diff options
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.nasm')
| -rw-r--r-- | MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.nasm | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.nasm index b3a7385897..ab5f954826 100644 --- a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.nasm +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.nasm @@ -1,6 +1,6 @@ ;------------------------------------------------------------------------------
;
-; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
+; Copyright (c) 2006 - 2022, Intel Corporation. All rights reserved.<BR>
; SPDX-License-Identifier: BSD-2-Clause-Patent
;
; Module Name:
@@ -28,20 +28,20 @@ ;------------------------------------------------------------------------------
global ASM_PFX(InternalMemSetMem32)
ASM_PFX(InternalMemSetMem32):
- DB 0x49, 0xf, 0x6e, 0xc0 ; movd mm0, r8 (Value)
+ movq mm0, r8
mov rax, rcx ; rax <- Buffer
xchg rcx, rdx ; rcx <- Count rdx <- Buffer
shr rcx, 1 ; rcx <- # of qwords to set
jz @SetDwords
- DB 0xf, 0x70, 0xC0, 0x44 ; pshufw mm0, mm0, 44h
+ pshufw mm0, mm0, 44h
.0:
- DB 0xf, 0xe7, 0x2 ; movntq [rdx], mm0
+ movntq [rdx], mm0
lea rdx, [rdx + 8] ; use "lea" to avoid flag changes
loop .0
mfence
@SetDwords:
jnc .1
- DB 0xf, 0x7e, 0x2 ; movd [rdx], mm0
+ movd [rdx], mm0
.1:
ret
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