Horton

Re: [PATCH] SVE popcount support

Malladi, Rama <ramamalladi@hotmail.com>

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From: "Malladi, Rama" <ramamalladi@hotmail.com>
To: "Chiranmoy.Bhattacharya@fujitsu.com" <Chiranmoy.Bhattacharya@fujitsu.com>, "Devanga.Susmitha@fujitsu.com" <Devanga.Susmitha@fujitsu.com>, Nathan Bossart <nathandbossart@gmail.com>
Cc: pgsql-hackers <pgsql-hackers@postgresql.org>, "Ragesh.Hajela@fujitsu.com" <Ragesh.Hajela@fujitsu.com>, Salvatore Dipietro <dipiets@amazon.com>
Date: 2025-01-13T15:28:30Z
Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Optimize popcount functions with ARM SVE intrinsics.

  2. Optimize popcount functions with ARM Neon intrinsics.

  3. Rename TRY_POPCNT_FAST to TRY_POPCNT_X86_64.

> Here is the updated patch using 
> pg_attribute_target("arch=armv8-a+sve") to compile the arch-specific 
> function instead of using compiler flags.
>
> ---
This looks good. Thanks Chiranmoy and team. Can you address any other 
feedback from Nathan or others here? Then we can pursue further reviews 
and merging of the patch.
>
>