[PATCH] x86: Detect Intel Wildcat Lake Processor

[Pandey, Sunil K]

I would like to backport this patch to release branches.
Any comments or objections?

--Sunil   

-----Original Message-----
From: H.J. Lu <hjl.tools@gmail.com> 
Sent: Tuesday, October 7, 2025 3:16 PM
To: Pandey, Sunil K <sunil.k.pandey@intel.com>
Cc: libc-alpha@sourceware.org
Subject: Re: [PATCH] x86: Detect Intel Wildcat Lake Processor

On Wed, Oct 8, 2025 at 2:00 AM Sunil K Pandey <sunil.k.pandey@intel.com> wrote:
>
> Detect Intel Wildcat Lake Processor and tune it similar to Intel 
> Panther Lake.  https://cdrdv2.intel.com/v1/dl/getContent/671368 Section 1.2.
> ---
>  sysdeps/x86/cpu-features.c | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/sysdeps/x86/cpu-features.c b/sysdeps/x86/cpu-features.c 
> index b7d1506135..4bdade883e 100644
> --- a/sysdeps/x86/cpu-features.c
> +++ b/sysdeps/x86/cpu-features.c
> @@ -543,6 +543,7 @@ enum intel_microarch
>    INTEL_BIGCORE_PANTHERLAKE,
>    INTEL_BIGCORE_GRANITERAPIDS,
>    INTEL_BIGCORE_DIAMONDRAPIDS,
> +  INTEL_BIGCORE_WILDCATLAKE,
>
>    /* Mixed (bigcore + atom SOC).  */
>    INTEL_MIXED_LAKEFIELD,
> @@ -702,6 +703,8 @@ intel_get_fam6_microarch (unsigned int model,
>        return INTEL_BIGCORE_ARROWLAKE;
>      case 0xCC:
>        return INTEL_BIGCORE_PANTHERLAKE;
> +    case 0xD5:
> +      return INTEL_BIGCORE_WILDCATLAKE;
>      case 0xAD:
>      case 0xAE:
>        return INTEL_BIGCORE_GRANITERAPIDS; @@ -934,6 +937,7 @@ 
> disable_tsx:
>         case INTEL_BIGCORE_LUNARLAKE:
>         case INTEL_BIGCORE_ARROWLAKE:
>         case INTEL_BIGCORE_PANTHERLAKE:
> +       case INTEL_BIGCORE_WILDCATLAKE:
>         case INTEL_BIGCORE_SAPPHIRERAPIDS:
>         case INTEL_BIGCORE_EMERALDRAPIDS:
>         case INTEL_BIGCORE_GRANITERAPIDS:
> --
> 2.51.0
>

LGTM.

Reviewed-by: H.J. Lu <hjl.tools@gmail.com>

Thanks.

--
H.J.