text: /* POWER feature check
   * Copyright (C) 2020 Matheus Castanho <msc@linux.ibm.com>, IBM
   * Copyright (C) 2021 Mika T. Lindqvist <postmaster@raasu.org>
   * For conditions of distribution and use, see copyright notice in zlib.h
   */
  
  #include <sys/auxv.h>
  #include "../../zutil.h"
  #include "power.h"
  
  Z_INTERNAL int power_cpu_has_altivec = 0;
  Z_INTERNAL int power_cpu_has_arch_2_07 = 0;
  
  void Z_INTERNAL power_check_features(void) {
  #ifdef PPC_FEATURES
      unsigned long hwcap;
      hwcap = getauxval(AT_HWCAP);
  
      if (hwcap & PPC_FEATURE_HAS_ALTIVEC)
          power_cpu_has_altivec = 1;
  #endif
  
  #ifdef POWER_FEATURES
      unsigned long hwcap2;
      hwcap2 = getauxval(AT_HWCAP2);
  
      if (hwcap2 & PPC_FEATURE2_ARCH_2_07)
          power_cpu_has_arch_2_07 = 1;
  #endif
  }
  