123456789101112131415161718192021222324252627282930313233343536373839404142434445464748 |
- /* x86 version of processor capability information handling macros.
- Copyright (C) 2017-2019 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 <ldsodefs.h>
- #include <dl-hwcap.h>
- #define _DL_HWCAP_COUNT HWCAP_COUNT
- #define _DL_PLATFORMS_COUNT HWCAP_PLATFORMS_COUNT
- /* Start at 48 to reserve spaces for hardware capabilities. */
- #define _DL_FIRST_PLATFORM 48
- /* Mask to filter out platforms. */
- #define _DL_HWCAP_PLATFORM (((1ULL << _DL_PLATFORMS_COUNT) - 1) \
- << _DL_FIRST_PLATFORM)
- static inline int
- __attribute__ ((unused, always_inline))
- _dl_string_platform (const char *str)
- {
- int i;
- if (str != NULL)
- for (i = HWCAP_PLATFORMS_START; i < HWCAP_PLATFORMS_COUNT; ++i)
- {
- if (strcmp (str, GLRO(dl_x86_platforms)[i]) == 0)
- return _DL_FIRST_PLATFORM + i;
- }
- return -1;
- };
- #endif /* dl-procinfo.h */
|