diff options
Diffstat (limited to 'include/asm-s390/string.h')
-rw-r--r-- | include/asm-s390/string.h | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/include/asm-s390/string.h b/include/asm-s390/string.h deleted file mode 100644 index d074673a6d9..00000000000 --- a/include/asm-s390/string.h +++ /dev/null @@ -1,143 +0,0 @@ -/* - * include/asm-s390/string.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com), - */ - -#ifndef _S390_STRING_H_ -#define _S390_STRING_H_ - -#ifdef __KERNEL__ - -#ifndef _LINUX_TYPES_H -#include <linux/types.h> -#endif - -#define __HAVE_ARCH_MEMCHR /* inline & arch function */ -#define __HAVE_ARCH_MEMCMP /* arch function */ -#define __HAVE_ARCH_MEMCPY /* gcc builtin & arch function */ -#define __HAVE_ARCH_MEMSCAN /* inline & arch function */ -#define __HAVE_ARCH_MEMSET /* gcc builtin & arch function */ -#define __HAVE_ARCH_STRCAT /* inline & arch function */ -#define __HAVE_ARCH_STRCMP /* arch function */ -#define __HAVE_ARCH_STRCPY /* inline & arch function */ -#define __HAVE_ARCH_STRLCAT /* arch function */ -#define __HAVE_ARCH_STRLCPY /* arch function */ -#define __HAVE_ARCH_STRLEN /* inline & arch function */ -#define __HAVE_ARCH_STRNCAT /* arch function */ -#define __HAVE_ARCH_STRNCPY /* arch function */ -#define __HAVE_ARCH_STRNLEN /* inline & arch function */ -#define __HAVE_ARCH_STRRCHR /* arch function */ -#define __HAVE_ARCH_STRSTR /* arch function */ - -/* Prototypes for non-inlined arch strings functions. */ -extern int memcmp(const void *, const void *, size_t); -extern void *memcpy(void *, const void *, size_t); -extern void *memset(void *, int, size_t); -extern int strcmp(const char *,const char *); -extern size_t strlcat(char *, const char *, size_t); -extern size_t strlcpy(char *, const char *, size_t); -extern char *strncat(char *, const char *, size_t); -extern char *strncpy(char *, const char *, size_t); -extern char *strrchr(const char *, int); -extern char *strstr(const char *, const char *); - -#undef __HAVE_ARCH_MEMMOVE -#undef __HAVE_ARCH_STRCHR -#undef __HAVE_ARCH_STRNCHR -#undef __HAVE_ARCH_STRNCMP -#undef __HAVE_ARCH_STRNICMP -#undef __HAVE_ARCH_STRPBRK -#undef __HAVE_ARCH_STRSEP -#undef __HAVE_ARCH_STRSPN - -#if !defined(IN_ARCH_STRING_C) - -static inline void *memchr(const void * s, int c, size_t n) -{ - register int r0 asm("0") = (char) c; - const void *ret = s + n; - - asm volatile( - "0: srst %0,%1\n" - " jo 0b\n" - " jl 1f\n" - " la %0,0\n" - "1:" - : "+a" (ret), "+&a" (s) : "d" (r0) : "cc"); - return (void *) ret; -} - -static inline void *memscan(void *s, int c, size_t n) -{ - register int r0 asm("0") = (char) c; - const void *ret = s + n; - - asm volatile( - "0: srst %0,%1\n" - " jo 0b\n" - : "+a" (ret), "+&a" (s) : "d" (r0) : "cc"); - return (void *) ret; -} - -static inline char *strcat(char *dst, const char *src) -{ - register int r0 asm("0") = 0; - unsigned long dummy; - char *ret = dst; - - asm volatile( - "0: srst %0,%1\n" - " jo 0b\n" - "1: mvst %0,%2\n" - " jo 1b" - : "=&a" (dummy), "+a" (dst), "+a" (src) - : "d" (r0), "0" (0) : "cc", "memory" ); - return ret; -} - -static inline char *strcpy(char *dst, const char *src) -{ - register int r0 asm("0") = 0; - char *ret = dst; - - asm volatile( - "0: mvst %0,%1\n" - " jo 0b" - : "+&a" (dst), "+&a" (src) : "d" (r0) - : "cc", "memory"); - return ret; -} - -static inline size_t strlen(const char *s) -{ - register unsigned long r0 asm("0") = 0; - const char *tmp = s; - - asm volatile( - "0: srst %0,%1\n" - " jo 0b" - : "+d" (r0), "+a" (tmp) : : "cc"); - return r0 - (unsigned long) s; -} - -static inline size_t strnlen(const char * s, size_t n) -{ - register int r0 asm("0") = 0; - const char *tmp = s; - const char *end = s + n; - - asm volatile( - "0: srst %0,%1\n" - " jo 0b" - : "+a" (end), "+a" (tmp) : "d" (r0) : "cc"); - return end - s; -} - -#endif /* !IN_ARCH_STRING_C */ - -#endif /* __KERNEL__ */ - -#endif /* __S390_STRING_H_ */ |