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Side by Side Diff: src/compiler/type-cache.h

Issue 2310923002: [turbofan] Also nuke Array and Function types. (Closed)
Patch Set: Created 4 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_TYPE_CACHE_H_ 5 #ifndef V8_COMPILER_TYPE_CACHE_H_
6 #define V8_COMPILER_TYPE_CACHE_H_ 6 #define V8_COMPILER_TYPE_CACHE_H_
7 7
8 #include "src/date.h" 8 #include "src/date.h"
9 #include "src/types.h" 9 #include "src/types.h"
10 10
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129 // The JSDate::weekday property always contains a tagged number in the range 129 // The JSDate::weekday property always contains a tagged number in the range
130 // [0, 6] or NaN. 130 // [0, 6] or NaN.
131 Type* const kJSDateWeekdayType = 131 Type* const kJSDateWeekdayType =
132 Type::Union(CreateRange(0, 6.0), Type::NaN(), zone()); 132 Type::Union(CreateRange(0, 6.0), Type::NaN(), zone());
133 133
134 // The JSDate::year property always contains a tagged number in the signed 134 // The JSDate::year property always contains a tagged number in the signed
135 // small range or NaN. 135 // small range or NaN.
136 Type* const kJSDateYearType = 136 Type* const kJSDateYearType =
137 Type::Union(Type::SignedSmall(), Type::NaN(), zone()); 137 Type::Union(Type::SignedSmall(), Type::NaN(), zone());
138 138
139 #define TYPED_ARRAY(TypeName, type_name, TYPE_NAME, ctype, size) \
140 Type* const k##TypeName##Array = CreateArray(k##TypeName);
141 TYPED_ARRAYS(TYPED_ARRAY)
142 #undef TYPED_ARRAY
143
144 private: 139 private:
145 Type* CreateArray(Type* element) { return Type::Array(element, zone()); }
146
147 Type* CreateArrayFunction(Type* array) {
148 Type* arg1 = Type::Union(Type::Unsigned32(), Type::Object(), zone());
149 Type* arg2 = Type::Union(Type::Unsigned32(), Type::Undefined(), zone());
150 Type* arg3 = arg2;
151 return Type::Function(array, arg1, arg2, arg3, zone());
152 }
153
154 template <typename T> 140 template <typename T>
155 Type* CreateRange() { 141 Type* CreateRange() {
156 return CreateRange(std::numeric_limits<T>::min(), 142 return CreateRange(std::numeric_limits<T>::min(),
157 std::numeric_limits<T>::max()); 143 std::numeric_limits<T>::max());
158 } 144 }
159 145
160 Type* CreateRange(double min, double max) { 146 Type* CreateRange(double min, double max) {
161 return Type::Range(min, max, zone()); 147 return Type::Range(min, max, zone());
162 } 148 }
163 149
164 Zone* zone() { return &zone_; } 150 Zone* zone() { return &zone_; }
165 }; 151 };
166 152
167 } // namespace compiler 153 } // namespace compiler
168 } // namespace internal 154 } // namespace internal
169 } // namespace v8 155 } // namespace v8
170 156
171 #endif // V8_COMPILER_TYPE_CACHE_H_ 157 #endif // V8_COMPILER_TYPE_CACHE_H_
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