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Modify the ELTL parser to be able to support PSL operators. Add a

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new keyword in the ELTL format: finish, which applies to an
automaton operator and tells whether it just completed.

* src/eltlparse/eltlparse.yy: Clean it. Add finish.
* src/eltlparse/eltlscan.ll: Add finish.
* src/formula_tree.cc, src/formula_tree.hh: New files. Define a
small AST representing formulae where atomic props are unknown
which is used in the ELTL parser.
* src/ltlast/automatop.cc, ltlast/automatop.hh, ltlast/nfa.cc,
ltlast/nfa.hh: Adjust.
* src/ltlast/unop.cc, src/ltlast/unop.hh: Finish is an unop.
* src/ltlvisit/basicreduce.cc, src/ltlvisit/nenoform.cc,
src/ltlvisit/reduce.cc, src/ltlvisit/syntimpl.cc,
src/ltlvisit/tostring.cc, src/ltlvisit/tunabbrev.cc,
src/tgba/formula2bdd.cc, src/tgbaalgos/ltl2tgba_fm.cc,
src/tgbaalgos/ltl2tgba_lacim.cc: Handle finish in switches.
* src/tgbaalgos/eltl2tgba_lacim.cc: Translate finish.
* src/tgbatest/eltl2tgba.test: More tests.
This commit is contained in:
Damien Lefortier 2009-06-05 01:17:19 +02:00
parent 4de885afb1
commit e48338e8d8
23 changed files with 479 additions and 237 deletions
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2
src/ltlast/unop.hh
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@ -37,7 +37,7 @@ namespace spot
class unop : public ref_formula
{
public:
enum type { Not, X, F, G };
enum type { Not, X, F, G, Finish }; // Finish is used in ELTL formulae.
/// Build an unary operator with operation \a op and
/// child \a child.