[PATCH] D131654: [PowerPC] Add XXEVAL TD pattern
Ting Wang via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Aug 11 05:14:02 PDT 2022
tingwang added inline comments.
================
Comment at: llvm/lib/Target/PowerPC/PPCInstrP10.td:2107
+ // (nor A, B, C)
+ def : xxevalPattern<(and (vnot v4i32:$vA), (or v4i32:$vB, v4i32:$vC)), 128>;
+ // (nor A, (and B, C))
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shchenz wrote:
> (nor 0, 0, 0) == 1
> (and (vnot 0), (or 0, 0)) == 0 ?
Oh, my formula is wrong... Good catch!
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rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D131654/new/
https://reviews.llvm.org/D131654
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