gen-model.c revision 1.7 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 1.7 christos #include "lf-ppc.h"
24 1.1 christos #include "table.h"
25 1.1 christos
26 1.1 christos #include "filter.h"
27 1.1 christos
28 1.1 christos #include "ld-cache.h"
29 1.1 christos #include "ld-decode.h"
30 1.1 christos #include "ld-insn.h"
31 1.1 christos
32 1.1 christos #include "gen-model.h"
33 1.1 christos
34 1.1 christos
35 1.1 christos static void
36 1.1 christos model_c_or_h_data(insn_table *table,
37 1.1 christos lf *file,
38 1.1 christos table_entry *data)
39 1.1 christos {
40 1.1 christos if (data->annex) {
41 1.1 christos table_entry_print_cpp_line_nr(file, data);
42 1.1 christos lf_print__c_code(file, data->annex);
43 1.7 christos lf_print__internal_ref(file);
44 1.1 christos lf_printf(file, "\n");
45 1.1 christos }
46 1.1 christos }
47 1.1 christos
48 1.1 christos static void
49 1.1 christos model_c_or_h_function(insn_table *entry,
50 1.1 christos lf *file,
51 1.1 christos table_entry *function,
52 1.6 christos const char *prefix)
53 1.1 christos {
54 1.1 christos if (function->fields[function_type] == NULL
55 1.1 christos || function->fields[function_type][0] == '\0') {
56 1.7 christos ERROR("Model function type not specified for %s", function->fields[function_name]);
57 1.1 christos }
58 1.1 christos lf_printf(file, "\n");
59 1.7 christos lf_print__function_type(file, function->fields[function_type], prefix, " ");
60 1.1 christos lf_printf(file, "%s\n(%s);\n",
61 1.1 christos function->fields[function_name],
62 1.1 christos function->fields[function_param]);
63 1.1 christos lf_printf(file, "\n");
64 1.1 christos }
65 1.1 christos
66 1.1 christos void
67 1.1 christos gen_model_h(insn_table *table, lf *file)
68 1.1 christos {
69 1.1 christos insn *insn_ptr;
70 1.1 christos model *model_ptr;
71 1.1 christos insn *macro;
72 1.6 christos const char *name;
73 1.1 christos int model_create_p = 0;
74 1.1 christos int model_init_p = 0;
75 1.1 christos int model_halt_p = 0;
76 1.1 christos int model_mon_info_p = 0;
77 1.1 christos int model_mon_info_free_p = 0;
78 1.1 christos
79 1.1 christos for(macro = model_macros; macro; macro = macro->next) {
80 1.1 christos model_c_or_h_data(table, file, macro->file_entry);
81 1.1 christos }
82 1.1 christos
83 1.1 christos lf_printf(file, "typedef enum _model_enum {\n");
84 1.1 christos lf_printf(file, " MODEL_NONE,\n");
85 1.1 christos for (model_ptr = models; model_ptr; model_ptr = model_ptr->next) {
86 1.1 christos lf_printf(file, " MODEL_%s,\n", model_ptr->name);
87 1.1 christos }
88 1.1 christos lf_printf(file, " nr_models\n");
89 1.1 christos lf_printf(file, "} model_enum;\n");
90 1.1 christos lf_printf(file, "\n");
91 1.1 christos
92 1.1 christos lf_printf(file, "#define DEFAULT_MODEL MODEL_%s\n", (models) ? models->name : "NONE");
93 1.1 christos lf_printf(file, "\n");
94 1.1 christos
95 1.1 christos lf_printf(file, "typedef struct _model_data model_data;\n");
96 1.1 christos lf_printf(file, "typedef struct _model_time model_time;\n");
97 1.1 christos lf_printf(file, "\n");
98 1.1 christos
99 1.1 christos lf_printf(file, "extern model_enum current_model;\n");
100 1.1 christos lf_printf(file, "extern const char *model_name[ (int)nr_models ];\n");
101 1.1 christos lf_printf(file, "extern const char *const *const model_func_unit_name[ (int)nr_models ];\n");
102 1.1 christos lf_printf(file, "extern const model_time *const model_time_mapping[ (int)nr_models ];\n");
103 1.1 christos lf_printf(file, "\n");
104 1.1 christos
105 1.1 christos for(insn_ptr = model_functions; insn_ptr; insn_ptr = insn_ptr->next) {
106 1.1 christos model_c_or_h_function(table, file, insn_ptr->file_entry, "INLINE_MODEL");
107 1.1 christos name = insn_ptr->file_entry->fields[function_name];
108 1.1 christos if (strcmp (name, "model_create") == 0)
109 1.1 christos model_create_p = 1;
110 1.1 christos else if (strcmp (name, "model_init") == 0)
111 1.1 christos model_init_p = 1;
112 1.1 christos else if (strcmp (name, "model_halt") == 0)
113 1.1 christos model_halt_p = 1;
114 1.1 christos else if (strcmp (name, "model_mon_info") == 0)
115 1.1 christos model_mon_info_p = 1;
116 1.1 christos else if (strcmp (name, "model_mon_info_free") == 0)
117 1.1 christos model_mon_info_free_p = 1;
118 1.1 christos }
119 1.1 christos
120 1.1 christos if (!model_create_p) {
121 1.7 christos lf_print__function_type(file, "model_data *", "INLINE_MODEL", " ");
122 1.1 christos lf_printf(file, "model_create\n");
123 1.1 christos lf_printf(file, "(cpu *processor);\n");
124 1.1 christos lf_printf(file, "\n");
125 1.1 christos }
126 1.1 christos
127 1.1 christos if (!model_init_p) {
128 1.7 christos lf_print__function_type(file, "void", "INLINE_MODEL", " ");
129 1.1 christos lf_printf(file, "model_init\n");
130 1.1 christos lf_printf(file, "(model_data *model_ptr);\n");
131 1.1 christos lf_printf(file, "\n");
132 1.1 christos }
133 1.1 christos
134 1.1 christos if (!model_halt_p) {
135 1.7 christos lf_print__function_type(file, "void", "INLINE_MODEL", " ");
136 1.1 christos lf_printf(file, "model_halt\n");
137 1.1 christos lf_printf(file, "(model_data *model_ptr);\n");
138 1.1 christos lf_printf(file, "\n");
139 1.1 christos }
140 1.1 christos
141 1.1 christos if (!model_mon_info_p) {
142 1.7 christos lf_print__function_type(file, "model_print *", "INLINE_MODEL", " ");
143 1.1 christos lf_printf(file, "model_mon_info\n");
144 1.1 christos lf_printf(file, "(model_data *model_ptr);\n");
145 1.1 christos lf_printf(file, "\n");
146 1.1 christos }
147 1.1 christos
148 1.1 christos if (!model_mon_info_free_p) {
149 1.7 christos lf_print__function_type(file, "void", "INLINE_MODEL", " ");
150 1.1 christos lf_printf(file, "model_mon_info_free\n");
151 1.1 christos lf_printf(file, "(model_data *model_ptr,\n");
152 1.1 christos lf_printf(file, " model_print *info_ptr);\n");
153 1.1 christos lf_printf(file, "\n");
154 1.1 christos }
155 1.1 christos
156 1.7 christos lf_print__function_type(file, "void", "INLINE_MODEL", " ");
157 1.1 christos lf_printf(file, "model_set\n");
158 1.1 christos lf_printf(file, "(const char *name);\n");
159 1.1 christos }
160 1.1 christos
161 1.1 christos /****************************************************************/
162 1.1 christos
163 1.1 christos typedef struct _model_c_passed_data model_c_passed_data;
164 1.1 christos struct _model_c_passed_data {
165 1.1 christos lf *file;
166 1.1 christos model *model_ptr;
167 1.1 christos };
168 1.1 christos
169 1.1 christos static void
170 1.1 christos model_c_insn(insn_table *entry,
171 1.1 christos lf *phony_file,
172 1.1 christos void *data,
173 1.1 christos insn *instruction,
174 1.1 christos int depth)
175 1.1 christos {
176 1.1 christos model_c_passed_data *data_ptr = (model_c_passed_data *)data;
177 1.1 christos lf *file = data_ptr->file;
178 1.6 christos const char *current_name = data_ptr->model_ptr->printable_name;
179 1.1 christos table_model_entry *model_ptr = instruction->file_entry->model_first;
180 1.1 christos
181 1.1 christos while (model_ptr) {
182 1.1 christos if (model_ptr->fields[insn_model_name] == current_name) {
183 1.1 christos lf_printf(file, " { %-*s }, /* %s */\n",
184 1.1 christos max_model_fields_len,
185 1.1 christos model_ptr->fields[insn_model_fields],
186 1.1 christos instruction->file_entry->fields[insn_name]);
187 1.1 christos return;
188 1.1 christos }
189 1.1 christos
190 1.1 christos model_ptr = model_ptr->next;
191 1.1 christos }
192 1.1 christos
193 1.1 christos lf_printf(file, " { %-*s }, /* %s */\n",
194 1.1 christos max_model_fields_len,
195 1.1 christos data_ptr->model_ptr->insn_default,
196 1.1 christos instruction->file_entry->fields[insn_name]);
197 1.1 christos }
198 1.1 christos
199 1.1 christos static void
200 1.1 christos model_c_function(insn_table *table,
201 1.1 christos lf *file,
202 1.1 christos table_entry *function,
203 1.1 christos const char *prefix)
204 1.1 christos {
205 1.1 christos if (function->fields[function_type] == NULL
206 1.1 christos || function->fields[function_type][0] == '\0') {
207 1.7 christos ERROR("Model function return type not specified for %s", function->fields[function_name]);
208 1.1 christos }
209 1.1 christos else {
210 1.1 christos lf_printf(file, "\n");
211 1.7 christos lf_print__function_type(file, function->fields[function_type], prefix, "\n");
212 1.1 christos lf_printf(file, "%s(%s)\n",
213 1.1 christos function->fields[function_name],
214 1.1 christos function->fields[function_param]);
215 1.1 christos }
216 1.1 christos table_entry_print_cpp_line_nr(file, function);
217 1.1 christos lf_printf(file, "{\n");
218 1.1 christos if (function->annex) {
219 1.1 christos lf_indent(file, +2);
220 1.1 christos lf_print__c_code(file, function->annex);
221 1.1 christos lf_indent(file, -2);
222 1.1 christos }
223 1.1 christos lf_printf(file, "}\n");
224 1.7 christos lf_print__internal_ref(file);
225 1.1 christos lf_printf(file, "\n");
226 1.1 christos }
227 1.1 christos
228 1.1 christos void
229 1.1 christos gen_model_c(insn_table *table, lf *file)
230 1.1 christos {
231 1.1 christos insn *insn_ptr;
232 1.1 christos model *model_ptr;
233 1.6 christos const char *name;
234 1.1 christos int model_create_p = 0;
235 1.1 christos int model_init_p = 0;
236 1.1 christos int model_halt_p = 0;
237 1.1 christos int model_mon_info_p = 0;
238 1.1 christos int model_mon_info_free_p = 0;
239 1.1 christos
240 1.1 christos lf_printf(file, "\n");
241 1.1 christos lf_printf(file, "#include \"cpu.h\"\n");
242 1.1 christos lf_printf(file, "#include \"mon.h\"\n");
243 1.1 christos lf_printf(file, "\n");
244 1.1 christos lf_printf(file, "#include <stdlib.h>\n");
245 1.1 christos lf_printf(file, "\n");
246 1.1 christos
247 1.1 christos for(insn_ptr = model_data; insn_ptr; insn_ptr = insn_ptr->next) {
248 1.1 christos model_c_or_h_data(table, file, insn_ptr->file_entry);
249 1.1 christos }
250 1.1 christos
251 1.1 christos for(insn_ptr = model_static; insn_ptr; insn_ptr = insn_ptr->next) {
252 1.1 christos model_c_or_h_function(table, file, insn_ptr->file_entry, "/*h*/STATIC");
253 1.1 christos }
254 1.1 christos
255 1.1 christos for(insn_ptr = model_internal; insn_ptr; insn_ptr = insn_ptr->next) {
256 1.1 christos model_c_or_h_function(table, file, insn_ptr->file_entry, "STATIC_INLINE_MODEL");
257 1.1 christos }
258 1.1 christos
259 1.1 christos for(insn_ptr = model_static; insn_ptr; insn_ptr = insn_ptr->next) {
260 1.1 christos model_c_function(table, file, insn_ptr->file_entry, "/*c*/STATIC");
261 1.1 christos }
262 1.1 christos
263 1.1 christos for(insn_ptr = model_internal; insn_ptr; insn_ptr = insn_ptr->next) {
264 1.1 christos model_c_function(table, file, insn_ptr->file_entry, "STATIC_INLINE_MODEL");
265 1.1 christos }
266 1.1 christos
267 1.1 christos for(insn_ptr = model_functions; insn_ptr; insn_ptr = insn_ptr->next) {
268 1.1 christos model_c_function(table, file, insn_ptr->file_entry, "INLINE_MODEL");
269 1.1 christos name = insn_ptr->file_entry->fields[function_name];
270 1.1 christos if (strcmp (name, "model_create") == 0)
271 1.1 christos model_create_p = 1;
272 1.1 christos else if (strcmp (name, "model_init") == 0)
273 1.1 christos model_init_p = 1;
274 1.1 christos else if (strcmp (name, "model_halt") == 0)
275 1.1 christos model_halt_p = 1;
276 1.1 christos else if (strcmp (name, "model_mon_info") == 0)
277 1.1 christos model_mon_info_p = 1;
278 1.1 christos else if (strcmp (name, "model_mon_info_free") == 0)
279 1.1 christos model_mon_info_free_p = 1;
280 1.1 christos }
281 1.1 christos
282 1.1 christos if (!model_create_p) {
283 1.7 christos lf_print__function_type(file, "model_data *", "INLINE_MODEL", "\n");
284 1.1 christos lf_printf(file, "model_create(cpu *processor)\n");
285 1.1 christos lf_printf(file, "{\n");
286 1.1 christos lf_printf(file, " return (model_data *)0;\n");
287 1.1 christos lf_printf(file, "}\n");
288 1.1 christos lf_printf(file, "\n");
289 1.1 christos }
290 1.1 christos
291 1.1 christos if (!model_init_p) {
292 1.7 christos lf_print__function_type(file, "void", "INLINE_MODEL", "\n");
293 1.1 christos lf_printf(file, "model_init(model_data *model_ptr)\n");
294 1.1 christos lf_printf(file, "{\n");
295 1.1 christos lf_printf(file, "}\n");
296 1.1 christos lf_printf(file, "\n");
297 1.1 christos }
298 1.1 christos
299 1.1 christos if (!model_halt_p) {
300 1.7 christos lf_print__function_type(file, "void", "INLINE_MODEL", "\n");
301 1.1 christos lf_printf(file, "model_halt(model_data *model_ptr)\n");
302 1.1 christos lf_printf(file, "{\n");
303 1.1 christos lf_printf(file, "}\n");
304 1.1 christos lf_printf(file, "\n");
305 1.1 christos }
306 1.1 christos
307 1.1 christos if (!model_mon_info_p) {
308 1.7 christos lf_print__function_type(file, "model_print *", "INLINE_MODEL", "\n");
309 1.1 christos lf_printf(file, "model_mon_info(model_data *model_ptr)\n");
310 1.1 christos lf_printf(file, "{\n");
311 1.1 christos lf_printf(file, " return (model_print *)0;\n");
312 1.1 christos lf_printf(file, "}\n");
313 1.1 christos lf_printf(file, "\n");
314 1.1 christos }
315 1.1 christos
316 1.1 christos if (!model_mon_info_free_p) {
317 1.7 christos lf_print__function_type(file, "void", "INLINE_MODEL", "\n");
318 1.1 christos lf_printf(file, "model_mon_info_free(model_data *model_ptr,\n");
319 1.1 christos lf_printf(file, " model_print *info_ptr)\n");
320 1.1 christos lf_printf(file, "{\n");
321 1.1 christos lf_printf(file, "}\n");
322 1.1 christos lf_printf(file, "\n");
323 1.1 christos }
324 1.1 christos
325 1.1 christos lf_printf(file, "/* Insn functional unit info */\n");
326 1.1 christos for(model_ptr = models; model_ptr; model_ptr = model_ptr->next) {
327 1.1 christos model_c_passed_data data;
328 1.1 christos
329 1.1 christos lf_printf(file, "static const model_time model_time_%s[] = {\n", model_ptr->name);
330 1.1 christos data.file = file;
331 1.1 christos data.model_ptr = model_ptr;
332 1.1 christos insn_table_traverse_insn(table,
333 1.1 christos NULL, (void *)&data,
334 1.1 christos model_c_insn);
335 1.1 christos
336 1.1 christos lf_printf(file, "};\n");
337 1.1 christos lf_printf(file, "\n");
338 1.1 christos lf_printf(file, "\f\n");
339 1.1 christos }
340 1.1 christos
341 1.1 christos lf_printf(file, "#ifndef _INLINE_C_\n");
342 1.1 christos lf_printf(file, "const model_time *const model_time_mapping[ (int)nr_models ] = {\n");
343 1.1 christos lf_printf(file, " (const model_time *const)0,\n");
344 1.1 christos for(model_ptr = models; model_ptr; model_ptr = model_ptr->next) {
345 1.1 christos lf_printf(file, " model_time_%s,\n", model_ptr->name);
346 1.1 christos }
347 1.1 christos lf_printf(file, "};\n");
348 1.1 christos lf_printf(file, "#endif\n");
349 1.1 christos lf_printf(file, "\n");
350 1.1 christos
351 1.1 christos lf_printf(file, "\f\n");
352 1.1 christos lf_printf(file, "/* map model enumeration into printable string */\n");
353 1.1 christos lf_printf(file, "#ifndef _INLINE_C_\n");
354 1.1 christos lf_printf(file, "const char *model_name[ (int)nr_models ] = {\n");
355 1.1 christos lf_printf(file, " \"NONE\",\n");
356 1.1 christos for (model_ptr = models; model_ptr; model_ptr = model_ptr->next) {
357 1.1 christos lf_printf(file, " \"%s\",\n", model_ptr->printable_name);
358 1.1 christos }
359 1.1 christos lf_printf(file, "};\n");
360 1.1 christos lf_printf(file, "#endif\n");
361 1.1 christos lf_printf(file, "\n");
362 1.1 christos
363 1.7 christos lf_print__function_type(file, "void", "INLINE_MODEL", "\n");
364 1.1 christos lf_printf(file, "model_set(const char *name)\n");
365 1.1 christos lf_printf(file, "{\n");
366 1.1 christos if (models) {
367 1.1 christos lf_printf(file, " model_enum model;\n");
368 1.1 christos lf_printf(file, " for(model = MODEL_%s; model < nr_models; model++) {\n", models->name);
369 1.1 christos lf_printf(file, " if(strcmp(name, model_name[model]) == 0) {\n");
370 1.1 christos lf_printf(file, " current_model = model;\n");
371 1.1 christos lf_printf(file, " return;\n");
372 1.1 christos lf_printf(file, " }\n");
373 1.1 christos lf_printf(file, " }\n");
374 1.1 christos lf_printf(file, "\n");
375 1.1 christos lf_printf(file, " error(\"Unknown model '%%s', Models which are known are:%%s\\n\",\n");
376 1.1 christos lf_printf(file, " name,\n");
377 1.1 christos lf_printf(file, " \"");
378 1.1 christos for(model_ptr = models; model_ptr; model_ptr = model_ptr->next) {
379 1.1 christos lf_printf(file, "\\n\\t%s", model_ptr->printable_name);
380 1.1 christos }
381 1.1 christos lf_printf(file, "\");\n");
382 1.1 christos } else {
383 1.1 christos lf_printf(file, " error(\"No models are currently known about\");\n");
384 1.1 christos }
385 1.1 christos
386 1.1 christos lf_printf(file, "}\n");
387 1.1 christos }
388 1.1 christos
389