From 8672ccb305fb50a5a51af98c58da7983db8e4447 Mon Sep 17 00:00:00 2001
From: xli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Thu, 30 Apr 2009 02:59:35 +0000
Subject: [PATCH] Fix the bug that SetMem.S of BaseMemoryLibOptDxe is
 incorrect.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8207 6f19259b-4bc3-4df7-8a09-765794883524
---
 .../Library/BaseMemoryLibOptDxe/Ia32/SetMem.S   | 17 ++++++-----------
 1 file changed, 6 insertions(+), 11 deletions(-)

diff --git a/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/SetMem.S b/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/SetMem.S
index 441f347c2f..726ccd76fb 100644
--- a/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/SetMem.S
+++ b/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/SetMem.S
@@ -21,9 +21,6 @@
 #
 #------------------------------------------------------------------------------
 
-    .386:
-    .code:
-
 .globl ASM_PFX(InternalMemSetMem)
 
 #------------------------------------------------------------------------------
@@ -38,18 +35,16 @@ ASM_PFX(InternalMemSetMem):
     push    %edi
     movl    12(%esp),%ecx
     movb    16(%esp),%al
-    movb    %ah, %al
+    movb    %al, %ah
     shrd    $16, %eax, %edx
     shld    $16, %edx, %eax
-    movl    %edx, %ecx
-    movl    8(%esp),%edi
-    shrd    $2, %ecx, %ecx
-    rep 
-    stosl
     movl    %ecx, %edx
+    movl    8(%esp),%edi
+    shr    $2, %ecx
+    rep stosl
+    movl    %edx, %ecx
     andl    $3, %ecx
-    rep
-    stosb
+    rep stosb
     movl    8(%esp),%eax
     pop     %edi
     ret