X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/5fbb0954b861b5bff653e1b87a1bd5e0b328445d..b2d52318fadef8d2bf04769ec2fffb33baf6d92a:/src/reduce.c?ds=inline diff --git a/src/reduce.c b/src/reduce.c index c8a8fe71..61ad2b2e 100644 --- a/src/reduce.c +++ b/src/reduce.c @@ -51,7 +51,7 @@ static bitset V; static bitset V1; static int nuseful_productions; -static int nuseless_productions; +int nuseless_productions; static int nuseful_nonterminals; int nuseless_nonterminals; @@ -371,58 +371,7 @@ reduce_output (FILE *out) } } -static void -dump_grammar (FILE *out) -{ - int i; - item_number_t *r; - fprintf (out, "REDUCED GRAMMAR\n\n"); - fprintf (out, - "ntokens = %d, nvars = %d, nsyms = %d, nrules = %d, nritems = %d\n\n", - ntokens, nvars, nsyms, nrules, nritems); - fprintf (out, "Variables\n---------\n\n"); - fprintf (out, "Value Sprec Sassoc Tag\n"); - for (i = ntokens; i < nsyms; i++) - fprintf (out, "%5d %5d %5d %s\n", - i, - symbols[i]->prec, symbols[i]->assoc, - quotearg_style (escape_quoting_style, symbols[i]->tag)); - fprintf (out, "\n\n"); - fprintf (out, "Rules\n-----\n\n"); - fprintf (out, "Num (Prec, Assoc, Useful, Ritem Range) Lhs -> Rhs (Ritem range) [Num]\n"); - for (i = 1; i < nrules + nuseless_productions + 1; i++) - { - int rhs_count = 0; - /* Find the last RHS index in ritems. */ - for (r = rules[i].rhs; *r >= 0; ++r) - ++rhs_count; - fprintf (out, "%3d (%2d, %2d, %2d, %2d-%2d) %2d ->", - i - 1, - rules[i].prec->prec, - rules[i].prec->assoc, - rules[i].useful, - rules[i].rhs - ritem, - rules[i].rhs - ritem + rhs_count - 1, - rules[i].lhs->number); - /* Dumped the RHS. */ - for (r = rules[i].rhs; *r >= 0; r++) - fprintf (out, "%3d", *r); - fprintf (out, " [%d]\n", -(*r) - 1); - } - fprintf (out, "\n\n"); - fprintf (out, "Rules interpreted\n-----------------\n\n"); - for (i = 1; i < nrules + nuseless_productions + 1; i++) - { - fprintf (out, "%-5d %s :", - i, quotearg_style (escape_quoting_style, rules[i].lhs->tag)); - for (r = rules[i].rhs; *r >= 0; r++) - fprintf (out, " %s", - quotearg_style (escape_quoting_style, symbols[*r]->tag)); - fputc ('\n', out); - } - fprintf (out, "\n\n"); -} @@ -494,7 +443,7 @@ reduce_grammar (void) if (trace_flag) { - dump_grammar (stderr); + grammar_dump (stderr, "Reduced Grammar"); fprintf (stderr, "reduced %s defines %d terminals, %d nonterminals\ , and %d productions.\n",