Changeset 11450 in vbox

Timestamp:

Aug 17, 2008 5:34:52 PM (17 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

34851

Message:

Access verfication for stoswd emulation.

File:

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

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

@@ -1365 +1365 @@
     else
     {    
+        /* Access verification first; we currently can't recover properly from traps inside this instruction */
+        rc = PGMVerifyAccess(pVM, GCDest, cTransfers * cbSize, X86_PTE_RW | X86_PTE_US);
+        if (rc != VINF_SUCCESS)
+        {
+            Log(("STOSWD will generate a trap -> recompiler, rc=%d\n", rc));
+            return VERR_EM_INTERPRETER;
+        }
+
         /* REP case */
         while (cTransfers)