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| author | xli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-04-30 02:59:35 +0000 |
|---|---|---|
| committer | xli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-04-30 02:59:35 +0000 |
| commit | 8672ccb305fb50a5a51af98c58da7983db8e4447 (patch) | |
| tree | b189d9831a7fd3049e55e63c593e4ef4b9c73e3e /MdePkg/Library/BaseMemoryLibOptDxe/Ia32 | |
| parent | 687add7035b114cbb520725d3dc1ce80b3728ecd (diff) | |
| download | edk2-8672ccb305fb50a5a51af98c58da7983db8e4447.tar.gz edk2-8672ccb305fb50a5a51af98c58da7983db8e4447.tar.bz2 edk2-8672ccb305fb50a5a51af98c58da7983db8e4447.zip | |
Fix the bug that SetMem.S of BaseMemoryLibOptDxe is incorrect.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8207 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibOptDxe/Ia32')
| -rw-r--r-- | MdePkg/Library/BaseMemoryLibOptDxe/Ia32/SetMem.S | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/SetMem.S b/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/SetMem.S index 441f347c2f..726ccd76fb 100644 --- a/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/SetMem.S +++ b/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/SetMem.S @@ -21,9 +21,6 @@ #
#------------------------------------------------------------------------------
- .386:
- .code:
-
.globl ASM_PFX(InternalMemSetMem)
#------------------------------------------------------------------------------
@@ -38,18 +35,16 @@ ASM_PFX(InternalMemSetMem): push %edi
movl 12(%esp),%ecx
movb 16(%esp),%al
- movb %ah, %al
+ movb %al, %ah
shrd $16, %eax, %edx
shld $16, %edx, %eax
- movl %edx, %ecx
- movl 8(%esp),%edi
- shrd $2, %ecx, %ecx
- rep
- stosl
movl %ecx, %edx
+ movl 8(%esp),%edi
+ shr $2, %ecx
+ rep stosl
+ movl %edx, %ecx
andl $3, %ecx
- rep
- stosb
+ rep stosb
movl 8(%esp),%eax
pop %edi
ret
|