[PATCH] D31908: [AntiDepBreaker] Don't rename callee saved register restore instruction

Krzysztof Parzyszek via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu May 4 09:19:30 PDT 2017


kparzysz added a comment.

In https://reviews.llvm.org/D31908#746072, @hfinkel wrote:

> In https://reviews.llvm.org/D31908#746071, @kparzysz wrote:
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> >
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> I didn't mean checking that in the verifier. I meant checking that the return insts had the necessary implicit operands in the non-unreachable case. Looks like you say yes.
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> > The verifier should be able to check if the callee-saved registers are properly marked as live/used in the relevant places (return instructions, etc.)


Sorry, yes, that is correct.


https://reviews.llvm.org/D31908





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