forked from GitHub/gf-core
the leftcorner indexing is now completely removed since it slowed down the loading without speeding up parsing a lot
This commit is contained in:
@@ -8,8 +8,6 @@
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//#define PGF_PARSER_DEBUG
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//#define PGF_COUNTS_DEBUG
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//#define PGF_LEFTCORNER_DEBUG
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//#define PGF_LEFTCORNER_FILTER
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//#define PGF_RESULT_DEBUG
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typedef GuBuf PgfItemBuf;
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@@ -1015,54 +1013,6 @@ pgf_parsing_complete(PgfParseState* before, PgfParseState* after,
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}
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}
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#ifdef PGF_LEFTCORNER_FILTER
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typedef struct {
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GuMapItor fn;
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PgfConcr* concr;
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PgfCFCat cfc;
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bool filter;
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} PgfFilterFn;
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static void
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pgf_parsing_bu_filter_iter(GuMapItor* fn, const void* key, void* value, GuExn* err)
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{
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PgfFilterFn* clo = (PgfFilterFn*) fn;
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PgfCFCat cfc = *((PgfCFCat*) key);
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if (clo->filter) {
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PgfProductionIdx* set =
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gu_map_get(clo->concr->leftcorner_cat_idx,
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&cfc, PgfProductionIdx*);
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if (gu_map_has(set, &clo->cfc)) {
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clo->filter = false;
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}
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}
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}
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#endif
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static bool
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pgf_parsing_bu_filter(PgfParseState* before, PgfParseState* after,
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PgfCCat* ccat, size_t lin_idx)
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{
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#ifdef PGF_LEFTCORNER_FILTER
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while (ccat->conts != NULL) // back to the original PgfCCat
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ccat = ccat->conts->ccat;
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PgfCFCat cfc = {ccat, lin_idx};
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if (gu_map_has(before->ps->concr->epsilon_idx, &cfc)) {
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return false;
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}
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if (after != NULL && after->ts->fn->get_lexicon_idx(after->ts) != NULL) {
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PgfFilterFn clo = {{ pgf_parsing_bu_filter_iter }, before->ps->concr, cfc, true};
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gu_map_iter(after->ts->fn->get_lexicon_idx(after->ts), &clo.fn, NULL);
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return clo.filter;
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}
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#endif
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return false;
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}
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static void
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pgf_parsing_td_predict(PgfParseState* before, PgfParseState* after,
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PgfItem* item, PgfCCat* ccat, size_t lin_idx)
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@@ -1179,8 +1129,7 @@ pgf_parsing_meta_scan(PgfParseState* before, PgfParseState* after,
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typedef struct {
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GuMapItor fn;
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PgfParseState* before;
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PgfParseState* after;
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PgfParseState* state;
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PgfItem* meta_item;
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} PgfMetaPredictFn;
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@@ -1192,12 +1141,11 @@ pgf_parsing_meta_predict(GuMapItor* fn, const void* key, void* value, GuExn* err
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PgfAbsCat* abscat = (PgfAbsCat*) key;
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prob_t meta_prob = *((prob_t*) value);
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PgfMetaPredictFn* clo = (PgfMetaPredictFn*) fn;
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PgfParseState* before = clo->before;
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PgfParseState* after = clo->after;
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PgfParseState* state = clo->state;
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PgfItem* meta_item = clo->meta_item;
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PgfCncCat* cnccat =
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gu_map_get(before->ps->concr->cnccats, &abscat->name, PgfCncCat*);
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gu_map_get(state->ps->concr->cnccats, &abscat->name, PgfCncCat*);
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if (cnccat == NULL)
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return;
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@@ -1210,19 +1158,13 @@ pgf_parsing_meta_predict(GuMapItor* fn, const void* key, void* value, GuExn* err
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}
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for (size_t lin_idx = 0; lin_idx < cnccat->n_lins; lin_idx++) {
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// bottom-up filtering
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if (pgf_parsing_bu_filter(before, after, ccat, lin_idx)) {
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// the current token is unreachable from this category
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continue;
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}
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PgfItem* item =
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pgf_item_copy(meta_item, before->ps->pool, before->ps);
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pgf_item_copy(meta_item, state->ps->pool, state->ps);
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item->inside_prob +=
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ccat->viterbi_prob+meta_prob;
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size_t nargs = gu_seq_length(meta_item->args);
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item->args = gu_new_seq(PgfPArg, nargs+1, before->ps->pool);
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item->args = gu_new_seq(PgfPArg, nargs+1, state->ps->pool);
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memcpy(gu_seq_data(item->args), gu_seq_data(meta_item->args),
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nargs * sizeof(PgfPArg));
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gu_seq_set(item->args, PgfPArg, nargs,
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@@ -1233,12 +1175,12 @@ pgf_parsing_meta_predict(GuMapItor* fn, const void* key, void* value, GuExn* err
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gu_alloc_variant(PGF_SYMBOL_CAT,
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sizeof(PgfSymbolCat)+sizeof(PgfSymbol),
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gu_alignof(PgfSymbolCat),
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&item->curr_sym, before->ps->pool);
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&item->curr_sym, state->ps->pool);
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*((PgfSymbol*)(scat+1)) = prev;
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scat->d = nargs;
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scat->r = lin_idx;
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gu_buf_heap_push(before->agenda, &pgf_item_prob_order, &item);
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gu_buf_heap_push(state->agenda, &pgf_item_prob_order, &item);
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}
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}
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}
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@@ -1258,13 +1200,6 @@ pgf_parsing_symbol(PgfParseState* before, PgfParseState* after,
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return;
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}
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// bottom-up filtering
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if (pgf_parsing_bu_filter(before, after, parg->ccat, scat->r)) {
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// the current token is unreachable
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pgf_item_free(before, after, item);
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return;
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}
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pgf_parsing_td_predict(before, after, item, parg->ccat, scat->r);
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break;
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}
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@@ -1454,15 +1389,6 @@ pgf_parsing_item(PgfParseState* before, PgfParseState* after, PgfItem* item)
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return;
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}
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// bottom-up filtering
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if (pgf_parsing_bu_filter(before, after,
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pcoerce->coerce,
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item->conts->lin_idx)) {
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// the current token is unreachable
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pgf_item_free(before, after, item);
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return;
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}
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pgf_parsing_td_predict(before, after, item,
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pcoerce->coerce,
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item->conts->lin_idx);
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@@ -1551,7 +1477,7 @@ pgf_parsing_item(PgfParseState* before, PgfParseState* after, PgfItem* item)
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PgfCIdMap* meta_child_probs =
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item->conts->ccat->cnccat->abscat->meta_child_probs;
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if (meta_child_probs != NULL) {
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PgfMetaPredictFn clo = { { pgf_parsing_meta_predict }, before, after, item };
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PgfMetaPredictFn clo = { { pgf_parsing_meta_predict }, before, item };
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gu_map_iter(meta_child_probs, &clo.fn, NULL);
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}
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}
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@@ -2595,9 +2521,10 @@ pgf_fullform_get_analyses(PgfFullFormEntry* entry,
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}
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static void
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pgf_parser_leftcorner_add_token(PgfConcr* concr,
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PgfTokens tokens, PgfItem* item,
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GuPool *pool)
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pgf_parser_index_token(PgfConcr* concr,
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PgfTokens tokens,
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PgfCCat* ccat, size_t lin_idx, PgfProduction prod,
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GuPool *pool)
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{
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PgfToken tok = gu_seq_get(tokens, PgfToken, 0);
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@@ -2608,327 +2535,40 @@ pgf_parser_leftcorner_add_token(PgfConcr* concr,
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gu_map_put(concr->leftcorner_tok_idx, &tok, PgfProductionIdx*, set);
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}
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PgfCFCat cfc = {item->conts->ccat, item->conts->lin_idx};
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while (cfc.ccat->conts != NULL)
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cfc.ccat = cfc.ccat->conts->ccat;
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PgfCFCat cfc = {ccat, lin_idx};
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PgfProductionSeq prods = gu_map_get(set, &cfc, PgfProductionSeq);
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if (gu_seq_length(item->args) == 0) {
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if (gu_seq_is_null(prods)) {
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prods = gu_buf_seq(gu_new_buf(PgfProduction, pool));
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}
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PgfProduction prod =
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pgf_parsing_new_production(item, NULL, pool);
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GuBuf* prodbuf = gu_seq_buf(prods);
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gu_buf_push(prodbuf, PgfProduction, prod);
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if (gu_seq_is_null(prods)) {
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prods = gu_buf_seq(gu_new_buf(PgfProduction, pool));
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gu_map_put(set, &cfc, PgfProductionSeq, prods);
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}
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gu_map_put(set, &cfc, PgfProductionSeq, prods);
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gu_buf_push(gu_seq_buf(prods), PgfProduction, prod);
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}
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static void
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pgf_parser_leftcorner_add_epsilon(PgfConcr* concr,
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PgfProduction prod, PgfItem* item,
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GuPool *pool)
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pgf_parser_index_epsilon(PgfConcr* concr,
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PgfCCat* ccat, size_t lin_idx, PgfProduction prod,
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GuPool *pool)
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{
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PgfCFCat cfc = {item->conts->ccat, item->conts->lin_idx};
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while (cfc.ccat->conts != NULL)
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cfc.ccat = cfc.ccat->conts->ccat;
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PgfCFCat cfc = {ccat, lin_idx};
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PgfProductionSeq prods =
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gu_map_get(concr->epsilon_idx, &cfc, PgfProductionSeq);
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if (gu_seq_length(item->args) == 0) {
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if (gu_seq_is_null(prods)) {
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prods = gu_buf_seq(gu_new_buf(PgfProduction, pool));
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}
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gu_buf_push(gu_seq_buf(prods), PgfProduction, prod);
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if (gu_seq_is_null(prods)) {
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prods = gu_buf_seq(gu_new_buf(PgfProduction, pool));
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gu_map_put(concr->epsilon_idx, &cfc, PgfProductionSeq, prods);
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}
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gu_map_put(concr->epsilon_idx, &cfc, PgfProductionSeq, prods);
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gu_buf_push(gu_seq_buf(prods), PgfProduction, prod);
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}
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typedef struct {
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GuMapItor fn;
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PgfConcr* concr;
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PgfContsMap* conts_map;
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PgfGenCatMap* generated_cats;
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int max_fid;
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GuPool* pool;
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GuPool* tmp_pool;
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} PgfLeftcornerFn;
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static void
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pgf_parser_leftcorner_item(PgfLeftcornerFn* clo, PgfItem* item)
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{
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#if defined(PGF_PARSER_DEBUG) && defined(PGF_LEFTCORNER_DEBUG)
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GuPool* tmp_pool = gu_new_pool();
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GuOut* out = gu_file_out(stderr, tmp_pool);
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GuWriter* wtr = gu_new_utf8_writer(out, tmp_pool);
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GuExn* err = gu_exn(NULL, type, tmp_pool);
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pgf_print_item(item, NULL, wtr, err, tmp_pool);
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gu_pool_free(tmp_pool);
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#endif
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GuVariantInfo i = gu_variant_open(item->prod);
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switch (i.tag) {
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case PGF_PRODUCTION_APPLY: {
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PgfProductionApply* papp = i.data;
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PgfSequence seq = papp->fun->lins[item->conts->lin_idx];
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if (item->seq_idx < gu_seq_length(seq)) {
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GuVariantInfo i = gu_variant_open(item->curr_sym);
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switch (i.tag) {
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case PGF_SYMBOL_CAT: {
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PgfSymbolCat* scat = i.data;
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PgfPArg* parg =
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gu_seq_index(item->args, PgfPArg, scat->d);
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if (gu_seq_is_null(parg->ccat->prods))
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return;
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// Place the item in the continuation map
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PgfItemConts* conts_ =
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pgf_parsing_get_conts(clo->conts_map,
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parg->ccat, scat->r, 0,
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clo->tmp_pool);
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gu_buf_push(conts_->items, PgfItem*, item);
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if (gu_buf_length(conts_->items) == 1) {
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conts_->outside_prob = 0;
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size_t n_prods = gu_seq_length(parg->ccat->prods);
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for (size_t i = 0; i < n_prods; i++) {
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PgfProduction prod =
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gu_seq_get(parg->ccat->prods, PgfProduction, i);
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PgfItem* item =
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pgf_new_item(conts_, prod, clo->tmp_pool, NULL);
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pgf_parser_leftcorner_item(clo, item);
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}
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} else {
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// If the current category has epsilon rules
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// then we must do the same for a new item where
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// the dot is moved with one position.
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PgfCCat* eps_ccat =
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gu_map_get(clo->generated_cats, conts_, PgfCCat*);
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if (eps_ccat != NULL) {
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PgfItem* new_item =
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pgf_item_update_arg(item, scat->d, eps_ccat, clo->tmp_pool, NULL);
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pgf_item_advance(new_item, clo->tmp_pool);
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pgf_parser_leftcorner_item(clo, new_item);
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}
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}
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break;
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}
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case PGF_SYMBOL_KS: {
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PgfSymbolKS* sks = i.data;
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pgf_parser_leftcorner_add_token(clo->concr,
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sks->tokens,
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item, clo->pool);
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break;
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}
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case PGF_SYMBOL_KP: {
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PgfSymbolKP* skp = i.data;
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pgf_parser_leftcorner_add_token(clo->concr,
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skp->default_form,
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item, clo->pool);
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for (size_t i = 0; i < skp->n_forms; i++) {
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pgf_parser_leftcorner_add_token(clo->concr,
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skp->forms[i].form,
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item, clo->pool);
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}
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break;
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}
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case PGF_SYMBOL_LIT:
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case PGF_SYMBOL_NE:
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// Nothing to be done here
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break;
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case PGF_SYMBOL_VAR:
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// XXX TODO proper support
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break;
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default:
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gu_impossible();
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}
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} else {
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PgfCCat* tmp_ccat =
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gu_map_get(clo->generated_cats, item->conts, PgfCCat*);
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PgfCCat* eps_ccat = tmp_ccat;
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if (eps_ccat == NULL) {
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eps_ccat = gu_new(PgfCCat, clo->tmp_pool);
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eps_ccat->cnccat = item->conts->ccat->cnccat;
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eps_ccat->viterbi_prob = 0;
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eps_ccat->fid = clo->max_fid++;
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eps_ccat->prods =
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gu_buf_seq(gu_new_buf(PgfProduction, clo->tmp_pool));
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eps_ccat->conts = item->conts;
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eps_ccat->answers = NULL;
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eps_ccat->n_synprods = 0;
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gu_map_put(clo->generated_cats,
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item->conts, PgfCCat*, eps_ccat);
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}
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PgfProduction prod =
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pgf_parsing_new_production(item, NULL, clo->pool);
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GuBuf* prodbuf = gu_seq_buf(eps_ccat->prods);
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gu_buf_push(prodbuf, PgfProduction, prod);
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pgf_parser_leftcorner_add_epsilon(clo->concr,
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prod, item,
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clo->pool);
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#if defined(PGF_PARSER_DEBUG) && defined(PGF_LEFTCORNER_DEBUG)
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GuPool* tmp_pool = gu_new_pool();
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GuOut* out = gu_file_out(stderr, tmp_pool);
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GuWriter* wtr = gu_new_utf8_writer(out, tmp_pool);
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GuExn* err = gu_exn(NULL, type, tmp_pool);
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if (tmp_ccat == NULL)
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gu_printf(wtr, err, "[0-0; C%d; %d; C%d]\n",
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item->conts->ccat->fid,
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item->conts->lin_idx,
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eps_ccat->fid);
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pgf_print_production(eps_ccat->fid, prod, wtr, err, clo->tmp_pool);
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gu_pool_free(tmp_pool);
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#endif
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if (tmp_ccat == NULL) {
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size_t n_items = gu_buf_length(item->conts->items);
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for (size_t i = 0; i < n_items; i++) {
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PgfItem* cont =
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gu_buf_get(item->conts->items, PgfItem*, i);
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if (cont == NULL)
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continue;
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gu_assert(gu_variant_tag(cont->curr_sym) == PGF_SYMBOL_CAT);
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PgfSymbolCat* scat = gu_variant_data(cont->curr_sym);
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PgfItem* new_item =
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pgf_item_update_arg(cont, scat->d, eps_ccat, clo->tmp_pool, NULL);
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pgf_item_advance(new_item, clo->tmp_pool);
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pgf_parser_leftcorner_item(clo, new_item);
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}
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}
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}
|
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}
|
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break;
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case PGF_PRODUCTION_COERCE: {
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if (item->seq_idx < 1) {
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PgfPArg* parg =
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gu_seq_index(item->args, PgfPArg, 0);
|
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|
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if (gu_seq_is_null(parg->ccat->prods))
|
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return;
|
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|
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PgfItemConts* conts_ =
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pgf_parsing_get_conts(clo->conts_map,
|
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parg->ccat, item->conts->lin_idx, 0,
|
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clo->tmp_pool);
|
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gu_buf_push(conts_->items, PgfItem*, item);
|
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if (gu_buf_length(conts_->items) == 1) {
|
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conts_->outside_prob = 0;
|
||||
|
||||
size_t n_prods = gu_seq_length(parg->ccat->prods);
|
||||
for (size_t i = 0; i < n_prods; i++) {
|
||||
PgfProduction prod =
|
||||
gu_seq_get(parg->ccat->prods, PgfProduction, i);
|
||||
|
||||
PgfItem* new_item =
|
||||
pgf_new_item(conts_, prod, clo->tmp_pool, NULL);
|
||||
|
||||
pgf_parser_leftcorner_item(clo, new_item);
|
||||
}
|
||||
} else {
|
||||
// If the argument category has epsilon rules
|
||||
// then the result category has epsilon rules too.
|
||||
PgfCCat* eps_ccat =
|
||||
gu_map_get(clo->generated_cats, conts_, PgfCCat*);
|
||||
|
||||
if (eps_ccat != NULL) {
|
||||
PgfItem* new_item =
|
||||
pgf_item_update_arg(item, 0, eps_ccat, clo->tmp_pool, NULL);
|
||||
pgf_item_advance(new_item, clo->tmp_pool);
|
||||
pgf_parser_leftcorner_item(clo, new_item);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
PgfCCat* tmp_ccat =
|
||||
gu_map_get(clo->generated_cats, item->conts, PgfCCat*);
|
||||
|
||||
PgfCCat* eps_res_ccat = tmp_ccat;
|
||||
if (eps_res_ccat == NULL) {
|
||||
eps_res_ccat = gu_new(PgfCCat, clo->tmp_pool);
|
||||
eps_res_ccat->cnccat = item->conts->ccat->cnccat;
|
||||
eps_res_ccat->viterbi_prob = 0;
|
||||
eps_res_ccat->fid = clo->max_fid++;
|
||||
eps_res_ccat->prods =
|
||||
gu_buf_seq(gu_new_buf(PgfProduction, clo->tmp_pool));
|
||||
eps_res_ccat->conts = item->conts;
|
||||
eps_res_ccat->answers = NULL;
|
||||
eps_res_ccat->n_synprods = 0;
|
||||
|
||||
gu_map_put(clo->generated_cats,
|
||||
item->conts, PgfCCat*, eps_res_ccat);
|
||||
}
|
||||
|
||||
PgfProduction prod;
|
||||
PgfProductionCoerce* new_pcoerce =
|
||||
gu_new_variant(PGF_PRODUCTION_COERCE,
|
||||
PgfProductionCoerce,
|
||||
&prod, clo->pool);
|
||||
new_pcoerce->coerce = gu_seq_index(item->args, PgfPArg, 0)->ccat;
|
||||
GuBuf* prodbuf = gu_seq_buf(eps_res_ccat->prods);
|
||||
gu_buf_push(prodbuf, PgfProduction, prod);
|
||||
|
||||
pgf_parser_leftcorner_add_epsilon(clo->concr,
|
||||
prod, item,
|
||||
clo->pool);
|
||||
|
||||
#if defined(PGF_PARSER_DEBUG) && defined(PGF_LEFTCORNER_DEBUG)
|
||||
GuPool* tmp_pool = gu_new_pool();
|
||||
GuOut* out = gu_file_out(stderr, tmp_pool);
|
||||
GuWriter* wtr = gu_new_utf8_writer(out, tmp_pool);
|
||||
GuExn* err = gu_exn(NULL, type, tmp_pool);
|
||||
if (tmp_ccat == NULL)
|
||||
gu_printf(wtr, err, "[0-0; C%d; %d; C%d]\n",
|
||||
item->conts->ccat->fid,
|
||||
item->conts->lin_idx,
|
||||
eps_res_ccat->fid);
|
||||
pgf_print_production(eps_res_ccat->fid, prod, wtr, err, tmp_pool);
|
||||
gu_pool_free(tmp_pool);
|
||||
#endif
|
||||
|
||||
if (tmp_ccat == NULL) {
|
||||
size_t n_items = gu_buf_length(item->conts->items);
|
||||
for (size_t i = 0; i < n_items; i++) {
|
||||
PgfItem* cont =
|
||||
gu_buf_get(item->conts->items, PgfItem*, i);
|
||||
if (cont == NULL)
|
||||
continue;
|
||||
|
||||
gu_assert(gu_variant_tag(cont->curr_sym) == PGF_SYMBOL_CAT);
|
||||
PgfSymbolCat* scat = gu_variant_data(cont->curr_sym);
|
||||
|
||||
PgfItem* new_item =
|
||||
pgf_item_update_arg(cont, scat->d, eps_res_ccat, clo->tmp_pool, NULL);
|
||||
pgf_item_advance(new_item, clo->tmp_pool);
|
||||
pgf_parser_leftcorner_item(clo, new_item);
|
||||
}
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
default:
|
||||
gu_impossible();
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
pgf_parser_leftcorner_iter_cats(GuMapItor* fn, const void* key, void* value, GuExn* err)
|
||||
pgf_parser_index_cats(GuMapItor* fn, const void* key, void* value, GuExn* err)
|
||||
{
|
||||
(void) (key && err);
|
||||
|
||||
@@ -2939,113 +2579,76 @@ pgf_parser_leftcorner_iter_cats(GuMapItor* fn, const void* key, void* value, GuE
|
||||
return;
|
||||
|
||||
for (size_t lin_idx = 0; lin_idx < ccat->cnccat->n_lins; lin_idx++) {
|
||||
PgfItemConts* conts =
|
||||
pgf_parsing_get_conts(clo->conts_map, ccat, lin_idx, 0, clo->tmp_pool);
|
||||
|
||||
gu_buf_push(conts->items, PgfItem*, NULL);
|
||||
if (gu_buf_length(conts->items) == 1) {
|
||||
conts->outside_prob = 0;
|
||||
size_t n_prods = gu_seq_length(ccat->prods);
|
||||
for (size_t i = 0; i < n_prods; i++) {
|
||||
PgfProduction prod = gu_seq_get(ccat->prods, PgfProduction, i);
|
||||
|
||||
size_t n_prods = gu_seq_length(ccat->prods);
|
||||
for (size_t i = 0; i < n_prods; i++) {
|
||||
PgfProduction prod = gu_seq_get(ccat->prods, PgfProduction, i);
|
||||
GuVariantInfo i = gu_variant_open(prod);
|
||||
switch (i.tag) {
|
||||
case PGF_PRODUCTION_APPLY: {
|
||||
PgfProductionApply* papp = i.data;
|
||||
|
||||
PgfItem* item =
|
||||
pgf_new_item(conts, prod, clo->tmp_pool, NULL);
|
||||
if (gu_seq_length(papp->args) > 0)
|
||||
break;
|
||||
|
||||
pgf_parser_leftcorner_item(clo, item);
|
||||
PgfSequence seq = papp->fun->lins[lin_idx];
|
||||
if (gu_seq_length(seq) > 0) {
|
||||
GuVariantInfo i = gu_variant_open(gu_seq_get(seq, PgfSymbol, 0));
|
||||
switch (i.tag) {
|
||||
case PGF_SYMBOL_KS: {
|
||||
PgfSymbolKS* sks = i.data;
|
||||
pgf_parser_index_token(clo->concr,
|
||||
sks->tokens,
|
||||
ccat, lin_idx, prod,
|
||||
clo->pool);
|
||||
break;
|
||||
}
|
||||
case PGF_SYMBOL_KP: {
|
||||
PgfSymbolKP* skp = i.data;
|
||||
pgf_parser_index_token(clo->concr,
|
||||
skp->default_form,
|
||||
ccat, lin_idx, prod,
|
||||
clo->pool);
|
||||
for (size_t i = 0; i < skp->n_forms; i++) {
|
||||
pgf_parser_index_token(clo->concr,
|
||||
skp->forms[i].form,
|
||||
ccat, lin_idx, prod,
|
||||
clo->pool);
|
||||
}
|
||||
break;
|
||||
}
|
||||
case PGF_SYMBOL_CAT:
|
||||
case PGF_SYMBOL_LIT:
|
||||
case PGF_SYMBOL_NE:
|
||||
case PGF_SYMBOL_VAR:
|
||||
// Nothing to be done here
|
||||
break;
|
||||
default:
|
||||
gu_impossible();
|
||||
}
|
||||
} else {
|
||||
pgf_parser_index_epsilon(clo->concr,
|
||||
ccat, lin_idx, prod,
|
||||
clo->pool);
|
||||
}
|
||||
}
|
||||
break;
|
||||
case PGF_PRODUCTION_COERCE:
|
||||
// Nothing to be done here
|
||||
break;
|
||||
default:
|
||||
gu_impossible();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef PGF_LEFTCORNER_FILTER
|
||||
static void
|
||||
pgf_parser_leftcorner_closure(PgfProductionIdx* set, PgfItemBuf* items,
|
||||
PgfContsMap* conts_map, GuPool* pool)
|
||||
{
|
||||
size_t n_items = gu_buf_length(items);
|
||||
for (size_t i = 0; i < n_items; i++) {
|
||||
PgfItem* item = gu_buf_get(items, PgfItem*, i);
|
||||
if (item == NULL)
|
||||
continue;
|
||||
|
||||
PgfCFCat cfc = {item->conts->ccat, item->conts->lin_idx};
|
||||
while (cfc.ccat->conts != NULL)
|
||||
cfc.ccat = cfc.ccat->conts->ccat;
|
||||
|
||||
if (!gu_map_has(set, &cfc)) {
|
||||
gu_map_put(set, &cfc, PgfCCat*, NULL);
|
||||
|
||||
PgfItemConts* conts =
|
||||
pgf_parsing_get_conts(conts_map,
|
||||
item->conts->ccat,
|
||||
item->conts->lin_idx,
|
||||
0,
|
||||
pool);
|
||||
if (conts != NULL)
|
||||
pgf_parser_leftcorner_closure(set, conts->items, conts_map, pool);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
pgf_parser_leftcorner_iter_conts(GuMapItor* fn, const void* key, void* value, GuExn* err)
|
||||
{
|
||||
PgfConcr* concr = ((PgfLeftcornerFn*) fn)->concr;
|
||||
PgfContsMap* conts_map = ((PgfLeftcornerFn*) fn)->conts_map;
|
||||
GuPool* pool = ((PgfLeftcornerFn*) fn)->pool;
|
||||
PgfCCat* ccat = (PgfCCat*) key;
|
||||
PgfItemContss* contss = *((PgfItemContss**) value);
|
||||
|
||||
if (ccat->conts != NULL)
|
||||
return;
|
||||
|
||||
size_t n_lins = gu_list_length(contss);
|
||||
for (size_t lin_idx = 0; lin_idx < n_lins; lin_idx++) {
|
||||
PgfItemConts* conts = gu_list_index(contss, lin_idx);
|
||||
|
||||
if (conts != NULL) {
|
||||
PgfCFCat cfc = {ccat, lin_idx};
|
||||
|
||||
PgfProductionIdx* set =
|
||||
gu_map_get(concr->leftcorner_cat_idx,
|
||||
&cfc, PgfProductionIdx*);
|
||||
if (set == NULL) {
|
||||
set = gu_map_type_new(PgfProductionIdx,pool);
|
||||
gu_map_put(set, &cfc, PgfCCat*, NULL);
|
||||
gu_map_put(concr->leftcorner_cat_idx,
|
||||
&cfc, PgfProductionIdx*, set);
|
||||
}
|
||||
|
||||
pgf_parser_leftcorner_closure(set, conts->items, conts_map, pool);
|
||||
}
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
void
|
||||
pgf_parser_index(PgfConcr* concr, GuPool *pool)
|
||||
{
|
||||
GuPool *tmp_pool = gu_new_pool();
|
||||
PgfContsMap* conts_map = gu_map_type_new(PgfContsMap, tmp_pool);
|
||||
PgfGenCatMap* generated_cats = gu_map_type_new(PgfGenCatMap, tmp_pool);
|
||||
|
||||
PgfLeftcornerFn clo1 = { { pgf_parser_leftcorner_iter_cats },
|
||||
concr, conts_map, generated_cats,
|
||||
concr->total_cats,
|
||||
pool, tmp_pool };
|
||||
PgfLeftcornerFn clo1 = { { pgf_parser_index_cats },
|
||||
concr, pool };
|
||||
gu_map_iter(concr->ccats, &clo1.fn, NULL);
|
||||
|
||||
#ifdef PGF_LEFTCORNER_FILTER
|
||||
PgfLeftcornerFn clo2 = { { pgf_parser_leftcorner_iter_conts },
|
||||
concr, conts_map, generated_cats,
|
||||
concr->total_cats,
|
||||
pool, tmp_pool };
|
||||
gu_map_iter(conts_map, &clo2.fn, NULL);
|
||||
#endif
|
||||
|
||||
gu_pool_free(tmp_pool);
|
||||
}
|
||||
|
||||
prob_t
|
||||
|
||||
Reference in New Issue
Block a user