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include/asm-x86/string_64.h: checkpatch cleanups - formatting only

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Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Joe Perches 2008-03-23 01:03:34 -07:00 committed by Ingo Molnar
parent 06b0f574ea
commit 953b2f1ed6
1 changed files with 33 additions and 33 deletions
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66
include/asm-x86/string_64.h
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@ -3,26 +3,24 @@
#ifdef __KERNEL__ #ifdef __KERNEL__
/* Written 2002 by Andi Kleen */ /* Written 2002 by Andi Kleen */
/* Only used for special circumstances. Stolen from i386/string.h */ /* Only used for special circumstances. Stolen from i386/string.h */
static __always_inline void * static __always_inline void *__inline_memcpy(void *to, const void *from, size_t n)
__inline_memcpy(void * to, const void * from, size_t n)
{ {
unsigned long d0, d1, d2; unsigned long d0, d1, d2;
__asm__ __volatile__( asm volatile("rep ; movsl\n\t"
"rep ; movsl\n\t" "testb $2,%b4\n\t"
"testb $2,%b4\n\t" "je 1f\n\t"
"je 1f\n\t" "movsw\n"
"movsw\n" "1:\ttestb $1,%b4\n\t"
"1:\ttestb $1,%b4\n\t" "je 2f\n\t"
"je 2f\n\t" "movsb\n"
"movsb\n" "2:"
"2:" : "=&c" (d0), "=&D" (d1), "=&S" (d2)
: "=&c" (d0), "=&D" (d1), "=&S" (d2) : "0" (n / 4), "q" (n), "1" ((long)to), "2" ((long)from)
:"0" (n/4), "q" (n),"1" ((long) to),"2" ((long) from) : "memory");
: "memory"); return to;
return (to);
} }
/* Even with __builtin_ the compiler may decide to use the out of line /* Even with __builtin_ the compiler may decide to use the out of line
@ -32,28 +30,30 @@ return (to);
#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4 #if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4
extern void *memcpy(void *to, const void *from, size_t len); extern void *memcpy(void *to, const void *from, size_t len);
#else #else
extern void *__memcpy(void *to, const void *from, size_t len); extern void *__memcpy(void *to, const void *from, size_t len);
#define memcpy(dst,src,len) \ #define memcpy(dst, src, len) \
({ size_t __len = (len); \ ({ \
void *__ret; \ size_t __len = (len); \
if (__builtin_constant_p(len) && __len >= 64) \ void *__ret; \
__ret = __memcpy((dst),(src),__len); \ if (__builtin_constant_p(len) && __len >= 64) \
else \ __ret = __memcpy((dst), (src), __len); \
__ret = __builtin_memcpy((dst),(src),__len); \ else \
__ret; }) __ret = __builtin_memcpy((dst), (src), __len); \
__ret; \
})
#endif #endif
#define __HAVE_ARCH_MEMSET #define __HAVE_ARCH_MEMSET
void *memset(void *s, int c, size_t n); void *memset(void *s, int c, size_t n);
#define __HAVE_ARCH_MEMMOVE #define __HAVE_ARCH_MEMMOVE
void * memmove(void * dest,const void *src,size_t count); void *memmove(void *dest, const void *src, size_t count);
int memcmp(const void * cs,const void * ct,size_t count); int memcmp(const void *cs, const void *ct, size_t count);
size_t strlen(const char * s); size_t strlen(const char *s);
char *strcpy(char * dest,const char *src); char *strcpy(char *dest, const char *src);
char *strcat(char * dest, const char * src); char *strcat(char *dest, const char *src);
int strcmp(const char * cs,const char * ct); int strcmp(const char *cs, const char *ct);
#endif /* __KERNEL__ */ #endif /* __KERNEL__ */