Changeset 47293 in vbox for trunk/src/VBox/VMM/VMMAll

Timestamp:

Jul 22, 2013 2:10:03 AM (12 years ago)

Author:

vboxsync

Message:

IEM: lldr 0

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllCImpl.cpp.h (modified) (3 diffs)

trunk/src/VBox/VMM/VMMAll/IEMAllCImpl.cpp.h

@@ -3032 +3032 @@
  * Implements lgdt.
  *
- * @param   iEffSeg         The segment of the new ldtr contents
- * @param   GCPtrEffSrc     The address of the new ldtr contents.
+ * @param   iEffSeg         The segment of the new gdtr contents
+ * @param   GCPtrEffSrc     The address of the new gdtr contents.
  * @param   enmEffOpSize    The effective operand size.
  */
@@ -3090 +3090 @@
  * Implements lidt.
  *
- * @param   iEffSeg         The segment of the new ldtr contents
- * @param   GCPtrEffSrc     The address of the new ldtr contents.
+ * @param   iEffSeg         The segment of the new idtr contents
+ * @param   GCPtrEffSrc     The address of the new idtr contents.
  * @param   enmEffOpSize    The effective operand size.
  */
@@ -3184 +3184 @@
         pCtx->ldtr.ValidSel = uNewLdt;
         pCtx->ldtr.fFlags   = CPUMSELREG_FLAGS_VALID;
-        if (IEM_IS_GUEST_CPU_AMD(pIemCpu) && !IEM_VERIFICATION_ENABLED(pIemCpu))
-            pCtx->ldtr.Attr.u   = 0;
-        else
+        pCtx->ldtr.Attr.u   = X86DESCATTR_UNUSABLE;
+        if (!IEM_IS_GUEST_CPU_AMD(pIemCpu) || !IEM_VERIFICATION_ENABLED(pIemCpu)) /* See bs-cpu-hidden-regs-1 on AMD. */
         {
             pCtx->ldtr.u64Base  = 0;