[PATCH] D17677: DAGCombiner: Turn extract of bitcasted integer into truncate

[Ahmed Bougacha via llvm-commits]

ab added a subscriber: ab.
ab accepted this revision.
ab added a reviewer: ab.
ab added a comment.
This revision is now accepted and ready to land.

LGTM


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Comment at: lib/CodeGen/SelectionDAG/DAGCombiner.cpp:12248
@@ +12247,3 @@
+    if (BCSrc.getValueType().isScalarInteger())
+      return DAG.getNode(ISD::TRUNCATE, SDLoc(InVec), NVT, BCSrc);
+  }
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Not a big deal, but SDLoc(N) seems more appropriate, no?


http://reviews.llvm.org/D17677