Last change
on this file since 1 was
1,
checked in by buchmann, 17 years ago
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Initial import from CVS repository
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File size:
2.0 KB
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Rev | Line | |
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[1] | 1 | #include <systemc.h> |
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| 2 | |
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| 3 | #define ASSERT(x) \ |
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| 4 | { \ |
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| 5 | if (!(x)) \ |
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| 6 | { \ |
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| 7 | cerr << "ASSERT : " #x "\n"; \ |
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| 8 | exit (1); \ |
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| 9 | } \ |
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| 10 | } |
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| 11 | |
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| 12 | using namespace std; |
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| 13 | |
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| 14 | struct inner : sc_module { |
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| 15 | sc_in_clk clk; |
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| 16 | sc_in<int> i1; |
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| 17 | sc_out<int> o1; |
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| 18 | sc_signal<int> reg2; |
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| 19 | |
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| 20 | void trans () |
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| 21 | { |
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| 22 | reg2 = i1; |
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| 23 | } |
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| 24 | |
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| 25 | void gen () |
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| 26 | { |
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| 27 | o1 = reg2.read() + 1; |
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| 28 | } |
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| 29 | |
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| 30 | SC_HAS_PROCESS(inner); |
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| 31 | inner (sc_module_name n) : sc_module (n), |
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| 32 | clk("clk"), |
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| 33 | i1("i1"), |
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| 34 | o1("o1"), |
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| 35 | reg2("reg2") |
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| 36 | { |
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| 37 | SC_METHOD(trans); |
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| 38 | sensitive << clk.pos(); |
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| 39 | dont_initialize(); |
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| 40 | SC_METHOD(gen); |
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| 41 | sensitive << clk.neg(); |
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| 42 | dont_initialize(); |
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| 43 | }; |
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| 44 | }; |
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| 45 | |
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| 46 | struct test : sc_module { |
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| 47 | inner in; |
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| 48 | sc_in_clk clk; |
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| 49 | sc_in<int> i1; |
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| 50 | sc_out<int> o1; |
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| 51 | sc_out<bool> o2; |
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| 52 | |
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| 53 | sc_signal<bool> reg1; |
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| 54 | |
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| 55 | void trans () |
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| 56 | { |
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| 57 | reg1 = i1 & 1; |
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| 58 | } |
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| 59 | |
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| 60 | void gen () |
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| 61 | { |
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| 62 | o2 = reg1.read(); |
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| 63 | } |
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| 64 | |
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| 65 | SC_HAS_PROCESS(test); |
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| 66 | test (sc_module_name n) : sc_module (n), |
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| 67 | in ("inner"), |
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| 68 | clk("clk"), |
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| 69 | i1("i1"), |
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| 70 | o1("o1"), |
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| 71 | o2("o2"), |
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| 72 | reg1("reg1") |
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| 73 | { |
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| 74 | in.clk (clk); |
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| 75 | in.o1 (o1); |
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| 76 | in.i1 (i1); |
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| 77 | SC_METHOD(trans); |
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| 78 | sensitive << clk.pos(); |
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| 79 | dont_initialize(); |
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| 80 | SC_METHOD(gen); |
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| 81 | sensitive << clk.neg(); |
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| 82 | dont_initialize(); |
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| 83 | }; |
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| 84 | }; |
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| 85 | |
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| 86 | int sc_main (int argc, char *argv[]) |
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| 87 | { |
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| 88 | sc_clock signal_clk("my_clock",1, 0.5); |
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| 89 | sc_signal<int> s01("s01"); |
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| 90 | sc_signal<int> s02("s02"); |
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| 91 | sc_signal<bool> s03("s03"); |
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| 92 | |
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| 93 | test test1("test1"); |
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| 94 | test1.clk (signal_clk); |
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| 95 | test1.i1 (s01); |
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| 96 | test1.o1 (s02); |
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| 97 | test1.o2 (s03); |
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| 98 | |
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| 99 | // Init & run |
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| 100 | sc_start (0); |
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| 101 | |
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| 102 | int i; |
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| 103 | for (i = 0; i < 10; ++i) |
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| 104 | { |
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| 105 | sc_start (1); |
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| 106 | s01 = i % 2; |
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| 107 | #if 0 |
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| 108 | cerr << "cycle #" << i << " : " |
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| 109 | << test1.o1.read() << " ; " |
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| 110 | <<test1.in.reg2.read () + 1 << endl; |
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| 111 | #endif |
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| 112 | ASSERT(test1.o1.read() == test1.in.reg2.read () + 1); |
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| 113 | ASSERT(test1.o1.read() == test1.in.o1.read ()); |
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| 114 | } |
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| 115 | |
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| 116 | return EXIT_SUCCESS; |
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| 117 | } |
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| 118 | |
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