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Re: [PATCH][ARM] New rtx costs table for Cortex A9
- From: Richard Earnshaw <rearnsha at arm dot com>
- To: Kyrill Tkachov <kyrylo dot tkachov at arm dot com>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>, Ramana Radhakrishnan <Ramana dot Radhakrishnan at arm dot com>
- Date: Fri, 18 Oct 2013 17:05:13 +0100
- Subject: Re: [PATCH][ARM] New rtx costs table for Cortex A9
- Authentication-results: sourceware.org; auth=none
- References: <526017A5 dot 5000201 at arm dot com>
On 17/10/13 18:00, Kyrill Tkachov wrote:
> Hi all,
>
> This patch adds the rtx costs table for the Cortex-A9 core.
> An arm-none-eabi regression run tuned for A9 succeeded.
> This costs tabled showed a slight improvement on some popular benchmarks and no
> performance regressions on others against the old way of doing rtx costs.
>
> Ok for trunk?
>
> Thanks,
> Kyrill
>
> [gcc/]
> 2013-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
>
> * config/arm/arm.c (cortexa9_extra_costs): New table.
> (arm_cortex_a9_tune): Use cortexa9_extra_costs.
>
OK.
R.