Hi Mark,
On Tue, Feb 24, 2026 at 4:32 PM Mark Wielaard <[email protected]> wrote:
>
> Recognize SHT_AARCH64_ATTRIBUTES. This is enough to stop elflint
> complaining about unknown section types. But doesn't implement parsing
> the attributes.
>
> * backends/aarch64_symbol.c (aarch64_section_type_name):
> New function.
> * backends/aarch64_init.c (aarch64_init): Hook
> section_type_name.
>
> https://sourceware.org/bugzilla/show_bug.cgi?id=33923
>
> Signed-off-by: Mark Wielaard <[email protected]>
LGTM.
Aaron
> ---
> backends/aarch64_init.c | 1 +
> backends/aarch64_symbol.c | 18 ++++++++++++++++++
> 2 files changed, 19 insertions(+)
>
> diff --git a/backends/aarch64_init.c b/backends/aarch64_init.c
> index bed929548dcd..c61767d56636 100644
> --- a/backends/aarch64_init.c
> +++ b/backends/aarch64_init.c
> @@ -54,6 +54,7 @@ aarch64_init (Elf *elf __attribute__ ((unused)),
> HOOK (eh, dynamic_tag_check);
> HOOK (eh, data_marker_symbol);
> HOOK (eh, abi_cfi);
> + HOOK (eh, section_type_name);
>
> /* X0-X30 (31 regs) + SP + 1 Reserved + ELR, 30 Reserved regs (34-43)
> + V0-V31 (32 regs, least significant 64 bits only)
> diff --git a/backends/aarch64_symbol.c b/backends/aarch64_symbol.c
> index 15e0805b7604..af9322fda561 100644
> --- a/backends/aarch64_symbol.c
> +++ b/backends/aarch64_symbol.c
> @@ -134,3 +134,21 @@ aarch64_dynamic_tag_check (int64_t tag)
> || tag == DT_AARCH64_PAC_PLT
> || tag == DT_AARCH64_VARIANT_PCS);
> }
> +
> +/* Return symbolic representation of section type. */
> +const char *
> +aarch64_section_type_name (int type,
> + char *buf __attribute__ ((unused)),
> + size_t len __attribute__ ((unused)))
> +{
> + switch (type)
> + {
> +#ifndef SHT_AARCH64_ATTRIBUTES
> +#define SHT_AARCH64_ATTRIBUTES 0x70000003
> +#endif
> + case SHT_AARCH64_ATTRIBUTES:
> + return "AARCH64_ATTRIBUTES";
> + }
> +
> + return NULL;
> +}
> --
> 2.52.0
>
