[PATCH] D105827: [SLP]Workaround for InsertSubVector cost.
Alexey Bataev via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jul 13 14:13:43 PDT 2021
ABataev added a comment.
In D105827#2875503 <https://reviews.llvm.org/D105827#2875503>, @RKSimon wrote:
> LGTM - I'm wondering if SK_InsertSubvector is actually usable in most cases as a shuffle kind or whether we're better off replacing it with something like SK_WidenSubvector + SK_ConcatSubvectors patterns?
Not sure if I understand it correctly but I think SK_InsertSubvector is better here, just need a proper cost for it.
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https://reviews.llvm.org/D105827
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