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glibc/sysdeps/x86/dl-procinfo.h
Joseph Myers 688903eb3e Update copyright dates with scripts/update-copyrights.
* All files with FSF copyright notices: Update copyright dates
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	* locale/programs/charmap-kw.h: Regenerated.
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2018-01-01 00:32:25 +00:00

49 lines
1.6 KiB
C

/* x86 version of processor capability information handling macros.
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 <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 */