X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdePkg%2FLibrary%2FBaseMemoryLibMmx%2FX64%2FCompareMem.S;h=ee6bbe2715a37c543ab3ae6d207584356468ee02;hp=590240591bae90e06ac833ede26f433048766b25;hb=9095d37b8fe5bfc3d02adad6ba7fd7359ebc0107;hpb=d1102dba7210b95e41d06c2338a22ba6af248645
diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.S b/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.S
index 590240591b..ee6bbe2715 100644
--- a/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.S
+++ b/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.S
@@ -3,7 +3,7 @@
#
#------------------------------------------------------------------------------
#
-# Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.
+# Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.
# 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
@@ -46,13 +46,13 @@ ASM_GLOBAL ASM_PFX(InternalMemCompareMem)
ASM_PFX(InternalMemCompareMem):
pushq %rsi
pushq %rdi
- movq %rcx, %rsi
- movq %rdx, %rdi
- movq %r8, %rcx
+ movq %rcx, %rsi
+ movq %rdx, %rdi
+ movq %r8, %rcx
repe cmpsb
movzbq -1(%rsi), %rax
movzbq -1(%rdi), %rdx
- subq %rdx, %rax
+ subq %rdx, %rax
popq %rdi
popq %rsi
ret