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user propagator

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-08-22 19:00:58 -07:00
parent 5e5ef50dbc
commit 96f10b8c1c
15 changed files with 219 additions and 127 deletions
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26
src/smt/smt_context.cpp
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@ -183,13 +183,14 @@ namespace smt {
dst_ctx.setup_context(dst_ctx.m_fparams.m_auto_config);
dst_ctx.internalize_assertions();
dst_ctx.copy_user_propagator(src_ctx);
TRACE("smt_context",
src_ctx.display(tout);
dst_ctx.display(tout););
}
context::~context() {
flush();
m_asserted_formulas.finalize();
@ -205,6 +206,19 @@ namespace smt {
}
}
void context::copy_user_propagator(context& src_ctx) {
if (!src_ctx.m_user_propagator)
return;
ast_translation tr(src_ctx.m, m, false);
auto* p = get_theory(m.mk_family_id("user_propagator"));
m_user_propagator = reinterpret_cast<user_propagator*>(p);
SASSERT(m_user_propagator);
for (unsigned i = 0; i < src_ctx.m_user_propagator->get_num_vars(); ++i) {
app* e = src_ctx.m_user_propagator->get_expr(i);
m_user_propagator->add_expr(tr(e));
}
}
context * context::mk_fresh(symbol const * l, smt_params * p, params_ref const& pa) {
context * new_ctx = alloc(context, m, p ? *p : m_fparams, pa);
new_ctx->m_is_auxiliary = true;
@ -2950,10 +2964,10 @@ namespace smt {
}
void context::user_propagate_init(
void* ctx,
std::function<void(void*)>& push_eh,
std::function<void(void*, unsigned)>& pop_eh,
std::function<void*(void*)>& fresh_eh) {
void* ctx,
solver::push_eh_t& push_eh,
solver::pop_eh_t& pop_eh,
solver::fresh_eh_t& fresh_eh) {
setup_context(m_fparams.m_auto_config);
m_user_propagator = alloc(user_propagator, *this);
m_user_propagator->add(ctx, push_eh, pop_eh, fresh_eh);
@ -2963,7 +2977,7 @@ namespace smt {
}
bool context::watches_fixed(enode* n) const {
return m_user_propagator && n->get_th_var(m_user_propagator->get_family_id()) != null_theory_var;
return m_user_propagator && m_user_propagator->has_fixed() && n->get_th_var(m_user_propagator->get_family_id()) != null_theory_var;
}
void context::assign_fixed(enode* n, expr* val, unsigned sz, literal const* explain) {