xref: /netbsd-src/external/gpl3/gdb.old/dist/sim/ppc/gen-itable.c (revision d909946ca08dceb44d7d0f22ec9488679695d976)
1 /*  This file is part of the program psim.
2 
3     Copyright (C) 1994-1995, 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 3 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, see <http://www.gnu.org/licenses/>.
17 
18     */
19 
20 
21 
22 #include "misc.h"
23 #include "lf.h"
24 #include "table.h"
25 
26 #include "filter.h"
27 
28 #include "ld-cache.h"
29 #include "ld-decode.h"
30 #include "ld-insn.h"
31 
32 #include "igen.h"
33 #include "gen-itable.h"
34 
35 #ifndef NULL
36 #define NULL 0
37 #endif
38 
39 
40 
41 static void
42 itable_h_insn(insn_table *entry,
43 	      lf *file,
44 	      void *data,
45 	      insn *instruction,
46 	      int depth)
47 {
48   lf_printf(file, "  ");
49   print_function_name(file,
50 		      instruction->file_entry->fields[insn_name],
51 		      NULL,
52 		      function_name_prefix_itable);
53   lf_printf(file, ",\n");
54 }
55 
56 
57 extern void
58 gen_itable_h(insn_table *table, lf *file)
59 {
60   /* output an enumerated type for each instruction */
61   lf_printf(file, "typedef enum {\n");
62   insn_table_traverse_insn(table,
63 			   file, NULL,
64 			   itable_h_insn);
65   lf_printf(file, "  nr_itable_entries,\n");
66   lf_printf(file, "} itable_index;\n");
67   lf_printf(file, "\n");
68 
69   /* output the table that contains the actual instruction info */
70   lf_printf(file, "typedef struct _itable_instruction_info {\n");
71   lf_printf(file, "  itable_index nr;\n");
72   lf_printf(file, "  char *format;\n");
73   lf_printf(file, "  char *form;\n");
74   lf_printf(file, "  char *flags;\n");
75   lf_printf(file, "  char *mnemonic;\n");
76   lf_printf(file, "  char *name;\n");
77   lf_printf(file, "  char *file;\n");
78   lf_printf(file, "  int line_nr;\n");
79   lf_printf(file, "} itable_info;\n");
80   lf_printf(file, "\n");
81   lf_printf(file, "extern itable_info itable[nr_itable_entries];\n");
82 }
83 
84 /****************************************************************/
85 
86 static void
87 itable_c_insn(insn_table *entry,
88 	      lf *file,
89 	      void *data,
90 	      insn *instruction,
91 	      int depth)
92 {
93   char **fields = instruction->file_entry->fields;
94   lf_printf(file, "  { ");
95   print_function_name(file,
96 		      instruction->file_entry->fields[insn_name],
97 		      NULL,
98 		      function_name_prefix_itable);
99   lf_printf(file, ",\n");
100   lf_printf(file, "    \"%s\",\n", fields[insn_format]);
101   lf_printf(file, "    \"%s\",\n", fields[insn_form]);
102   lf_printf(file, "    \"%s\",\n", fields[insn_flags]);
103   lf_printf(file, "    \"%s\",\n", fields[insn_mnemonic]);
104   lf_printf(file, "    \"%s\",\n", fields[insn_name]);
105   lf_printf(file, "    \"%s\",\n", filter_filename (instruction->file_entry->file_name));
106   lf_printf(file, "    %d,\n", instruction->file_entry->line_nr);
107   lf_printf(file, "    },\n");
108 }
109 
110 
111 extern void
112 gen_itable_c(insn_table *table, lf *file)
113 {
114   /* output the table that contains the actual instruction info */
115   lf_printf(file, "#include \"itable.h\"\n");
116   lf_printf(file, "\n");
117   lf_printf(file, "itable_info itable[nr_itable_entries] = {\n");
118   insn_table_traverse_insn(table,
119 			   file, NULL,
120 			   itable_c_insn);
121   lf_printf(file, "};\n");
122 }
123