1. Updated function headers in all assembly files.

[mirror_edk2.git] / MdePkg / Library / BaseLib / X64 / WriteMsr64.asm

diff --git a/MdePkg/Library/BaseLib/X64/WriteMsr64.asm b/MdePkg/Library/BaseLib/X64/WriteMsr64.asm
index 3337f45891dbac0f7ce7b57b57ae010e6fe4f327..6b8066f922ccef426aa2d188216122bf92582be5 100644 (file)
--- a/MdePkg/Library/BaseLib/X64/WriteMsr64.asm
+++ b/MdePkg/Library/BaseLib/X64/WriteMsr64.asm
@@ -32,11 +32,9 @@
 ;   );\r
 ;------------------------------------------------------------------------------\r
 AsmWriteMsr64   PROC\r
-    push    rdx\r
-    mov     eax, edx\r
+    mov     rax, rdx\r
     shr     rdx, 20h\r
     wrmsr\r
-    pop     rax\r
     ret\r
 AsmWriteMsr64   ENDP\r
 \r