emileclarkb/hammer
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

h_predict for k>1, more debugging

Browse source
This commit is contained in:
Sven M. Hallberg 2013-05-24 01:31:56 +02:00
parent 748845ca0c
commit 428636f3d0
3 changed files with 58 additions and 43 deletions
Download patch file Download diff file Expand all files Collapse all files

8
src/cfgrammar.h
View file

@ -80,10 +80,16 @@ const HCFStringMap *h_first_seq(size_t k, HCFGrammar *g, HCFChoice **s);
/* Compute follow_k set of symbol x. Memoized. */
const HCFStringMap *h_follow(size_t k, HCFGrammar *g, const HCFChoice *x);
/* Compute the predict_k set of production "A -> rhs".
* Always returns a newly-allocated HCFStringMap.
*/
HCFStringMap *h_predict(size_t k, HCFGrammar *g,
const HCFChoice *A, const HCFSequence *rhs);
/* Pretty-printers for grammars and associated data. */
void h_pprint_grammar(FILE *file, const HCFGrammar *g, int indent);
void h_pprint_sequence(FILE *f, const HCFGrammar *g, const HCFSequence *seq);
void h_pprint_symbol(FILE *f, const HCFGrammar *g, const HCFChoice *x);
void h_pprint_symbolset(FILE *file, const HCFGrammar *g, const HHashSet *set, int indent);
void h_pprint_stringset(FILE *file, const HCFGrammar *g, const HCFStringMap *set, int indent);
void h_pprint_stringset(FILE *file, const HCFStringMap *set, int indent);