| /* POWER feature check | |
| * Copyright (C) 2020 Matheus Castanho <msc@linux.ibm.com>, IBM | |
| * For conditions of distribution and use, see copyright notice in zlib.h | |
| */ | |
| #include <sys/auxv.h> | |
| #include "../../zutil.h" | |
| Z_INTERNAL int power_cpu_has_arch_2_07; | |
| void Z_INTERNAL power_check_features(void) { | |
| unsigned long hwcap2; | |
| hwcap2 = getauxval(AT_HWCAP2); | |
| #ifdef POWER8 | |
| if (hwcap2 & PPC_FEATURE2_ARCH_2_07) | |
| power_cpu_has_arch_2_07 = 1; | |
| #endif | |
| } |