[PATCH] D106403: [RISCV] Avoid using x0,x0 vsetvli for vmv.x.s and vfmv.f.s unless we know the sew/lmul ratio is constant.
Kito Cheng via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jul 20 20:14:30 PDT 2021
kito-cheng added a comment.
Maybe `vsetivli zero, 0, *` rather than `vsetivli zero, 1, *`, so that we can tell it's a special mark and won't confused with other intrinsic use VL=1, and easier to identify & optimize that in future?
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rG LLVM Github Monorepo
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https://reviews.llvm.org/D106403/new/
https://reviews.llvm.org/D106403
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