121 lines
3.1 KiB
C
121 lines
3.1 KiB
C
/* This file is part of psim (model of the PowerPC(tm) architecture)
|
|
|
|
Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
|
|
|
|
This 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.
|
|
|
|
This 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 this library; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
|
|
--
|
|
|
|
PowerPC is a trademark of International Business Machines Corporation. */
|
|
|
|
|
|
/* Basic type sizes for the PowerPC */
|
|
|
|
#ifndef _WORDS_H_
|
|
#define _WORDS_H_
|
|
|
|
/* TYPES:
|
|
|
|
natural* sign determined by host
|
|
signed* signed type of the given size
|
|
unsigned* The corresponding insigned type
|
|
|
|
SIZES
|
|
|
|
*NN Size based on the number of bits
|
|
*_NN Size according to the number of bytes
|
|
*_word Size based on the target architecture's word
|
|
word size (32/64 bits)
|
|
*_cell Size based on the target architecture's
|
|
IEEE 1275 cell size (almost always 32 bits)
|
|
|
|
*/
|
|
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
/* bit based */
|
|
typedef char natural8;
|
|
typedef short natural16;
|
|
typedef int natural32;
|
|
|
|
typedef signed char signed8;
|
|
typedef signed short signed16;
|
|
typedef signed int signed32;
|
|
|
|
typedef unsigned char unsigned8;
|
|
typedef unsigned short unsigned16;
|
|
typedef unsigned int unsigned32;
|
|
|
|
#ifdef __GNUC__
|
|
typedef long long natural64;
|
|
typedef signed long long signed64;
|
|
typedef unsigned long long unsigned64;
|
|
#endif
|
|
|
|
#ifdef _MSC_VER
|
|
typedef __int64 natural64;
|
|
typedef signed __int64 signed64;
|
|
typedef unsigned __int64 unsigned64;
|
|
#endif
|
|
|
|
|
|
/* byte based */
|
|
typedef natural8 natural_1;
|
|
typedef natural16 natural_2;
|
|
typedef natural32 natural_4;
|
|
typedef natural64 natural_8;
|
|
|
|
typedef signed8 signed_1;
|
|
typedef signed16 signed_2;
|
|
typedef signed32 signed_4;
|
|
typedef signed64 signed_8;
|
|
|
|
typedef unsigned8 unsigned_1;
|
|
typedef unsigned16 unsigned_2;
|
|
typedef unsigned32 unsigned_4;
|
|
typedef unsigned64 unsigned_8;
|
|
|
|
|
|
/* for general work, the following are defined */
|
|
/* unsigned: >= 32 bits */
|
|
/* signed: >= 32 bits */
|
|
/* long: >= 32 bits, sign undefined */
|
|
/* int: small indicator */
|
|
|
|
/* target architecture based */
|
|
#if (WITH_TARGET_WORD_BITSIZE == 64)
|
|
typedef natural64 natural_word;
|
|
typedef unsigned64 unsigned_word;
|
|
typedef signed64 signed_word;
|
|
#else
|
|
typedef natural32 natural_word;
|
|
typedef unsigned32 unsigned_word;
|
|
typedef signed32 signed_word;
|
|
#endif
|
|
|
|
|
|
/* Other instructions */
|
|
typedef unsigned32 instruction_word;
|
|
|
|
/* IEEE 1275 cell size - only support 32bit mode at present */
|
|
typedef natural32 natural_cell;
|
|
typedef unsigned32 unsigned_cell;
|
|
typedef signed32 signed_cell;
|
|
|
|
#endif /* _WORDS_H_ */
|