test2.cpp revision 12855:588919e0e4aa 
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3  Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
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6  Accellera licenses this file to you under the Apache License, Version 2.0
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10    http://www.apache.org/licenses/LICENSE-2.0
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14  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
15  implied.  See the License for the specific language governing
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18 *****************************************************************************/
19
20/*****************************************************************************
21
22  test2.cpp -- Test use of sc_pending_activity_at_current_time()
23
24  Original Author: Andy Goodrich, Forte Design Systems, 18 August 2006
25
26 *****************************************************************************/
27
28/*****************************************************************************
29
30  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
31  changes you are making here.
32
33      Name, Affiliation, Date:
34  Description of Modification: -
35
36 *****************************************************************************/
37
38#include "systemc.h"
39
40SC_MODULE(DUT)
41{
42    SC_CTOR(DUT)
43    {
44        SC_THREAD(thread)
45        sensitive << m_clk.pos();
46        dont_initialize();
47        SC_METHOD(cascade0_monitor);
48        sensitive << m_cascade0;
49        dont_initialize();
50        SC_METHOD(cascade1_monitor);
51        sensitive << m_cascade1;
52        dont_initialize();
53        SC_METHOD(cascade2_monitor);
54        sensitive << m_cascade2;
55        dont_initialize();
56    }
57
58    void cascade0_monitor()
59    {
60        cout << sc_time_stamp() << " " << sc_delta_count() << " cascade0"
61             << endl;
62        m_cascade1 = m_cascade0;
63    }
64
65    void cascade1_monitor()
66    {
67        cout << sc_time_stamp() << " " << sc_delta_count() << " cascade1"
68             << endl;
69        m_cascade2 = m_cascade1;
70    }
71
72    void cascade2_monitor()
73    {
74        cout << sc_time_stamp() << " " << sc_delta_count() << " cascade2"
75             << endl;
76    }
77
78    void thread()
79    {
80        for (;;)
81        {
82            cout << sc_time_stamp() << " " << sc_delta_count() << " thread"
83                 << endl;
84            m_cascade0 = !m_cascade0.read();
85            wait();
86        }
87    }
88    sc_signal<bool> m_cascade0;
89    sc_signal<bool> m_cascade1;
90    sc_signal<bool> m_cascade2;
91    sc_in<bool>     m_clk;
92};
93
94int sc_main(int argc, char* argv[])
95{
96    sc_clock        clock;
97    DUT             dut("dut");
98
99    dut.m_clk(clock);
100
101
102    do { sc_start(0, SC_NS); } while (sc_pending_activity_at_current_time());
103    cout << endl;
104    sc_start(1, SC_NS);
105    do { sc_start(0, SC_NS); } while (sc_pending_activity_at_current_time());
106    cout << endl;
107    sc_start(1, SC_NS);
108    do { sc_start(0, SC_NS); } while (sc_pending_activity_at_current_time());
109
110    cout << "Program completed" << endl;
111    return 0;
112}
113