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117 lines
4.6 KiB
C++
117 lines
4.6 KiB
C++
/*++
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Copyright (c) 2011 Microsoft Corporation
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Module Name:
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ast_smt2_pp.cpp
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Abstract:
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Pretty printer of AST formulas using SMT2 format.
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This printer is more expensive than the one in ast_smt_pp.h,
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but is supposed to generated a "prettier" and SMT2 compliant output.
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Author:
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Leonardo de Moura (leonardo)
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Revision History:
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--*/
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#ifndef _AST_SMT2_PP_H_
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#define _AST_SMT2_PP_H_
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#include"format.h"
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#include"pp_params.h"
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#include"arith_decl_plugin.h"
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#include"bv_decl_plugin.h"
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#include"array_decl_plugin.h"
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#include"float_decl_plugin.h"
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#include"dl_decl_plugin.h"
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bool is_smt2_simple_symbol_char(char c);
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bool is_smt2_quoted_symbol(char const * s);
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bool is_smt2_quoted_symbol(symbol const & s);
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std::string mk_smt2_quoted_symbol(symbol const & s);
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class smt2_pp_environment {
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protected:
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format_ns::format * mk_neg(format_ns::format * f) const;
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format_ns::format * mk_float(rational const & val) const;
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bool is_indexed_fdecl(func_decl * f) const;
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format_ns::format * pp_fdecl_params(format_ns::format * fname, func_decl * f);
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bool is_sort_param(func_decl * f) const;
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format_ns::format * pp_as(format_ns::format * fname, sort * s);
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format_ns::format * pp_signature(format_ns::format * f_name, func_decl * f);
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public:
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virtual ~smt2_pp_environment() {}
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virtual ast_manager & get_manager() const = 0;
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virtual arith_util & get_autil() = 0;
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virtual bv_util & get_bvutil() = 0;
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virtual array_util & get_arutil() = 0;
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virtual float_util & get_futil() = 0;
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virtual datalog::dl_decl_util& get_dlutil() = 0;
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virtual bool uses(symbol const & s) const = 0;
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virtual format_ns::format * pp_fdecl(func_decl * f, unsigned & len);
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virtual format_ns::format * pp_bv_literal(app * t, bool use_bv_lits, bool bv_neg);
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virtual format_ns::format * pp_arith_literal(app * t, bool decimal, unsigned prec);
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virtual format_ns::format * pp_float_literal(app * t);
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virtual format_ns::format * pp_datalog_literal(app * t);
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virtual format_ns::format * pp_sort(sort * s);
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virtual format_ns::format * pp_fdecl_ref(func_decl * f);
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format_ns::format * pp_fdecl_name(symbol const & fname, unsigned & len) const;
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format_ns::format * pp_fdecl_name(func_decl * f, unsigned & len) const;
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};
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/**
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\brief Simple environment that ignores name clashes.
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Useful for debugging code.
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*/
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class smt2_pp_environment_dbg : public smt2_pp_environment {
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ast_manager & m_manager;
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arith_util m_autil;
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bv_util m_bvutil;
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array_util m_arutil;
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float_util m_futil;
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datalog::dl_decl_util m_dlutil;
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public:
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smt2_pp_environment_dbg(ast_manager & m):m_manager(m), m_autil(m), m_bvutil(m), m_arutil(m), m_futil(m), m_dlutil(m) {}
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virtual ast_manager & get_manager() const { return m_manager; }
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virtual arith_util & get_autil() { return m_autil; }
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virtual bv_util & get_bvutil() { return m_bvutil; }
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virtual array_util & get_arutil() { return m_arutil; }
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virtual float_util & get_futil() { return m_futil; }
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virtual datalog::dl_decl_util& get_dlutil() { return m_dlutil; }
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virtual bool uses(symbol const & s) const { return false; }
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};
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void mk_smt2_format(expr * n, smt2_pp_environment & env, pp_params const & p,
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unsigned num_vars, char const * var_prefix,
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format_ns::format_ref & r, sbuffer<symbol> & var_names);
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void mk_smt2_format(sort * s, smt2_pp_environment & env, pp_params const & p, format_ns::format_ref & r);
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void mk_smt2_format(func_decl * f, smt2_pp_environment & env, pp_params const & p, format_ns::format_ref & r);
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std::ostream & ast_smt2_pp(std::ostream & out, expr * n, smt2_pp_environment & env, pp_params const & p, unsigned indent = 0,
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unsigned num_vars = 0, char const * var_prefix = 0);
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std::ostream & ast_smt2_pp(std::ostream & out, sort * s, smt2_pp_environment & env, pp_params const & p, unsigned indent = 0);
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std::ostream & ast_smt2_pp(std::ostream & out, func_decl * f, smt2_pp_environment & env, pp_params const & p, unsigned indent = 0);
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/**
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\brief Internal wrapper (for debugging purposes only)
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*/
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struct mk_ismt2_pp {
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ast * m_ast;
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ast_manager & m_manager;
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pp_params const & m_params;
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unsigned m_indent;
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unsigned m_num_vars;
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char const * m_var_prefix;
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mk_ismt2_pp(ast * t, ast_manager & m, pp_params const & p, unsigned indent = 0, unsigned num_vars = 0, char const * var_prefix = 0);
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mk_ismt2_pp(ast * t, ast_manager & m, unsigned indent = 0, unsigned num_vars = 0, char const * var_prefix = 0);
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};
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std::ostream& operator<<(std::ostream& out, mk_ismt2_pp const & p);
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#endif
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