1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/utils/TableGen/X86RecognizableInstr.cpp b/llvm/utils/TableGen/X86RecognizableInstr.cpp
index 4f5b03d7801..c3330294d76 100644
--- a/llvm/utils/TableGen/X86RecognizableInstr.cpp
+++ b/llvm/utils/TableGen/X86RecognizableInstr.cpp
@@ -800,11 +800,12 @@ void RecognizableInstr::emitDecodePath(DisassemblerTables &tables) const {
          currentOpcode < opcodeToSet + 8;
          ++currentOpcode)
       tables.setTableFields(opcodeType, insnContext(), currentOpcode, *filter,
-                            UID, Is32Bit, IgnoresVEX_L || EncodeRC,
+                            UID, Is32Bit, OpPrefix == 0,
+                            IgnoresVEX_L || EncodeRC,
                             VEX_WPrefix == X86Local::VEX_WIG, AddressSize);
   } else {
     tables.setTableFields(opcodeType, insnContext(), opcodeToSet, *filter, UID,
-                          Is32Bit, IgnoresVEX_L || EncodeRC,
+                          Is32Bit, OpPrefix == 0, IgnoresVEX_L || EncodeRC,
                           VEX_WPrefix == X86Local::VEX_WIG, AddressSize);
   }