On 11/2/18 6:07 PM, Sam Tebbs wrote:
> On 11/02/2018 05:28 PM, Sam Tebbs wrote:
>
>> Hi all,
>>
>> This patch adds a new target hook called "asm_post_cfi_startproc". This hook
>> is
>> intended to be used by the aarch64 backend to emit a directive that enables
>> support for unwinding frames signed with the pointer authentication B-key.
>> This
>> hook is triggered after the ".cfi_startproc" directive is emitted in
>> gcc/dwarf2out.c.
>>
>> Bootstrapped on aarch64-none-linux-gnu and tested on aarch64-none-elf with
>> no regressions.
>>
>> Ok for trunk?
>>
>> gcc/
>> 2018-11-02 Sam Tebbs<sam.te...@arm.com>
>>
>> * doc/tm.texi (TARGET_ASM_POST_CFI_STARTPROC): Define.
>> * doc/tm.texi.in (TARGET_ASM_POST_CFI_STARTPROC): Define.
>> * dwarf2out.c (dwarf2out_do_cfi_startproc): Trigger the hook.
>> * hooks.c (hook_void_FILEptr_tree): Define.
>> * hooks.h (hook_void_FILEptr_tree): Define.
>> * target.def (post_cfi_startproc): Define.
> CCing global reviewers and dwarf maintainers.
>
ping
