[PATCH] D92156: [PowerPC] Add support for "tlbiel" with two arguments

Jinsong Ji via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Dec 17 11:22:49 PST 2020


jsji added a comment.

In D92156#2459303 <https://reviews.llvm.org/D92156#2459303>, @nickdesaulniers wrote:

>> Regarding to usage in kernel, I think it depends on which arch are you building for, if it's with -mcpu=pwr9 and above, yes, I would recommend we update the code to use 5 operands basic form.
>
> I haven't verified yet that `-mcpu=pwr9` is being used, but it looks like the one TU that's using `tlbie` with 2 operands mixes the use of 2 and 5 operand variants without any kind of check from what I can tell.  If that's the case, we might be able to do:

Great. Thanks. I would be great if we can get rid of 2 operands usage in kernel...


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https://reviews.llvm.org/D92156



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