } // namespace v8::internal::compiler
145 145
146 #endif // V8_COMPILER_NODE_MATCHERS_H_ 146 #endif // V8_COMPILER_NODE_MATCHERS_H_
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