test01.cpp revision 12855:588919e0e4aa 
1#include "systemc.h"
2
3SC_MODULE(READ_LEAF)
4{
5    SC_CTOR(READ_LEAF)
6    {
7        SC_METHOD(delta);
8        sensitive << in;
9    }
10    void delta()
11    {
12        cout << "READ_LEAF: change " << (int)in->read() << endl;
13    }
14    sc_in<sc_uint<8> >     in;
15};
16
17SC_MODULE(WRITE_LEAF)
18{
19    SC_CTOR(WRITE_LEAF) : out("out"), clk("clk")
20    {
21                my_export(out);
22		SC_METHOD(sync)
23		sensitive << clk.pos();
24    }
25	void sync()
26	{
27		out = out.read() + 1;
28	}
29    sc_signal<sc_uint<8> > out;
30    sc_export<sc_signal_in_if<sc_uint<8> > >     my_export;
31	sc_in_clk			   clk;
32};
33
34SC_MODULE(MIDDLE)
35{
36    SC_CTOR(MIDDLE) : reader("reader"), writer("writer")
37    {
38		writer.clk(clk);     // Bind clk going down the module hierarchy.
39        my_port(writer.my_export); // Bind my_port coming up the module hierarchy.
40        reader.in(my_port);  // Bind my_port going down the module hierarchy.
41    }
42	sc_in_clk			   clk;
43    sc_export<sc_signal_in_if<sc_uint<8> > >     my_port;
44	READ_LEAF			   reader;
45	WRITE_LEAF			   writer;
46};
47
48SC_MODULE(TOP)
49{
50    SC_CTOR(TOP) : down("down")
51    {
52		down.clk(clk);    // Bind clk going down the module hierarchy.
53        in(down.my_port); // Bind in coming up the module hierarchy.
54        SC_METHOD(delta);
55        sensitive << in;
56    }
57    void delta()
58    {
59        cout << "TOP: change " << (int)in.read() << endl;
60    }
61	sc_in_clk			   clk;
62    sc_in<sc_uint<8> >     in;
63	MIDDLE     			   down;
64};
65
66int sc_main(int argc, char* arg[])
67{
68    sc_clock clock;
69    TOP top("top");
70	top.clk(clock);
71
72    sc_start(10, SC_NS);
73    return 0;
74}
75
76