[SPARC64]: Range check bus number in SUN4V PCI controller driver.
[linux-2.6] / arch / i386 / lib / memcpy.c
1 #include <linux/config.h>
2 #include <linux/string.h>
3 #include <linux/module.h>
4
5 #undef memcpy
6 #undef memset
7
8 void *memcpy(void *to, const void *from, size_t n)
9 {
10 #ifdef CONFIG_X86_USE_3DNOW
11         return __memcpy3d(to, from, n);
12 #else
13         return __memcpy(to, from, n);
14 #endif
15 }
16 EXPORT_SYMBOL(memcpy);
17
18 void *memset(void *s, int c, size_t count)
19 {
20         return __memset(s, c, count);
21 }
22 EXPORT_SYMBOL(memset);
23
24 void *memmove(void *dest, const void *src, size_t n)
25 {
26         int d0, d1, d2;
27
28         if (dest < src) {
29                 memcpy(dest,src,n);
30         } else {
31                 __asm__ __volatile__(
32                         "std\n\t"
33                         "rep\n\t"
34                         "movsb\n\t"
35                         "cld"
36                         : "=&c" (d0), "=&S" (d1), "=&D" (d2)
37                         :"0" (n),
38                          "1" (n-1+(const char *)src),
39                          "2" (n-1+(char *)dest)
40                         :"memory");
41         }
42         return dest;
43 }
44 EXPORT_SYMBOL(memmove);