[PATCH] D119424: [AArch64][SVE] Invert VSelect operand order and condition for predicated arithmetic operations
Paul Walker via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Feb 11 03:04:42 PST 2022
paulwalker-arm added a comment.
Another option regarding my scalable vectors only comment is that for SVE we lower all the floating point operations to predicated nodes so you could have a post lowering combine that looks for FADD_PRED rather than FADD. Not sure if there's a huge benefit to this but given you're trying to produce something more isel friendly, having the combine as close to isel as possible is perhaps beneficial.
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https://reviews.llvm.org/D119424/new/
https://reviews.llvm.org/D119424
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