X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=utils%2FTableGen%2FDAGISelEmitter.cpp;h=a76ea32de3e73fcb68d5c36a08f7bb734a923d44;hb=d573aba8e13c2afc5ad7c3c3c442a3a84f8bd94d;hp=b47dd71e88e6b019556fa84a4578551155699eec;hpb=6f36fa981a59461466e12e5056ba209d289b81b1;p=oota-llvm.git

diff --git a/utils/TableGen/DAGISelEmitter.cpp b/utils/TableGen/DAGISelEmitter.cpp
index b47dd71e88e..a76ea32de3e 100644
--- a/utils/TableGen/DAGISelEmitter.cpp
+++ b/utils/TableGen/DAGISelEmitter.cpp
@@ -81,15 +81,13 @@ struct PatternSortingPredicate {
     const TreePatternNode *LHSSrc = LHS->getSrcPattern();
     const TreePatternNode *RHSSrc = RHS->getSrcPattern();
 
-    if (LHSSrc->getNumTypes() != 0 && RHSSrc->getNumTypes() != 0 &&
-        LHSSrc->getType(0) != RHSSrc->getType(0)) {
-      MVT::SimpleValueType V1 = LHSSrc->getType(0), V2 = RHSSrc->getType(0);
-      if (MVT(V1).isVector() != MVT(V2).isVector())
-        return MVT(V2).isVector();
-
-      if (MVT(V1).isFloatingPoint() != MVT(V2).isFloatingPoint())
-        return MVT(V2).isFloatingPoint();
-    }
+    MVT LHSVT = (LHSSrc->getNumTypes() != 0 ? LHSSrc->getType(0) : MVT::Other);
+    MVT RHSVT = (RHSSrc->getNumTypes() != 0 ? RHSSrc->getType(0) : MVT::Other);
+    if (LHSVT.isVector() != RHSVT.isVector())
+      return RHSVT.isVector();
+
+    if (LHSVT.isFloatingPoint() != RHSVT.isFloatingPoint())
+      return RHSVT.isFloatingPoint();
 
     // Otherwise, if the patterns might both match, sort based on complexity,
     // which means that we prefer to match patterns that cover more nodes in the