1#ifndef __ALPHA_STRING_H__
2#define __ALPHA_STRING_H__
3
4#ifdef __KERNEL__
5
6
7
8
9
10
11
12
13#define __HAVE_ARCH_MEMCPY
14extern void * memcpy(void *, const void *, size_t);
15#define __HAVE_ARCH_MEMMOVE
16extern void * memmove(void *, const void *, size_t);
17
18
19extern void * __memcpy(void *, const void *, size_t);
20
21#define memcpy __builtin_memcpy
22
23#define __HAVE_ARCH_MEMSET
24extern void * __constant_c_memset(void *, unsigned long, size_t);
25extern void * ___memset(void *, int, size_t);
26extern void * __memset(void *, int, size_t);
27extern void * memset(void *, int, size_t);
28
29
30
31
32extern inline void *__memset(void *s, int c, size_t n)
33{
34 if (__builtin_constant_p(c)) {
35 if (__builtin_constant_p(n)) {
36 return __builtin_memset(s, c, n);
37 } else {
38 unsigned long c8 = (c & 0xff) * 0x0101010101010101UL;
39 return __constant_c_memset(s, c8, n);
40 }
41 }
42 return ___memset(s, c, n);
43}
44
45#define memset __memset
46
47#define __HAVE_ARCH_STRCPY
48extern char * strcpy(char *,const char *);
49#define __HAVE_ARCH_STRNCPY
50extern char * strncpy(char *, const char *, size_t);
51#define __HAVE_ARCH_STRCAT
52extern char * strcat(char *, const char *);
53#define __HAVE_ARCH_STRNCAT
54extern char * strncat(char *, const char *, size_t);
55#define __HAVE_ARCH_STRCHR
56extern char * strchr(const char *,int);
57#define __HAVE_ARCH_STRRCHR
58extern char * strrchr(const char *,int);
59#define __HAVE_ARCH_STRLEN
60extern size_t strlen(const char *);
61#define __HAVE_ARCH_MEMCHR
62extern void * memchr(const void *, int, size_t);
63
64
65
66
67
68#define __HAVE_ARCH_MEMSETW
69extern void * __memsetw(void *dest, unsigned short, size_t count);
70
71#define memsetw(s, c, n) \
72(__builtin_constant_p(c) \
73 ? __constant_c_memset((s),0x0001000100010001UL*(unsigned short)(c),(n)) \
74 : __memsetw((s),(c),(n)))
75
76#endif
77
78#endif
79