[PATCH] D141481: [SCEV] Canonicalize ext(min/max(x, y)) to min/max(ext(x), ext(y))
Max Kazantsev via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Feb 1 02:15:08 PST 2023
mkazantsev planned changes to this revision.
mkazantsev added inline comments.
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Comment at: llvm/test/Analysis/ScalarEvolution/max-backedge-taken-count-guard-info-rewrite-expressions.ll:47
; Test case from PR40961.
+; TODO: Loop %loop: constant max backedge-taken count is 3
define i32 @rewrite_zext_min_max(i32 %N, ptr %arr) {
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nikic wrote:
> Why does this regress?
Investigating.
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https://reviews.llvm.org/D141481/new/
https://reviews.llvm.org/D141481
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