[PATCH] Remove NaCl target support

[Andrew Pinski]

On Wed, Jul 16, 2025 at 1:15 PM H.J. Lu <hjl.tools@gmail.com> wrote:
>
> On Wed, Jul 16, 2025 at 12:59 PM Andrew Pinski <pinskia@gmail.com> wrote:
> >
> >
> >
> > On Mon, Jun 29, 2020, 5:07 AM H.J. Lu via Binutils <binutils@sourceware.org> wrote:
> >>
> >> On Sun, Jun 28, 2020 at 9:02 PM Alan Modra <amodra@gmail.com> wrote:
> >> >
> >> > On Sun, Jun 28, 2020 at 08:01:54PM -0700, H.J. Lu wrote:
> >> > > On Sun, Jun 28, 2020 at 5:50 PM Alan Modra <amodra@gmail.com> wrote:
> >> > > >
> >> > > > On Sun, Jun 28, 2020 at 02:17:38PM -0700, H.J. Lu via Binutils wrote:
> >> > > > > On Sat, Jun 27, 2020 at 10:08:45PM -0700, Roland McGrath wrote:
> >> > > > > > Nobody has used those targets in a long time.  They can be removed any time.
> >> > > > >
> >> > > > > Here is a patch to remove NaCl target support from bfd, binutils, gas and
> >> > > > > ld.
> >> > > > >
> >> > > > > OK for master branch?
> >> > > >
> >> > > > You don't want to mark the target support as obsolete for one release?
> >> > > > I think you probably should do that, delaying this patch until after
> >> > > > 2.35 branches in a week or so.
> >> > > >
> >> > >
> >> > > I don't think anyone will miss these targets.
> >> >
> >> > I don't question that, just the hurry to remove them.  Is there
> >> > something so fundamentally wrong with the current nacl support that
> >> > potential users should be more than just warned off them with a
> >> > message saying the target is obsolete?  Current testsuite results
> >> > seem to say the x86_64-nacl target is in good shape.
> >> >
> >>
> >> I wanted to remove NaCl support when CET support was added a few
> >> years ago since there is no way to support any new hardware features
> >> in NaCl.  Since no one is using it, we shouldn't keep it any longer.
> >
> >
> >
> > Did NaCl ever got removed from Binutils? It is now in the process of being removed from llvm(https://github.com/llvm/llvm-project/pull/133661), it would be a good time to do it for binutils and the rest of the gnu toolchain too
> >
> >
>
> ARM still has NaCl support:
>
> ./ld/testsuite/ld-arm/farcall-arm-nacl-pic.d
> ./ld/testsuite/ld-arm/farcall-arm-nacl.d
> ./ld/testsuite/ld-arm/farcall-data-nacl.d
> ./ld/emulparams/armelf_nacl.sh
> ./ld/emulparams/armelfb_nacl.sh
> ./ld/emulparams/elf_nacl.sh
> ./gas/config/te-nacl.h
> ./gold/nacl.cc
> ./gold/nacl.h
> ./bfd/elf-nacl.h
> ./bfd/elf-nacl.c

I looked and gold still has support for i386 nacl also but gold being
deprecated/unmaintained maybe it should not be touched.

Thanks,
Andrew

>
>
> --
> H.J.