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added API to monitor clause inferences

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See RELEASE_NOTES for more information
examples pending.
This commit is contained in:
Nikolaj Bjorner 2022-10-19 08:34:55 -07:00
parent 77cbd89420
commit 07dd1065db
34 changed files with 505 additions and 122 deletions
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19
src/api/z3_api.h
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@ -1433,6 +1433,7 @@ Z3_DECLARE_CLOSURE(Z3_eq_eh, void, (void* ctx, Z3_solver_callback cb, Z3_as
Z3_DECLARE_CLOSURE(Z3_final_eh, void, (void* ctx, Z3_solver_callback cb));
Z3_DECLARE_CLOSURE(Z3_created_eh, void, (void* ctx, Z3_solver_callback cb, Z3_ast t));
Z3_DECLARE_CLOSURE(Z3_decide_eh, void, (void* ctx, Z3_solver_callback cb, Z3_ast* t, unsigned* idx, Z3_lbool* phase));
Z3_DECLARE_CLOSURE(Z3_on_clause_eh, void, (void* ctx, Z3_ast proof_hint, Z3_ast_vector literals));
/**
@ -6877,6 +6878,24 @@ extern "C" {
*/
void Z3_API Z3_solver_get_levels(Z3_context c, Z3_solver s, Z3_ast_vector literals, unsigned sz, unsigned levels[]);
/**
\brief register a callback to that retrieves assumed, inferred and deleted clauses during search.
\param c - context.
\param s - solver object.
\param user_context - a context used to maintain state for callbacks.
\param on_clause_eh - a callback that is invoked by when a clause is
- asserted to the CDCL engine (corresponding to an input clause after pre-processing)
- inferred by CDCL(T) using either a SAT or theory conflict/propagation
- deleted by the CDCL(T) engine
def_API('Z3_solver_register_on_clause', VOID, (_in(CONTEXT), _in(SOLVER), _in(VOID_PTR), _fnptr(Z3_on_clause_eh)))
*/
void Z3_API Z3_solver_register_on_clause(
Z3_context c,
Z3_solver s,
void* user_context,
Z3_on_clause_eh on_clause_eh);
/**
\brief register a user-properator with the solver.