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split out restart

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This commit is contained in:
Nikolaj Bjorner 2021-12-12 17:27:30 -08:00
parent 30a2c32c3b
commit 33d433d742
6 changed files with 85 additions and 27 deletions
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9
src/math/polysat/solver.h
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@ -25,6 +25,7 @@ Author:
#include "math/polysat/constraint.h"
#include "math/polysat/clause_builder.h"
#include "math/polysat/simplify.h"
#include "math/polysat/restart.h"
#include "math/polysat/explain.h"
#include "math/polysat/ule_constraint.h"
#include "math/polysat/justification.h"
@ -61,6 +62,7 @@ namespace polysat {
friend class conflict;
friend class conflict_explainer;
friend class simplify;
friend class restart;
friend class explainer;
friend class inference_engine;
friend class forbidden_intervals;
@ -82,6 +84,7 @@ namespace polysat {
linear_solver m_linear_solver;
conflict m_conflict;
simplify m_simplify;
restart m_restart;
forbidden_intervals m_forbidden_intervals;
bool_var_manager m_bvars; // Map boolean variables to constraints
var_queue m_free_pvars; // free poly vars
@ -204,12 +207,6 @@ namespace polysat {
void backjump(unsigned new_level);
void add_lemma(clause& lemma);
unsigned m_conflicts_at_restart = 0;
unsigned m_restart_threshold = 100;
unsigned m_restart_init = 100;
unsigned m_luby_idx = 0;
bool should_restart();
void restart();
signed_constraint lit2cnstr(sat::literal lit) const { return m_constraints.lookup(lit); }
static void insert_constraint(signed_constraints& cs, signed_constraint c);