[PATCH] D43542: [CodeGen][FastRegAlloc] Disable registers spilling for a naked function (PR28641)
Quentin Colombet via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Feb 27 10:15:54 PST 2018
qcolombet added a comment.
> The %1 assignment is dead but not marked as such. I'm not 100% sure whether it is allowed to omit dead flags.
I think it is *not* allowed to omit dead flags.
The question though is why SDISel doesn't set them.
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