RE: [gccwwwdocs PATCH] gcc-13/14: Mention Intel new ISA and march support

["Jiang, Haochen" <haochen.jiang@intel.com>]

> -----Original Message-----
> From: Haochen Jiang <haochen.jiang@intel.com>
> Sent: Monday, October 23, 2023 10:18 AM
> To: gcc-patches@gcc.gnu.org
> Cc: gerald@pfeifer.com; ubizjak@gmail.com; Liu, Hongtao
> <hongtao.liu@intel.com>
> Subject: [gccwwwdocs PATCH] gcc-13/14: Mention Intel new ISA and march
> support
> 
> Hi all,
> 
> This patch mentions recent update for x86-64 backend, including ISAs enabled
> update on previous introduced CPU and newly introduced
> options/ISAs/CPUs.
> 
> Ok for wwwdocs?

I will commit the patch if there is no objection.

Thx,
Haochen

> 
> Thx,
> Haochen
> 
> ---
>  htdocs/gcc-13/changes.html |  8 ++++----  htdocs/gcc-14/changes.html | 19
> +++++++++++++++++++
>  2 files changed, 23 insertions(+), 4 deletions(-)
> 
> diff --git a/htdocs/gcc-13/changes.html b/htdocs/gcc-13/changes.html index
> 10c54689..8ef3d639 100644
> --- a/htdocs/gcc-13/changes.html
> +++ b/htdocs/gcc-13/changes.html
> @@ -579,13 +579,13 @@ You may also want to check out our
>    </li>
>    <li>GCC now supports the Intel CPU named Sierra Forest through
>      <code>-march=sierraforest</code>.
> -    The switch enables the AVX-IFMA, AVX-VNNI-INT8, AVX-NE-CONVERT and
> -    CMPccXADD ISA extensions.
> +    The switch enables the AVX-IFMA, AVX-VNNI-INT8, AVX-NE-CONVERT,
> CMPccXADD,
> +    ENQCMD and UINTR ISA extensions.
>    </li>
>    <li>GCC now supports the Intel CPU named Grand Ridge through
>      <code>-march=grandridge</code>.
> -    The switch enables the AVX-IFMA, AVX-VNNI-INT8, AVX-NE-CONVERT,
> CMPccXADD
> -    and RAO-INT ISA extensions.
> +    The switch enables the AVX-IFMA, AVX-VNNI-INT8, AVX-NE-CONVERT,
> CMPccXADD,
> +    ENQCMD, UINTR and RAO-INT ISA extensions.
>    </li>
>    <li>GCC now supports the Intel CPU named Emerald Rapids through
>      <code>-march=emeraldrapids</code>.
> diff --git a/htdocs/gcc-14/changes.html b/htdocs/gcc-14/changes.html index
> c817dde4..4f71061f 100644
> --- a/htdocs/gcc-14/changes.html
> +++ b/htdocs/gcc-14/changes.html
> @@ -186,6 +186,10 @@ a work-in-progress.</p>
> 
>  <h3 id="x86">IA-32/x86-64</h3>
>  <ul>
> +  <li>New compiler option <code>-m[no-]evex512</code> was added.
> +      The compiler switch enables/disables 512 bit vector and 64 bit mask
> +      register. It will be default on if AVX512F is enabled.
> +  </li>
>    <li>New ISA extension support for Intel AVX-VNNI-INT16 was added.
>        AVX-VNNI-INT16 intrinsics are available via the <code>-
> mavxvnniint16</code>
>        compiler switch.
> @@ -202,6 +206,16 @@ a work-in-progress.</p>
>        SM4 intrinsics are available via the <code>-msm4</code>
>        compiler switch.
>    </li>
> +  <li>New ISA extension support for Intel USER_MSR was added.
> +      USER_MSR intrinsics are available via the <code>-muser_msr</code>
> +      compiler switch.
> +  </li>
> +  <li>GCC now supports the Intel CPU named Clearwater Forest through
> +    <code>-march=clearwaterforest</code>.
> +    Based on Sierra Forest, the switch further enables the AVX-VNNI-INT16,
> +    SHA512, SM3, SM4, USER_MSR and PREFETCHI ISA extensions.
> +    extensions.
> +  </li>
>    <li>GCC now supports the Intel CPU named Arrow Lake through
>      <code>-march=arrowlake</code>.
>      Based on Alder Lake, the switch further enables the AVX-IFMA, @@ -216,6
> +230,11 @@ a work-in-progress.</p>
>      <code>-march=lunarlake</code>.
>      Lunar Lake is based on Arrow Lake S.
>    </li>
> +  <li>GCC now supports the Intel CPU named Panther Lake through
> +    <code>-march=pantherlake</code>.
> +    Based on Arrow Lake S, the switch further enables the PREFETCHI ISA
> +    extensions.
> +  </li>
>  </ul>
> 
>  <!-- <h3 id="mips">MIPS</h3> -->
> --
> 2.31.1