Changeset 102447 in vbox for trunk/include

Timestamp:

Dec 4, 2023 1:05:53 PM (17 months ago)

Author:

vboxsync

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

160590

Message:

VMM/IEM: movsx & movzx from registers. bugref:10371

File:

• trunk/include/iprt/armv8.h (modified) (1 diff)

trunk/include/iprt/armv8.h

@@ -3024 +3024 @@
 
 
+/** A64: Encodes a SXTB instruction (sign-extend 8-bit value to 32/64-bit).
+ * @see Armv8A64MkInstrBitfieldImm for parameter details.  */
+DECL_FORCE_INLINE(uint32_t) Armv8A64MkInstrSxtb(uint32_t iRegResult, uint32_t iRegSrc, bool f64Bit = true)
+{
+    return Armv8A64MkInstrSbfm(0, iRegResult, iRegSrc, 0, 7, f64Bit);
+}
+
+
+/** A64: Encodes a SXTH instruction (sign-extend 16-bit value to 32/64-bit).
+ * @see Armv8A64MkInstrBitfieldImm for parameter details.  */
+DECL_FORCE_INLINE(uint32_t) Armv8A64MkInstrSxth(uint32_t iRegResult, uint32_t iRegSrc, bool f64Bit = true)
+{
+    return Armv8A64MkInstrSbfm(0, iRegResult, iRegSrc, 0, 15, f64Bit);
+}
+
+
+/** A64: Encodes a SXTH instruction (sign-extend 32-bit value to 64-bit).
+ * @see Armv8A64MkInstrBitfieldImm for parameter details.  */
+DECL_FORCE_INLINE(uint32_t) Armv8A64MkInstrSxtw(uint32_t iRegResult, uint32_t iRegSrc)
+{
+    return Armv8A64MkInstrSbfm(0, iRegResult, iRegSrc, 0, 31, true /*f64Bit*/);
+}
+
+
 /** A64: Encodes a BFM instruction.
  * @see Armv8A64MkInstrBitfieldImm for parameter details.  */