Changeset 39962 in vbox

Timestamp:

Feb 2, 2012 5:27:43 PM (13 years ago)

Author:

vboxsync

Message:

IEM/VerficationMode: Work around MOV drX,greg bug in REM.

File:

• trunk/src/VBox/VMM/VMMAll/IEMAll.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMAll/IEMAll.cpp

@@ -6373 +6373 @@
         CHECK_FIELD(dr[3]);
         CHECK_FIELD(dr[6]);
-        CHECK_FIELD(dr[7]);
+        if ((pOrgCtx->dr[7] & ~X86_DR7_MB1_MASK) != (pDebugCtx->dr[7] & ~X86_DR7_MB1_MASK)) /* REM 'mov drX,greg' bug.*/
+            CHECK_FIELD(dr[7]);
         CHECK_FIELD(gdtr.cbGdt);
         CHECK_FIELD(gdtr.pGdt);