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sign of life

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2025-08-12 13:48:24 -07:00
parent d0c86fedf0
commit 45efc7f74d
2 changed files with 32 additions and 27 deletions
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12
src/smt/smt_parallel.h
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@ -27,9 +27,9 @@ namespace smt {
context& ctx;
unsigned num_threads;
struct SharedClause {
struct shared_clause {
unsigned source_worker_id;
expr* clause;
expr_ref clause;
};
class batch_manager {
@ -50,7 +50,7 @@ namespace smt {
unsigned m_max_batch_size = 10;
unsigned m_exception_code = 0;
std::string m_exception_msg;
std::vector<SharedClause> shared_clause_trail; // store all shared clauses with worker IDs
vector<shared_clause> shared_clause_trail; // store all shared clauses with worker IDs
obj_hashtable<expr> shared_clause_set; // for duplicate filtering on per-thread clause expressions
// called from batch manager to cancel other workers if we've reached a verdict
@ -96,11 +96,13 @@ namespace smt {
expr_ref_vector asms;
smt_params m_smt_params;
scoped_ptr<context> ctx;
unsigned m_max_conflicts = 100;
unsigned m_max_conflicts = 0;
unsigned m_max_thread_conflicts = 100;
unsigned m_num_shared_units = 0;
unsigned shared_clause_limit = 0; // remembers the index into shared_clause_trail marking the boundary between "old" and "new" clauses to share
unsigned m_shared_clause_limit = 0; // remembers the index into shared_clause_trail marking the boundary between "old" and "new" clauses to share
void share_units(ast_translation& l2g);
lbool check_cube(expr_ref_vector const& cube);
void update_max_thread_conflicts() {} // allow for backoff scheme of conflicts within the thread for cube timeouts.
public:
worker(unsigned id, parallel& p, expr_ref_vector const& _asms);
void run();