xref: /gem5/src/systemc/tests/systemc/misc/stars/star133377/test.cpp

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

  test.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, char**)
{
  { // sc_int works fine
    sc_int<8> a;
    sc_int<16> x;
    a=sc_bigint<8>("0b11101011");

    x=(a,a);
    cout << "sc_int     (1) " << sc_bigint<16>(x).to_string(SC_BIN) << endl;

    x=(a.range(7,0), a.range(3,0), a.range(3,0));
    cout << "sc_int     (2)                 "
         << sc_bigint<16>(x).to_string(SC_BIN) << endl;
  }
  { // sc_uint works fine
    sc_uint<8> a;
    sc_uint<16> x;
    a=sc_biguint<8>("0b11101011");

    x=(a,a);
    cout << "sc_uint    (1) " << sc_biguint<16>(x).to_string(SC_BIN) << endl;

    x=(a.range(7,0), a.range(3,0), a.range(3,0));
    cout << "sc_uint    (2)                 "
         << sc_biguint<16>(x).to_string(SC_BIN) << endl;
  }
  {
    sc_bigint<8> a;
    sc_bigint<16> x;
    a="0b11101011";

    // compile error (SC6.1):
    // Error: Overloading ambiguity between "operator,(const sc_uint_base&, const sc_uint_base&)"
    //   and "operator,(const sc_int_base&, const sc_int_base&)".
    // Error: Overloading ambiguity between "sc_bigint<16>::operator=(const sc_uint_base&)"
    //   and "sc_bigint<16>::operator=(long long)".
    // ----
    // x=(a,a);
    // cout << "sc_bigint  (1) " << x.to_string(SC_BIN) << endl;

    // runtime error: concat yields wrong result
    // returned value is 1111111111111011
    // but should be     1110101110111011
    x=(a.range(7,0), a.range(3,0), a.range(3,0));
    cout << "sc_bigint  (2)                 "<< x.to_string(SC_BIN) << endl;
  }
  {
    sc_biguint<8> a;
    sc_biguint<16> x;
    a="0b11101011";

    // compile error (SC6.1):
    // Error: Overloading ambiguity between "operator,(const sc_uint_base&, const sc_uint_base&)"
    //   and "operator,(const sc_int_base&, const sc_int_base&)".
    // Error: Overloading ambiguity between "sc_bigint<16>::operator=(const sc_uint_base&)"
    //   and "sc_bigint<16>::operator=(long long)".
    // ----
    // x=(a,a);
    // cout << "sc_biguint (1) " << x.to_string(SC_BIN) << endl;

    // runtime error: concat yields wrong result
    // returned value is 0000000000001011
    // but should be     1110101110111011
    x=(a.range(7,0), a.range(3,0), a.range(3,0));
    cout << "sc_biguint (2)                 " << x.to_string(SC_BIN) << endl;
  }
  { // sc_bv works fine
    sc_bv<8> a;
    sc_bv<16> x;
    a="11101011";

    x=(a,a);
    cout << "sc_bv      (1) " << x.to_string() << endl;

    x=(a.range(7,0), a.range(3,0), a.range(3,0));
    cout << "sc_bv      (2)                 " << x.to_string() << endl;
  }
  { // sc_lv works fine
    sc_lv<8> a;
    sc_lv<16> x;
    a="11101011";

    x=(a,a);
    cout << "sc_lv      (1) " << x.to_string() << endl;

    x=(a.range(7,0), a.range(3,0), a.range(3,0));
    cout << "sc_lv      (2)                 " << x.to_string() << endl;
  }
  return 0;
}