[mips] Implement MipsTargetMachine::getInstrItineraryData().

llvm-svn: 186227
diff --git a/llvm/lib/Target/Mips/MipsSubtarget.h b/llvm/lib/Target/Mips/MipsSubtarget.h
index ef7568a..bfb13bb 100644
--- a/llvm/lib/Target/Mips/MipsSubtarget.h
+++ b/llvm/lib/Target/Mips/MipsSubtarget.h
@@ -194,6 +194,7 @@
   bool hasBitCount()  const { return HasBitCount; }
   bool hasFPIdx()     const { return HasFPIdx; }
 
+  const InstrItineraryData &getInstrItineraryData() const { return InstrItins; }
   bool allowMixed16_32() const { return inMips16ModeDefault() |
                                         AllowMixed16_32;}