[PATCH] D49671: [SchedModel] Propagate read advance cycles to implicit operands outside instruction descriptor

[Jonas Paulsson via Phabricator via llvm-commits]

jonpa added a comment.

> I don't have a patch for this and I really don't know which targets wants the new behavior.

I think this behavior is wanted by all targets that define a SchedModel that includes ReadAdvances as well as using subregisters. This seems to include AArch64 , ARM, X86 and SystemZ, as far as I can tell.

Therefore I think this would be worth resolving in common code...


https://reviews.llvm.org/D49671