1 /* This file is part of the program psim.
3 Copyright 1994, 1995, 1996, 2003 Andrew Cagney
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.
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.
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.
27 # 1 Instruction format as a `start-bit,content' pairs.
28 # the content is one of a digit, field name or `/' (aka.0)
32 # 3 Flags: 64 - 64bit only
33 # f - floating point enabled required
40 # For flags marked 'model', the fields are interpreted as follows:
48 # 4 String name for model
50 # 5 Specific CPU model, must be an identifier
52 # 6 Comma separated list of functional units
57 /* Global constants */
60 max_insn_bit_size = 32,
64 typedef struct _insn_field insn_field;
79 typedef struct _insn_fields insn_fields;
81 insn_field *bits[max_insn_bit_size];
88 /****************************************************************/
90 typedef struct _opcode_field opcode_field;
91 struct _opcode_field {
95 unsigned boolean_constant;
100 /****************************************************************/
102 typedef struct _insn_bits insn_bits;
107 opcode_field *opcode;
112 /****************************************************************/
128 function_type = insn_format,
129 function_name = insn_name,
130 function_param = insn_comment
131 } function_table_fields;
134 model_name = insn_mnemonic,
135 model_identifer = insn_name,
136 model_default = insn_comment,
137 } model_table_fields;
140 include_flags = insn_flags,
141 include_path = insn_name,
142 } model_include_fields;
145 cache_type_def = insn_name,
146 cache_derived_name = insn_comment,
147 cache_name = insn_field_6,
148 cache_expression = insn_field_7,
151 typedef struct _insn insn;
153 table_entry *file_entry;
158 typedef struct _insn_undef insn_undef;
164 typedef struct _model model;
168 char *printable_name;
170 table_model_entry *func_unit_start;
171 table_model_entry *func_unit_end;
174 typedef struct _insn_table insn_table;
177 insn_bits *expanded_bits;
182 decode_table *opcode_rule;
183 opcode_field *opcode;
193 nr_insn_model_table_fields
194 } insn_model_table_fields;
197 extern insn_table *load_insn_table
198 (const char *file_name,
199 decode_table *decode_rules,
201 table_include *includes,
202 cache_table **cache_rules);
208 insn *last_model_macro;
210 insn *model_functions;
211 insn *last_model_function;
213 insn *model_internal;
214 insn *last_model_internal;
217 insn *last_model_static;
220 insn *last_model_data;
222 int max_model_fields_len;
224 extern void insn_table_insert_insn
226 table_entry *file_entry,
227 insn_fields *fields);
230 /****************************************************************/
232 /****************************************************************/
234 typedef void leaf_handler
240 typedef void insn_handler
247 typedef void padding_handler
255 extern void insn_table_traverse_tree
261 insn_handler *handler,
263 padding_handler *padding);
266 extern void insn_table_traverse_insn
270 insn_handler *handler);
274 /****************************************************************/
276 typedef void function_handler
280 table_entry *function);
283 insn_table_traverse_function
287 function_handler *leaf);
289 /****************************************************************/
293 extern void insn_table_expand_insns
296 extern int insn_table_depth