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/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1996 by Ralf Baechle
*
* Definitions commonly used in SGI style code.
*/
#ifndef __ASM_SGIDEFS_H
#define __ASM_SGIDEFS_H
/*
* There are compilers out there that don't define _MIPS_ISA, _MIPS_SIM,
* _MIPS_SZINT, _MIPS_SZLONG, _MIPS_SZPTR. So we notify the user about this
* problem. The kernel sources are aware of this problem, so we don't warn
* when compiling the kernel.
*/
#if !defined(_MIPS_ISA) && !defined(__KERNEL__)
#warning "Macro _MIPS_ISA has not been defined by specs file"
#endif
#if !defined(_MIPS_SIM) && !defined(__KERNEL__)
#warning "Macro _MIPS_SIM has not been defined by specs file"
#endif
#if !defined(_MIPS_SZINT) && !defined(__KERNEL__)
#warning "Macro _MIPS_SZINT has not been defined by specs file"
#endif
#if !defined(_MIPS_SZLONG) && !defined(__KERNEL__)
#warning "Macro _MIPS_SZLONG has not been defined by specs file"
#endif
#if !defined(_MIPS_SZPTR) && !defined(__KERNEL__)
#warning "Macro _MIPS_SZPTR has not been defined by specs file"
#endif
#if (!defined(_MIPS_ISA) || \
!defined(_MIPS_SIM) || \
!defined(_MIPS_SZINT) || \
!defined(_MIPS_SZLONG) || \
!defined(_MIPS_SZPTR)) && !defined(__KERNEL__)
#warning "Please update your GCC to GCC 2.7.2-4 or newer"
#endif
/*
* Now lets try our best to supply some reasonable default values for
* whatever defines GCC didn't supply. This cannot be done correct for
* all possible combinations of options, so be careful with your options
* to GCC. Best bet is to keep your fingers off the a.out GCC and use
* ELF GCC 2.7.2-3 where possible.
*/
#ifndef _MIPS_ISA
#if __mips == 1
#define _MIPS_ISA _MIPS_ISA_MIPS1
/* It is impossible to handle the -mips2 case correct. */
#elif __mips == 3
#define _MIPS_ISA _MIPS_ISA_MIPS3
#elif __mips == 4
#define _MIPS_ISA _MIPS_ISA_MIPS4
#else /* __mips must be 5 */
#define _MIPS_ISA _MIPS_ISA_MIPS5
#endif
#endif
#ifndef _MIPS_SIM
#define _MIPS_SIM _MIPS_SIM_ABI32
#endif
#ifndef _MIPS_SZINT
#define _MIPS_SZINT 32
#endif
#ifndef _MIPS_SZLONG
#define _MIPS_SZLONG 32
#endif
#ifndef _MIPS_SZPTR
#define _MIPS_SZPTR 32
#endif
/*
* 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 /* __ASM_SGIDEFS_H */
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