look up instructions by record, not by name.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98904 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/DAGISelMatcherGen.cpp b/utils/TableGen/DAGISelMatcherGen.cpp
index 4d0b74b..0d7d9ae 100644
--- a/utils/TableGen/DAGISelMatcherGen.cpp
+++ b/utils/TableGen/DAGISelMatcherGen.cpp
@@ -627,7 +627,7 @@
                                SmallVectorImpl<unsigned> &OutputOps) {
   Record *Op = N->getOperator();
   const CodeGenTarget &CGT = CGP.getTargetInfo();
-  CodeGenInstruction &II = CGT.getInstruction(Op->getName());
+  CodeGenInstruction &II = CGT.getInstruction(Op);
   const DAGInstruction &Inst = CGP.getInstruction(Op);
   
   // If we can, get the pattern for the instruction we're generating.  We derive