diff options
author | bxing <bxing@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-07-28 07:28:19 +0000 |
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committer | bxing <bxing@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-07-28 07:28:19 +0000 |
commit | eb227e96bd06a5b0f2f933187a679e7fb3382cd9 (patch) | |
tree | b16e46f494d8d9d8552d8d0e882ad78019934071 /MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.S | |
parent | 27169a56e67556796ab0410c8917436dc9aa2abf (diff) | |
download | edk2-platforms-eb227e96bd06a5b0f2f933187a679e7fb3382cd9.tar.xz |
1. Updated function headers for all assembly function
2. Optimized register usage in SetMemXX functions in all lib instances
3. Fixed a logical error in CopyMem for all lib instances
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1139 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.S')
-rw-r--r-- | MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.S | 25 |
1 files changed, 9 insertions, 16 deletions
diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.S index 9699581606..5eef027e57 100644 --- a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.S +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.S @@ -21,30 +21,23 @@ # #------------------------------------------------------------------------------ - .686: - #.MODEL flat,C - .xmm: - .code: +.global _InternalMemSetMem64 #------------------------------------------------------------------------------ # VOID * -# _mem_SetMem64 ( +# InternalMemSetMem64 ( # IN VOID *Buffer, # IN UINTN Count, # IN UINT64 Value # ) #------------------------------------------------------------------------------ -.global _InternalMemSetMem64 _InternalMemSetMem64: - push %edi - movq 16(%esp), %mm0 - movl 12(%esp), %ecx - movl 8(%esp), %edi - movl %edi, %eax -L0: - movntq %mm0, (%edi) - addl $8, %edi + movl 4(%esp), %eax + movl 8(%esp), %ecx + movq 12(%esp), %mm0 + movl %eax, %edx +L0: + movq %mm0, (%edx) + lea 8(%edx), %edx loopl L0 - mfence - pop %edi ret |