boolector_conv.h

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#ifndef _ESBMC_SOLVERS_BOOLECTOR_BOOLECTOR_CONV_H_
#define _ESBMC_SOLVERS_BOOLECTOR_BOOLECTOR_CONV_H_
 
#include <cstdio>
#include <solvers/smt/smt_solver.h>
#include <irep2/irep2.h>
#include <util/symtab/namespace.h>
 
extern "C"
{
#include <boolector/boolector.h>
}
 
class btor_smt_ast : public solver_smt_ast<BoolectorNode *>
{
public:
  using solver_smt_ast<BoolectorNode *>::solver_smt_ast;
  ~btor_smt_ast() override = default;
 
  void dump() const override;
};
 
class boolector_convt : public smt_solver_baset,
                        public array_iface,
                        public fp_convt
{
public:
  boolector_convt(const namespacet &ns, const optionst &options);
  ~boolector_convt() override;
 
  void push_ctx() override;
  void pop_ctx() override;
  smt_resultt dec_solve() override;
  smt_resultt dec_solve_assuming(const ast_vec &assumptions) override;
  bool supports_assumptions() const override
  {
    return true;
  }
  const std::string solver_text() override;
 
  void assert_ast(smt_astt a) override;
 
  smt_astt mk_bvadd(smt_astt a, smt_astt b) override;
  smt_astt mk_bvsub(smt_astt a, smt_astt b) override;
  smt_astt mk_bvmul(smt_astt a, smt_astt b) override;
  smt_astt mk_bvsmod(smt_astt a, smt_astt b) override;
  smt_astt mk_bvumod(smt_astt a, smt_astt b) override;
  smt_astt mk_bvsdiv(smt_astt a, smt_astt b) override;
  smt_astt mk_bvudiv(smt_astt a, smt_astt b) override;
  smt_astt mk_bvshl(smt_astt a, smt_astt b) override;
  smt_astt mk_bvashr(smt_astt a, smt_astt b) override;
  smt_astt mk_bvlshr(smt_astt a, smt_astt b) override;
  smt_astt mk_bvneg(smt_astt a) override;
  smt_astt mk_bvnot(smt_astt a) override;
  smt_astt mk_bvxor(smt_astt a, smt_astt b) override;
  smt_astt mk_bvor(smt_astt a, smt_astt b) override;
  smt_astt mk_bvand(smt_astt a, smt_astt b) override;
  smt_astt mk_implies(smt_astt a, smt_astt b) override;
  smt_astt mk_xor(smt_astt a, smt_astt b) override;
  smt_astt mk_or(smt_astt a, smt_astt b) override;
  smt_astt mk_and(smt_astt a, smt_astt b) override;
  smt_astt mk_not(smt_astt a) override;
  smt_astt mk_bvult(smt_astt a, smt_astt b) override;
  smt_astt mk_bvslt(smt_astt a, smt_astt b) override;
  smt_astt mk_bvugt(smt_astt a, smt_astt b) override;
  smt_astt mk_bvsgt(smt_astt a, smt_astt b) override;
  smt_astt mk_bvule(smt_astt a, smt_astt b) override;
  smt_astt mk_bvsle(smt_astt a, smt_astt b) override;
  smt_astt mk_bvuge(smt_astt a, smt_astt b) override;
  smt_astt mk_bvsge(smt_astt a, smt_astt b) override;
  smt_astt mk_eq(smt_astt a, smt_astt b) override;
  smt_astt mk_neq(smt_astt a, smt_astt b) override;
  smt_astt mk_store(smt_astt a, smt_astt b, smt_astt c) override;
  smt_astt mk_select(smt_astt a, smt_astt b) override;
 
  smt_sortt mk_bool_sort() override;
  smt_sortt mk_bv_sort(std::size_t width) override;
  smt_sortt mk_array_sort(smt_sortt domain, smt_sortt range) override;
  smt_sortt mk_fbv_sort(std::size_t width) override;
  smt_sortt mk_bvfp_sort(std::size_t width, std::size_t swidth) override;
  smt_sortt mk_bvfp_rm_sort() override;
 
  smt_astt mk_smt_int(const BigInt &theint) override;
  smt_astt mk_smt_real(const std::string &str) override;
  smt_astt mk_smt_bv(const BigInt &theint, smt_sortt s) override;
  smt_astt mk_smt_bool(bool val) override;
  smt_astt mk_smt_symbol(const std::string &name, const smt_sort *s) override;
  smt_astt mk_smt_uninterpreted_function(
    const std::string &name,
    const std::vector<smt_astt> &args,
    smt_sortt rangesort) override;
  smt_astt mk_array_symbol(
    const std::string &name,
    const smt_sort *s,
    smt_sortt array_subtype) override;
  smt_astt mk_extract(smt_astt a, unsigned int high, unsigned int low) override;
  smt_astt mk_sign_ext(smt_astt a, unsigned int topwidth) override;
  smt_astt mk_zero_ext(smt_astt a, unsigned int topwidth) override;
  smt_astt mk_concat(smt_astt a, smt_astt b) override;
  smt_astt mk_ite(smt_astt cond, smt_astt t, smt_astt f) override;
 
  smt_astt
  convert_array_of(smt_astt init_val, unsigned long domain_width) override;
 
  tvt get_bool(smt_astt a) override;
  BigInt get_bv(smt_astt a, bool is_signed) override;
  expr2tc get_array_elem(smt_astt array, uint64_t index, const type2tc &subtype)
    override;
 
  smt_astt overflow_arith(const expr2tc &expr) override;
 
  std::string dump_smt() override;
  void print_model() override;
 
  smt_astt mk_quantifier(
    bool is_forall,
    std::vector<smt_astt> lhs,
    smt_astt rhs) override;
 
  // Members
  Btor *btor;
 
  symtabt symtable;

  std::unordered_map<std::string, BoolectorNode *> uf_decls;
};
 
#endif /* _ESBMC_SOLVERS_BOOLECTOR_BOOLECTOR_CONV_H_ */