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/*  This file is part of the program psim.

    Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>

    This program is free software; you can redistribute it and/or modify

    it under the terms of the GNU General Public License as published by

    the Free Software Foundation; either version 2 of the License, or

    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License

    along with this program; if not, write to the Free Software

    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

    */

#ifndef _BASICS_H_

#define _BASICS_H_

/* from Michael Meissner, macro's to handle concating symbols better */

#if defined(__STDC__) || defined(ALMOST_STDC)

#define CONCAT2(a,b)     a##b

#define CONCAT3(a,b,c)   a##b##c

#define CONCAT4(a,b,c,d) a##b##c##d

#else

#define CONCAT2(a,b)     a/**/b

#define CONCAT3(a,b,c)   a/**/b/**/c

#define CONCAT4(a,b,c,d) a/**/b/**/c/**/d

#endif

#define XCONCAT2(a,b)     CONCAT2(a,b)

#define XCONCAT3(a,b,c)   CONCAT3(a,b,c)

#define XCONCAT4(a,b,c,d) CONCAT4(a,b,c,d)

/* many things pass around the cpu and psim object with out knowing

   what it is */

typedef struct _cpu cpu;

typedef struct _psim psim;

typedef struct _device device;

typedef struct _device_instance device_instance;

typedef struct _event_queue event_queue;

typedef struct _event_entry_tag *event_entry_tag;

/* many things are moving data between the host and target */

typedef enum {

  cooked_transfer,

  raw_transfer,

} transfer_mode;

/* possible exit statuses */

typedef enum {

  was_continuing, was_trap, was_exited, was_signalled

} stop_reason;

/* disposition of an object when things are next restarted */

typedef enum {

  permenant_object,

  tempoary_object,

} object_disposition;

/* directions */

typedef enum {

  bidirect_port,

  input_port,

  output_port,

} port_direction;

/* Basic configuration */

#include "config.h"

#include "ppc-config.h"

#include "inline.h"

/* Basic host dependant mess - hopefully <stdio.h> + <stdarg.h> will

   bring potential conflicts out in the open */

#include <stdarg.h>

#include <stdio.h>

#ifndef NORETURN

#define NORETURN

#endif

#ifndef NULL

#define NULL 0

#endif

#if !defined (__attribute__)

#if (!defined(__GNUC__) \

     || (__GNUC__ < 2) \

     || (__GNUC__ == 2 && __GNUC_MINOR__ < 6))

#define __attribute__(arg)

#endif

#endif

#if !defined (UNUSED)

#if (!defined(__GNUC__) \

     || (__GNUC__ < 2) \

     || (__GNUC__ == 2 && __GNUC_MINOR__ < 7))

#define UNUSED

#else

#define UNUSED __attribute__((__unused__))

#endif

#endif

/* Basic definitions - ordered so that nothing calls what comes after

   it */

#include "sim_callbacks.h"

#include "debug.h"

#include "words.h"

#include "bits.h"

#include "sim-endian.h"

#endif /* _BASICS_H_ */