| /* Processor capability information handling macros - aarch64 version. |
| Copyright (C) 2017-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef _DL_PROCINFO_H |
| #define _DL_PROCINFO_H 1 |
| |
| #include <sys/auxv.h> |
| #include <unistd.h> |
| #include <ldsodefs.h> |
| #include <sysdep.h> |
| |
| /* We cannot provide a general printing function. */ |
| #define _dl_procinfo(type, word) -1 |
| |
| /* HWCAP_CPUID should be available by default to influence IFUNC as well as |
| library search. */ |
| #define HWCAP_IMPORTANT HWCAP_CPUID |
| |
| static inline const char * |
| __attribute__ ((unused)) |
| _dl_hwcap_string (int idx) |
| { |
| return (unsigned)idx < _DL_HWCAP_COUNT ? GLRO(dl_aarch64_cap_flags)[idx] : ""; |
| }; |
| |
| static inline int |
| __attribute__ ((unused)) |
| _dl_string_hwcap (const char *str) |
| { |
| for (int i = 0; i < _DL_HWCAP_COUNT; i++) |
| { |
| if (strcmp (str, _dl_hwcap_string (i)) == 0) |
| return i; |
| } |
| return -1; |
| }; |
| |
| /* There're no platforms to filter out. */ |
| #define _DL_HWCAP_PLATFORM 0 |
| |
| #define _dl_string_platform(str) (-1) |
| |
| #endif /* dl-procinfo.h */ |
