[llvm-dev] Tool to reduce a module to just (one/more) function

[Mircea Trofin via llvm-dev]

Oh. duh. thanks :)

On Wed, Feb 17, 2021 at 10:45 AM Johannes Doerfert <
johannesdoerfert at gmail.com> wrote:

> llvm-extract?
>
> On 2/17/21 11:35 AM, Mircea Trofin via llvm-dev wrote:
> > Apologies if I'm missing something obvious - the TL;DR; is: do we have /
> > would folks find useful a tool that took a module and a function name and
> > produced a valid module with just that function in, the rest being
> deleted
> > - i.e. outright deleted if no internal calls, converted to a declaration
> > otherwise; their metadata, too.
> >
> > My scenario is: large (think: thinlto backend) modules, and I want to
> focus
> > on comparing regalloc policies for just one. Both in the debugger, as
> well
> > as dbgs() debugging, would benefit from not having to care about
> > anything else than this one function - especially when considering
> looking
> > over a few subsequent function passes.
> >
> > Thanks!
> >
> >
> > _______________________________________________
> > LLVM Developers mailing list
> > llvm-dev at lists.llvm.org
> > https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>
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