sim/igen/misc.h

   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);