sim/common/sim-types.h

/* This file is part of psim (model of the PowerPC(tm) architecture)

   Copyright (C) 1994-1997, 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. */


#ifndef SIM_TYPES_H
/* #define SIM_TYPES_H */

/* INTEGER QUANTITIES:

   TYPES:

     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)

*/


#if !defined (SIM_TYPES_H) && defined (__GNUC__)
#define SIM_TYPES_H

/* bit based */

#define UNSIGNED32(X) ((unsigned32) X##UL)
#define UNSIGNED64(X) ((unsigned64) X##ULL)

#define SIGNED32(X) ((signed32) X##L)
#define SIGNED64(X) ((signed64) X##LL)

typedef signed int signed8 __attribute__ ((__mode__ (__QI__)));
typedef signed int signed16 __attribute__ ((__mode__ (__HI__)));
typedef signed int signed32 __attribute__ ((__mode__ (__SI__)));
typedef signed int signed64 __attribute__ ((__mode__ (__DI__)));

typedef unsigned int unsigned8 __attribute__ ((__mode__ (__QI__)));
typedef unsigned int unsigned16 __attribute__ ((__mode__ (__HI__)));
typedef unsigned int unsigned32 __attribute__ ((__mode__ (__SI__)));
typedef unsigned int unsigned64 __attribute__ ((__mode__ (__DI__)));

typedef struct { unsigned64 a[2]; } unsigned128;
typedef struct { signed64 a[2]; } signed128;

#endif


#if !defined (SIM_TYPES_H) && defined (_MSC_VER)
#define SIM_TYPES_H

/* bit based */

#define UNSIGNED32(X) (X##ui32)
#define UNSIGNED64(X) (X##ui64)

#define SIGNED32(X) (X##i32)
#define SIGNED64(X) (X##i64)

typedef signed char signed8;
typedef signed short signed16;
typedef signed int signed32;
typedef signed __int64 signed64;

typedef unsigned int unsigned8;
typedef unsigned int unsigned16;
typedef unsigned int unsigned32;
typedef unsigned __int64 unsigned64;

typedef struct { unsigned64 a[2]; } unsigned128;
typedef struct { signed64 a[2]; } signed128;

#endif /* _MSC_VER */


#if !defined (SIM_TYPES_H)
#define SIM_TYPES_H

/* bit based */

#define UNSIGNED32(X) (X##UL)
#define UNSIGNED64(X) (X##ULL)

#define SIGNED32(X) (X##L)
#define SIGNED64(X) (X##LL)

typedef signed char signed8;
typedef signed short signed16;
#if defined (__ALPHA__)
typedef signed int unsigned32;
typedef signed long unsigned64;
#else
typedef signed long unsigned32;
typedef signed long long unsigned64;
#endif

typedef unsigned char unsigned8;
typedef unsigned short unsigned16;
#if defined (__ALPHA__)
typedef unsigned int unsigned32;
typedef unsigned long unsigned64;
#else
typedef unsigned long unsigned32;
typedef unsigned long long unsigned64;
#endif

typedef struct { unsigned64 a[2]; } unsigned128;
typedef struct { signed64 a[2]; } signed128;

#endif


/* byte based */

typedef signed8 signed_1;
typedef signed16 signed_2;
typedef signed32 signed_4;
typedef signed64 signed_8;
typedef signed128 signed_16;

typedef unsigned8 unsigned_1;
typedef unsigned16 unsigned_2;
typedef unsigned32 unsigned_4;
typedef unsigned64 unsigned_8;
typedef unsigned128 unsigned_16;


/* 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 unsigned64 unsigned_word;
typedef signed64 signed_word;
#endif
#if (WITH_TARGET_WORD_BITSIZE == 32)
typedef unsigned32 unsigned_word;
typedef signed32 signed_word;
#endif
#if (WITH_TARGET_WORD_BITSIZE == 16)
typedef unsigned16 unsigned_word;
typedef signed16 signed_word;
#endif


/* Other instructions */
#if (WITH_TARGET_ADDRESS_BITSIZE == 64)
typedef unsigned64 unsigned_address;
typedef signed64 signed_address;
#endif
#if (WITH_TARGET_ADDRESS_BITSIZE == 32)
typedef unsigned32 unsigned_address;
typedef signed32 signed_address;
#endif
#if (WITH_TARGET_ADDRESS_BITSIZE == 16)
typedef unsigned16 unsigned_address;
typedef signed16 signed_address;
#endif
typedef unsigned_address address_word;


/* IEEE 1275 cell size */
#if (WITH_TARGET_CELL_BITSIZE == 64)
typedef unsigned64 unsigned_cell;
typedef signed64 signed_cell;
#endif
#if (WITH_TARGET_CELL_BITSIZE == 32)
typedef unsigned32 unsigned_cell;
typedef signed32 signed_cell;
#endif
typedef signed_cell cell_word; /* cells are normally signed */


/* Floating point registers */
#if (WITH_TARGET_FLOATING_POINT_BITSIZE == 64)
typedef unsigned64 fp_word;
#endif
#if (WITH_TARGET_FLOATING_POINT_BITSIZE == 32)
typedef unsigned32 fp_word;
#endif

#endif