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2 Commits

Author SHA1 Message Date
Matt Caswell
3c2bdd7df9 Update copyright year 
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14801)
 2021-04-08 13:04:41 +01:00
Andrey Matyukov
c781eb1c63 Dual 1024-bit exponentiation optimization for Intel IceLake CPU 
with AVX512_IFMA + AVX512_VL instructions, primarily for RSA CRT private key
operations. It uses 256-bit registers to avoid CPU frequency scaling issues.
The performance speedup for RSA2k signature on ICL is ~2x.

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/13750)
 2021-03-22 09:48:00 +00:00