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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 // Redistribution and use in source and binary forms, with or without | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // modification, are permitted provided that the following conditions are | 3 // found in the LICENSE file. |
4 // met: | |
5 // | |
6 // * Redistributions of source code must retain the above copyright | |
7 // notice, this list of conditions and the following disclaimer. | |
8 // * Redistributions in binary form must reproduce the above | |
9 // copyright notice, this list of conditions and the following | |
10 // disclaimer in the documentation and/or other materials provided | |
11 // with the distribution. | |
12 // * Neither the name of Google Inc. nor the names of its | |
13 // contributors may be used to endorse or promote products derived | |
14 // from this software without specific prior written permission. | |
15 // | |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
27 | 4 |
28 // This file is an internal atomic implementation, use atomicops.h instead. | 5 // This file is an internal atomic implementation, use atomicops.h instead. |
29 // | 6 // |
30 // LinuxKernelCmpxchg and Barrier_AtomicIncrement are from Google Gears. | 7 // LinuxKernelCmpxchg and Barrier_AtomicIncrement are from Google Gears. |
31 | 8 |
32 #ifndef V8_ATOMICOPS_INTERNALS_ARM_GCC_H_ | 9 #ifndef V8_ATOMICOPS_INTERNALS_ARM_GCC_H_ |
33 #define V8_ATOMICOPS_INTERNALS_ARM_GCC_H_ | 10 #define V8_ATOMICOPS_INTERNALS_ARM_GCC_H_ |
34 | 11 |
35 #if defined(__QNXNTO__) | 12 #if defined(__QNXNTO__) |
36 #include <sys/cpuinline.h> | 13 #include <sys/cpuinline.h> |
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315 | 292 |
316 inline void NoBarrier_Store(volatile Atomic8* ptr, Atomic8 value) { | 293 inline void NoBarrier_Store(volatile Atomic8* ptr, Atomic8 value) { |
317 *ptr = value; | 294 *ptr = value; |
318 } | 295 } |
319 | 296 |
320 inline Atomic8 NoBarrier_Load(volatile const Atomic8* ptr) { return *ptr; } | 297 inline Atomic8 NoBarrier_Load(volatile const Atomic8* ptr) { return *ptr; } |
321 | 298 |
322 } } // namespace v8::internal | 299 } } // namespace v8::internal |
323 | 300 |
324 #endif // V8_ATOMICOPS_INTERNALS_ARM_GCC_H_ | 301 #endif // V8_ATOMICOPS_INTERNALS_ARM_GCC_H_ |
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