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* src/misc/freelist.hh (free_list::remove, free_list::insert): New

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methods.
* src/misc/freelist.cc (free_list::register_n,
free_list::releases_n): Rewrite using free_list::remove and
free_list::insert.
(free_list::remove, free_list::insert): New methods.
* src/tgba/bdddict.hh (bdd_dict::register_anonymous_variables):
New method.
(bdd_dict::annon_free_list): New subclass.
(bdd_dict::free_annonymous_list_of_type_of): New attribute.
* src/tgba/bdddict.cc (bdd_dict::register_all_variables_of,
bdd_dict::unregister_all_my_variables): Handle anonymous variables
too.
(bdd_dict::register_anonymous_variables,
bdd_dict::annon_free_list::annon_free_list,
bdd_dict::annon_free_list::extend): New methods.
This commit is contained in:
Alexandre Duret-Lutz 2004-03-23 09:39:38 +00:00
parent aba2dc75d7
commit 784ccafb1b
5 changed files with 213 additions and 33 deletions
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31
src/tgba/bdddict.hh
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@ -1,4 +1,4 @@
// Copyright (C) 2003 Laboratoire d'Informatique de Paris 6 (LIP6),
// Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6),
// département Systèmes Répartis Coopératifs (SRC), Université Pierre
// et Marie Curie.
//
@ -118,6 +118,15 @@ namespace spot
/// automaton).
void register_acceptance_variables(bdd f, const void* for_me);
/// \brief Register anonymous BDD variables.
///
/// Return (and maybe allocate) \a n consecutive BDD variables which
/// will be used only by \a for_me.
///
/// \return The variable number. Use bdd_ithvar() or bdd_nithvar()
/// to convert this to a BDD.
int register_anonymous_variables(int n, const void* for_me);
/// \brief Duplicate the variable usage of another object.
///
/// This tells this dictionary that the \a for_me object
@ -136,7 +145,7 @@ namespace spot
bool is_registered_proposition(const ltl::formula* f, const void* by_me);
bool is_registered_state(const ltl::formula* f, const void* by_me);
bool is_registered_acceptance_variable(const ltl::formula* f,
const void* by_me);
const void* by_me);
/// @}
/// \brief Dump all variables for debugging.
@ -155,6 +164,24 @@ namespace spot
typedef Sgi::hash_map<int, ref_set> vr_map;
vr_map var_refs;
class annon_free_list : public spot::free_list
{
public:
// WARNING: We need a default constructor so this can be used in
// a hash; but we should ensure that no object in the hash is
// constructed with d==0.
annon_free_list(bdd_dict* d = 0);
virtual int extend(int n);
private:
bdd_dict* dict_;
};
/// List of unused anonymous variable number for each automaton.
typedef Sgi::hash_map<const void*, annon_free_list,
ptr_hash<void> > free_annonymous_list_of_type;
free_annonymous_list_of_type free_annonymous_list_of;
private:
// Disallow copy.
bdd_dict(const bdd_dict& other);