format_constant.cpp

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/*******************************************************************\
 
Module:
 
Author: Daniel Kroening, kroening@kroening.com
 
\*******************************************************************/
 
 
#include "format_constant.h"
 
#include "arith_tools.h"
#include "fixedbv.h"
#include "ieee_float.h"
#include "std_expr.h"
#include "string_constant.h"
 
std::string format_constantt::operator()(const exprt &expr)
{
  if(expr.is_constant())
  {
    if(expr.type().id()==ID_natural ||
       expr.type().id()==ID_integer ||
       expr.type().id()==ID_unsignedbv ||
       expr.type().id()==ID_signedbv)
    {
      mp_integer i;
      if(to_integer(to_constant_expr(expr), i))
        return "(number conversion failed)";
 
      return integer2string(i);
    }
    else if(expr.type().id()==ID_fixedbv)
    {
      return fixedbvt(to_constant_expr(expr)).format(*this);
    }
    else if(expr.type().id()==ID_floatbv)
    {
      return ieee_float_valuet(to_constant_expr(expr)).format(*this);
    }
  }
  else if(expr.id()==ID_string_constant)
    return id2string(to_string_constant(expr).value());
 
  return "(format-constant failed: "+expr.id_string()+")";
}
std::string format_constantt::operator()(const exprt &expr) {…}