[llvm-dev] OptBisect implementation for new pass manager (original) (raw)

Philip Pfaffe via llvm-dev llvm-dev at lists.llvm.org
Wed Sep 26 10:57:57 PDT 2018

Well, I think we don't have a clear idea about new-PM codegen should work in general. Is this really something that concerns us right now?

Philip

On Wed, Sep 26, 2018 at 7:54 PM Friedman, Eli <efriedma at codeaurora.org> wrote:

On 9/26/2018 10:47 AM, Philip Pfaffe via llvm-dev wrote: > Hi Fedor, > > can you make an example where a pass actually needs to opt-out? > Because IMO, bisect should quite literally to DebugCounter-style skip > every step in every ::run method's loop. Passes should not even be > concerned with this.

This isn't so much an issue for the optimization pipeline, but code generation involves some passes which are mandatory (e.g. isel). -Eli -- Employee of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20180926/2066feb8/attachment.html>

More information about the llvm-dev mailing list