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(parent: 79edcf4) | patch
optimize ossl_sm4_set_key speed
authorzhangzhilei <zhangzhilei@360.cn>
Sat, 24 Sep 2022 02:32:36 +0000 (10:32 +0800)
committerHugo Landau <hlandau@openssl.org>
Thu, 13 Oct 2022 12:20:24 +0000 (13:20 +0100)
commit704e8090b4a789f52af07de9a3ebbe11db8e19f8
treee1567be97b69412ac85d2872457384545db8b1d7tree | snapshot
parent79edcf4da7d4525acf0db894bc6af6f9ca2b9b9bcommit | diff
optimize ossl_sm4_set_key speed

this optimization comes from libgcrypt, increse about 48% speed

Benchmark on my AMD Ryzen Threadripper 3990X

before:
Did 5752000 SM4 setup operations in 1000151us (5751131.6 ops/sec)
after:
Did 8506000 SM4 setup operations in 1000023us (8505804.4 ops/sec)

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Hugo Landau <hlandau@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/19270)
crypto/sm4/sm4.c diff | blob | blame | history
Mirror of https://github.com/openssl/openssl.git