diff options
| author | bxing <bxing@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-07-28 07:28:19 +0000 |
|---|---|---|
| committer | bxing <bxing@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-07-28 07:28:19 +0000 |
| commit | eb227e96bd06a5b0f2f933187a679e7fb3382cd9 (patch) | |
| tree | b16e46f494d8d9d8552d8d0e882ad78019934071 /MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.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/ScanMem64.S')
| -rw-r--r-- | MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.S | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.S index 00f6d74436..6bbb18a334 100644 --- a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.S +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.S @@ -27,18 +27,24 @@ # #------------------------------------------------------------------------------ - .686: - #.MODEL flat,C - .code: - .global _InternalMemScanMem64 + +#------------------------------------------------------------------------------ +# CONST VOID * +# EFIAPI +# InternalMemScanMem64 ( +# IN CONST VOID *Buffer, +# IN UINTN Length, +# IN UINT64 Value +# ); +#------------------------------------------------------------------------------ _InternalMemScanMem64: push %edi movl 12(%esp), %ecx movl 16(%esp), %eax movl 20(%esp), %edx movl 8(%esp), %edi -L0: +L0: cmpl (%edi), %eax leal 8(%edi), %edi loopne L0 @@ -46,7 +52,7 @@ L0: cmpl -4(%edi), %edx jecxz L1 jne L0 -L1: +L1: leal -8(%edi), %eax cmovne %ecx, %eax pop %edi |