[AARCH64/PATCH] update vulcan L1 cacheline size

Richard Earnshaw (lists) Richard.Earnshaw@arm.com
Mon Aug 1 10:18:00 GMT 2016


On 01/08/16 10:40, Virendra Pathak wrote:
> Hi gcc-patches group,
> 
> Please find the patch for updating vulcan L1 cacheline size.
> 
> Tested the patch with compiling cross aarch64-linux-gcc,
> bootstrapped native aarch64-unknown-linux-gnu and
> run gcc regression.
> 
> Kindly review and merge the patch to trunk, if the patch is okay.
> Thanks.
> 
> gcc/ChangeLog:
> 
> Virendra Pathak  <virendra.pathak@broadcom.com>
> 
>         * config/aarch64/aarch64.c (vulcan_tunings): Update
>         vulcan L1 cache_line_size.
> 
> 

Thanks.  Installed.

R.

> with regards,
> Virendra Pathak
> 
> 
> 0001-AArch64-Update-L1-cache-line-size-for-vulcan.patch.txt
> 
> 
> From fb6ce7d1f4e4fd29b9a618467b5a52a8c69702e9 Mon Sep 17 00:00:00 2001
> From: Virendra Pathak <virendra.pathak@broadcom.com>
> Date: Wed, 27 Jul 2016 03:41:47 -0700
> Subject: [PATCH] AArch64: Update L1 cache line size for vulcan
> 
> ---
>  gcc/config/aarch64/aarch64.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
> index fe2683e..56e8650 100644
> --- a/gcc/config/aarch64/aarch64.c
> +++ b/gcc/config/aarch64/aarch64.c
> @@ -768,7 +768,7 @@ static const struct tune_params vulcan_tunings =
>    2,	/* min_div_recip_mul_sf.  */
>    2,	/* min_div_recip_mul_df.  */
>    0,	/* max_case_values.  */
> -  0,	/* cache_line_size.  */
> +  64,	/* cache_line_size.  */
>    tune_params::AUTOPREFETCHER_OFF,	/* autoprefetcher_model.  */
>    (AARCH64_EXTRA_TUNE_NONE)	/* tune_flags.  */
>  };
> 



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