diff options
Diffstat (limited to 'sysdeps/x86_64/memset.S')
| -rw-r--r-- | sysdeps/x86_64/memset.S | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/sysdeps/x86_64/memset.S b/sysdeps/x86_64/memset.S index 65c09bd0ac..ccf036be53 100644 --- a/sysdeps/x86_64/memset.S +++ b/sysdeps/x86_64/memset.S @@ -28,17 +28,22 @@ #define VMOVU movups #define VMOVA movaps -#define MEMSET_VDUP_TO_VEC0_AND_SET_RETURN(d, r) \ +# define MEMSET_SET_VEC0_AND_SET_RETURN(d, r) \ movd d, %xmm0; \ - movq r, %rax; \ - punpcklbw %xmm0, %xmm0; \ - punpcklwd %xmm0, %xmm0; \ - pshufd $0, %xmm0, %xmm0 + pxor %xmm1, %xmm1; \ + pshufb %xmm1, %xmm0; \ + movq r, %rax -#define WMEMSET_VDUP_TO_VEC0_AND_SET_RETURN(d, r) \ +# define WMEMSET_SET_VEC0_AND_SET_RETURN(d, r) \ movd d, %xmm0; \ - movq r, %rax; \ - pshufd $0, %xmm0, %xmm0 + pshufd $0, %xmm0, %xmm0; \ + movq r, %rax + +# define MEMSET_VDUP_TO_VEC0_HIGH() +# define MEMSET_VDUP_TO_VEC0_LOW() + +# define WMEMSET_VDUP_TO_VEC0_HIGH() +# define WMEMSET_VDUP_TO_VEC0_LOW() #define SECTION(p) p |