mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-08-04 18:30:24 +00:00
Code Activity

Store uncomputable symbols in synth_solver

Browse source
This commit is contained in:
Petra Hozzova 2023-08-09 14:06:42 -07:00
parent 3df12a641f
commit 272cb14b19
3 changed files with 41 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

3
src/ast/synth_decl_plugin.cpp
View file

@ -41,6 +41,8 @@ namespace synth {
name = "synthesiz3";
break;
case OP_DECLARE_GRAMMAR:
name = "uncomputable";
break;
default:
NOT_IMPLEMENTED_YET();
}
@ -51,6 +53,7 @@ namespace synth {
void plugin::get_op_names(svector<builtin_name> & op_names, symbol const & logic) {
if (logic == symbol::null) {
op_names.push_back(builtin_name("synthesiz3", OP_DECLARE_OUTPUT));
op_names.push_back(builtin_name("uncomputable", OP_DECLARE_GRAMMAR));
}
}

17
src/sat/smt/synth_solver.cpp
View file

@ -30,6 +30,10 @@ namespace synth {
}
bool solver::contains_uncomputable(expr* e) {
return false;
}
bool solver::synthesize(app* e) {
if (e->get_num_args() == 0)
@ -101,6 +105,17 @@ namespace synth {
// where we collect statistics (number of invocations?)
void solver::collect_statistics(statistics& st) const {}
void solver::add_uncomputable(app* e) {
for (unsigned i = 0; i < e->get_num_args(); ++i) {
expr* a = e->get_arg(i);
if (is_app(a)) {
func_decl* f = to_app(a)->get_decl();
m_uncomputable.insert(f);
ctx.push(insert_obj_trail(m_uncomputable, f));
}
}
}
// recognize synthesis objectives here.
sat::literal solver::internalize(expr* e, bool sign, bool root) {
internalize(e);
@ -119,6 +134,8 @@ namespace synth {
synth::util util(m);
if (util.is_synthesiz3(e))
ctx.push_vec(m_synth, to_app(e));
if (util.is_grammar(e))
add_uncomputable(to_app(e));
}
// display current state (eg. current set of realizers)

4
src/sat/smt/synth_solver.h
View file

@ -14,6 +14,7 @@ Author:
#pragma once
#include "muz/spacer/spacer_util.h"
#include "sat/smt/sat_th.h"
#include "solver/solver.h"
@ -45,8 +46,11 @@ namespace synth {
private:
bool synthesize(app* e);
void add_uncomputable(app* e);
bool contains_uncomputable(expr* e);
ptr_vector<app> m_synth;
spacer::func_decl_set m_uncomputable;
};