gnu/dist/gdb6/sim/ppc/gen-itable.c

   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 2 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, write to the Free Software
  17     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18
  19     */
  20
  21
  22
  23 #include "misc.h"
  24 #include "lf.h"
  25 #include "table.h"
  26
  27 #include "filter.h"
  28
  29 #include "ld-cache.h"
  30 #include "ld-decode.h"
  31 #include "ld-insn.h"
  32
  33 #include "igen.h"
  34 #include "gen-itable.h"
  35
  36 #ifndef NULL
  37 #define NULL 0
  38 #endif
  39
  40
  41
  42 static void
  43 itable_h_insn(insn_table *entry,
  44               lf *file,
  45               void *data,
  46               insn *instruction,
  47               int depth)
  48 {
  49   lf_printf(file, "  ");
  50   print_function_name(file,
  51                       instruction->file_entry->fields[insn_name],
  52                       NULL,
  53                       function_name_prefix_itable);
  54   lf_printf(file, ",\n");
  55 }
  56
  57
  58 extern void
  59 gen_itable_h(insn_table *table, lf *file)
  60 {
  61   /* output an enumerated type for each instruction */
  62   lf_printf(file, "typedef enum {\n");
  63   insn_table_traverse_insn(table,
  64                            file, NULL,
  65                            itable_h_insn);
  66   lf_printf(file, "  nr_itable_entries,\n");
  67   lf_printf(file, "} itable_index;\n");
  68   lf_printf(file, "\n");
  69
  70   /* output the table that contains the actual instruction info */
  71   lf_printf(file, "typedef struct _itable_instruction_info {\n");
  72   lf_printf(file, "  itable_index nr;\n");
  73   lf_printf(file, "  char *format;\n");
  74   lf_printf(file, "  char *form;\n");
  75   lf_printf(file, "  char *flags;\n");
  76   lf_printf(file, "  char *mnemonic;\n");
  77   lf_printf(file, "  char *name;\n");
  78   lf_printf(file, "  char *file;\n");
  79   lf_printf(file, "  int line_nr;\n");
  80   lf_printf(file, "} itable_info;\n");
  81   lf_printf(file, "\n");
  82   lf_printf(file, "extern itable_info itable[nr_itable_entries];\n");
  83 }
  84
  85 /****************************************************************/
  86
  87 static void
  88 itable_c_insn(insn_table *entry,
  89               lf *file,
  90               void *data,
  91               insn *instruction,
  92               int depth)
  93 {
  94   char **fields = instruction->file_entry->fields;
  95   lf_printf(file, "  { ");
  96   print_function_name(file,
  97                       instruction->file_entry->fields[insn_name],
  98                       NULL,
  99                       function_name_prefix_itable);
 100   lf_printf(file, ",\n");
 101   lf_printf(file, "    \"%s\",\n", fields[insn_format]);
 102   lf_printf(file, "    \"%s\",\n", fields[insn_form]);
 103   lf_printf(file, "    \"%s\",\n", fields[insn_flags]);
 104   lf_printf(file, "    \"%s\",\n", fields[insn_mnemonic]);
 105   lf_printf(file, "    \"%s\",\n", fields[insn_name]);
 106   lf_printf(file, "    \"%s\",\n", filter_filename (instruction->file_entry->file_name));
 107   lf_printf(file, "    %d,\n", instruction->file_entry->line_nr);
 108   lf_printf(file, "    },\n");
 109 }
 110
 111
 112 extern void
 113 gen_itable_c(insn_table *table, lf *file)
 114 {
 115   /* output the table that contains the actual instruction info */
 116   lf_printf(file, "#include \"itable.h\"\n");
 117   lf_printf(file, "\n");
 118   lf_printf(file, "itable_info itable[nr_itable_entries] = {\n");
 119   insn_table_traverse_insn(table,
 120                            file, NULL,
 121                            itable_c_insn);
 122   lf_printf(file, "};\n");
 123 }