2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (c) 1994, 1995, 1996, 1997, 1998, 2001 Ralf Baechle
7 * Copyright (c) 2001 MIPS Technologies, Inc.
10 #define __ASM_STRING_H
12 #include <linux/config.h>
14 #define __HAVE_ARCH_STRCPY
15 extern __inline__ char *strcpy(char *__dest, __const__ char *__src)
17 char *__xdest = __dest;
22 "1:\tlbu\t$1,(%1)\n\t"
29 : "=r" (__dest), "=r" (__src)
30 : "0" (__dest), "1" (__src)
36 #define __HAVE_ARCH_STRNCPY
37 extern __inline__ char *strncpy(char *__dest, __const__ char *__src, size_t __n)
39 char *__xdest = __dest;
47 "1:\tlbu\t$1,(%1)\n\t"
57 : "=r" (__dest), "=r" (__src), "=r" (__n)
58 : "0" (__dest), "1" (__src), "2" (__n)
64 #define __HAVE_ARCH_STRCMP
65 extern __inline__ int strcmp(__const__ char *__cs, __const__ char *__ct)
73 "1:\tlbu\t$1,(%1)\n\t"
79 #if defined(CONFIG_CPU_R3000)
86 : "=r" (__cs), "=r" (__ct), "=r" (__res)
87 : "0" (__cs), "1" (__ct));
92 #define __HAVE_ARCH_STRNCMP
94 strncmp(__const__ char *__cs, __const__ char *__ct, size_t __count)
101 "1:\tlbu\t%3,(%0)\n\t"
110 #if defined(CONFIG_CPU_R3000)
114 "3:\tsubu\t%3,$1\n\t"
117 : "=r" (__cs), "=r" (__ct), "=r" (__count), "=r" (__res)
118 : "0" (__cs), "1" (__ct), "2" (__count));
123 #define __HAVE_ARCH_MEMSET
124 extern void *memset(void *__s, int __c, size_t __count);
126 #define __HAVE_ARCH_MEMCPY
127 extern void *memcpy(void *__to, __const__ void *__from, size_t __n);
129 #define __HAVE_ARCH_MEMMOVE
130 extern void *memmove(void *__dest, __const__ void *__src, size_t __n);
132 /* Don't build bcopy at all ... */
133 #define __HAVE_ARCH_BCOPY
135 #define __HAVE_ARCH_MEMSCAN
136 extern __inline__ void *memscan(void *__addr, int __c, size_t __size)
138 char *__end = (char *)__addr + __size;
139 unsigned char __uc = (unsigned char) __c;
141 __asm__(".set\tpush\n\t"
144 "1:\tbeq\t%0,%1,2f\n\t"
149 : "=r" (__addr), "=r" (__end)
150 : "0" (__addr), "1" (__end), "Jr" (__uc));
155 #endif /* __ASM_STRING_H */