xref: /gem5/src/systemc/tests/systemc/datatypes/int/sc_int_base/mixed/test_int.cpp

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

  test_int.cpp --

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

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

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

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

      Name, Affiliation, Date:
  Description of Modification:

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#include "systemc.h"


int sc_main( int ac, char *av[] )
{
  sc_int_base a(8),b(8);
  int x;



  x = 8;
  a = 8;
  sc_assert( x == a);

  cout << "x + a = " << x + a << endl;
  cout << "++a = " << ++a << endl;
  cout << "a-- = " << a-- << endl;

  // bit-select on L.H.S.
  a[0] = 1;
  cout << "a = " << a << endl;

  // bitselect on R.H.S.
  cout << "a[3] = " << a[3] << endl;


  // part-select on R.H.S
  cout << "a.range(4,0) = " << a.range(4,0) << endl;
  cout << "a = " << a << endl;

  sc_int_base c(5);
  c = a.range(4,0);
  cout << "c = " << c << endl;

  // part-select on L.H.S.
  a.range(2,0) = 7;
  cout << "a = " << a << endl;

  a.range(4,2) = 5;
  cout << "a = " << a << endl;

  a.range(7,4) = 8;
  cout << "a = " << a << endl;

  // concat on R.H.S.
  sc_int_base sx(4);
  sx = 1;
  sc_int_base sy(4);
  sy = 3;
  a = ( sx, sy );

  cout << "a = " << a << endl;

  sc_int_base sb(8);
  // concat of part-selects
  sb = ( a.range(7,4), a.range(3,0) );

  cout << "sb = " << sb << endl;

  ( sx, sy ) = 17;

  cout << "sx = " << sx << endl;
  cout << "sy = " << sy << endl;

  // concat and part-selects
  ( sx, sy ) = ( a.range(7,4), a.range(3,0) );

  cout << "sx = " << sx << endl;
  cout << "sy = " << sy << endl;

  sc_int_base  s5(5);

  s5 = ( sx , a[4] );

  cout << "s5 = " << s5 << endl;

  s5 = (a[4],sx);
  cout << "s5 = " << s5 << endl;

  sc_bv<8> sc8;
  sc_bv<4> sc4;

  // ( sc8.range(7,4), sc4 ) = 17;
  ( sc8.range(7,4), sc4 ) = "00010001";

  cout << "sc8 = " << sc8.to_int() << endl;
  cout << "sc4 = " << sc4.to_int() << endl;

  sc_int_base sia(8);


  sc_uint_base u4(4);

  // part-select on sc_uint
  u4 = sx.range(3,0);

  cout << "u4 = " << u4 << endl;

  u4[3] = sx[0];

  cout << "u4 = " << u4 << endl;

  sx = (u4.range(1,0), u4.range(3,2));

  cout << "sx = " << sx << endl;

  sc_bv<8> bva;
  sc_lv<8> lva;

  // Mixing bv, lv on the RHS

  bva = "10000000";
  lva = "10000001";

  b = bva & "1010";
  cout << "b = " << b << endl;

  // b = lva ^ bva;
  b = sc_bv<8>( lva ^ bva );
  cout << "b = " << b << endl;

  //Mixing bv, lv on the LHS

  bva = b;
  lva = b;

  cout << "bva = " << bva << endl;
  cout << "lva = " << lva << endl;

  bva = b & lva.to_int();

  cout << "bva = " << bva << endl;


  //Mixing sc_signed on LHS

  sc_signed ss8(8);
  ss8 = b;
  cout << "ss8 = " << ss8 << endl;

  ss8 = u4;
  cout << "ss8 = " << ss8 << endl;

  // Mixing sc_signed/sc_unsigned on RHS
  sc_unsigned su8(8);

  su8 = 8;
  b = su8 + 1;

  cout << "b = " << b << endl;

  b = ss8 * su8;
  b = ss8 ^ su8;
  su8 = bva.to_int() | ss8;

  cout << "b = " << b << endl;

  // Having more than two concats

  sc_int_base ai2(2);
  sc_int_base bi4(4);
  sc_int_base ci2(2);
  sc_int_base di2(2);
  sc_int_base ei8(8);
  sc_int_base ei10(10);

  ai2 = 2;
  bi4 = 2;
  ci2 = 2;
  di2 = 2;

  ei8 = (ai2, bi4, ci2 );

  cout << "ei8 = " << ei8 << endl;

  ei10 = (ai2, bi4, ci2 , di2);

  cout << "ei10 = " << ei10 << endl;

  // bit-true behavior
  sc_int_base bs4(4);
  sc_signed ds4(4);

  bs4[3] = 1;
  bs4[2] = 0;
  bs4[1] = 0;
  bs4[0] = 0;

  ds4[3] = 1;
  ds4[2] = 0;
  ds4[1] = 0;
  ds4[0] = 0;


  cout << "bs4  = " << bs4 << endl;
  cout << "ds4 =  " << ds4 << endl;

  return 0;

}