diff options
Diffstat (limited to '3rdparty/libuv/src/win/atomicops-inl.h')
-rw-r--r-- | 3rdparty/libuv/src/win/atomicops-inl.h | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/3rdparty/libuv/src/win/atomicops-inl.h b/3rdparty/libuv/src/win/atomicops-inl.h deleted file mode 100644 index 61e006026c1..00000000000 --- a/3rdparty/libuv/src/win/atomicops-inl.h +++ /dev/null @@ -1,56 +0,0 @@ -/* Copyright Joyent, Inc. and other Node contributors. All rights reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef UV_WIN_ATOMICOPS_INL_H_ -#define UV_WIN_ATOMICOPS_INL_H_ - -#include "uv.h" - - -/* Atomic set operation on char */ -#ifdef _MSC_VER /* MSVC */ - -/* _InterlockedOr8 is supported by MSVC on x32 and x64. It is slightly less */ -/* efficient than InterlockedExchange, but InterlockedExchange8 does not */ -/* exist, and interlocked operations on larger targets might require the */ -/* target to be aligned. */ -#pragma intrinsic(_InterlockedOr8) - -static char __declspec(inline) uv__atomic_exchange_set(char volatile* target) { - return _InterlockedOr8(target, 1); -} - -#else /* GCC */ - -/* Mingw-32 version, hopefully this works for 64-bit gcc as well. */ -static inline char uv__atomic_exchange_set(char volatile* target) { - const char one = 1; - char old_value; - __asm__ __volatile__ ("lock xchgb %0, %1\n\t" - : "=r"(old_value), "=m"(*target) - : "0"(one), "m"(*target) - : "memory"); - return old_value; -} - -#endif - -#endif /* UV_WIN_ATOMICOPS_INL_H_ */ |