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Commit fc97b617 authored by Florian Hahn's avatar Florian Hahn
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[LoopUnroll] Peel off iterations if it makes conditions true/false. 

If the loop body contains conditions of the form IndVar < #constant, we
can remove the checks by peeling off #constant iterations.

This improves codegen for PR34364.

Reviewers: mkuper, mkazantsev, efriedma

Reviewed By: mkazantsev

Differential Revision: https://reviews.llvm.org/D43876

llvm-svn: 327671
parent 5a791ee4
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