diff options
Diffstat (limited to 'include/asm-x86/string_64.h')
-rw-r--r-- | include/asm-x86/string_64.h | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/include/asm-x86/string_64.h b/include/asm-x86/string_64.h deleted file mode 100644 index 52b5ab38339..00000000000 --- a/include/asm-x86/string_64.h +++ /dev/null @@ -1,60 +0,0 @@ -#ifndef _X86_64_STRING_H_ -#define _X86_64_STRING_H_ - -#ifdef __KERNEL__ - -/* Written 2002 by Andi Kleen */ - -/* Only used for special circumstances. Stolen from i386/string.h */ -static __always_inline void *__inline_memcpy(void *to, const void *from, size_t n) -{ - unsigned long d0, d1, d2; - asm volatile("rep ; movsl\n\t" - "testb $2,%b4\n\t" - "je 1f\n\t" - "movsw\n" - "1:\ttestb $1,%b4\n\t" - "je 2f\n\t" - "movsb\n" - "2:" - : "=&c" (d0), "=&D" (d1), "=&S" (d2) - : "0" (n / 4), "q" (n), "1" ((long)to), "2" ((long)from) - : "memory"); - return to; -} - -/* Even with __builtin_ the compiler may decide to use the out of line - function. */ - -#define __HAVE_ARCH_MEMCPY 1 -#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4 -extern void *memcpy(void *to, const void *from, size_t len); -#else -extern void *__memcpy(void *to, const void *from, size_t len); -#define memcpy(dst, src, len) \ -({ \ - size_t __len = (len); \ - void *__ret; \ - if (__builtin_constant_p(len) && __len >= 64) \ - __ret = __memcpy((dst), (src), __len); \ - else \ - __ret = __builtin_memcpy((dst), (src), __len); \ - __ret; \ -}) -#endif - -#define __HAVE_ARCH_MEMSET -void *memset(void *s, int c, size_t n); - -#define __HAVE_ARCH_MEMMOVE -void *memmove(void *dest, const void *src, size_t count); - -int memcmp(const void *cs, const void *ct, size_t count); -size_t strlen(const char *s); -char *strcpy(char *dest, const char *src); -char *strcat(char *dest, const char *src); -int strcmp(const char *cs, const char *ct); - -#endif /* __KERNEL__ */ - -#endif |