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wip - dependent expr simpliifer

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- simplify iterator over current indices
- add more simplifiers used by asserted_formulas
- improve diagnostics printing
This commit is contained in:
Nikolaj Bjorner 2022-11-30 13:41:40 +07:00
parent bec3acd146
commit b084821a0c
25 changed files with 553 additions and 158 deletions
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23
src/ast/rewriter/macro_replacer.cpp
View file

@ -125,9 +125,28 @@ void macro_replacer::insert(app* head, expr* def, expr_dependency* dep) {
m_map.insert(f, std::tuple(head, def, dep));
}
void macro_replacer::operator()(expr* t, expr_ref& result, expr_dependency_ref& dep) {
macro_replacer_rw exp(m, *this, dep);
void macro_replacer::operator()(expr* t, expr_dependency* dep_in, expr_ref& result, expr_dependency_ref& dep_out) {
expr_dependency_ref _dep_in(dep_in, m);
macro_replacer_rw exp(m, *this, dep_out);
exp(t, result);
if (!dep_in)
return;
// update dependencies if needed
m_dep_exprs.reset();
m.linearize(dep_in, m_dep_exprs);
unsigned sz = m_trail.size();
for (expr*& d : m_dep_exprs) {
exp(d, result);
if (result != d) {
d = result.get();
m_trail.push_back(result);
}
}
if (sz != m_trail.size()) {
dep_in = m.mk_join(m_dep_exprs.size(), m_dep_exprs.data());
m_trail.shrink(sz);
}
dep_out = m.mk_join(dep_in, dep_out);
}
bool macro_replacer::has_macro(func_decl* f, app_ref& head, expr_ref& def, expr_dependency_ref& dep) {

5
src/ast/rewriter/macro_replacer.h
View file

@ -26,6 +26,7 @@ class macro_replacer {
ast_manager& m;
ast_ref_vector m_trail;
expr_dependency_ref_vector m_deps;
ptr_vector<expr> m_dep_exprs;
obj_map<func_decl, std::tuple<app*, expr*, expr_dependency*>> m_map;
struct macro_replacer_cfg;
struct macro_replacer_rw;
@ -35,8 +36,8 @@ public:
macro_replacer(ast_manager& m): m(m), m_trail(m), m_deps(m) {}
void insert(app* head, expr* def, expr_dependency* dep);
void operator()(expr* t, expr_ref& result, expr_dependency_ref& dep);
void operator()(expr* t, expr_ref & result) { expr_dependency_ref dep(m); (*this)(t, result, dep); }
void operator()(expr* t, expr_dependency* d, expr_ref& result, expr_dependency_ref& dep);
void operator()(expr* t, expr_ref & result) { expr_dependency_ref dep(m); (*this)(t, nullptr, result, dep); }
void operator()(expr_ref & t) { expr_ref s(t, m); (*this)(s, t); }
bool has_macro(func_decl* f, app_ref& head, expr_ref& def, expr_dependency_ref& d);