From: Alan Modra <amodra@gmail.com>
To: "H.J. Lu" <hjl.tools@gmail.com>
Cc: binutils@sourceware.org
Subject: Re: [PATCH] ELF: Discard a section if any of its linked-to section has been discarded
Date: Fri, 07 Feb 2020 03:30:00 -0000 [thread overview]
Message-ID: <20200207032953.GH5669@bubble.grove.modra.org> (raw)
In-Reply-To: <20200207021431.387289-1-hjl.tools@gmail.com>
On Thu, Feb 06, 2020 at 06:14:31PM -0800, H.J. Lu wrote:
> Add ldelf_before_place_orphans to call before lang_place_orphans to
> discard a section if any of its linked-to sections has been discarded.
>
> PR ld/25022
> * emultempl/aix.em (ld_${EMULATION_NAME}_emulation): Add
> before_place_orphans_default.
> * emultempl/armcoff.em (ld_${EMULATION_NAME}_emulation): Likewise.
> * emultempl/beos.em (ld_${EMULATION_NAME}_emulation): Likewise.
> * emultempl/generic.em (ld_${EMULATION_NAME}_emulation): Likewise.
> * emultempl/linux.em (ld_${EMULATION_NAME}_emulation): Likewise.
> * emultempl/msp430.em (ld_${EMULATION_NAME}_emulation): Likewise.
> * emultempl/pe.em (ld_${EMULATION_NAME}_emulation): Likewise.
> * emultempl/pep.em (ld_${EMULATION_NAME}_emulation): Likewise.
> * emultempl/ticoff.em (ld_${EMULATION_NAME}_emulation): Likewise.
> * emultempl/vanilla.em (ld_${EMULATION_NAME}_emulation): Likewise.
> * emultempl/elf.em (ld_${EMULATION_NAME}_emulation): Use
> ldelf_before_place_orphans.
> * ldelf.c (ldelf_before_place_orphans): New.
> * ldelf.h (ldelf_before_place_orphans): Likewise.
> * ldemul.c (ldemul_before_place_orphans): Likewise.
> (before_place_orphans_default): Likewise.
> * ldemul.h (ldemul_before_place_orphans): Likewise.
> (before_place_orphans_default): Likewise.
> (ld_emulation_xfer_struct): Add before_place_orphans.
> * ldlang.c (lang_process): Call ldemul_before_place_orphans
> before lang_place_orphans.
> * testsuite/ld-elf/pr25022.d: New file.
> * testsuite/ld-elf/pr25022.s: Likewise.
> * testsuite/ld-elf/pr25022.t: Likewise.
OK.
--
Alan Modra
Australia Development Lab, IBM
next prev parent reply other threads:[~2020-02-07 3:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-07 2:14 H.J. Lu
2020-02-07 3:30 ` Alan Modra [this message]
2020-02-08 18:14 ` Fangrui Song
2020-02-08 20:23 ` H.J. Lu
-- strict thread matches above, loose matches on Subject: below --
2020-02-03 14:39 H.J. Lu
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