Changeset 96951 in vbox

Timestamp:

Sep 30, 2022 10:22:02 AM (2 years ago)

Author:

vboxsync

Message:

VMM/IEM: Clear high bits of destination operand for vmread for 32-bit operand size.

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllInstructionsTwoByte0f.cpp.h (modified) (1 diff)

trunk/src/VBox/VMM/VMMAll/IEMAllInstructionsTwoByte0f.cpp.h

@@ -7121 +7121 @@
             IEM_MC_REF_GREG_U32(pu32Dst, IEM_GET_MODRM_RM(pVCpu, bRm));
             IEM_MC_CALL_CIMPL_2(iemCImpl_vmread_reg32, pu32Dst, u32Enc);
+            IEM_MC_CLEAR_HIGH_GREG_U64_BY_REF(pu32Dst);
             IEM_MC_END();
         }