Changeset 8832

Timestamp:

05/15/08 09:05:53 (4 months ago)

Author:

vboxsync

Message:

exception 6 is a trap => don't change the PC

Files:

• trunk/src/recompiler/target-i386/translate.c (modified) (2 diffs)

trunk/src/recompiler/target-i386/translate.c

@@ -3338 +3338 @@
-                /* /1: CMPXCHG8B mem64 or CMPXCHG16B mem128 */
-                case 0xc7:
+                    op = (modrm >> 3) & 7;
+                    if (op != 1)
+                        break;
-                    return false;
-            }
@@ -3345 +3348 @@
-    /* illegal sequence. */
-    Log(("illegal lock sequence %VGv (b=%#x)\n", pc_start, b));
-s->pc = pc; /* XXX: What's the correct value here?
+/* exception 6 (UD) is a fault, therefore the PC must not be changed
-    return true;
-#else