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[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [newlib/] [libc/] [sys/] [linux/] [machine/] [i386/] [dl-procinfo.h] - Blame information for rev 816

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1 148 jeremybenn
/* Linux/i386 version of processor capability information handling macros.
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   Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
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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, write to the Free
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   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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   02111-1307 USA.  */
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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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/* If anything should be added here check whether the size of each string
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   is still ok with the given array size.  */
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extern const char _dl_x86_cap_flags[][7];
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#define _DL_HWCAP_COUNT 32
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extern const char _dl_x86_platforms[][5];
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#define _DL_PLATFORMS_COUNT     4
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/* Start at 48 to reserve some space.  */
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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      (7ULL << _DL_FIRST_PLATFORM)
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static inline int
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__attribute__ ((unused))
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_dl_procinfo (int word)
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{
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  /* This table should match the information from arch/i386/kernel/setup.c
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     in the kernel sources.  */
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  int i;
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  _dl_printf ("AT_HWCAP:   ");
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  for (i = 0; i < _DL_HWCAP_COUNT; ++i)
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    if (word & (1 << i))
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      _dl_printf (" %s", _dl_x86_cap_flags[i]);
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  _dl_printf ("\n");
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  return 0;
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}
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static inline const char *
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__attribute__ ((unused))
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_dl_hwcap_string (int idx)
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{
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  return _dl_x86_cap_flags[idx];
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};
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static inline const char *
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__attribute__ ((unused))
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_dl_platform_string (int idx)
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{
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  return _dl_x86_platforms [idx - _DL_FIRST_PLATFORM];
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};
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enum
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{
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  HWCAP_I386_FPU   = 1 << 0,
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  HWCAP_I386_VME   = 1 << 1,
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  HWCAP_I386_DE    = 1 << 2,
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  HWCAP_I386_PSE   = 1 << 3,
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  HWCAP_I386_TSC   = 1 << 4,
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  HWCAP_I386_MSR   = 1 << 5,
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  HWCAP_I386_PAE   = 1 << 6,
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  HWCAP_I386_MCE   = 1 << 7,
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  HWCAP_I386_CX8   = 1 << 8,
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  HWCAP_I386_APIC  = 1 << 9,
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  HWCAP_I386_SEP   = 1 << 11,
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  HWCAP_I386_MTRR  = 1 << 12,
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  HWCAP_I386_PGE   = 1 << 13,
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  HWCAP_I386_MCA   = 1 << 14,
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  HWCAP_I386_CMOV  = 1 << 15,
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  HWCAP_I386_FCMOV = 1 << 16,
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  HWCAP_I386_MMX   = 1 << 23,
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  HWCAP_I386_OSFXSR = 1 << 24,
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  HWCAP_I386_XMM   = 1 << 25,
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  HWCAP_I386_XMM2  = 1 << 26,
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  HWCAP_I386_AMD3D = 1 << 31,
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  /* XXX Which others to add here?  */
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  HWCAP_IMPORTANT = (HWCAP_I386_MMX)
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};
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static inline int
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__attribute__ ((unused))
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_dl_string_hwcap (const char *str)
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{
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  int i;
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  for (i = 0; i < _DL_HWCAP_COUNT; i++)
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    {
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      if (strcmp (str, _dl_x86_cap_flags[i]) == 0)
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        return i;
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    }
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  return -1;
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};
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static inline int
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__attribute__ ((unused))
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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 = 0; i < _DL_PLATFORMS_COUNT; ++i)
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      {
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        if (strcmp (str, _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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