[PATCH] D122077: [InstCombine] Fold (ctpop(X) == 1) | (X == 0) into ctpop(X) < 2

[Dávid Bolvanský via Phabricator via llvm-commits]

xbolva00 added inline comments.


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Comment at: llvm/test/Transforms/InstCombine/icmp-or.ll:371
+
+define i1 @ctpop_or_eq_to_ctpop(i32 %0) {
+; CHECK-LABEL: @ctpop_or_eq_to_ctpop(
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Please add a test with vector type.


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Comment at: llvm/test/Transforms/InstCombine/ispow2.ll:538
 
 ; Negative test - wrong predicate (but this could reduce).
 
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Now reduced.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D122077/new/

https://reviews.llvm.org/D122077