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/CodeEmitterGen.cpp b/utils/TableGen/CodeEmitterGen.cpp
index f1857f5..a057dec 100644
--- a/utils/TableGen/CodeEmitterGen.cpp
+++ b/utils/TableGen/CodeEmitterGen.cpp
@@ -156,7 +156,7 @@
 
     BitsInit *BI = R->getValueAsBitsInit("Inst");
     const std::vector<RecordVal> &Vals = R->getValues();
-    CodeGenInstruction &CGI = Target.getInstruction(InstName);
+    CodeGenInstruction &CGI = Target.getInstruction(R);
     
     // Loop over all of the fields in the instruction, determining which are the
     // operands to the instruction.