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Re: [PATCH glibc 1/2] aarch64: add STO_AARCH64_VARIANT_PCS and DT_AARCH64_VARIANT_PCS
- From: Szabolcs Nagy <Szabolcs dot Nagy at arm dot com>
- To: "libc-alpha at sourceware dot org" <libc-alpha at sourceware dot org>
- Cc: nd <nd at arm dot com>
- Date: Mon, 3 Jun 2019 15:29:25 +0000
- Subject: Re: [PATCH glibc 1/2] aarch64: add STO_AARCH64_VARIANT_PCS and DT_AARCH64_VARIANT_PCS
- References: <3c35b5f5-b13b-5e75-f0ed-2cbf788d83cf@arm.com> <84aa1cdf-c988-fdba-0628-ae9d242dc8ca@arm.com>
On 23/05/2019 12:19, Szabolcs Nagy wrote:
> STO_AARCH64_VARIANT_PCS is a non-visibility st_other flag for marking
> symbols that reference functions that may follow a variant PCS with
> different register usage convention from the base PCS.
>
> DT_AARCH64_VARIANT_PCS is a dynamic tag that marks ELF modules that
> have R_*_JUMP_SLOT relocations for symbols marked with
> STO_AARCH64_VARIANT_PCS (i.e. have variant PCS calls via a PLT).
>
> 2019-05-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
>
> * elf/elf.h (STO_AARCH64_VARIANT_PCS): Define.
> (DT_AARCH64_VARIANT_PCS): Define.
>
i'd like to commit this patchset, but it modifies public elf.h
i assume it is ok to commit now that the same definitions are
in binutils.
if there are no complaints i'll push the patches tomorrow.