[PATCH] D49954: [InstCombine] Fold Select with binary op
Dávid Bolvanský via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sun Jul 29 09:55:02 PDT 2018
xbolva00 added inline comments.
================
Comment at: test/Transforms/InstCombine/select-binop-icmp.ll:174-175
+;
+ %A = icmp eq <2 x i8> %x, <i8 0, i8 undef>
+ %B = xor <2 x i8> %x, %z
+ %C = select <2 x i1> %A, <2 x i8> %B, <2 x i8> %y
----------------
spatel wrote:
> This case should fold, right? Please add a TODO comment here and in the source if that's correct.
With undef probably not.
https://reviews.llvm.org/D49954
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