xref: /netbsd-src/external/gpl3/gdb/dist/sim/igen/misc.h (revision 71f621822dbfd5073a314948bec169b7bb05f7be)
1 /* The IGEN simulator generator for GDB, the GNU Debugger.
2 
3    Copyright 2002-2024 Free Software Foundation, Inc.
4 
5    Contributed by Andrew Cagney.
6 
7    This file is part of GDB.
8 
9    This program is free software; you can redistribute it and/or modify
10    it under the terms of the GNU General Public License as published by
11    the Free Software Foundation; either version 3 of the License, or
12    (at your option) any later version.
13 
14    This program is distributed in the hope that it will be useful,
15    but WITHOUT ANY WARRANTY; without even the implied warranty of
16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17    GNU General Public License for more details.
18 
19    You should have received a copy of the GNU General Public License
20    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
21 
22 #ifndef IGEN_MISC_H
23 #define IGEN_MISC_H
24 
25 /* Frustrating header junk */
26 
27 enum
28 {
29   default_insn_bit_size = 32,
30   max_insn_bit_size = 64,
31 };
32 
33 
34 #include <ctype.h>
35 #include <stdint.h>
36 #include <stdio.h>
37 #include <stdlib.h>
38 #include <string.h>
39 
40 #include "ansidecl.h"
41 
42 #include "filter_host.h"
43 
44 typedef struct _line_ref line_ref;
45 struct _line_ref
46 {
47   const char *file_name;
48   int line_nr;
49 };
50 
51 /* Error appends a new line, warning and notify do not */
52 typedef void error_func (const line_ref *line, const char *msg, ...)
53   ATTRIBUTE_PRINTF_2;
54 
55 extern error_func error ATTRIBUTE_PRINTF_2 ATTRIBUTE_NORETURN;
56 extern error_func warning ATTRIBUTE_PRINTF_2;
57 extern error_func notify ATTRIBUTE_PRINTF_2;
58 
59 
60 #define ERROR(EXPRESSION, args...) \
61 do { \
62   line_ref line; \
63   line.file_name = filter_filename (__FILE__); \
64   line.line_nr = __LINE__; \
65   error (&line, EXPRESSION "\n", ## args); \
66 } while (0)
67 
68 #define ASSERT(EXPRESSION) \
69 do { \
70   if (!(EXPRESSION)) { \
71     line_ref line; \
72     line.file_name = filter_filename (__FILE__); \
73     line.line_nr = __LINE__; \
74     error (&line, "assertion failed - %s\n", #EXPRESSION); \
75   } \
76 } while (0)
77 
78 #define ZALLOC(TYPE) ((TYPE*) zalloc (sizeof(TYPE)))
79 #define NZALLOC(TYPE,N) ((TYPE*) zalloc (sizeof(TYPE) * (N)))
80 
81 extern void *zalloc (long size);
82 
83 extern unsigned target_a2i (int ms_bit_nr, const char *a);
84 
85 extern unsigned i2target (int ms_bit_nr, unsigned bit);
86 
87 extern unsigned long long a2i (const char *a);
88 
89 
90 /* Try looking for name in the map table (returning the corresponding
91    integer value).
92 
93    If the the sentinal (NAME == NULL) its value if >= zero is returned
94    as the default. */
95 
96 typedef struct _name_map
97 {
98   const char *name;
99   int i;
100 }
101 name_map;
102 
103 extern int name2i (const char *name, const name_map * map);
104 
105 extern const char *i2name (const int i, const name_map * map);
106 
107 #endif /* IGEN_MISC_H */
108