Changeset 9247 in vbox for trunk/src/VBox

Timestamp:

May 30, 2008 12:38:23 PM (17 years ago)

Author:

vboxsync

Message:

Fixed broken cmpxchg8b emulation.

File:

• trunk/src/VBox/VMM/VMMGC/EMGCA.asm (modified) (2 diffs)

trunk/src/VBox/VMM/VMMGC/EMGCA.asm

@@ -200 +200 @@
     lock cmpxchg8b qword [ebp]          ; do CMPXCHG8B
 %endif
-    mov     dword [esp + 08h + 8], eax
-    mov     dword [esp + 0ch + 8], edx
+    mov     ebx, dword [esp + 08h + 8]
+    mov     dword [ebx], eax
+    mov     ebx, dword [esp + 0ch + 8]
+    mov     dword [ebx], edx
 
     ; collect flags and return.
@@ -254 +256 @@
     cmpxchg8b qword [ebp]               ; do CMPXCHG8B
 %endif
-    mov     dword [esp + 08h + 8], eax
-    mov     dword [esp + 0ch + 8], edx
+    mov     ebx, dword [esp + 08h + 8]
+    mov     dword [ebx], eax
+    mov     ebx, dword [esp + 0ch + 8]
+    mov     dword [ebx], edx
 
     ; collect flags and return.