gen-model.c revision 1.1.1.2 1 1.1 christos /* This file is part of the program psim.
2 1.1 christos
3 1.1 christos Copyright (C) 1994-1995, Andrew Cagney <cagney (at) highland.com.au>
4 1.1 christos
5 1.1 christos This program is free software; you can redistribute it and/or modify
6 1.1 christos it under the terms of the GNU General Public License as published by
7 1.1 christos the Free Software Foundation; either version 3 of the License, or
8 1.1 christos (at your option) any later version.
9 1.1 christos
10 1.1 christos This program is distributed in the hope that it will be useful,
11 1.1 christos but WITHOUT ANY WARRANTY; without even the implied warranty of
12 1.1 christos MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 1.1 christos GNU General Public License for more details.
14 1.1 christos
15 1.1 christos You should have received a copy of the GNU General Public License
16 1.1 christos along with this program; if not, see <http://www.gnu.org/licenses/>.
17 1.1 christos
18 1.1 christos */
19 1.1 christos
20 1.1 christos
21 1.1 christos #include "misc.h"
22 1.1 christos #include "lf.h"
23 1.1 christos #include "table.h"
24 1.1 christos
25 1.1 christos #include "filter.h"
26 1.1 christos
27 1.1 christos #include "ld-cache.h"
28 1.1 christos #include "ld-decode.h"
29 1.1 christos #include "ld-insn.h"
30 1.1 christos
31 1.1 christos #include "gen-model.h"
32 1.1 christos
33 1.1 christos
34 1.1 christos static void
35 1.1 christos model_c_or_h_data(insn_table *table,
36 1.1 christos lf *file,
37 1.1 christos table_entry *data)
38 1.1 christos {
39 1.1 christos if (data->annex) {
40 1.1 christos table_entry_print_cpp_line_nr(file, data);
41 1.1 christos lf_print__c_code(file, data->annex);
42 1.1 christos lf_print__internal_reference(file);
43 1.1 christos lf_printf(file, "\n");
44 1.1 christos }
45 1.1 christos }
46 1.1 christos
47 1.1 christos static void
48 1.1 christos model_c_or_h_function(insn_table *entry,
49 1.1 christos lf *file,
50 1.1 christos table_entry *function,
51 1.1.1.2 christos const char *prefix)
52 1.1 christos {
53 1.1 christos if (function->fields[function_type] == NULL
54 1.1 christos || function->fields[function_type][0] == '\0') {
55 1.1 christos error("Model function type not specified for %s", function->fields[function_name]);
56 1.1 christos }
57 1.1 christos lf_printf(file, "\n");
58 1.1 christos lf_print_function_type(file, function->fields[function_type], prefix, " ");
59 1.1 christos lf_printf(file, "%s\n(%s);\n",
60 1.1 christos function->fields[function_name],
61 1.1 christos function->fields[function_param]);
62 1.1 christos lf_printf(file, "\n");
63 1.1 christos }
64 1.1 christos
65 1.1 christos void
66 1.1 christos gen_model_h(insn_table *table, lf *file)
67 1.1 christos {
68 1.1 christos insn *insn_ptr;
69 1.1 christos model *model_ptr;
70 1.1 christos insn *macro;
71 1.1.1.2 christos const char *name;
72 1.1 christos int model_create_p = 0;
73 1.1 christos int model_init_p = 0;
74 1.1 christos int model_halt_p = 0;
75 1.1 christos int model_mon_info_p = 0;
76 1.1 christos int model_mon_info_free_p = 0;
77 1.1 christos
78 1.1 christos for(macro = model_macros; macro; macro = macro->next) {
79 1.1 christos model_c_or_h_data(table, file, macro->file_entry);
80 1.1 christos }
81 1.1 christos
82 1.1 christos lf_printf(file, "typedef enum _model_enum {\n");
83 1.1 christos lf_printf(file, " MODEL_NONE,\n");
84 1.1 christos for (model_ptr = models; model_ptr; model_ptr = model_ptr->next) {
85 1.1 christos lf_printf(file, " MODEL_%s,\n", model_ptr->name);
86 1.1 christos }
87 1.1 christos lf_printf(file, " nr_models\n");
88 1.1 christos lf_printf(file, "} model_enum;\n");
89 1.1 christos lf_printf(file, "\n");
90 1.1 christos
91 1.1 christos lf_printf(file, "#define DEFAULT_MODEL MODEL_%s\n", (models) ? models->name : "NONE");
92 1.1 christos lf_printf(file, "\n");
93 1.1 christos
94 1.1 christos lf_printf(file, "typedef struct _model_data model_data;\n");
95 1.1 christos lf_printf(file, "typedef struct _model_time model_time;\n");
96 1.1 christos lf_printf(file, "\n");
97 1.1 christos
98 1.1 christos lf_printf(file, "extern model_enum current_model;\n");
99 1.1 christos lf_printf(file, "extern const char *model_name[ (int)nr_models ];\n");
100 1.1 christos lf_printf(file, "extern const char *const *const model_func_unit_name[ (int)nr_models ];\n");
101 1.1 christos lf_printf(file, "extern const model_time *const model_time_mapping[ (int)nr_models ];\n");
102 1.1 christos lf_printf(file, "\n");
103 1.1 christos
104 1.1 christos for(insn_ptr = model_functions; insn_ptr; insn_ptr = insn_ptr->next) {
105 1.1 christos model_c_or_h_function(table, file, insn_ptr->file_entry, "INLINE_MODEL");
106 1.1 christos name = insn_ptr->file_entry->fields[function_name];
107 1.1 christos if (strcmp (name, "model_create") == 0)
108 1.1 christos model_create_p = 1;
109 1.1 christos else if (strcmp (name, "model_init") == 0)
110 1.1 christos model_init_p = 1;
111 1.1 christos else if (strcmp (name, "model_halt") == 0)
112 1.1 christos model_halt_p = 1;
113 1.1 christos else if (strcmp (name, "model_mon_info") == 0)
114 1.1 christos model_mon_info_p = 1;
115 1.1 christos else if (strcmp (name, "model_mon_info_free") == 0)
116 1.1 christos model_mon_info_free_p = 1;
117 1.1 christos }
118 1.1 christos
119 1.1 christos if (!model_create_p) {
120 1.1 christos lf_print_function_type(file, "model_data *", "INLINE_MODEL", " ");
121 1.1 christos lf_printf(file, "model_create\n");
122 1.1 christos lf_printf(file, "(cpu *processor);\n");
123 1.1 christos lf_printf(file, "\n");
124 1.1 christos }
125 1.1 christos
126 1.1 christos if (!model_init_p) {
127 1.1 christos lf_print_function_type(file, "void", "INLINE_MODEL", " ");
128 1.1 christos lf_printf(file, "model_init\n");
129 1.1 christos lf_printf(file, "(model_data *model_ptr);\n");
130 1.1 christos lf_printf(file, "\n");
131 1.1 christos }
132 1.1 christos
133 1.1 christos if (!model_halt_p) {
134 1.1 christos lf_print_function_type(file, "void", "INLINE_MODEL", " ");
135 1.1 christos lf_printf(file, "model_halt\n");
136 1.1 christos lf_printf(file, "(model_data *model_ptr);\n");
137 1.1 christos lf_printf(file, "\n");
138 1.1 christos }
139 1.1 christos
140 1.1 christos if (!model_mon_info_p) {
141 1.1 christos lf_print_function_type(file, "model_print *", "INLINE_MODEL", " ");
142 1.1 christos lf_printf(file, "model_mon_info\n");
143 1.1 christos lf_printf(file, "(model_data *model_ptr);\n");
144 1.1 christos lf_printf(file, "\n");
145 1.1 christos }
146 1.1 christos
147 1.1 christos if (!model_mon_info_free_p) {
148 1.1 christos lf_print_function_type(file, "void", "INLINE_MODEL", " ");
149 1.1 christos lf_printf(file, "model_mon_info_free\n");
150 1.1 christos lf_printf(file, "(model_data *model_ptr,\n");
151 1.1 christos lf_printf(file, " model_print *info_ptr);\n");
152 1.1 christos lf_printf(file, "\n");
153 1.1 christos }
154 1.1 christos
155 1.1 christos lf_print_function_type(file, "void", "INLINE_MODEL", " ");
156 1.1 christos lf_printf(file, "model_set\n");
157 1.1 christos lf_printf(file, "(const char *name);\n");
158 1.1 christos }
159 1.1 christos
160 1.1 christos /****************************************************************/
161 1.1 christos
162 1.1 christos typedef struct _model_c_passed_data model_c_passed_data;
163 1.1 christos struct _model_c_passed_data {
164 1.1 christos lf *file;
165 1.1 christos model *model_ptr;
166 1.1 christos };
167 1.1 christos
168 1.1 christos static void
169 1.1 christos model_c_insn(insn_table *entry,
170 1.1 christos lf *phony_file,
171 1.1 christos void *data,
172 1.1 christos insn *instruction,
173 1.1 christos int depth)
174 1.1 christos {
175 1.1 christos model_c_passed_data *data_ptr = (model_c_passed_data *)data;
176 1.1 christos lf *file = data_ptr->file;
177 1.1.1.2 christos const char *current_name = data_ptr->model_ptr->printable_name;
178 1.1 christos table_model_entry *model_ptr = instruction->file_entry->model_first;
179 1.1 christos
180 1.1 christos while (model_ptr) {
181 1.1 christos if (model_ptr->fields[insn_model_name] == current_name) {
182 1.1 christos lf_printf(file, " { %-*s }, /* %s */\n",
183 1.1 christos max_model_fields_len,
184 1.1 christos model_ptr->fields[insn_model_fields],
185 1.1 christos instruction->file_entry->fields[insn_name]);
186 1.1 christos return;
187 1.1 christos }
188 1.1 christos
189 1.1 christos model_ptr = model_ptr->next;
190 1.1 christos }
191 1.1 christos
192 1.1 christos lf_printf(file, " { %-*s }, /* %s */\n",
193 1.1 christos max_model_fields_len,
194 1.1 christos data_ptr->model_ptr->insn_default,
195 1.1 christos instruction->file_entry->fields[insn_name]);
196 1.1 christos }
197 1.1 christos
198 1.1 christos static void
199 1.1 christos model_c_function(insn_table *table,
200 1.1 christos lf *file,
201 1.1 christos table_entry *function,
202 1.1 christos const char *prefix)
203 1.1 christos {
204 1.1 christos if (function->fields[function_type] == NULL
205 1.1 christos || function->fields[function_type][0] == '\0') {
206 1.1 christos error("Model function return type not specified for %s", function->fields[function_name]);
207 1.1 christos }
208 1.1 christos else {
209 1.1 christos lf_printf(file, "\n");
210 1.1 christos lf_print_function_type(file, function->fields[function_type], prefix, "\n");
211 1.1 christos lf_printf(file, "%s(%s)\n",
212 1.1 christos function->fields[function_name],
213 1.1 christos function->fields[function_param]);
214 1.1 christos }
215 1.1 christos table_entry_print_cpp_line_nr(file, function);
216 1.1 christos lf_printf(file, "{\n");
217 1.1 christos if (function->annex) {
218 1.1 christos lf_indent(file, +2);
219 1.1 christos lf_print__c_code(file, function->annex);
220 1.1 christos lf_indent(file, -2);
221 1.1 christos }
222 1.1 christos lf_printf(file, "}\n");
223 1.1 christos lf_print__internal_reference(file);
224 1.1 christos lf_printf(file, "\n");
225 1.1 christos }
226 1.1 christos
227 1.1 christos void
228 1.1 christos gen_model_c(insn_table *table, lf *file)
229 1.1 christos {
230 1.1 christos insn *insn_ptr;
231 1.1 christos model *model_ptr;
232 1.1.1.2 christos const char *name;
233 1.1 christos int model_create_p = 0;
234 1.1 christos int model_init_p = 0;
235 1.1 christos int model_halt_p = 0;
236 1.1 christos int model_mon_info_p = 0;
237 1.1 christos int model_mon_info_free_p = 0;
238 1.1 christos
239 1.1 christos lf_printf(file, "\n");
240 1.1 christos lf_printf(file, "#include \"cpu.h\"\n");
241 1.1 christos lf_printf(file, "#include \"mon.h\"\n");
242 1.1 christos lf_printf(file, "\n");
243 1.1 christos lf_printf(file, "#include <stdlib.h>\n");
244 1.1 christos lf_printf(file, "\n");
245 1.1 christos
246 1.1 christos for(insn_ptr = model_data; insn_ptr; insn_ptr = insn_ptr->next) {
247 1.1 christos model_c_or_h_data(table, file, insn_ptr->file_entry);
248 1.1 christos }
249 1.1 christos
250 1.1 christos for(insn_ptr = model_static; insn_ptr; insn_ptr = insn_ptr->next) {
251 1.1 christos model_c_or_h_function(table, file, insn_ptr->file_entry, "/*h*/STATIC");
252 1.1 christos }
253 1.1 christos
254 1.1 christos for(insn_ptr = model_internal; insn_ptr; insn_ptr = insn_ptr->next) {
255 1.1 christos model_c_or_h_function(table, file, insn_ptr->file_entry, "STATIC_INLINE_MODEL");
256 1.1 christos }
257 1.1 christos
258 1.1 christos for(insn_ptr = model_static; insn_ptr; insn_ptr = insn_ptr->next) {
259 1.1 christos model_c_function(table, file, insn_ptr->file_entry, "/*c*/STATIC");
260 1.1 christos }
261 1.1 christos
262 1.1 christos for(insn_ptr = model_internal; insn_ptr; insn_ptr = insn_ptr->next) {
263 1.1 christos model_c_function(table, file, insn_ptr->file_entry, "STATIC_INLINE_MODEL");
264 1.1 christos }
265 1.1 christos
266 1.1 christos for(insn_ptr = model_functions; insn_ptr; insn_ptr = insn_ptr->next) {
267 1.1 christos model_c_function(table, file, insn_ptr->file_entry, "INLINE_MODEL");
268 1.1 christos name = insn_ptr->file_entry->fields[function_name];
269 1.1 christos if (strcmp (name, "model_create") == 0)
270 1.1 christos model_create_p = 1;
271 1.1 christos else if (strcmp (name, "model_init") == 0)
272 1.1 christos model_init_p = 1;
273 1.1 christos else if (strcmp (name, "model_halt") == 0)
274 1.1 christos model_halt_p = 1;
275 1.1 christos else if (strcmp (name, "model_mon_info") == 0)
276 1.1 christos model_mon_info_p = 1;
277 1.1 christos else if (strcmp (name, "model_mon_info_free") == 0)
278 1.1 christos model_mon_info_free_p = 1;
279 1.1 christos }
280 1.1 christos
281 1.1 christos if (!model_create_p) {
282 1.1 christos lf_print_function_type(file, "model_data *", "INLINE_MODEL", "\n");
283 1.1 christos lf_printf(file, "model_create(cpu *processor)\n");
284 1.1 christos lf_printf(file, "{\n");
285 1.1 christos lf_printf(file, " return (model_data *)0;\n");
286 1.1 christos lf_printf(file, "}\n");
287 1.1 christos lf_printf(file, "\n");
288 1.1 christos }
289 1.1 christos
290 1.1 christos if (!model_init_p) {
291 1.1 christos lf_print_function_type(file, "void", "INLINE_MODEL", "\n");
292 1.1 christos lf_printf(file, "model_init(model_data *model_ptr)\n");
293 1.1 christos lf_printf(file, "{\n");
294 1.1 christos lf_printf(file, "}\n");
295 1.1 christos lf_printf(file, "\n");
296 1.1 christos }
297 1.1 christos
298 1.1 christos if (!model_halt_p) {
299 1.1 christos lf_print_function_type(file, "void", "INLINE_MODEL", "\n");
300 1.1 christos lf_printf(file, "model_halt(model_data *model_ptr)\n");
301 1.1 christos lf_printf(file, "{\n");
302 1.1 christos lf_printf(file, "}\n");
303 1.1 christos lf_printf(file, "\n");
304 1.1 christos }
305 1.1 christos
306 1.1 christos if (!model_mon_info_p) {
307 1.1 christos lf_print_function_type(file, "model_print *", "INLINE_MODEL", "\n");
308 1.1 christos lf_printf(file, "model_mon_info(model_data *model_ptr)\n");
309 1.1 christos lf_printf(file, "{\n");
310 1.1 christos lf_printf(file, " return (model_print *)0;\n");
311 1.1 christos lf_printf(file, "}\n");
312 1.1 christos lf_printf(file, "\n");
313 1.1 christos }
314 1.1 christos
315 1.1 christos if (!model_mon_info_free_p) {
316 1.1 christos lf_print_function_type(file, "void", "INLINE_MODEL", "\n");
317 1.1 christos lf_printf(file, "model_mon_info_free(model_data *model_ptr,\n");
318 1.1 christos lf_printf(file, " model_print *info_ptr)\n");
319 1.1 christos lf_printf(file, "{\n");
320 1.1 christos lf_printf(file, "}\n");
321 1.1 christos lf_printf(file, "\n");
322 1.1 christos }
323 1.1 christos
324 1.1 christos lf_printf(file, "/* Insn functional unit info */\n");
325 1.1 christos for(model_ptr = models; model_ptr; model_ptr = model_ptr->next) {
326 1.1 christos model_c_passed_data data;
327 1.1 christos
328 1.1 christos lf_printf(file, "static const model_time model_time_%s[] = {\n", model_ptr->name);
329 1.1 christos data.file = file;
330 1.1 christos data.model_ptr = model_ptr;
331 1.1 christos insn_table_traverse_insn(table,
332 1.1 christos NULL, (void *)&data,
333 1.1 christos model_c_insn);
334 1.1 christos
335 1.1 christos lf_printf(file, "};\n");
336 1.1 christos lf_printf(file, "\n");
337 1.1 christos lf_printf(file, "\f\n");
338 1.1 christos }
339 1.1 christos
340 1.1 christos lf_printf(file, "#ifndef _INLINE_C_\n");
341 1.1 christos lf_printf(file, "const model_time *const model_time_mapping[ (int)nr_models ] = {\n");
342 1.1 christos lf_printf(file, " (const model_time *const)0,\n");
343 1.1 christos for(model_ptr = models; model_ptr; model_ptr = model_ptr->next) {
344 1.1 christos lf_printf(file, " model_time_%s,\n", model_ptr->name);
345 1.1 christos }
346 1.1 christos lf_printf(file, "};\n");
347 1.1 christos lf_printf(file, "#endif\n");
348 1.1 christos lf_printf(file, "\n");
349 1.1 christos
350 1.1 christos lf_printf(file, "\f\n");
351 1.1 christos lf_printf(file, "/* map model enumeration into printable string */\n");
352 1.1 christos lf_printf(file, "#ifndef _INLINE_C_\n");
353 1.1 christos lf_printf(file, "const char *model_name[ (int)nr_models ] = {\n");
354 1.1 christos lf_printf(file, " \"NONE\",\n");
355 1.1 christos for (model_ptr = models; model_ptr; model_ptr = model_ptr->next) {
356 1.1 christos lf_printf(file, " \"%s\",\n", model_ptr->printable_name);
357 1.1 christos }
358 1.1 christos lf_printf(file, "};\n");
359 1.1 christos lf_printf(file, "#endif\n");
360 1.1 christos lf_printf(file, "\n");
361 1.1 christos
362 1.1 christos lf_print_function_type(file, "void", "INLINE_MODEL", "\n");
363 1.1 christos lf_printf(file, "model_set(const char *name)\n");
364 1.1 christos lf_printf(file, "{\n");
365 1.1 christos if (models) {
366 1.1 christos lf_printf(file, " model_enum model;\n");
367 1.1 christos lf_printf(file, " for(model = MODEL_%s; model < nr_models; model++) {\n", models->name);
368 1.1 christos lf_printf(file, " if(strcmp(name, model_name[model]) == 0) {\n");
369 1.1 christos lf_printf(file, " current_model = model;\n");
370 1.1 christos lf_printf(file, " return;\n");
371 1.1 christos lf_printf(file, " }\n");
372 1.1 christos lf_printf(file, " }\n");
373 1.1 christos lf_printf(file, "\n");
374 1.1 christos lf_printf(file, " error(\"Unknown model '%%s', Models which are known are:%%s\\n\",\n");
375 1.1 christos lf_printf(file, " name,\n");
376 1.1 christos lf_printf(file, " \"");
377 1.1 christos for(model_ptr = models; model_ptr; model_ptr = model_ptr->next) {
378 1.1 christos lf_printf(file, "\\n\\t%s", model_ptr->printable_name);
379 1.1 christos }
380 1.1 christos lf_printf(file, "\");\n");
381 1.1 christos } else {
382 1.1 christos lf_printf(file, " error(\"No models are currently known about\");\n");
383 1.1 christos }
384 1.1 christos
385 1.1 christos lf_printf(file, "}\n");
386 1.1 christos }
387 1.1 christos
388