[1] | 1 | #include <systemc.h> |
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| 2 | |
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| 3 | #define ASSERT(x) \ |
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| 4 | { errnum++; \ |
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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 (errnum); \ |
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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 | int reg; |
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| 18 | |
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| 19 | void save (ostream &o) |
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| 20 | { |
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| 21 | o << reg << endl; |
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| 22 | } |
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| 23 | |
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| 24 | void save_state (FILE *fic) |
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| 25 | { |
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| 26 | cerr << "saving " << name () << "\n"; |
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| 27 | fprintf (fic, "%d\n", reg); |
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| 28 | } |
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| 29 | |
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| 30 | void restore_state (FILE *fic) |
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| 31 | { |
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| 32 | cerr << "restoring " << name () << "\n"; |
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| 33 | int i; |
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| 34 | fscanf (fic, "%d\n", &i); |
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| 35 | reg = i; |
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| 36 | } |
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| 37 | |
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| 38 | void trans () |
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| 39 | { |
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| 40 | reg = i1.read(); |
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| 41 | } |
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| 42 | |
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| 43 | SC_HAS_PROCESS(inner); |
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| 44 | inner (sc_module_name n) : sc_module (n), |
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| 45 | clk("clk"), |
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| 46 | i1("i1") |
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| 47 | { |
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| 48 | SC_METHOD(trans); |
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| 49 | sensitive << clk.pos(); |
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| 50 | dont_initialize(); |
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| 51 | #ifdef SYSTEMCASS_SPECIFIC |
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| 52 | //SAVE_HANDLER(save); |
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| 53 | SAVE_HANDLER(save_state); |
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| 54 | #endif |
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| 55 | }; |
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| 56 | }; |
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| 57 | |
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| 58 | struct test : sc_module { |
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| 59 | sc_in_clk clk; |
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| 60 | sc_in<bool> i1; |
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| 61 | sc_in<int> i2; |
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| 62 | sc_in<int> i3; |
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| 63 | inner inner1; |
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| 64 | |
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| 65 | int tab[16]; |
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| 66 | bool b; |
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| 67 | |
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| 68 | void trans () |
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| 69 | { |
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| 70 | b = i1.read() ^ b; |
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| 71 | tab[i3.read() % 16] = i2; |
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| 72 | } |
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| 73 | |
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| 74 | |
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| 75 | void save (ostream &o) |
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| 76 | { |
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| 77 | o << ((b)?1:0) << endl; |
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| 78 | int i; |
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| 79 | for (i = 0; i < 16; ++i) |
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| 80 | o << tab[i] << endl; |
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| 81 | } |
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| 82 | |
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| 83 | void save_state (FILE *fic) |
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| 84 | { |
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| 85 | cerr << "saving " << name () << "\n"; |
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| 86 | fprintf (fic, "%c\n", ((b)?'1':'0')); |
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| 87 | int i; |
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| 88 | for (i = 0; i < 16; ++i) |
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| 89 | { |
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| 90 | fprintf (fic, "%d\n", tab[i]); |
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| 91 | } |
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| 92 | } |
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| 93 | |
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| 94 | void restore_state (FILE *fic) |
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| 95 | { |
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| 96 | cerr << "restoring " << name () << "\n"; |
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| 97 | int j; |
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| 98 | fscanf (fic, "%d\n", &j); |
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| 99 | b = (j > 0); |
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| 100 | int i; |
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| 101 | for (i = 0; i < 16; ++i) |
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| 102 | { |
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| 103 | fscanf (fic, "%d\n", &j); |
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| 104 | tab[i] = j; |
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| 105 | } |
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| 106 | } |
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| 107 | |
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| 108 | SC_HAS_PROCESS(test); |
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| 109 | test (sc_module_name n) : sc_module (n), |
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| 110 | clk("clk"), |
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| 111 | i1("i1"), i2("i2"), i3("i3"), |
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| 112 | inner1 ("inner1") |
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| 113 | { |
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| 114 | SC_METHOD(trans); |
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| 115 | sensitive << clk.pos(); |
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| 116 | dont_initialize(); |
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| 117 | #ifdef SYSTEMCASS_SPECIFIC |
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| 118 | //SAVE_HANDLER(save); |
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| 119 | SAVE_HANDLER(save_state); |
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| 120 | #endif |
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| 121 | }; |
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| 122 | }; |
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| 123 | |
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| 124 | int |
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| 125 | usage (const char *com) |
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| 126 | { |
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| 127 | cout << "Usage :\n" << com << " [#cycles]\n"; |
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| 128 | return EXIT_FAILURE; |
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| 129 | } |
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| 130 | |
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| 131 | sc_signal<bool> s01 ("bool"); |
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| 132 | sc_signal<int> s02 ("tab_index"), |
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| 133 | s03 ("value_to_write_in_tab"); |
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| 134 | |
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| 135 | void* |
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| 136 | func () |
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| 137 | { |
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| 138 | cerr << "func () at #" << sc_time_stamp () << endl; |
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| 139 | int i = (int)(sc_time_stamp ().to_double ()) / 1000; |
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| 140 | s01 = (i & 1) > 0; |
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| 141 | s02 = (i + (i << 1)) << 6; |
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| 142 | s03 = i; |
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| 143 | ++i; |
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| 144 | return 0; |
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| 145 | } |
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| 146 | |
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| 147 | void |
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| 148 | save () |
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| 149 | { |
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| 150 | #ifdef SYSTEMCASS_SPECIFIC |
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| 151 | int current_cycle = ((int)sc_time_stamp().to_double() / 1000); |
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| 152 | if (current_cycle != 20) |
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| 153 | return; |
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| 154 | char name[256]; |
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| 155 | sprintf (name,"test2_systemcass_%d.dat",current_cycle); |
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| 156 | sc_save_simulation (name); |
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| 157 | #endif |
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| 158 | } |
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| 159 | |
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| 160 | int sc_main (int argc, char *argv[]) |
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| 161 | { |
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| 162 | int errnum = 0; |
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| 163 | sc_clock signal_clk("my_clock",1, 0.5); |
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| 164 | |
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| 165 | test test1("test1"); |
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| 166 | test1.clk (signal_clk); |
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| 167 | test1.i1 (s01); |
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| 168 | test1.i2 (s02); |
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| 169 | test1.i3 (s03); |
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| 170 | test1.inner1.clk (signal_clk); |
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| 171 | test1.inner1.i1 (s02); |
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| 172 | |
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| 173 | // Init & run |
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| 174 | sc_start (0); |
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| 175 | |
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| 176 | #ifndef SOCVIEW |
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| 177 | if (argc != 2) |
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| 178 | { |
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| 179 | return usage (argv[0]); |
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| 180 | } |
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| 181 | |
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| 182 | int nb = atoi(argv[1]); |
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| 183 | |
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| 184 | if (nb == 0) |
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| 185 | { |
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| 186 | return usage (argv[0]); |
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| 187 | } |
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| 188 | |
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| 189 | int i = 0; |
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| 190 | while (i++ < nb) |
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| 191 | { |
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| 192 | func (); |
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| 193 | sc_start (1); |
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| 194 | save (); |
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| 195 | } |
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| 196 | #else |
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| 197 | debug(&func); |
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| 198 | #endif |
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| 199 | |
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| 200 | return EXIT_SUCCESS; |
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| 201 | } |
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| 202 | |
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