1 files changed, 25 insertions, 1 deletions
diff --git a/lib/Target/MBlaze/MBlazeInstrFormats.td b/lib/Target/MBlaze/MBlazeInstrFormats.td
index 54f605f989a3..e40432a1b9a9 100644
--- a/lib/Target/MBlaze/MBlazeInstrFormats.td
+++ b/lib/Target/MBlaze/MBlazeInstrFormats.td
@@ -1,4 +1,4 @@
-//===- MBlazeInstrFormats.td - MB Instruction defs ---------*- tablegen -*-===//
+//===-- MBlazeInstrFormats.td - MB Instruction defs --------*- tablegen -*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -35,6 +35,7 @@ def FRIR    : Format<17>; // RSUBI
 def FRRRR   : Format<18>; // RSUB, FRSUB
 def FRI     : Format<19>; // RSUB, FRSUB
 def FC      : Format<20>; // NOP
+def FRR     : Format<21>; // CLZ
 
 //===----------------------------------------------------------------------===//
 //  Describe MBlaze instructions format
@@ -202,3 +203,26 @@ class MSR<bits<6> op, bits<6> flags, dag outs, dag ins, string asmstr,
   let Inst{11-16} = flags;
   let Inst{17-31} = imm15;
 }
+
+//===----------------------------------------------------------------------===//
+// TCLZ instruction class in MBlaze : <|opcode|rd|imm15|>
+//===----------------------------------------------------------------------===//
+class TCLZ<bits<6> op, bits<16> flags, dag outs, dag ins, string asmstr,
+           list<dag> pattern, InstrItinClass itin> :
+           MBlazeInst<op, FRR, outs, ins, asmstr, pattern, itin> {
+  bits<5>  rd;
+  bits<5>  ra;
+
+  let Inst{6-10}  = rd;
+  let Inst{11-15}  = ra;
+  let Inst{16-31}  = flags;
+}
+
+//===----------------------------------------------------------------------===//
+// MBAR instruction class in MBlaze : <|opcode|rd|imm15|>
+//===----------------------------------------------------------------------===//
+class MBAR<bits<6> op, bits<26> flags, dag outs, dag ins, string asmstr,
+           list<dag> pattern, InstrItinClass itin> :
+           MBlazeInst<op, FC, outs, ins, asmstr, pattern, itin> {
+  let Inst{6-31}  = flags;
+}