[AArch64] Binutils/gas/ld port for ARM's new 64-bit architecture, AArch64 [6/6] binutils changes v2
Yufeng Zhang
Yufeng.Zhang@arm.com
Tue Aug 7 17:30:00 GMT 2012
Hi,
On 07/30/12 16:16, Joseph S. Myers wrote:
> On Mon, 30 Jul 2012, Yufeng Zhang wrote:
>
>> This patch adds the binutils changes of the AArch64 target support.
>
> Are you sure this is adding full support to readelf? You appear to have
> some architecture-specific PT_*, SHT_* and SHF_* values in elf/aarch64.h,
> so readelf should know how to display those - and in general such support
> is conditioned on the architecture, so even if the names and values are
> the same as for ARM, I'd expect you to need conditionals to enable the
> decoding for AArch64 as well as for ARM. (In general I'd advise going
> through the ELF ABI and making sure that all such architecture-specific
> values from the ABI are (a) present in elf/aarch64.h and (b) properly
> displayed by readelf.)
Thank you for your reviewing.
Please find the attached updated patch which has an improved
implementation of the AArch64-port readelf.
Thanks,
Yufeng
Updated change log:
binutils/ChangeLog
2012-08-07 Ian Bolton <ian.bolton@arm.com>
Laurent Desnogues <laurent.desnogues@arm.com>
Jim MacArthur <jim.macarthur@arm.com>
Marcus Shawcroft <marcus.shawcroft@arm.com>
Nigel Stephens <nigel.stephens@arm.com>
Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Richard Earnshaw <rearnsha@arm.com>
Sofiane Naci <sofiane.naci@arm.com>
Tejas Belagod <tejas.belagod@arm.com>
Yufeng Zhang <yufeng.zhang@arm.com>
* readelf.c (guess_is_rela): Handle EM_AARCH64.
(get_machine_name): Likewise.
(get_aarch64_segment_type): New function.
(get_segment_type): Handle EM_AARCH64 by calling the new function.
(get_aarch64_section_type_name): New function.
(get_section_type_name): Handle EM_AARCH64 by calling the new
function.
(is_32bit_abs_reloc): Handle EM_AARCH64.
(is_32bit_pcrel_reloc): Likewise.
(is_64bit_abs_reloc): Likewise.
(is_64bit_pcrel_reloc): Likewise.
(is_none_reloc): Likewise.
binutils/testsuite/ChangeLog
2012-08-07 Ian Bolton <ian.bolton@arm.com>
Laurent Desnogues <laurent.desnogues@arm.com>
Jim MacArthur <jim.macarthur@arm.com>
Marcus Shawcroft <marcus.shawcroft@arm.com>
Nigel Stephens <nigel.stephens@arm.com>
Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Richard Earnshaw <rearnsha@arm.com>
Sofiane Naci <sofiane.naci@arm.com>
Tejas Belagod <tejas.belagod@arm.com>
Yufeng Zhang <yufeng.zhang@arm.com>
* objdump.exp: Add AArch64.
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