Nirav Dave 168c5a6a40 [DAG] Fold FrameIndex offset into BaseIndexOffset analysis. NFCI. ...

Relanding after restricting equalBaseIndex to not erroneuosly consider
a FrameIndices stemming from alloca from being comparable as its
offset is set post-selectionDAG.

Pull FrameIndex comparision reasoning from DAGCombiner::isAlias to
general BaseIndexOffset.

llvm-svn: 306688

2017-06-29 15:48:11 +00:00

3.8 KiB

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