diff options
Diffstat (limited to 'include/cutils/atomic-inline.h')
-rw-r--r-- | include/cutils/atomic-inline.h | 59 |
1 files changed, 3 insertions, 56 deletions
diff --git a/include/cutils/atomic-inline.h b/include/cutils/atomic-inline.h index a31e913..103c5b0 100644 --- a/include/cutils/atomic-inline.h +++ b/include/cutils/atomic-inline.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2010 The Android Open Source Project + * Copyright (C) 2014 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -14,59 +14,6 @@ * limitations under the License. */ -#ifndef ANDROID_CUTILS_ATOMIC_INLINE_H -#define ANDROID_CUTILS_ATOMIC_INLINE_H - -#ifdef __cplusplus -extern "C" { +#ifndef ANDROID_CUTILS_ATOMIC_H +#include <cutils/atomic.h> #endif - -/* - * Inline declarations and macros for some special-purpose atomic - * operations. These are intended for rare circumstances where a - * memory barrier needs to be issued inline rather than as a function - * call. - * - * Most code should not use these. - * - * Anything that does include this file must set ANDROID_SMP to either - * 0 or 1, indicating compilation for UP or SMP, respectively. - * - * Macros defined in this header: - * - * void ANDROID_MEMBAR_FULL(void) - * Full memory barrier. Provides a compiler reordering barrier, and - * on SMP systems emits an appropriate instruction. - */ - -#if !defined(ANDROID_SMP) -# error "Must define ANDROID_SMP before including atomic-inline.h" -#endif - -#if defined(__aarch64__) -#include <cutils/atomic-arm64.h> -#elif defined(__arm__) -#include <cutils/atomic-arm.h> -#elif defined(__i386__) -#include <cutils/atomic-x86.h> -#elif defined(__x86_64__) -#include <cutils/atomic-x86_64.h> -#elif defined(__mips64) -#include <cutils/atomic-mips64.h> -#elif defined(__mips__) -#include <cutils/atomic-mips.h> -#else -#error atomic operations are unsupported -#endif - -#if ANDROID_SMP == 0 -#define ANDROID_MEMBAR_FULL android_compiler_barrier -#else -#define ANDROID_MEMBAR_FULL android_memory_barrier -#endif - -#ifdef __cplusplus -} -#endif - -#endif /* ANDROID_CUTILS_ATOMIC_INLINE_H */ |