arch/s390/s390_features.c

#include "../../zbuild.h"
#include "s390_features.h"

#ifdef HAVE_SYS_AUXV_H
#  include <sys/auxv.h>
#endif

Z_INTERNAL int PREFIX(s390_cpu_has_vx) = 0;

void Z_INTERNAL PREFIX(s390_check_features)(void) {
#ifdef S390_FEATURES
    PREFIX(s390_cpu_has_vx) = getauxval(AT_HWCAP) & HWCAP_S390_VX;
#endif
}