From: Hannes Domani <email@example.com>
To: Allan Sandfeld Jensen <firstname.lastname@example.org>,
Mark Wielaard <email@example.com>
Cc: "firstname.lastname@example.org" <email@example.com>,
Subject: Re: DWZ 0.14 released
Date: Tue, 9 Mar 2021 11:38:07 +0000 (UTC) [thread overview]
Message-ID: <firstname.lastname@example.org> (raw)
Am Dienstag, 9. März 2021, 10:10:47 MEZ hat Mark Wielaard <email@example.com> Folgendes geschrieben:
> Hi Allan,
> On Tue, Mar 09, 2021 at 09:06:54AM +0100, Allan Sandfeld Jensen wrote:
> > Btw, question for gcc/binutils
> > Any reason the work done by tools like dwz couldn't be done in the compiler or
> > linker? Seems a bit odd to have a post-linker that optimizes the generated
> > code, when optimizations should already be enabled.
> dwz does two kinds of optimization. First it attempts to optimize the
> DWARF debugging information for a given object (executable or shared
> library). Secondly it tries to put shared pieces of a list of given
> objects into a supplemental file that gets referenced from all the
> given object files.
> Technically the first optimization could be done by the linker. But
> the second optimization is really a post-linker step.
Related question: If it were part of binutils, maybe it could be adapted to
optimize DWARF debugging information of PE files as well.
next prev parent reply other threads:[~2021-03-09 11:38 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-08 12:43 Tom de Vries
2021-03-09 8:06 ` Allan Sandfeld Jensen
2021-03-09 9:09 ` Mark Wielaard
2021-03-09 11:38 ` Hannes Domani [this message]
2021-03-09 11:45 ` Jakub Jelinek
2021-03-12 16:48 ` Nick Alcock
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