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Issue 316133002: Move atomic ops and related files to base library (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: updates Created 6 years, 6 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 #include "src/elements-kind.h" 5 #include "src/elements-kind.h"
6 6
7 #include "src/api.h" 7 #include "src/api.h"
8 #include "src/base/lazy-instance.h"
8 #include "src/elements.h" 9 #include "src/elements.h"
9 #include "src/objects.h" 10 #include "src/objects.h"
10 11
11 namespace v8 { 12 namespace v8 {
12 namespace internal { 13 namespace internal {
13 14
14 15
15 int ElementsKindToShiftSize(ElementsKind elements_kind) { 16 int ElementsKindToShiftSize(ElementsKind elements_kind) {
16 switch (elements_kind) { 17 switch (elements_kind) {
17 case EXTERNAL_INT8_ELEMENTS: 18 case EXTERNAL_INT8_ELEMENTS:
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95 STATIC_ASSERT(FAST_SMI_ELEMENTS + kFastElementsKindPackedToHoley == 96 STATIC_ASSERT(FAST_SMI_ELEMENTS + kFastElementsKindPackedToHoley ==
96 FAST_HOLEY_SMI_ELEMENTS); 97 FAST_HOLEY_SMI_ELEMENTS);
97 STATIC_ASSERT(FAST_DOUBLE_ELEMENTS + kFastElementsKindPackedToHoley == 98 STATIC_ASSERT(FAST_DOUBLE_ELEMENTS + kFastElementsKindPackedToHoley ==
98 FAST_HOLEY_DOUBLE_ELEMENTS); 99 FAST_HOLEY_DOUBLE_ELEMENTS);
99 STATIC_ASSERT(FAST_ELEMENTS + kFastElementsKindPackedToHoley == 100 STATIC_ASSERT(FAST_ELEMENTS + kFastElementsKindPackedToHoley ==
100 FAST_HOLEY_ELEMENTS); 101 FAST_HOLEY_ELEMENTS);
101 } 102 }
102 }; 103 };
103 104
104 105
105 static LazyInstance<ElementsKind*, 106 static base::LazyInstance<ElementsKind*,
106 InitializeFastElementsKindSequence>::type 107 InitializeFastElementsKindSequence>::type
107 fast_elements_kind_sequence = LAZY_INSTANCE_INITIALIZER; 108 fast_elements_kind_sequence = LAZY_INSTANCE_INITIALIZER;
108 109
109 110
110 ElementsKind GetFastElementsKindFromSequenceIndex(int sequence_number) { 111 ElementsKind GetFastElementsKindFromSequenceIndex(int sequence_number) {
111 ASSERT(sequence_number >= 0 && 112 ASSERT(sequence_number >= 0 &&
112 sequence_number < kFastElementsKindCount); 113 sequence_number < kFastElementsKindCount);
113 return fast_elements_kind_sequence.Get()[sequence_number]; 114 return fast_elements_kind_sequence.Get()[sequence_number];
114 } 115 }
115 116
116 117
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201 return false; 202 return false;
202 default: 203 default:
203 return false; 204 return false;
204 } 205 }
205 } 206 }
206 return false; 207 return false;
207 } 208 }
208 209
209 210
210 } } // namespace v8::internal 211 } } // namespace v8::internal
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