[PATCH] D136244: [AArch64] Optimize memcmp when the result is tested for [in]equality with 0
Eli Friedman via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Oct 19 10:02:06 PDT 2022
efriedma added inline comments.
================
Comment at: llvm/test/CodeGen/AArch64/i128-cmp.ll:122
; CHECK-NEXT: orr x8, x9, x8
; CHECK-NEXT: cbnz x8, .LBB10_2
; CHECK-NEXT: // %bb.1: // %call
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Is there some reason we don't want to combine this to cmp+ccmp+b.ne?
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D136244/new/
https://reviews.llvm.org/D136244
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