diff options
Diffstat (limited to 'MdePkg/Library/BaseLib/Ia32/LRotU64.S')
| -rw-r--r-- | MdePkg/Library/BaseLib/Ia32/LRotU64.S | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/MdePkg/Library/BaseLib/Ia32/LRotU64.S b/MdePkg/Library/BaseLib/Ia32/LRotU64.S index e9aeeb6387..ff450fa1f5 100644 --- a/MdePkg/Library/BaseLib/Ia32/LRotU64.S +++ b/MdePkg/Library/BaseLib/Ia32/LRotU64.S @@ -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
@@ -39,8 +39,10 @@ ASM_PFX(InternalMathLRotU64): rorl %cl, %ebx
shldl %cl, %ebx, %eax
testb $32, %cl # Count >= 32?
- cmovnz %eax, %ecx
- cmovnz %edx, %eax
- cmovnz %ecx, %edx
+ jz L0
+ movl %eax, %ecx
+ movl %edx, %eax
+ movl %ecx, %edx
+L0:
pop %ebx
ret
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