according to IA32 intel architecture spec, mwait instuction needs not the operands.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9527 6f19259b-4bc3-4df7-8a09-765794883524
2009-12-07 04:15:00 +00:00
parent 0e121f5551
commit 6741aad96b
1 changed files with 1 additions and 1 deletions
--- a/MdePkg/Library/BaseLib/Ia32/Mwait.S
+++ b/MdePkg/Library/BaseLib/Ia32/Mwait.S
@@ -34,5 +34,5 @@ ASM_GLOBAL ASM_PFX(AsmMwait)
 ASM_PFX(AsmMwait):
    movl    4(%esp), %eax
    movl    8(%esp), %ecx
-    mwait   %eax, %ecx                  # mwait
+    mwait
    ret