diff options
Diffstat (limited to 'sysdeps/unix')
| -rw-r--r-- | sysdeps/unix/sysv/linux/aarch64/cpu-features.c | 4 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/aarch64/cpu-features.h | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/aarch64/cpu-features.c b/sysdeps/unix/sysv/linux/aarch64/cpu-features.c index db6aa3516c..6206a2f618 100644 --- a/sysdeps/unix/sysv/linux/aarch64/cpu-features.c +++ b/sysdeps/unix/sysv/linux/aarch64/cpu-features.c @@ -46,6 +46,7 @@ static struct cpu_list cpu_list[] = { {"ares", 0x411FD0C0}, {"emag", 0x503F0001}, {"kunpeng920", 0x481FD010}, + {"a64fx", 0x460F0010}, {"generic", 0x0} }; @@ -116,4 +117,7 @@ init_cpu_features (struct cpu_features *cpu_features) (PR_TAGGED_ADDR_ENABLE | PR_MTE_TCF_ASYNC | MTE_ALLOWED_TAGS), 0, 0, 0); #endif + + /* Check if SVE is supported. */ + cpu_features->sve = GLRO (dl_hwcap) & HWCAP_SVE; } diff --git a/sysdeps/unix/sysv/linux/aarch64/cpu-features.h b/sysdeps/unix/sysv/linux/aarch64/cpu-features.h index 3b9bfed134..2b322e5414 100644 --- a/sysdeps/unix/sysv/linux/aarch64/cpu-features.h +++ b/sysdeps/unix/sysv/linux/aarch64/cpu-features.h @@ -65,6 +65,9 @@ #define IS_KUNPENG920(midr) (MIDR_IMPLEMENTOR(midr) == 'H' \ && MIDR_PARTNUM(midr) == 0xd01) +#define IS_A64FX(midr) (MIDR_IMPLEMENTOR(midr) == 'F' \ + && MIDR_PARTNUM(midr) == 0x001) + struct cpu_features { uint64_t midr_el1; @@ -72,6 +75,7 @@ struct cpu_features bool bti; /* Currently, the GLIBC memory tagging tunable only defines 8 bits. */ uint8_t mte_state; + bool sve; }; #endif /* _CPU_FEATURES_AARCH64_H */ |