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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/smt/smt_context.h
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@ -1814,6 +1814,14 @@ namespace smt {
m_user_propagator->register_decide(r);
}
void user_propagate_register_on_binding(user_propagator::binding_eh_t& t) {
m_user_propagator->register_on_binding(t);
}
void register_on_binding(std::function<bool(quantifier* q, expr* inst)>& f) {
m_qmanager->register_on_binding(f);
}
void user_propagate_initialize_value(expr* var, expr* value);
bool watches_fixed(enode* n) const;