diff options
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem32.nasm')
| -rw-r--r-- | MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem32.nasm | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem32.nasm b/MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem32.nasm index 2cfc8cb0dd..3ffdcd07d7 100644 --- a/MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem32.nasm +++ b/MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem32.nasm @@ -43,14 +43,17 @@ ASM_PFX(InternalMemSetMem32): rep stosd
.0:
mov ecx, edx
- and edx, 3
- shr ecx, 2
+ and edx, 15
+ shr ecx, 4
jz @SetDwords
movd xmm0, eax
pshufd xmm0, xmm0, 0
.1:
movntdq [edi], xmm0
- add edi, 16
+ movntdq [edi + 16], xmm0
+ movntdq [edi + 32], xmm0
+ movntdq [edi + 48], xmm0
+ add edi, 64
loop .1
mfence
@SetDwords:
|