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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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 // This module gets enough CPU information to optimize the | 5 // This module gets enough CPU information to optimize the |
6 // atomicops module on x86. | 6 // atomicops module on x86. |
7 | 7 |
8 #include <string.h> | 8 #include <string.h> // NOLINT(build/include) |
9 | 9 |
10 #include "src/base/atomicops.h" | 10 #include "src/base/atomicops.h" |
11 | 11 |
12 // This file only makes sense with atomicops_internals_x86_gcc.h -- it | 12 // This file only makes sense with atomicops_internals_x86_gcc.h -- it |
13 // depends on structs that are defined in that file. If atomicops.h | 13 // depends on structs that are defined in that file. If atomicops.h |
14 // doesn't sub-include that file, then we aren't needed, and shouldn't | 14 // doesn't sub-include that file, then we aren't needed, and shouldn't |
15 // try to do anything. | 15 // try to do anything. |
16 #ifdef V8_BASE_ATOMICOPS_INTERNALS_X86_GCC_H_ | 16 #ifdef V8_BASE_ATOMICOPS_INTERNALS_X86_GCC_H_ |
17 | 17 |
18 // Inline cpuid instruction. In PIC compilations, %ebx contains the address | 18 // Inline cpuid instruction. In PIC compilations, %ebx contains the address |
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106 | 106 |
107 | 107 |
108 // A global to get use initialized on startup via static initialization :/ | 108 // A global to get use initialized on startup via static initialization :/ |
109 AtomicOpsx86Initializer g_initer; | 109 AtomicOpsx86Initializer g_initer; |
110 | 110 |
111 } // namespace | 111 } // namespace |
112 | 112 |
113 #endif // if x86 | 113 #endif // if x86 |
114 | 114 |
115 #endif // ifdef V8_BASE_ATOMICOPS_INTERNALS_X86_GCC_H_ | 115 #endif // ifdef V8_BASE_ATOMICOPS_INTERNALS_X86_GCC_H_ |
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