Changeset 96896 in vbox

Timestamp:

Sep 27, 2022 11:15:30 AM (2 years ago)

Author:

vboxsync

Message:

IEM: Removed wrong/redundant CR0.EM checks in FXSAVE/FXRSTOR.

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllCImpl.cpp (modified) (2 diffs)

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

@@ -8462 +8462 @@
      * Raise exceptions.
      */
-    if (pVCpu->cpum.GstCtx.cr0 & X86_CR0_EM)
-        return iemRaiseUndefinedOpcode(pVCpu);
     if (pVCpu->cpum.GstCtx.cr0 & (X86_CR0_TS | X86_CR0_EM))
         return iemRaiseDeviceNotAvailable(pVCpu);
@@ -8556 +8554 @@
      * Raise exceptions.
      */
-    if (pVCpu->cpum.GstCtx.cr0 & X86_CR0_EM)
-        return iemRaiseUndefinedOpcode(pVCpu);
     if (pVCpu->cpum.GstCtx.cr0 & (X86_CR0_TS | X86_CR0_EM))
         return iemRaiseDeviceNotAvailable(pVCpu);