[PATCH] D96869: [AMDGPU] Fix saving fp and bp
Sebastian Neubauer via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Mar 3 08:17:59 PST 2021
sebastian-ne added a comment.
In D96869#2600088 <https://reviews.llvm.org/D96869#2600088>, @arsenm wrote:
>> 1. `exec != 0` in the function prolog and epilog?
>
> Yes (at least for the prolog). Allowing functions to kill exec and return is an open question. We have to assume a call to an arbitrary function will have any of the problematic cases that can't run with exec=0.
Thanks. I’ll leave it as it is then, because we are not sure about the epilog.
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https://reviews.llvm.org/D96869/new/
https://reviews.llvm.org/D96869
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