[PATCH] D157273: [GlobalISel] Add dead flags to implicit defs in ISel

Mon Aug 7 14:15:56 PDT 2023

arsenm added a comment.

In D157273#4565233 <https://reviews.llvm.org/D157273#4565233>, @Pierre-vh wrote:

> A couple of things to note:
>
> - This is a bit naive, it only works on the `Record*` and doesn't test for subregs or RC, should it?

Probably can ignore this

> - One of the tradeoffs of doing this at the TableGen level is that we don't know about reserved registers. Do they matter in this case? How could we handle them?

It doesn't matter, dead flags shouldn't be set on reserved registers but also shouldn't matter

Repository:
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https://reviews.llvm.org/D157273