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/* Copyright (c) 2014, Linaro Limited
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/**
* @file
*
* Compiler related
*/
#ifndef ODP_COMPILER_H_
#define ODP_COMPILER_H_
#ifdef __cplusplus
extern "C" {
#endif
/** @addtogroup odp_compiler_optim
* Macro for old compilers
* @{
*/
/** @internal GNU compiler version */
#define GCC_VERSION (__GNUC__ * 10000 \
+ __GNUC_MINOR__ * 100 \
+ __GNUC_PATCHLEVEL__)
/**
* @internal
* Compiler __builtin_bswap16() is not available on all platforms
* until GCC 4.8.0 - work around this by offering __odp_builtin_bswap16()
* Don't use this function directly, instead see odp_byteorder.h
*/
#if GCC_VERSION < 40800
#define __odp_builtin_bswap16(u16) ((((u16)&0x00ff) << 8)|(((u16)&0xff00) >> 8))
#else
#define __odp_builtin_bswap16(u16) __builtin_bswap16(u16)
#endif
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif
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