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add an option to register callback on quantifier instantiation

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Suppose a user propagator encodes axioms using quantifiers and uses E-matching for instantiation. If it wants to implement a custom priority scheme or drop some instances based on internal checks it can register a callback with quantifier instantiation
This commit is contained in:
Nikolaj Bjorner 2025-08-06 21:11:38 -07:00
parent d4a4dd6cc7
commit b33f444545
24 changed files with 126 additions and 3 deletions
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8
src/api/api_solver.cpp
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@ -1160,6 +1160,14 @@ extern "C" {
Z3_CATCH;
}
void Z3_API Z3_solver_propagate_on_binding(Z3_context c, Z3_solver s, Z3_on_binding_eh binding_eh) {
Z3_TRY;
RESET_ERROR_CODE();
user_propagator::binding_eh_t c = (bool(*)(void*, user_propagator::callback*, expr*, expr*))binding_eh;
to_solver_ref(s)->user_propagate_register_on_binding(c);
Z3_CATCH;
}
bool Z3_API Z3_solver_next_split(Z3_context c, Z3_solver_callback cb, Z3_ast t, unsigned idx, Z3_lbool phase) {
Z3_TRY;
LOG_Z3_solver_next_split(c, cb, t, idx, phase);