From: Maxim Masiutin <maxim@masiutin.com>
Date: Sun, 5 Mar 2023 15:10:52 +0000 (+0200)
Subject: Clarify the description of the x86-64-vnni256 and x86-64-avxvnni architectures
X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;h=70dfa141d560c18cd1aa28884b7cd8ab0f094944;hp=70dfa141d560c18cd1aa28884b7cd8ab0f094944;p=stockfish

Clarify the description of the x86-64-vnni256 and x86-64-avxvnni architectures

Now it is clearly explained that "x86-64-vnni256" requires full
support of AVX512-VNNI, but only 256-bit operands are used.

closes https://github.com/official-stockfish/Stockfish/pull/4427

No functional change
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