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/*
* Copyright (C) 2011 Andes Technology Corporation
* Copyright (C) 2010 Shawn Lin (nobuhiro@andestech.com)
* Copyright (C) 2011 Macpaul Lin (macpaul@andestech.com)
* Copyright (C) 2017 Rick Chen (rick@andestech.com)
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#ifndef __ASM_RISCV_STRING_H
#define __ASM_RISCV_STRING_H
/*
* We don't do inline string functions, since the
* optimised inline asm versions are not small.
*/
#undef __HAVE_ARCH_STRRCHR
#undef __HAVE_ARCH_STRCHR
#undef __HAVE_ARCH_MEMCPY
#undef __HAVE_ARCH_MEMMOVE
#undef __HAVE_ARCH_MEMCHR
#undef __HAVE_ARCH_MEMZERO
#undef __HAVE_ARCH_MEMSET
#ifdef CONFIG_MARCO_MEMSET
#define memset(_p, _v, _n) \
(typeof(_p) (p) = (_p); \
typeof(_v) (v) = (_v); \
typeof(_n) (n) = (_n); \
{ \
if ((n) != 0) { \
if (__builtin_constant_p((v)) && (v) == 0) \
__memzero((p), (n)); \
else \
memset((p), (v), (n)); \
} \
(p); \
})
#define memzero(_p, _n) \
(typeof(_p) (p) = (_p); \
typeof(_n) (n) = (_n); \
{ if ((n) != 0) __memzero((p), (n)); (p); })
#endif
#endif /* __ASM_RISCV_STRING_H */