From: Tom Cosgrove Date: Wed, 21 Feb 2024 09:11:20 +0000 (+0000) Subject: Apply the AES-GCM unroll8 optimisation to Microsoft Azure Cobalt 100 X-Git-Tag: openssl-3.3.0-alpha1~67 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=11adf9a75d6b34723d1a20a0da4e4100ea6ca593;p=thirdparty%2Fopenssl.git Apply the AES-GCM unroll8 optimisation to Microsoft Azure Cobalt 100 Performance improvements range from 18% to 32%. Change-Id: Ifb89eeac3c0625a582a25ff07cf7f9c9ec8f5ba6 Reviewed-by: Hugo Landau Reviewed-by: Neil Horman Reviewed-by: Tomas Mraz (Merged from https://github.com/openssl/openssl/pull/23651) --- diff --git a/crypto/arm_arch.h b/crypto/arm_arch.h index b76981f48b8..da999b5f6d2 100644 --- a/crypto/arm_arch.h +++ b/crypto/arm_arch.h @@ -103,6 +103,7 @@ extern unsigned int OPENSSL_armv8_rsa_neonized; # define ARM_CPU_IMP_ARM 0x41 # define HISI_CPU_IMP 0x48 # define ARM_CPU_IMP_APPLE 0x61 +# define ARM_CPU_IMP_MICROSOFT 0x6D # define ARM_CPU_PART_CORTEX_A72 0xD08 # define ARM_CPU_PART_N1 0xD0C @@ -124,6 +125,8 @@ extern unsigned int OPENSSL_armv8_rsa_neonized; # define APPLE_CPU_PART_M2_BLIZZARD_MAX 0x038 # define APPLE_CPU_PART_M2_AVALANCHE_MAX 0x039 +# define MICROSOFT_CPU_PART_COBALT_100 0xD49 + # define MIDR_PARTNUM_SHIFT 4 # define MIDR_PARTNUM_MASK (0xfffU << MIDR_PARTNUM_SHIFT) # define MIDR_PARTNUM(midr) \ diff --git a/crypto/armcap.c b/crypto/armcap.c index adb8b6a188d..bbb9f454fc6 100644 --- a/crypto/armcap.c +++ b/crypto/armcap.c @@ -418,6 +418,7 @@ void OPENSSL_cpuid_setup(void) } if ((MIDR_IS_CPU_MODEL(OPENSSL_arm_midr, ARM_CPU_IMP_ARM, ARM_CPU_PART_V1) || MIDR_IS_CPU_MODEL(OPENSSL_arm_midr, ARM_CPU_IMP_ARM, ARM_CPU_PART_N2) || + MIDR_IS_CPU_MODEL(OPENSSL_arm_midr, ARM_CPU_IMP_MICROSOFT, MICROSOFT_CPU_PART_COBALT_100) || MIDR_IS_CPU_MODEL(OPENSSL_arm_midr, ARM_CPU_IMP_ARM, ARM_CPU_PART_V2)) && (OPENSSL_armcap_P & ARMV8_SHA3)) OPENSSL_armcap_P |= ARMV8_UNROLL8_EOR3;