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comparison ueda/unet-utils/unet-destar.c @ 26:b2b60ec8d9ca

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unet-destar: output implemented
author Space Falcon <falcon@ivan.Harhan.ORG>
date Thu, 06 Aug 2015 20:37:31 +0000
parents 7e8a2cb54b6b
children d14bf25b5e26
comparison
equal deleted inserted replaced
25:ace4f60773ca 26:b2b60ec8d9ca
6 #include "../libunet/unetrd.h" 6 #include "../libunet/unetrd.h"
7 #include "../libunet/nethash.h" 7 #include "../libunet/nethash.h"
8 8
9 extern struct net *enter_net_object(); 9 extern struct net *enter_net_object();
10 extern struct net *find_net_by_name(); 10 extern struct net *find_net_by_name();
11 extern struct net *net_list_head;
11 12
12 static char *input_filename, *output_filename; 13 static char *input_filename, *output_filename;
13 static struct unetrd_state rdstate; 14 static struct unetrd_state rdstate;
14 static struct unetrd_out rdout; 15 static struct unetrd_out rdout;
15 static int total_input_nets; 16 static int total_input_nets, total_output_nets;
16 static struct net *starpoint_head; 17 static struct net *starpoint_head;
17 static FILE *tempFILE, *outFILE; 18 static FILE *tempFILE, *outFILE;
19 static int net_comment_column;
18 20
19 struct netextra { 21 struct netextra {
20 struct net *squashed_to; 22 struct net *squashed_to;
21 int npoints; 23 int npoints;
22 }; 24 };
256 exit(1); 258 exit(1);
257 } 259 }
258 } 260 }
259 } 261 }
260 262
263 static void
264 find_net_comment_column()
265 {
266 register struct net *n;
267 register struct netextra *nx;
268 register int len, maxlen;
269
270 maxlen = 0;
271 for (n = net_list_head; n; n = n->nextinlist) {
272 nx = (struct netextra *)(n + 1);
273 if (nx->squashed_to)
274 continue;
275 total_output_nets++;
276 len = strlen(n->name);
277 if (len > maxlen)
278 maxlen = len;
279 }
280 maxlen += 4;
281 do
282 maxlen++;
283 while (maxlen % 8);
284 net_comment_column = maxlen;
285 }
286
287 static void
288 output_nets()
289 {
290 register struct net *n;
291 register struct netextra *nx;
292 register int col;
293
294 fprintf(outFILE, "\n# %d input nets reduced to %d joined nets:\n#\n",
295 total_input_nets, total_output_nets);
296 for (n = net_list_head; n; n = n->nextinlist) {
297 nx = (struct netextra *)(n + 1);
298 if (nx->squashed_to)
299 continue;
300 fprintf(outFILE, "NET %s", n->name);
301 col = 4 + strlen(n->name);
302 do {
303 fputc('\t', outFILE);
304 col += 8;
305 col &= ~7;
306 } while (col < net_comment_column);
307 fprintf(outFILE, "# %d points\n", nx->npoints);
308 }
309 }
310
311 static void
312 generate_output()
313 {
314 if (output_filename) {
315 outFILE = fopen(output_filename, "w");
316 if (!outFILE) {
317 perror(output_filename);
318 exit(1);
319 }
320 } else
321 outFILE = stdout;
322 fprintf(outFILE,
323 "# This netlist has been generated by unet-destar from %s\n",
324 input_filename);
325 output_nets();
326 dump_tempfile();
327 if (outFILE != stdout)
328 fclose(outFILE);
329 }
330
261 main(argc, argv) 331 main(argc, argv)
262 char **argv; 332 char **argv;
263 { 333 {
264 if (argc < 2 || argc > 3) { 334 if (argc < 2 || argc > 3) {
265 fprintf(stderr, "usage: %s input.unet [output.unet]\n", 335 fprintf(stderr, "usage: %s input.unet [output.unet]\n",
267 exit(1); 337 exit(1);
268 } 338 }
269 input_filename = argv[1]; 339 input_filename = argv[1];
270 output_filename = argv[2]; 340 output_filename = argv[2];
271 process_input_unet(); 341 process_input_unet();
272 /* output remains to be implemented */ 342 generate_output();
273 exit(0); 343 exit(0);
274 } 344 }