Fix the issue to clear the high 16-bit of EAX before use it Thunk code.

This patch updates MdePkg BaseLib, EcpPkg EdkIIGlueLib BaseLib and ThunkLib. Signed-off-by: lgao4 Reviewed-by: rsun3 git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12877 6f19259b-4bc3-4df7-8a09-765794883524
2011-12-15 08:27:53 +00:00
parent c577049aaf
commit 0249feb8b5
8 changed files with 20 additions and 14 deletions
--- a/EdkCompatibilityPkg/Foundation/Library/Thunk16/X64/Thunk16.S
+++ b/EdkCompatibilityPkg/Foundation/Library/Thunk16/X64/Thunk16.S
@@ -148,7 +148,7 @@ Label_16Bit:

 Label:
      xor    %rax,%rax
-      movl   %ss,%eax
+      movw   %ss,%ax
      shl    $0x4,%eax
      add    %esp,%eax
      mov    %r15,%rsp