diff options
| author | Michael Kinney <michael.d.kinney@intel.com> | 2015-04-27 19:41:19 +0000 |
|---|---|---|
| committer | mdkinney <mdkinney@Edk2> | 2015-04-27 19:41:19 +0000 |
| commit | cfe41b57abb8ba26e4bd1c0b09c8b3506a7c55df (patch) | |
| tree | f2459a745d408e65b4502d139ac2fa3d87b6a718 /MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm | |
| parent | 88a75d260cadc67cc0edf6ad5f57241ed89a7d4b (diff) | |
| download | edk2-platforms-cfe41b57abb8ba26e4bd1c0b09c8b3506a7c55df.tar.xz | |
MdePkg/BaseMemoryLibRepStr: Support IA32 processors without CMOVx
Remove use of CMOVx instruction from IA32 assembly files in BaseMemoryLibRepStr.
This matches compiler flags for all supported C compilers.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Michael Kinney <michael.d.kinney@intel.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17214 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm')
| -rw-r--r-- | MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm index c64d41d6c1..202d58f790 100644 --- a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm @@ -1,6 +1,6 @@ ;------------------------------------------------------------------------------
;
-; Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
+; Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
; This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
@@ -48,7 +48,9 @@ InternalMemScanMem8 PROC USES edi mov al, [esp + 16]
repne scasb
lea eax, [edi - 1]
- cmovnz eax, ecx
+ jz @F
+ mov eax, ecx
+@@:
ret
InternalMemScanMem8 ENDP
|