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7fe11bb55c
* src/AnnotationList.c: New. * src/AnnotationList.h: New. * src/InadequacyList.c: New. * src/InadequacyList.h: New. * src/Sbitset.c: New. * src/Sbitset.h: New. * src/ielr.c: New. * src/ielr.h: New.
47 lines
1.6 KiB
C
47 lines
1.6 KiB
C
/* IELR main implementation.
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Copyright (C) 2009 Free Software Foundation, Inc.
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This file is part of Bison, the GNU Compiler Compiler.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef IELR_H_
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# define IELR_H_
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#include <bitset.h>
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#include "state.h"
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/**
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* \pre
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* - \c ::states is of size \c ::nstates and defines an LALR(1) parser for
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* the users's grammar.
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* - \c ::ntokens is the number of tokens in the grammar.
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* \post
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* - \c ::states is of size \c ::nstates (which might be greater than
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* <tt>::nstates \@pre</tt>) and defines the type of parser specified by
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* the value of the \c \%define variable \c lr.type. Its value can be:
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* - \c "LALR".
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* - \c "IELR".
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* - \c "canonical LR".
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*/
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void ielr (void);
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bool ielr_item_has_lookahead (state *s, symbol_number lhs, size_t item,
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symbol_number lookahead, state ***predecessors,
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bitset **item_lookahead_sets);
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#endif /* !IELR_H_ */
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