diff options
| author | Tom Cosgrove <tom.cosgrove@arm.com> | 2023-01-25 19:34:25 +0000 |
|---|---|---|
| committer | Pauli <pauli@openssl.org> | 2023-01-30 09:49:13 +1100 |
| commit | d79bb5316e1318bd776d6b2d6723a36778e07f9d (patch) | |
| tree | a77514f4dd4d16fec8e0eb45c8959f9b4ffe3e41 /crypto/armcap.c | |
| parent | a4347a9a57dcb985283bba03dd3b16294b55945b (diff) | |
Enable AES optimisation on Apple Silicon M2-based systems
Gives a performance enhancement of 16-38%, similar to the M1.
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Hugo Landau <hlandau@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20141)
Diffstat (limited to 'crypto/armcap.c')
| -rw-r--r-- | crypto/armcap.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/crypto/armcap.c b/crypto/armcap.c index 71296786c3..68f735baec 100644 --- a/crypto/armcap.c +++ b/crypto/armcap.c @@ -254,7 +254,8 @@ void OPENSSL_cpuid_setup(void) OPENSSL_armcap_P |= ARMV8_SHA3; len = sizeof(uarch); if ((sysctlbyname("machdep.cpu.brand_string", uarch, &len, NULL, 0) == 0) && - (strncmp(uarch, "Apple M1", 8) == 0)) + ((strncmp(uarch, "Apple M1", 8) == 0) || + (strncmp(uarch, "Apple M2", 8) == 0))) OPENSSL_armcap_P |= ARMV8_UNROLL8_EOR3; } } |