[PATCH] D58166: [BPI] Look through bitcasts in calcZeroHeuristic

[John Brawn via Phabricator via llvm-commits]

john.brawn accepted this revision.
john.brawn added a comment.
This revision is now accepted and ready to land.

LGTM. Looking at it it does make me wonder if we should handle things that aren't ConstantInt, e.g.

  bitcast <2 x i16> <i16 0, i16 0> to i32

is still zero, though I'm guessing things like this actually probably never happen and this commit is fine as it is anyway.


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https://reviews.llvm.org/D58166