xref: /gem5/src/systemc/tests/systemc/datatypes/fx/shift/operator_shift_both.cpp

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  Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
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 *****************************************************************************/

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

  operator_shift_both.cpp --

  Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15

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

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

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

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// This may look like C code, but it is really -*- C++ -*-
//
// operator_shift_both.cxx --
// Copyright Synopsys 1998
// Author          : Ric Hilderink
// Created On      : Fri Jan 15 14:08:43 1999
// Status          : none
//


#include <limits.h>
#define SC_INCLUDE_FX
#include "systemc.h"



#define T_FX_FLOAT  sc_fxval
#define T_FX_UFIX   sc_ufix
#define T_FX_FIX    sc_fix
#define T_FX_FIXED  sc_fixed<T_WL, T_IWL>
#define T_FX_UFIXED sc_ufixed<T_WL, T_IWL>

#define SHOW(i, a) \
  out << i << " : " << a.to_string(SC_BIN) << "\n";


#define SHIFT_BOTH_OP(T_op)						      \
{									      \
  sc_fxtype_params fooc(T_WL, T_IWL, SC_TRN, SC_WRAP);		      \
  									      \
  T_op r(2); \
  int i;								      \
  for (i = 0; i < T_WL+10; ++i)						      \
    {									      \
      r -= 1;								      \
      r >>= 1;								      \
      SHOW(i, r);							      \
    }									      \
  r *= 1.010203;							      \
  for (i = 0; i < T_WL+10; ++i)						      \
    {									      \
      r -= 1;								      \
      r <<= 1;								      \
      SHOW(i, r);							      \
    }									      \
}

#define SHIFT_BOTH							      \
SHIFT_BOTH_OP(T_FX_FLOAT)						      \
SHIFT_BOTH_OP(T_FX_UFIX)						      \
SHIFT_BOTH_OP(T_FX_FIX)							      \
SHIFT_BOTH_OP(T_FX_FIXED)						      \
SHIFT_BOTH_OP(T_FX_UFIXED)



void operator_shift_both(ostream& out)
{
#define T_WL 26
#define T_IWL 13
  SHIFT_BOTH;
#undef T_WL
#undef T_IWL
#define T_WL 130
#define T_IWL 65
  SHIFT_BOTH;
#undef T_WL
#undef T_IWL
#define T_WL 300
#define T_IWL 150
  SHIFT_BOTH;
}