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Side by Side Diff: src/property-details.h

Issue 507613002: Fixed inlining of constant values (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 3 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 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_PROPERTY_DETAILS_H_ 5 #ifndef V8_PROPERTY_DETAILS_H_
6 #define V8_PROPERTY_DETAILS_H_ 6 #define V8_PROPERTY_DETAILS_H_
7 7
8 #include "include/v8.h" 8 #include "include/v8.h"
9 #include "src/allocation.h" 9 #include "src/allocation.h"
10 #include "src/utils.h" 10 #include "src/utils.h"
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115 if (IsHeapObject()) return other.IsNone(); 115 if (IsHeapObject()) return other.IsNone();
116 if (kind_ == kUInteger8 && other.kind_ == kInteger8) return false; 116 if (kind_ == kUInteger8 && other.kind_ == kInteger8) return false;
117 if (kind_ == kUInteger16 && other.kind_ == kInteger16) return false; 117 if (kind_ == kUInteger16 && other.kind_ == kInteger16) return false;
118 return kind_ > other.kind_; 118 return kind_ > other.kind_;
119 } 119 }
120 120
121 bool fits_into(const Representation& other) const { 121 bool fits_into(const Representation& other) const {
122 return other.is_more_general_than(*this) || other.Equals(*this); 122 return other.is_more_general_than(*this) || other.Equals(*this);
123 } 123 }
124 124
125 bool CanContainDouble(double value);
126
127 Representation generalize(Representation other) { 125 Representation generalize(Representation other) {
128 if (other.fits_into(*this)) return *this; 126 if (other.fits_into(*this)) return *this;
129 if (other.is_more_general_than(*this)) return other; 127 if (other.is_more_general_than(*this)) return other;
130 return Representation::Tagged(); 128 return Representation::Tagged();
131 } 129 }
132 130
133 int size() const { 131 int size() const {
134 DCHECK(!IsNone()); 132 DCHECK(!IsNone());
135 if (IsInteger8() || IsUInteger8()) { 133 if (IsInteger8() || IsUInteger8()) {
136 return sizeof(uint8_t); 134 return sizeof(uint8_t);
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296 PropertyDetails(int value, PropertyAttributes attributes) { 294 PropertyDetails(int value, PropertyAttributes attributes) {
297 value_ = AttributesField::update(value, attributes); 295 value_ = AttributesField::update(value, attributes);
298 } 296 }
299 297
300 uint32_t value_; 298 uint32_t value_;
301 }; 299 };
302 300
303 } } // namespace v8::internal 301 } } // namespace v8::internal
304 302
305 #endif // V8_PROPERTY_DETAILS_H_ 303 #endif // V8_PROPERTY_DETAILS_H_
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