mirror of git://sourceware.org/git/glibc.git
49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/* x86 version of processor capability information handling macros.
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Copyright (C) 2017-2018 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _DL_PROCINFO_H
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#define _DL_PROCINFO_H 1
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#include <ldsodefs.h>
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#include <dl-hwcap.h>
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#define _DL_HWCAP_COUNT HWCAP_COUNT
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#define _DL_PLATFORMS_COUNT HWCAP_PLATFORMS_COUNT
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/* Start at 48 to reserve spaces for hardware capabilities. */
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#define _DL_FIRST_PLATFORM 48
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/* Mask to filter out platforms. */
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#define _DL_HWCAP_PLATFORM (((1ULL << _DL_PLATFORMS_COUNT) - 1) \
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<< _DL_FIRST_PLATFORM)
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static inline int
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__attribute__ ((unused, always_inline))
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_dl_string_platform (const char *str)
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{
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int i;
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if (str != NULL)
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for (i = HWCAP_PLATFORMS_START; i < HWCAP_PLATFORMS_COUNT; ++i)
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{
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if (strcmp (str, GLRO(dl_x86_platforms)[i]) == 0)
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return _DL_FIRST_PLATFORM + i;
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}
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return -1;
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};
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#endif /* dl-procinfo.h */
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