diff options
Diffstat (limited to 'arch/x86/include/asm/string_32.h')
| -rw-r--r-- | arch/x86/include/asm/string_32.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/x86/include/asm/string_32.h b/arch/x86/include/asm/string_32.h index e9ee84873de5..e371e7229042 100644 --- a/arch/x86/include/asm/string_32.h +++ b/arch/x86/include/asm/string_32.h @@ -340,6 +340,30 @@ extern void *memset(void *, int, size_t); #endif #endif /* !CONFIG_FORTIFY_SOURCE */ +#define __HAVE_ARCH_MEMSET16 +static inline void *memset16(uint16_t *s, uint16_t v, size_t n) +{ + int d0, d1; + asm volatile("rep\n\t" + "stosw" + : "=&c" (d0), "=&D" (d1) + : "a" (v), "1" (s), "0" (n) + : "memory"); + return s; +} + +#define __HAVE_ARCH_MEMSET32 +static inline void *memset32(uint32_t *s, uint32_t v, size_t n) +{ + int d0, d1; + asm volatile("rep\n\t" + "stosl" + : "=&c" (d0), "=&D" (d1) + : "a" (v), "1" (s), "0" (n) + : "memory"); + return s; +} + /* * find the first occurrence of byte 'c', or 1 past the area if none */ |