[llvm-dev] Question about Prolog/Epilog Code Insertion

陳韋任 via llvm-dev llvm-dev at lists.llvm.org
Wed Jun 14 04:33:03 PDT 2017


I see, thanks.

2017-06-13 2:54 GMT+08:00 Matthias Braun <mbraun at apple.com>:

> Please note the very beginning of the document: "Warning: This is a work
> in progress."
>
> This section is at the right place, but indeed it only seems to be talking
> about one (minor) aspect of it which is the compact unwind info (which is
> only relevant for apple platforms I think).
> Unforunately there seems to be no general description yet about the passes
> tasks and how it is achieving them, I think at the moment it's best to read
> the sourcecode instead of the the CodeGenerator document...
>
> - Matthias
>
> > On Jun 9, 2017, at 6:15 AM, 陳韋任 via llvm-dev <llvm-dev at lists.llvm.org>
> wrote:
> >
> > Hi All,
> >
> >   When seeing the title "Prolog/Epilog Code Insertion", I'd expect
> something about XXXFrameLowering.cpp
> > (particular about emitPrologue/emitEpilogue). But the document [1] is
> about unwind. Is it placed at the right
> > place/section?
> >
> >   Thanks.
> >
> > [1] http://llvm.org/docs/CodeGenerator.html#prolog-epilog-code-insertion
> >
> > Regards,
> > chenwj
> >
> > --
> > Wei-Ren Chen (陳韋任)
> > Homepage: https://people.cs.nctu.edu.tw/~chenwj
> > _______________________________________________
> > LLVM Developers mailing list
> > llvm-dev at lists.llvm.org
> > http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>
>


-- 
Wei-Ren Chen (陳韋任)
Homepage: https://people.cs.nctu.edu.tw/~chenwj
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