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author | Tianjia Zhang <tianjia.zhang@linux.alibaba.com> | 2022-07-21 14:32:15 +0800 |
---|---|---|
committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2022-07-21 10:54:25 +0300 |
commit | 8921b5221e333626884ad291881f79e0583d574a (patch) | |
tree | ff328e6b3c99b9929640339f9380140068422a60 /src | |
parent | 3494140847cb8056d017418fefa25e7bbcfaa32c (diff) | |
download | libgcrypt-8921b5221e333626884ad291881f79e0583d574a.tar.gz |
Add detection for HW feature "ARMv8 SVE"
* configure.ac (svesupport, gcry_cv_gcc_inline_asm_aarch64_sve)
(ENABLE_SVE_SUPPORT): New.
* doc/gcrypt.texi: Add "arm-sve" to HW features list.
* src/g10lib.h (HWF_ARM_SVE): New.
* src/hwf-arm.c (arm_features): Add "sve".
* src/hwfeatures.c (hwflist): Add "arm-sve".
--
Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Diffstat (limited to 'src')
-rw-r--r-- | src/g10lib.h | 1 | ||||
-rw-r--r-- | src/hwf-arm.c | 6 | ||||
-rw-r--r-- | src/hwfeatures.c | 1 |
3 files changed, 8 insertions, 0 deletions
diff --git a/src/g10lib.h b/src/g10lib.h index a5bed002..91d53ff3 100644 --- a/src/g10lib.h +++ b/src/g10lib.h @@ -251,6 +251,7 @@ char **_gcry_strtokenize (const char *string, const char *delim); #define HWF_ARM_SM3 (1 << 6) #define HWF_ARM_SM4 (1 << 7) #define HWF_ARM_SHA512 (1 << 8) +#define HWF_ARM_SVE (1 << 9) #elif defined(HAVE_CPU_ARCH_PPC) diff --git a/src/hwf-arm.c b/src/hwf-arm.c index a0205ee1..0bc2713b 100644 --- a/src/hwf-arm.c +++ b/src/hwf-arm.c @@ -153,6 +153,9 @@ static const struct feature_map_s arm_features[] = #ifndef HWCAP_SHA512 # define HWCAP_SHA512 (1 << 21) #endif +#ifndef HWCAP_SVE +# define HWCAP_SVE (1 << 22) +#endif static const struct feature_map_s arm_features[] = { @@ -169,6 +172,9 @@ static const struct feature_map_s arm_features[] = { HWCAP_SM4, 0, " sm4", HWF_ARM_SM4 }, { HWCAP_SHA512, 0, " sha512", HWF_ARM_SHA512 }, #endif +#ifdef ENABLE_SVE_SUPPORT + { HWCAP_SVE, 0, " sve", HWF_ARM_SVE }, +#endif }; #endif diff --git a/src/hwfeatures.c b/src/hwfeatures.c index af5daf62..dec5efd3 100644 --- a/src/hwfeatures.c +++ b/src/hwfeatures.c @@ -74,6 +74,7 @@ static struct { HWF_ARM_SM3, "arm-sm3" }, { HWF_ARM_SM4, "arm-sm4" }, { HWF_ARM_SHA512, "arm-sha512" }, + { HWF_ARM_SVE, "arm-sve" }, #elif defined(HAVE_CPU_ARCH_PPC) { HWF_PPC_VCRYPTO, "ppc-vcrypto" }, { HWF_PPC_ARCH_3_00, "ppc-arch_3_00" }, |