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| author | Peter Tyser <ptyser@xes-inc.com> | 2010-04-12 22:28:08 -0500 | 
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2010-04-13 09:13:12 +0200 | 
| commit | 819833af39a91fa1c1e8252862bbda6f5a602f7b (patch) | |
| tree | d5c9d1628643347ab2b5a8085acfa6f96709fda3 /arch/sh/include/asm/string.h | |
| parent | 61f2b38a17f5b21c59f2afe6cf1cbb5f28638cf9 (diff) | |
| download | olio-uboot-2014.01-819833af39a91fa1c1e8252862bbda6f5a602f7b.tar.xz olio-uboot-2014.01-819833af39a91fa1c1e8252862bbda6f5a602f7b.zip | |
Move architecture-specific includes to arch/$ARCH/include/asm
This helps to clean up the include/ directory so that it only contains
non-architecture-specific headers and also matches Linux's directory
layout which many U-Boot developers are already familiar with.
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'arch/sh/include/asm/string.h')
| -rw-r--r-- | arch/sh/include/asm/string.h | 162 | 
1 files changed, 162 insertions, 0 deletions
| diff --git a/arch/sh/include/asm/string.h b/arch/sh/include/asm/string.h new file mode 100644 index 000000000..27d981b79 --- /dev/null +++ b/arch/sh/include/asm/string.h @@ -0,0 +1,162 @@ +#ifndef __ASM_SH_STRING_H +#define __ASM_SH_STRING_H + +/* + * Copyright (C) 1999 Niibe Yutaka + * But consider these trivial functions to be public domain. + * + * from linux kernel code. + */ + +#ifdef __KERNEL__               /* only set these up for kernel code */ + +#define __HAVE_ARCH_STRCPY +static inline char *strcpy(char *__dest, const char *__src) +{ +	register char *__xdest = __dest; +	unsigned long __dummy; + +	__asm__ __volatile__("1:\n\t" +			     "mov.b	@%1+, %2\n\t" +			     "mov.b	%2, @%0\n\t" +			     "cmp/eq	#0, %2\n\t" +			     "bf/s	1b\n\t" +			     " add	#1, %0\n\t" +			     : "=r" (__dest), "=r" (__src), "=&z" (__dummy) +			     : "0" (__dest), "1" (__src) +			     : "memory", "t"); + +	return __xdest; +} + +#define __HAVE_ARCH_STRNCPY +static inline char *strncpy(char *__dest, const char *__src, size_t __n) +{ +	register char *__xdest = __dest; +	unsigned long __dummy; + +	if (__n == 0) +		return __xdest; + +	__asm__ __volatile__( +		"1:\n" +		"mov.b	@%1+, %2\n\t" +		"mov.b	%2, @%0\n\t" +		"cmp/eq	#0, %2\n\t" +		"bt/s	2f\n\t" +		" cmp/eq	%5,%1\n\t" +		"bf/s	1b\n\t" +		" add	#1, %0\n" +		"2:" +		: "=r" (__dest), "=r" (__src), "=&z" (__dummy) +		: "0" (__dest), "1" (__src), "r" (__src+__n) +		: "memory", "t"); + +	return __xdest; +} + +#define __HAVE_ARCH_STRCMP +static inline int strcmp(const char *__cs, const char *__ct) +{ +	register int __res; +	unsigned long __dummy; + +	__asm__ __volatile__( +		"mov.b	@%1+, %3\n" +		"1:\n\t" +		"mov.b	@%0+, %2\n\t" +		"cmp/eq #0, %3\n\t" +		"bt	2f\n\t" +		"cmp/eq %2, %3\n\t" +		"bt/s	1b\n\t" +		" mov.b	@%1+, %3\n\t" +		"add	#-2, %1\n\t" +		"mov.b	@%1, %3\n\t" +		"sub	%3, %2\n" +		"2:" +		: "=r" (__cs), "=r" (__ct), "=&r" (__res), "=&z" (__dummy) +		: "0" (__cs), "1" (__ct) +		: "t"); + +	return __res; +} + +#define __HAVE_ARCH_STRNCMP +static inline int strncmp(const char *__cs, const char *__ct, size_t __n) +{ +	register int __res; +	unsigned long __dummy; + +	if (__n == 0) +		return 0; + +	__asm__ __volatile__( +		"mov.b	@%1+, %3\n" +		"1:\n\t" +		"mov.b	@%0+, %2\n\t" +		"cmp/eq %6, %0\n\t" +		"bt/s	2f\n\t" +		" cmp/eq #0, %3\n\t" +		"bt/s	3f\n\t" +		" cmp/eq %3, %2\n\t" +		"bt/s	1b\n\t" +		" mov.b	@%1+, %3\n\t" +		"add	#-2, %1\n\t" +		"mov.b	@%1, %3\n" +		"2:\n\t" +		"sub	%3, %2\n" +		"3:" +		:"=r" (__cs), "=r" (__ct), "=&r" (__res), "=&z" (__dummy) +		: "0" (__cs), "1" (__ct), "r" (__cs+__n) +		: "t"); + +	return __res; +} + +#undef __HAVE_ARCH_MEMSET +extern void *memset(void *__s, int __c, size_t __count); + +#undef __HAVE_ARCH_MEMCPY +extern void *memcpy(void *__to, __const__ void *__from, size_t __n); + +#undef __HAVE_ARCH_MEMMOVE +extern void *memmove(void *__dest, __const__ void *__src, size_t __n); + +#undef __HAVE_ARCH_MEMCHR +extern void *memchr(const void *__s, int __c, size_t __n); + +#undef __HAVE_ARCH_STRLEN +extern size_t strlen(const char *); + +/* arch/sh/lib/strcasecmp.c */ +extern int strcasecmp(const char *, const char *); + +#else                           /* KERNEL */ + +/* + * let user libraries deal with these, + * IMHO the kernel has no place defining these functions for user apps + */ + +#define __HAVE_ARCH_STRCPY      1 +#define __HAVE_ARCH_STRNCPY     1 +#define __HAVE_ARCH_STRCAT      1 +#define __HAVE_ARCH_STRNCAT     1 +#define __HAVE_ARCH_STRCMP      1 +#define __HAVE_ARCH_STRNCMP     1 +#define __HAVE_ARCH_STRNICMP    1 +#define __HAVE_ARCH_STRCHR      1 +#define __HAVE_ARCH_STRRCHR     1 +#define __HAVE_ARCH_STRSTR      1 +#define __HAVE_ARCH_STRLEN      1 +#define __HAVE_ARCH_STRNLEN     1 +#define __HAVE_ARCH_MEMSET      1 +#define __HAVE_ARCH_MEMCPY      1 +#define __HAVE_ARCH_MEMMOVE     1 +#define __HAVE_ARCH_MEMSCAN     1 +#define __HAVE_ARCH_MEMCMP      1 +#define __HAVE_ARCH_MEMCHR      1 +#define __HAVE_ARCH_STRTOK      1 + +#endif /* KERNEL */ +#endif /* __ASM_SH_STRING_H */ |