[PATCH] D55467: [WebAssembly] Optimize Irreducible Control Flow
Dan Gohman via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Dec 13 14:21:04 PST 2018
sunfish added a comment.
In D55467#1326244 <https://reviews.llvm.org/D55467#1326244>, @kripken wrote:
> In D55467#1326177 <https://reviews.llvm.org/D55467#1326177>, @sunfish wrote:
>
> > Do we know what part of the optimizer or codegen is introducing the irreducible control flow in malloc?
>
>
> Not for malloc - I think @jgravelle-google may have been looking into that though?
@jgravelle-google Have you had a chance to look at this?
> Some other musl libc elements with irreducible control flow that show up in a hello world are actually irreducible in the source (!), I verified.
Do you by chance remember which functions this was?
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