From 3d2b47bcdf8cf407ef1e459d54d4501cc19f0227 Mon Sep 17 00:00:00 2001
From: Andrey Matyukov <andrey.matyukov@intel.com>
Date: Tue, 8 Dec 2020 22:53:39 +0300
Subject: Dual 1536/2048-bit exponentiation optimization for Intel IceLake CPU

It uses AVX512_IFMA + AVX512_VL (with 256-bit wide registers) ISA to
keep lower power license.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14908)

(cherry picked from commit f87b4c4ea67393c9269663ed40a7ea3463cc59d3)
---
 CHANGES.md | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'CHANGES.md')

diff --git a/CHANGES.md b/CHANGES.md
index 0a15cba87d..700238fe66 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -35,6 +35,11 @@ OpenSSL 3.1
 
    *Paul Dale*
 
+ * Parallel dual-prime 1536/2048-bit modular exponentiation for
+   AVX512_IFMA capable processors.
+
+   *Sergey Kirillov, Andrey Matyukov (Intel Corp)*
+
 OpenSSL 3.0
 -----------
 
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