[PATCH] D60789: [x86] try to widen 'shl' as part of LEA formation

[Craig Topper via Phabricator via llvm-commits]

craig.topper accepted this revision.
craig.topper added a comment.
This revision is now accepted and ready to land.

I believe the dead nodes will still be eligible for instruction selection and they will be pruned as dead by the loop in SelectionDAGISel::DoInstructionSelection.

LGTM


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https://reviews.llvm.org/D60789