RE: Proposal for Updating CRC32C with AVX-512 Algorithm.

Devulapalli, Raghuveer <raghuveer.devulapalli@intel.com>

From: "Devulapalli, Raghuveer" <raghuveer.devulapalli@intel.com>

To: Nathan Bossart <nathandbossart@gmail.com>

Cc: Andres Freund <andres@anarazel.de>, Bruce Momjian <bruce@momjian.us>, Alvaro Herrera <alvherre@alvh.no-ip.org>, "pgsql-hackers@lists.postgresql.org" <pgsql-hackers@lists.postgresql.org>, "Shankaran, Akash" <akash.shankaran@intel.com>

Date: 2024-12-07T08:42:15Z

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 →

Compute CRC32C using AVX-512 instructions where available
- 3c6e8c123896 18.0 landed

Attachments

v9-0001-Add-a-Postgres-SQL-function-for-crc32c-benchmarki.patch (application/octet-stream) patch v9-0001
v9-0002-Refactor-consolidate-x86-ISA-and-OS-runtime-check.patch (application/octet-stream) patch v9-0002
v9-0003-Add-AVX-512-CRC32C-algorithm-with-a-runtime-check.patch (application/octet-stream) patch v9-0003

> [0] https://cirrus-ci.com/task/6023394207989760
> [1] https://cirrus-ci.com/task/5460444254568448
> [2] https://cirrus-ci.com/task/6586344161411072

I was able to fix [0] and [1], but I can't think of why [2] fails. When I tried to reproduce this locally, I get a different unrelated error. Any idea why I am seeing this? 

LINK : fatal error LNK1181: cannot open input file 'C:\Program Files\Git\nologo'

Commands: meson setup build && cd build && meson compile