Add X86 BEXTR instruction. This instruction uses VEX.vvvv to encode Operand 3 instead of Operand 2 so needs special casing in the disassembler and code emitter. Ultimately, should pass this information from tablegen

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142105 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/X86RecognizableInstr.h b/utils/TableGen/X86RecognizableInstr.h
index 4441597..7ed820b 100644
--- a/utils/TableGen/X86RecognizableInstr.h
+++ b/utils/TableGen/X86RecognizableInstr.h
@@ -70,7 +70,9 @@
   bool Is64Bit;
   // Whether the instruction has the predicate "In32BitMode"
   bool Is32Bit;
-  
+  // Whether the instruction is BEXTR
+  bool IsBEXTR;
+
   /// The instruction name as listed in the tables
   std::string Name;
   /// The AT&T AsmString for the instruction