xref: /netbsd-src/external/gpl3/gdb/dist/sim/ppc/gen-itable.c (revision 4b169a6ba595ae283ca507b26b15fdff40495b1c)
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 
36 static void
itable_h_insn(insn_table * entry,lf * file,void * data,insn * instruction,int depth)37 itable_h_insn(insn_table *entry,
38 	      lf *file,
39 	      void *data,
40 	      insn *instruction,
41 	      int depth)
42 {
43   lf_printf(file, "  ");
44   print_function_name(file,
45 		      instruction->file_entry->fields[insn_name],
46 		      NULL,
47 		      function_name_prefix_itable);
48   lf_printf(file, ",\n");
49 }
50 
51 
52 extern void
gen_itable_h(insn_table * table,lf * file)53 gen_itable_h(insn_table *table, lf *file)
54 {
55   /* output an enumerated type for each instruction */
56   lf_printf(file, "typedef enum {\n");
57   insn_table_traverse_insn(table,
58 			   file, NULL,
59 			   itable_h_insn);
60   lf_printf(file, "  nr_itable_entries,\n");
61   lf_printf(file, "} itable_index;\n");
62   lf_printf(file, "\n");
63 
64   /* output the table that contains the actual instruction info */
65   lf_printf(file, "typedef struct _itable_instruction_info {\n");
66   lf_printf(file, "  itable_index nr;\n");
67   lf_printf(file, "  const char *format;\n");
68   lf_printf(file, "  const char *form;\n");
69   lf_printf(file, "  const char *flags;\n");
70   lf_printf(file, "  const char *mnemonic;\n");
71   lf_printf(file, "  const char *name;\n");
72   lf_printf(file, "  const char *file;\n");
73   lf_printf(file, "  int line_nr;\n");
74   lf_printf(file, "} itable_info;\n");
75   lf_printf(file, "\n");
76   lf_printf(file, "extern itable_info itable[nr_itable_entries];\n");
77 }
78 
79 /****************************************************************/
80 
81 static void
itable_c_insn(insn_table * entry,lf * file,void * data,insn * instruction,int depth)82 itable_c_insn(insn_table *entry,
83 	      lf *file,
84 	      void *data,
85 	      insn *instruction,
86 	      int depth)
87 {
88   char **fields = instruction->file_entry->fields;
89   lf_printf(file, "  { ");
90   print_function_name(file,
91 		      instruction->file_entry->fields[insn_name],
92 		      NULL,
93 		      function_name_prefix_itable);
94   lf_printf(file, ",\n");
95   lf_printf(file, "    \"%s\",\n", fields[insn_format]);
96   lf_printf(file, "    \"%s\",\n", fields[insn_form]);
97   lf_printf(file, "    \"%s\",\n", fields[insn_flags]);
98   lf_printf(file, "    \"%s\",\n", fields[insn_mnemonic]);
99   lf_printf(file, "    \"%s\",\n", fields[insn_name]);
100   lf_printf(file, "    \"%s\",\n", filter_filename (instruction->file_entry->file_name));
101   lf_printf(file, "    %d,\n", instruction->file_entry->line_nr);
102   lf_printf(file, "    },\n");
103 }
104 
105 
106 extern void
gen_itable_c(insn_table * table,lf * file)107 gen_itable_c(insn_table *table, lf *file)
108 {
109   /* output the table that contains the actual instruction info */
110   lf_printf(file, "#include \"itable.h\"\n");
111   lf_printf(file, "\n");
112   lf_printf(file, "itable_info itable[nr_itable_entries] = {\n");
113   insn_table_traverse_insn(table,
114 			   file, NULL,
115 			   itable_c_insn);
116   lf_printf(file, "};\n");
117 }
118