diff options
Diffstat (limited to 'deps/v8/src/atomicops.h')
-rw-r--r-- | deps/v8/src/atomicops.h | 30 |
1 files changed, 5 insertions, 25 deletions
diff --git a/deps/v8/src/atomicops.h b/deps/v8/src/atomicops.h index 08be2a7d37..9289d171b8 100644 --- a/deps/v8/src/atomicops.h +++ b/deps/v8/src/atomicops.h @@ -1,29 +1,6 @@ // Copyright 2010 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. // The routines exported by this module are subtle. If you use them, even if // you get the code right, it will depend on careful reasoning about atomicity @@ -63,6 +40,7 @@ namespace v8 { namespace internal { +typedef char Atomic8; typedef int32_t Atomic32; #ifdef V8_HOST_ARCH_64_BIT // We need to be able to go between Atomic64 and AtomicWord implicitly. This @@ -120,10 +98,12 @@ Atomic32 Release_CompareAndSwap(volatile Atomic32* ptr, Atomic32 new_value); void MemoryBarrier(); +void NoBarrier_Store(volatile Atomic8* ptr, Atomic8 value); void NoBarrier_Store(volatile Atomic32* ptr, Atomic32 value); void Acquire_Store(volatile Atomic32* ptr, Atomic32 value); void Release_Store(volatile Atomic32* ptr, Atomic32 value); +Atomic8 NoBarrier_Load(volatile const Atomic8* ptr); Atomic32 NoBarrier_Load(volatile const Atomic32* ptr); Atomic32 Acquire_Load(volatile const Atomic32* ptr); Atomic32 Release_Load(volatile const Atomic32* ptr); |