flex/src/tables.c

60 static flex_int32_t yytbl_data_geti (const struct yytbl_data *tbl, int i);
62 static flex_int32_t yytbl_data_getijk (const struct yytbl_data *tbl, int i,
338  * @param tbl data table
344 static flex_int32_t yytbl_data_getijk (const struct yytbl_data *tbl, int i,
350 	lo = tbl->td_lolen;
352 	switch (YYTDFLAGS2BYTES (tbl->td_flags)) {
354 		return ((flex_int8_t *) (tbl->td_data))[(i * lo + j) * (k + 1) +
357 		return ((flex_int16_t *) (tbl->td_data))[(i * lo + j) * (k +
361 		return ((flex_int32_t *) (tbl->td_data))[(i * lo + j) * (k +
376  * @param tbl data table
380 static flex_int32_t yytbl_data_geti (const struct yytbl_data *tbl, int i)
383 	switch (YYTDFLAGS2BYTES (tbl->td_flags)) {
385 		return ((flex_int8_t *) (tbl->td_data))[i];
387 		return ((flex_int16_t *) (tbl->td_data))[i];
389 		return ((flex_int32_t *) (tbl->td_data))[i];
400  * @param tbl data table
404 static void yytbl_data_seti (const struct yytbl_data *tbl, int i,
408 	switch (YYTDFLAGS2BYTES (tbl->td_flags)) {
410 		((flex_int8_t *) (tbl->td_data))[i] = (flex_int8_t) newval;
413 		((flex_int16_t *) (tbl->td_data))[i] = (flex_int16_t) newval;
416 		((flex_int32_t *) (tbl->td_data))[i] = (flex_int32_t) newval;
426  *  @param tbl  the data table
429 static size_t min_int_size (struct yytbl_data *tbl)
434 	total_len = yytbl_calc_total_len (tbl);
439 		n = abs (yytbl_data_geti (tbl, i));
460  * @param tbl the table to be compressed
462 void yytbl_data_compress (struct yytbl_data *tbl)
468 	yytbl_data_init (&newtbl, tbl->td_id);
469 	newtbl.td_hilen = tbl->td_hilen;
470 	newtbl.td_lolen = tbl->td_lolen;
471 	newtbl.td_flags = tbl->td_flags;
473 	newsz = min_int_size (tbl);
476 	if (newsz == YYTDFLAGS2BYTES (tbl->td_flags))
480 	if (newsz > YYTDFLAGS2BYTES (tbl->td_flags)) {
485 	total_len = yytbl_calc_total_len (tbl);
493 		g = yytbl_data_geti (tbl, i);
499 	free (tbl->td_data);
500 	*tbl = newtbl;