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working on mam

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This commit is contained in:
Nikolaj Bjorner 2021-01-25 17:54:53 -08:00
parent f33d6f89b9
commit 4b6d7ca097
15 changed files with 807 additions and 209 deletions
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21
src/ast/euf/euf_egraph.cpp
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@ -39,6 +39,23 @@ namespace euf {
return n;
}
enode* egraph::find(expr* e, unsigned n, enode* const* args) {
if (m_tmp_node && m_tmp_node_capacity < n) {
memory::deallocate(m_tmp_node);
m_tmp_node = nullptr;
}
if (!m_tmp_node) {
m_tmp_node = enode::mk_tmp(n);
m_tmp_node_capacity = n;
}
for (unsigned i = 0; i < n; ++i)
m_tmp_node->m_args[i] = args[i];
m_tmp_node->m_num_args = n;
m_tmp_node->m_expr = e;
return m_table.find(m_tmp_node);
}
enode_vector const& egraph::enodes_of(func_decl* f) {
unsigned id = f->get_decl_id();
if (id < m_decl2enodes.size())
@ -115,6 +132,8 @@ namespace euf {
egraph::~egraph() {
for (enode* n : m_nodes)
n->m_parents.finalize();
if (m_tmp_node)
memory::deallocate(m_tmp_node);
}
void egraph::add_th_eq(theory_id id, theory_var v1, theory_var v2, enode* c, enode* r) {
@ -382,6 +401,8 @@ namespace euf {
r2->inc_class_size(r1->class_size());
merge_th_eq(r1, r2);
reinsert_parents(r1, r2);
if (m_on_merge)
m_on_merge(r2, r1);
}
void egraph::remove_parents(enode* r1, enode* r2) {