Need use 32-bit register to hold 32-bit stack address.

[mirror_edk2.git] / MdePkg / Library / BaseLib / X64 / WriteDr6.asm

diff --git a/MdePkg/Library/BaseLib/X64/WriteDr6.asm b/MdePkg/Library/BaseLib/X64/WriteDr6.asm
index b7b9f2509d57d166ca768702b4223b65f425822d..f1ddae8bfcd7174ff75d89edede134790b638531 100644 (file)
--- a/MdePkg/Library/BaseLib/X64/WriteDr6.asm
+++ b/MdePkg/Library/BaseLib/X64/WriteDr6.asm
@@ -27,11 +27,12 @@
 ; UINTN\r
 ; EFIAPI\r
 ; AsmWriteDr6 (\r
-;   VOID\r
+;   IN UINTN Value\r
 ;   );\r
 ;------------------------------------------------------------------------------\r
 AsmWriteDr6 PROC\r
     mov     dr6, rcx\r
+    mov     rax, rcx\r
     ret\r
 AsmWriteDr6 ENDP\r
 \r