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

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

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

To: "Devulapalli, Raghuveer" <raghuveer.devulapalli@intel.com>, Nathan Bossart <nathandbossart@gmail.com>

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

Date: 2024-10-30T21:03:20Z

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

v6-0001-Add-a-Postgres-SQL-function-for-crc32c-testing.patch (application/octet-stream) patch v6-0001
v6-0002-Move-all-HW-checks-to-common-file.patch (application/octet-stream) patch v6-0002
v6-0003-Add-support-for-the-SIMD-AVX-512-crc32c-algorithm.patch (application/octet-stream) patch v6-0003
v6-0004-New-COMP_CRC32C-macro-for-AVX512-simplify-code-so.patch (application/octet-stream) patch v6-0004
v6-0005-use-__attribute__-target-.-for-AVX-512-stuff.patch (application/octet-stream) patch v6-0005
v6-0006-Use-__attribute__-target-.-for-SSE42-and-AVX512-C.patch (application/octet-stream) patch v6-0006

v6: Fixing build failure on Windows/MSVC. 

Raghuveer