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make var-queue a template

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2023-12-05 15:41:35 -08:00
parent 156426a0cf
commit 1d6616afac
2 changed files with 9 additions and 8 deletions
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2
src/sat/sat_solver.h
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@ -164,7 +164,7 @@ namespace sat {
unsigned m_rephase_inc;
backoff m_rephase;
backoff m_reorder;
var_queue m_case_split_queue;
var_queue<unsigned_vector> m_case_split_queue;
unsigned m_qhead;
unsigned m_scope_lvl;
unsigned m_search_lvl;

15
src/util/var_queue.h
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@ -21,20 +21,20 @@ Revision History:
#include "util/heap.h"
template <class ActivityVector>
class var_queue {
typedef unsigned var;
struct lt {
svector<unsigned> & m_activity;
lt(svector<unsigned> & act):m_activity(act) {}
ActivityVector & m_activity;
lt(ActivityVector & act):m_activity(act) {}
bool operator()(var v1, var v2) const { return m_activity[v1] > m_activity[v2]; }
};
heap<lt> m_queue;
public:
public:
var_queue(svector<unsigned> & act):m_queue(128, lt(act)) {}
var_queue(ActivityVector & act):m_queue(128, lt(act)) {}
void activity_increased_eh(var v) {
if (m_queue.contains(v))
@ -90,11 +90,12 @@ public:
return out;
}
using const_iterator = decltype(m_queue)::const_iterator;
using const_iterator = const int *;
const_iterator begin() const { return m_queue.begin(); }
const_iterator end() const { return m_queue.end(); }
};
inline std::ostream& operator<<(std::ostream& out, var_queue const& queue) {
template <typename T>
inline std::ostream& operator<<(std::ostream& out, var_queue<T> const& queue) {
return queue.display(out);
}