RE: [PATCH][committed] aarch64: Add Arm Neoverse V2 support

[Kyrylo Tkachov via Gcc-patches]

> -----Original Message-----
> From: Gcc-patches <gcc-patches-
> bounces+kyrylo.tkachov=arm....@gcc.gnu.org> On Behalf Of Kyrylo
> Tkachov via Gcc-patches
> Sent: Friday, September 23, 2022 12:11 PM
> To: gcc-patches@gcc.gnu.org
> Subject: [PATCH][committed] aarch64: Add Arm Neoverse V2 support
> 
> Hi all,
> 
> This patch adds -mcpu/-mtune support for the Arm Neoverse V2 core.
> This updates the internal references to "demeter", but leaves "demeter" as
> an
> accepted value to -mcpu/-mtune as it appears in the released GCC 12 series.
> 
> Bootstrapped and tested on aarch64-none-linux-gnu.
> Pushing to trunk.

This applies, bootstraps and tests cleanly on GCC 12 so I've pushed it to that 
branch too.
Thanks,
Kyrill

> Thanks,
> Kyrill
> 
> gcc/ChangeLog:
> 
>       * config/aarch64/aarch64-cores.def (neoverse-v2): New entry.
>       (demeter): Update tunings to neoversev2.
>       * config/aarch64/aarch64-tune.md: Regenerate.
>       * config/aarch64/aarch64.cc (demeter_addrcost_table): Rename to
>       neoversev2_addrcost_table.
>       (demeter_regmove_cost): Rename to neoversev2_addrcost_table.
>       (demeter_advsimd_vector_cost): Rename to
> neoversev2_advsimd_vector_cost.
>       (demeter_sve_vector_cost): Rename to neoversev2_sve_vector_cost.
>       (demeter_scalar_issue_info): Rename to
> neoversev2_scalar_issue_info.
>       (demeter_advsimd_issue_info): Rename to
> neoversev2_advsimd_issue_info.
>       (demeter_sve_issue_info): Rename to neoversev2_sve_issue_info.
>       (demeter_vec_issue_info): Rename to neoversev2_vec_issue_info.
>       Update references to above.
>       (demeter_vector_cost): Rename to neoversev2_vector_cost.
>       (demeter_tunings): Rename to neoversev2_tunings.
>       (aarch64_vec_op_count::rename_cycles_per_iter): Use
>       neoversev2_sve_issue_info instead of demeter_sve_issue_info.
>       * doc/invoke.texi (AArch64 Options): Document neoverse-v2.