[PATCH] D98062: [RISCV] Don't modify the SEW immediate on the V extension pseudo instructions after inserting VSETVLI.

Roger Ferrer Ibanez via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Mar 9 08:39:43 PST 2021


rogfer01 accepted this revision.
rogfer01 added a comment.

Hi. We did this out of an abundance of caution. We wanted to be sure after the `vsetvli` were emitted, we didn't attempt to use the SEW operand (either by accident or intentionally).

It never occured to me that scheduling could benefit from that, so I think it is a plus to keep it.


Repository:
  rG LLVM Github Monorepo

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https://reviews.llvm.org/D98062



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