1 /*  This file is part of the program psim.
2 
3     Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
4 
5     This program is free software; you can redistribute it and/or modify
6     it under the terms of the GNU General Public License as published by
7     the Free Software Foundation; either version 2 of the License, or
8     (at your option) any later version.
9 
10     This program is distributed in the hope that it will be useful,
11     but WITHOUT ANY WARRANTY; without even the implied warranty of
12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13     GNU General Public License for more details.
14 
15     You should have received a copy of the GNU General Public License
16     along with this program; if not, write to the Free Software
17     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 
19     */
20 
21 
22 #ifndef _BASICS_H_
23 #define _BASICS_H_
24 
25 
26 /* from Michael Meissner, macro's to handle concating symbols better */
27 
28 #if defined(__STDC__) || defined(ALMOST_STDC)
29 #define CONCAT2(a,b)	 a##b
30 #define CONCAT3(a,b,c)	 a##b##c
31 #define CONCAT4(a,b,c,d) a##b##c##d
32 #else
33 #define CONCAT2(a,b)	 a/**/b
34 #define CONCAT3(a,b,c)	 a/**/b/**/c
35 #define CONCAT4(a,b,c,d) a/**/b/**/c/**/d
36 #endif
37 
38 #define XCONCAT2(a,b)     CONCAT2(a,b)
39 #define XCONCAT3(a,b,c)   CONCAT3(a,b,c)
40 #define XCONCAT4(a,b,c,d) CONCAT4(a,b,c,d)
41 
42 
43 /* many things pass around the cpu and psim object with out knowing
44    what it is */
45 
46 typedef struct _cpu cpu;
47 typedef struct _psim psim;
48 typedef struct _device device;
49 typedef struct _device_instance device_instance;
50 typedef struct _event_queue event_queue;
51 typedef struct _event_entry_tag *event_entry_tag;
52 
53 
54 /* many things are moving data between the host and target */
55 
56 typedef enum {
57   cooked_transfer,
58   raw_transfer,
59 } transfer_mode;
60 
61 
62 /* possible exit statuses */
63 
64 typedef enum {
65   was_continuing, was_trap, was_exited, was_signalled
66 } stop_reason;
67 
68 
69 /* disposition of an object when things are next restarted */
70 
71 typedef enum {
72   permenant_object,
73   tempoary_object,
74 } object_disposition;
75 
76 
77 /* directions */
78 
79 typedef enum {
80   bidirect_port,
81   input_port,
82   output_port,
83 } port_direction;
84 
85 
86 
87 /* Basic configuration */
88 
89 #include "config.h"
90 #include "ppc-config.h"
91 #include "inline.h"
92 
93 
94 /* Basic host dependant mess - hopefully <stdio.h> + <stdarg.h> will
95    bring potential conflicts out in the open */
96 
97 #include <stdarg.h>
98 #include <stdio.h>
99 
100 
101 #ifndef NORETURN
102 #define NORETURN
103 #endif
104 
105 #ifndef NULL
106 #define NULL 0
107 #endif
108 
109 #if !defined (__attribute__)
110 #if (!defined(__GNUC__) \
111      || (__GNUC__ < 2) \
112      || (__GNUC__ == 2 && __GNUC_MINOR__ < 6))
113 #define __attribute__(arg)
114 #endif
115 #endif
116 
117 #if !defined (UNUSED)
118 #if (!defined(__GNUC__) \
119      || (__GNUC__ < 2) \
120      || (__GNUC__ == 2 && __GNUC_MINOR__ < 7))
121 #define UNUSED
122 #else
123 #define UNUSED __attribute__((__unused__))
124 #endif
125 #endif
126 
127 
128 /* Basic definitions - ordered so that nothing calls what comes after
129    it */
130 
131 #include "sim_callbacks.h"
132 
133 #include "debug.h"
134 
135 #include "words.h"
136 #include "bits.h"
137 #include "sim-endian.h"
138 
139 #endif /* _BASICS_H_ */
140