[PATCH] D43810: [SCEV] Smart range calculation for SCEVUnknown Phis
Max Kazantsev via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Feb 27 01:44:06 PST 2018
mkazantsev updated this revision to Diff 136050.
mkazantsev added a comment.
Added a test with cycled phis to show explicitly that we do not crush on them.
https://reviews.llvm.org/D43810
Files:
include/llvm/Analysis/ScalarEvolution.h
lib/Analysis/ScalarEvolution.cpp
test/Analysis/ScalarEvolution/unknown_phis.ll
test/Transforms/IRCE/single-access-no-preloop.ll
test/Transforms/LoopVectorize/X86/consecutive-ptr-cg-bug.ll
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