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decongest critical section in lia2card-tactic

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-05-17 22:59:11 +01:00
parent afea50e631
commit 552bba2c8c
1 changed files with 22 additions and 14 deletions
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36
src/tactic/arith/lia2card_tactic.cpp
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@ -31,18 +31,22 @@ public:
arith_util a;
params_ref m_params;
pb_util m_pb;
mutable ptr_vector<expr> m_todo;
expr_set m_01s;
mutable ptr_vector<expr>* m_todo;
expr_set* m_01s;
bool m_compile_equality;
lia2card_tactic(ast_manager & _m, params_ref const & p):
m(_m),
a(m),
m_pb(m),
m_todo(alloc(ptr_vector<expr>)),
m_01s(alloc(expr_set)),
m_compile_equality(false) {
}
virtual ~lia2card_tactic() {
dealloc(m_todo);
dealloc(m_01s);
}
void set_cancel(bool f) {
@ -60,7 +64,7 @@ public:
expr_dependency_ref & core) {
SASSERT(g->is_well_sorted());
mc = 0; pc = 0; core = 0;
m_01s.reset();
m_01s->reset();
tactic_report report("cardinality-intro", *g);
@ -76,7 +80,7 @@ public:
if (a.is_int(x) &&
bounds.has_lower(x, lo, s1) && !s1 && lo.is_zero() &&
bounds.has_upper(x, hi, s2) && !s2 && hi.is_one()) {
m_01s.insert(x);
m_01s->insert(x);
TRACE("pb", tout << "add bound " << mk_pp(x, m) << "\n";);
}
}
@ -114,11 +118,11 @@ public:
void extract_pb_substitution(ast_mark& mark, expr* fml, expr_safe_replace& sub) {
expr_ref tmp(m);
m_todo.reset();
m_todo.push_back(fml);
while (!m_todo.empty()) {
expr* e = m_todo.back();
m_todo.pop_back();
m_todo->reset();
m_todo->push_back(fml);
while (!m_todo->empty()) {
expr* e = m_todo->back();
m_todo->pop_back();
if (mark.is_marked(e) || !is_app(e)) {
continue;
}
@ -128,13 +132,13 @@ public:
continue;
}
app* ap = to_app(e);
m_todo.append(ap->get_num_args(), ap->get_args());
m_todo->append(ap->get_num_args(), ap->get_args());
}
}
bool is_01var(expr* x) const {
return m_01s.contains(x);
return m_01s->contains(x);
}
expr_ref mk_01(expr* x) {
@ -282,12 +286,16 @@ public:
"(default:false) compile equalities into pseudo-Boolean equality");
}
virtual void cleanup() {
virtual void cleanup() {
expr_set* d = alloc(expr_set);
ptr_vector<expr>* todo = alloc(ptr_vector<expr>);
#pragma omp critical (tactic_cancel)
{
m_01s.reset();
m_todo.reset();
std::swap(m_01s, d);
std::swap(m_todo, todo);
}
dealloc(d);
dealloc(todo);
}
};