1 /* Check for hardware capabilities after HWCAP parsing. S390 version. 2 Copyright (C) 2021-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #ifndef _DL_HWCAP_CHECK_H 20 #define _DL_HWCAP_CHECK_H 21 22 #include <gcc-macros.h> 23 #include <ldsodefs.h> 24 25 static inline void dl_hwcap_check(void)26dl_hwcap_check (void) 27 { 28 #if defined __ARCH__ 29 # if GCCMACRO__ARCH__ >= 14 30 if (!(GLRO(dl_hwcap) & HWCAP_S390_VXRS_PDE2)) 31 _dl_fatal_printf ("\ 32 Fatal glibc error: CPU lacks VXRS_PDE2 support (z16 or later required)\n"); 33 # elif GCCMACRO__ARCH__ >= 13 34 if (!(GLRO(dl_hwcap) & HWCAP_S390_VXRS_EXT2)) 35 _dl_fatal_printf ("\ 36 Fatal glibc error: CPU lacks VXRS_EXT2 support (z15 or later required)\n"); 37 # elif GCCMACRO__ARCH__ >= 12 38 if (!(GLRO(dl_hwcap) & HWCAP_S390_VXE)) 39 _dl_fatal_printf ("\ 40 Fatal glibc error: CPU lacks VXE support (z14 or later required)\n"); 41 # endif 42 #endif /* __ARCH__ */ 43 } 44 45 #endif /* _DL_HWCAP_CHECK_H */ 46