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Separate parser tables computation and output.

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* src/output.c (nvectors, base_t, base, base_ninf, conflict_table)
(conflict_list, conflict_list_cnt, table, check, table_ninf)
(yydefgoto, yydefact, high): Move to...
* src/tables.h, src/tables.c: here.
* src/output.c (vector_number_t, VECTOR_NUMBER_MAX)
(VECTOR_NUMBER_MIN, state_number_to_vector_number)
(symbol_number_to_vector_number, nvectors, BASE_MAX, BASE_MIN)
(froms, tos, conflict_tos, tally, width, action_t, ACTION_MAX)
(ACTION_MIN, actrow, order, nentries, pos, conflrow)
(conflict_list_free, table_size, lowzero, table_grow, conflict_row)
(action_row, save_row, token_actions, save_column, default_goto)
(goto_actions, sort_actions, matching_state, pack_vector)
(table_ninf_remap, pack_table, prepare_actions): Move to...
* src/tables.c: here.
* src/tables.h, src/tables.c(tables_generate, tables_free): New.
* src/output.c (token_actions, output_base, output_conflicts)
(output_check): Merge into...
(prepare_actions): this.
(actions_output): Rename as...
(user_actions_output): this.
* src/main.c (main): Call tables_generate and tables_free.
This commit is contained in:
Akim Demaille
2002-07-31 21:52:00 +00:00
parent 1509d42fcb
commit c6f1a33c06
9 changed files with 1032 additions and 853 deletions
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52
src/tables.h Normal file
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/* Prepare the LALR and GLR parser tables.
Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
Bison is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
Bison is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bison; see the file COPYING. If not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
#ifndef TABLES_H_
# define TABLES_H_
# include "state.h"
extern int nvectors;
typedef int base_t;
extern base_t *base;
/* A distinguished value of BASE, negative infinite. During the
computation equals to BASE_MIN, later mapped to BASE_NINF to
keep parser tables small. */
extern base_t base_ninf;
extern unsigned int *conflict_table;
extern unsigned int *conflict_list;
extern int conflict_list_cnt;
extern base_t *table;
extern base_t *check;
/* The value used in TABLE to denote explicit parse errors
(%nonassoc), a negative infinite. */
extern base_t table_ninf;
extern state_number_t *yydefgoto;
extern rule_number_t *yydefact;
extern int high;
void tables_generate PARAMS ((void));
void tables_free PARAMS ((void));
#endif /* !TABLES_H_ */