[PATCH] D154171: [RISCV] Mark zvkn* and zvks* extensions as enabled when all their subextensions are.

[Craig Topper via Phabricator via llvm-commits]

craig.topper added a comment.

In D154171#4462182 <https://reviews.llvm.org/D154171#4462182>, @eopXD wrote:

> ~~Do we need to do the same for v extension?~~
>
> I didn't understand the problem fully, we don't need to care about v extension here because 'v' itself adds something new to the architecture.

Correct. V has some SEW=64 multiply instructions that aren't in zve64*.


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https://reviews.llvm.org/D154171