diff options
Diffstat (limited to 'sysdeps/x86/cpu-features.c')
| -rw-r--r-- | sysdeps/x86/cpu-features.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/sysdeps/x86/cpu-features.c b/sysdeps/x86/cpu-features.c index 79bc0d7216..c351bdd54a 100644 --- a/sysdeps/x86/cpu-features.c +++ b/sysdeps/x86/cpu-features.c @@ -239,6 +239,24 @@ get_common_indices (struct cpu_features *cpu_features, } } + /* Are XTILECFG and XTILEDATA states usable? */ + if ((xcrlow & (bit_XTILECFG_state | bit_XTILEDATA_state)) + == (bit_XTILECFG_state | bit_XTILEDATA_state)) + { + /* Determine if AMX_BF16 is usable. */ + if (CPU_FEATURES_CPU_P (cpu_features, AMX_BF16)) + cpu_features->usable[index_arch_AMX_BF16_Usable] + |= bit_arch_AMX_BF16_Usable; + /* Determine if AMX_TILE is usable. */ + if (CPU_FEATURES_CPU_P (cpu_features, AMX_TILE)) + cpu_features->usable[index_arch_AMX_TILE_Usable] + |= bit_arch_AMX_TILE_Usable; + /* Determine if AMX_INT8 is usable. */ + if (CPU_FEATURES_CPU_P (cpu_features, AMX_INT8)) + cpu_features->usable[index_arch_AMX_INT8_Usable] + |= bit_arch_AMX_INT8_Usable; + } + /* For _dl_runtime_resolve, set xsave_state_size to xsave area size + integer register save size and align it to 64 bytes. */ if (cpu_features->basic.max_cpuid >= 0xd) |