xref: /netbsd-src/external/gpl3/gdb/dist/sim/igen/misc.h (revision d16b7486a53dcb8072b60ec6fcb4373a2d0c27b7)
1 /* The IGEN simulator generator for GDB, the GNU Debugger.
2 
3    Copyright 2002-2023 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 
23 
24 /* Frustrating header junk */
25 
26 enum
27 {
28   default_insn_bit_size = 32,
29   max_insn_bit_size = 64,
30 };
31 
32 
33 #include <ctype.h>
34 #include <stdint.h>
35 #include <stdio.h>
36 #include <stdlib.h>
37 #include <string.h>
38 
39 #include "ansidecl.h"
40 
41 #include "filter_host.h"
42 
43 typedef struct _line_ref line_ref;
44 struct _line_ref
45 {
46   const char *file_name;
47   int line_nr;
48 };
49 
50 /* Error appends a new line, warning and notify do not */
51 typedef void error_func (const line_ref *line, const char *msg, ...)
52   ATTRIBUTE_PRINTF (2, 3);
53 
54 extern ATTRIBUTE_NORETURN error_func error;
55 extern error_func warning;
56 extern error_func notify;
57 
58 
59 #define ERROR(EXPRESSION) \
60 do { \
61   line_ref line; \
62   line.file_name = filter_filename (__FILE__); \
63   line.line_nr = __LINE__; \
64   error (&line, EXPRESSION "\n"); \
65 } while (0)
66 
67 #define ASSERT(EXPRESSION) \
68 do { \
69   if (!(EXPRESSION)) { \
70     line_ref line; \
71     line.file_name = filter_filename (__FILE__); \
72     line.line_nr = __LINE__; \
73     error (&line, "assertion failed - %s\n", #EXPRESSION); \
74   } \
75 } while (0)
76 
77 #define ZALLOC(TYPE) ((TYPE*) zalloc (sizeof(TYPE)))
78 #define NZALLOC(TYPE,N) ((TYPE*) zalloc (sizeof(TYPE) * (N)))
79 
80 extern void *zalloc (long size);
81 
82 extern unsigned target_a2i (int ms_bit_nr, const char *a);
83 
84 extern unsigned i2target (int ms_bit_nr, unsigned bit);
85 
86 extern unsigned long long a2i (const char *a);
87 
88 
89 /* Try looking for name in the map table (returning the corresponding
90    integer value).
91 
92    If the the sentinal (NAME == NULL) its value if >= zero is returned
93    as the default. */
94 
95 typedef struct _name_map
96 {
97   const char *name;
98   int i;
99 }
100 name_map;
101 
102 extern int name2i (const char *name, const name_map * map);
103 
104 extern const char *i2name (const int i, const name_map * map);
105