sgidefs.h

它通过提供glibc兼容使得应用程序移植到较小的c 库时相当得容易. 它能够应用到带虚拟存储的Linux和uClinux上.在大多数带MMU部件的平台上为使它更加紧凑,它也能够编译成共享库.uClib

/* Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Ralf Baechle <[e-mail]>.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#ifndef _SGIDEFS_H
#define _SGIDEFS_H	1

/*
 * Definitions for the ISA level
 */
#define _MIPS_ISA_MIPS1 1
#define _MIPS_ISA_MIPS2 2
#define _MIPS_ISA_MIPS3 3
#define _MIPS_ISA_MIPS4 4
#define _MIPS_ISA_MIPS5 5

/*
 * Subprogram calling convention
 *
 * At the moment only _MIPS_SIM_ABI32 is in use.  This will change rsn.
 * Until GCC 2.8.0 is released don't rely on this definitions because the
 * 64bit code is essentially using the 32bit interface model just with
 * 64bit registers.
 */
#define _MIPS_SIM_ABI32		1
#define _MIPS_SIM_NABI32	2
#define _MIPS_SIM_ABI64		3

#endif /* sgidefs.h */