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59 lines
853 B
C
59 lines
853 B
C
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#ifndef _RE2C_IR_DFA_DFA_
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#define _RE2C_IR_DFA_DFA_
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#include "src/util/c99_stdint.h"
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#include <vector>
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#include "src/ir/regexp/regexp.h"
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#include "src/parse/rules.h"
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#include "src/util/forbid_copy.h"
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namespace re2c
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{
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struct nfa_t;
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class RuleOp;
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struct dfa_state_t
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{
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size_t *arcs;
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RuleOp *rule;
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bool ctx;
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dfa_state_t()
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: arcs(NULL)
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, rule(NULL)
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, ctx(false)
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{}
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~dfa_state_t()
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{
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delete[] arcs;
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}
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FORBID_COPY(dfa_state_t);
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};
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struct dfa_t
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{
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static const size_t NIL;
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std::vector<dfa_state_t*> states;
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const size_t nchars;
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dfa_t(const nfa_t &nfa, const charset_t &charset, rules_t &rules);
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~dfa_t();
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};
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enum dfa_minimization_t
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{
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DFA_MINIMIZATION_TABLE,
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DFA_MINIMIZATION_MOORE
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};
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void minimization(dfa_t &dfa);
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void fillpoints(const dfa_t &dfa, std::vector<size_t> &fill);
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} // namespace re2c
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#endif // _RE2C_IR_DFA_DFA_
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