[PATCH] D30708: [ARM] SMULW [T|B] DAG Combine
Eli Friedman via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Mar 9 09:51:28 PST 2017
efriedma added inline comments.
================
Comment at: lib/CodeGen/SelectionDAG/TargetLowering.cpp:475
+bool TargetLowering::SimplifyDemandedLowBits(SDValue Op, unsigned BitWidth,
+ DAGCombinerInfo &DCI) const {
+
----------------
You can unify SimplifyDemandedLowBits and SimplifyDemandedHighBits by adding one function that takes the DemandedMask as an argument.
https://reviews.llvm.org/D30708
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