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| author | Michael Kinney <michael.d.kinney@intel.com> | 2015-04-27 19:38:39 +0000 |
|---|---|---|
| committer | mdkinney <mdkinney@Edk2> | 2015-04-27 19:38:39 +0000 |
| commit | 88a75d260cadc67cc0edf6ad5f57241ed89a7d4b (patch) | |
| tree | 0684c5232be5941ba6ffd0a3f62cec8e1746bfa0 /MdePkg/Library/BaseLib/Ia32/ARShiftU64.asm | |
| parent | 881813d7a93d9009c873515b043c41c4554779e4 (diff) | |
| download | edk2-platforms-88a75d260cadc67cc0edf6ad5f57241ed89a7d4b.tar.xz | |
MdePkg/BaseLib: Support IA32 processors without CMOVx
Remove use of CMOVx instruction from IA32 assembly files in BaseLib.
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@17213 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseLib/Ia32/ARShiftU64.asm')
| -rw-r--r-- | MdePkg/Library/BaseLib/Ia32/ARShiftU64.asm | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/MdePkg/Library/BaseLib/Ia32/ARShiftU64.asm b/MdePkg/Library/BaseLib/Ia32/ARShiftU64.asm index 9d53969bb6..10f04c3875 100644 --- a/MdePkg/Library/BaseLib/Ia32/ARShiftU64.asm +++ b/MdePkg/Library/BaseLib/Ia32/ARShiftU64.asm @@ -1,6 +1,6 @@ ;------------------------------------------------------------------------------
;
-; Copyright (c) 2006, 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
@@ -36,8 +36,10 @@ InternalMathARShiftU64 PROC mov eax, [esp + 8]
cdq
test cl, 32
- cmovz edx, eax
- cmovz eax, [esp + 4]
+ jnz @F
+ mov edx, eax
+ mov eax, [esp + 4]
+@@:
shrd eax, edx, cl
sar edx, cl
ret
|