Changeset 95441 in vbox for trunk/src/VBox/VMM/include/IEMOpHlp.h

Timestamp:

Jun 29, 2022 10:40:14 PM (3 years ago)

Author:

vboxsync

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

152046

Message:

VMM/IEM: [v]andps, [v]andpd, [v]pand, [v]andnps, [v]andnpd, [v]pandn, [v]orps, [v]orpd, and [v]por. bugref:9898

File:

• trunk/src/VBox/VMM/include/IEMOpHlp.h (modified) (1 diff)

trunk/src/VBox/VMM/include/IEMOpHlp.h

@@ -420 +420 @@
 /**
  * Done decoding VEX instruction, raise \#UD exception if any lock, rex, repz,
+ * repnz or size prefixes are present, if in real or v8086 mode, or if the
+ * a_fFeature is present in the guest CPU.
+ */
+#define IEMOP_HLP_DONE_VEX_DECODING_EX(a_fFeature) \
+    do \
+    { \
+        if (RT_LIKELY(   !(  pVCpu->iem.s.fPrefixes \
+                           & (IEM_OP_PRF_LOCK | IEM_OP_PRF_REPZ | IEM_OP_PRF_REPNZ | IEM_OP_PRF_SIZE_OP | IEM_OP_PRF_REX)) \
+                      && !IEM_IS_REAL_OR_V86_MODE(pVCpu) \
+                      && IEM_GET_GUEST_CPU_FEATURES(pVCpu)->a_fFeature)) \
+        { /* likely */ } \
+        else \
+            return IEMOP_RAISE_INVALID_LOCK_PREFIX(); \
+    } while (0)
+
+/**
+ * Done decoding VEX instruction, raise \#UD exception if any lock, rex, repz,
  * repnz or size prefixes are present, or if in real or v8086 mode.
  */