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minor optimization/refactoring in the grammar reader

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This commit is contained in:
kr.angelov
2013-09-13 11:02:17 +00:00
parent 239eb22df5
commit 605772fda1
3 changed files with 142 additions and 181 deletions
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108
src/runtime/c/pgf/reader.c
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@@ -1024,65 +1024,80 @@ pgf_read_cnccats(PgfReader* rdr, PgfAbstr* abstr, PgfConcr* concr)
return cnccats;
}
typedef struct {
GuMapItor fn;
PgfReader* rdr;
} PgfIndexFn;
static PgfCncCat*
pgf_ccat_set_cnccat(PgfCCat* ccat)
static void
pgf_ccat_set_cnccat(PgfCCat* ccat, PgfProduction prod)
{
if (!ccat->cnccat) {
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_COERCE: {
PgfProductionCoerce* pcoerce = i.data;
PgfCncCat* cnccat =
pgf_ccat_set_cnccat(pcoerce->coerce);
if (!ccat->cnccat) {
ccat->cnccat = cnccat;
} else if (ccat->cnccat != cnccat) {
// XXX: real error
gu_impossible();
}
break;
}
case PGF_PRODUCTION_APPLY:
// Shouldn't happen with current PGF.
// XXX: real error
gu_impossible();
break;
default:
gu_impossible();
}
GuVariantInfo i = gu_variant_open(prod);
switch (i.tag) {
case PGF_PRODUCTION_COERCE: {
PgfProductionCoerce* pcoerce = i.data;
PgfCncCat* cnccat = pcoerce->coerce->cnccat;
if (!ccat->cnccat) {
ccat->cnccat = cnccat;
} else if (ccat->cnccat != cnccat) {
// XXX: real error
gu_impossible();
}
break;
}
case PGF_PRODUCTION_APPLY:
// Shouldn't happen with current PGF.
// XXX: real error
gu_impossible();
break;
default:
gu_impossible();
}
return ccat->cnccat;
}
extern float
extern prob_t
pgf_ccat_set_viterbi_prob(PgfCCat* ccat);
typedef struct {
GuMapItor fn;
PgfConcr* concr;
GuPool* pool;
} PgfIndexFn;
extern void
pgf_parser_index(PgfConcr* concr,
PgfCCat* ccat, PgfProduction prod,
GuPool *pool);
void
pgf_lzr_index(PgfConcr* concr,
PgfCCat* ccat, PgfProduction prod,
GuPool *pool);
static void
pgf_read_ccat_cb(GuMapItor* fn, const void* key, void* value, GuExn* err)
{
(void) (key && err);
PgfCCat* ccat = *((PgfCCat**) value);
PgfIndexFn* clo = (PgfIndexFn*) fn;
PgfCCat* ccat = *((PgfCCat**) value);
PgfConcr *concr = clo->concr;
GuPool *pool = clo->pool;
if (gu_seq_is_null(ccat->prods))
return;
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);
if (!ccat->cnccat) {
pgf_ccat_set_cnccat(ccat, prod);
}
pgf_parser_index(concr, ccat, prod, pool);
pgf_lzr_index(concr, ccat, prod, pool);
}
pgf_ccat_set_cnccat(ccat);
// pgf_ccat_set_viterbi_prob(ccat);
}
void
pgf_parser_index(PgfConcr* concr, GuPool *pool);
void
pgf_lzr_index(PgfConcr* concr, GuPool *pool);
static PgfConcr*
pgf_read_concrete(PgfReader* rdr, PgfAbstr* abstr)
{
@@ -1121,12 +1136,9 @@ pgf_read_concrete(PgfReader* rdr, PgfAbstr* abstr)
concr->callbacks = pgf_new_callbacks_map(concr, rdr->opool);
concr->total_cats = pgf_read_int(rdr);
PgfIndexFn clo1 = { { pgf_read_ccat_cb }, rdr };
PgfIndexFn clo1 = { { pgf_read_ccat_cb }, concr, rdr->opool };
gu_map_iter(concr->ccats, &clo1.fn, NULL);
pgf_parser_index(concr, rdr->opool);
pgf_lzr_index(concr, rdr->opool);
return concr;
}