xref: /gem5/src/systemc/dt/bit/sc_bit.cc

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/*****************************************************************************

  sc_bit.cpp -- Bit class.

  Original Author: Gene Bushuyev, Synopsys, Inc.

 *****************************************************************************/

/*****************************************************************************

  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
  changes you are making here.

      Name, Affiliation, Date:
  Description of Modification:

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// $Log: sc_bit.cpp,v $
// Revision 1.1.1.1  2006/12/15 20:20:04  acg
// SystemC 2.3
//
// Revision 1.6  2006/04/12 20:17:52  acg
//  Andy Goodrich: enabled deprecation message for sc_bit.
//
// Revision 1.5  2006/01/25 00:31:15  acg
//  Andy Goodrich: Changed over to use a standard message id of
//  SC_ID_IEEE_1666_DEPRECATION for all deprecation messages.
//
// Revision 1.4  2006/01/24 20:50:55  acg
// Andy Goodrich: added warnings indicating that sc_bit is deprecated and that
// the C bool data type should be used in its place.
//
// Revision 1.3  2006/01/13 18:53:53  acg
// Andy Goodrich: added $Log command so that CVS comments are reproduced in
// the source.
//

#include <sstream>

#include "systemc/ext/dt/bit/sc_bit.hh"
#include "systemc/ext/dt/bit/sc_logic.hh"
#include "systemc/ext/utils/sc_report_handler.hh"

namespace sc_dt
{

// ----------------------------------------------------------------------------
//  CLASS : sc_bit
//
//  Bit class.
//  Note: VSIA compatibility indicated.
// ----------------------------------------------------------------------------

// support methods
void
sc_bit::invalid_value(char c)
{
    std::stringstream msg;
    msg << "sc_bit('" << c << "')";
    SC_REPORT_ERROR("value is not valid", msg.str().c_str());
    sc_core::sc_abort(); // can't recover from here
}

void
sc_bit::invalid_value(int i)
{
    std::stringstream msg;
    msg << "sc_bit(" << i << ")";
    SC_REPORT_ERROR("value is not valid", msg.str().c_str());
    sc_core::sc_abort(); // can't recover from here
}

// constructors
sc_bit::sc_bit(const sc_logic &a) : m_val(a.to_bool()) // non-VSIA
{
   sc_deprecated_sc_bit();
}

// assignment operators
sc_bit &
sc_bit::operator = (const sc_logic &b) // non-VSIA
{
    return (*this = sc_bit(b));
}

// other methods
void
sc_bit::scan(::std::istream &is)
{
    bool b;
    is >> b;
    *this = b;
}

void
sc_deprecated_sc_bit()
{
    static bool warn_sc_bit_deprecated = true;
    if (warn_sc_bit_deprecated) {
        warn_sc_bit_deprecated = false;
        SC_REPORT_INFO("/IEEE_Std_1666/deprecated",
            "sc_bit is deprecated, use bool instead");
    }
}

} // namespace sc_dt