Last change
on this file since 64 was
1,
checked in by buchmann, 17 years ago
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Initial import from CVS repository
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File size:
2.7 KB
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1 | #include <systemc.h> |
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2 | #include <signal.h> |
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3 | #include "chrono.h" |
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4 | |
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5 | using namespace std; |
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6 | |
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7 | struct A : sc_module { |
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8 | sc_in_clk clk; |
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9 | sc_out<bool> o1; |
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10 | |
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11 | void eval () { |
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12 | o1 = (rand()%2) == 0; |
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13 | } |
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14 | |
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15 | SC_CTOR (A) : clk ("clk"), o1("o1") { |
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16 | SC_METHOD(eval); |
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17 | sensitive << clk.neg(); |
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18 | #ifdef SYSTEMCASS_SPECIFIC |
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19 | // s1(); |
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20 | #endif |
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21 | }; |
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22 | }; |
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23 | |
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24 | struct B : sc_module { |
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25 | sc_in_clk clk; |
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26 | sc_in<bool> i1; |
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27 | sc_in<bool> i2; |
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28 | sc_out<bool> o1; |
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29 | sc_out<bool> o2; |
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30 | |
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31 | void eval1 () { |
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32 | o1 = ~i1; |
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33 | } |
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34 | void eval2 () { |
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35 | o2 = ~i2; |
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36 | } |
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37 | |
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38 | SC_CTOR (B) : clk ("clk"), i1 ("i1"), o1("o1"), i2 ("i2"), o2 ("o2") { |
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39 | SC_METHOD(eval1); |
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40 | sensitive << clk.neg(); |
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41 | sensitive << i1; |
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42 | #ifdef SYSTEMCASS_SPECIFIC |
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43 | o1(i1); |
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44 | #endif |
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45 | SC_METHOD(eval2); |
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46 | sensitive << clk.neg(); |
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47 | sensitive << i2; |
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48 | #ifdef SYSTEMCASS_SPECIFIC |
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49 | o2(i2); |
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50 | #endif |
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51 | }; |
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52 | }; |
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53 | |
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54 | struct C : sc_module { |
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55 | sc_in_clk clk; |
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56 | sc_in<bool> i1; |
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57 | sc_in<bool> i2; |
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58 | sc_out<bool> o1; |
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59 | |
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60 | void eval1 () { |
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61 | o1 = i1 ^ i2; |
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62 | } |
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63 | |
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64 | SC_CTOR (C) : clk ("clk"), i1 ("i1"), o1("o1"), i2 ("i2") { |
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65 | SC_METHOD(eval1); |
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66 | sensitive << clk.neg(); |
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67 | sensitive << i1 << i2; |
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68 | #ifdef SYSTEMCASS_SPECIFIC |
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69 | o1(i1); |
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70 | o1(i2); |
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71 | #endif |
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72 | }; |
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73 | }; |
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74 | |
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75 | struct D : sc_module { |
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76 | sc_in_clk clk; |
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77 | sc_out<bool> o1; |
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78 | |
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79 | void eval () { |
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80 | o1 = (rand()%2) == 0; |
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81 | } |
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82 | |
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83 | SC_CTOR (D) : clk ("clk"), o1("o1") { |
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84 | SC_METHOD(eval); |
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85 | sensitive << clk.neg(); |
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86 | #ifdef SYSTEMCASS_SPECIFIC |
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87 | // s1(); |
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88 | #endif |
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89 | }; |
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90 | }; |
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91 | |
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92 | int sc_main (int argc, char *argv[]) |
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93 | { |
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94 | sc_clock signal_clk("my_clock",1, 0.5); |
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95 | sc_signal<bool> s1("s1"),s2("s2"),s3("s3"),s4("s4"),s5("s5"); |
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96 | |
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97 | A a("a"); |
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98 | B b("b"); |
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99 | C c("c"); |
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100 | D d("d"); |
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101 | |
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102 | a.clk (signal_clk); |
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103 | b.clk (signal_clk); |
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104 | c.clk (signal_clk); |
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105 | d.clk (signal_clk); |
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106 | |
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107 | a.o1 (s1); |
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108 | b.i1 (s1); |
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109 | |
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110 | d.o1 (s2); |
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111 | c.i2 (s2); |
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112 | |
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113 | b.o1 (s3); |
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114 | c.i1 (s3); |
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115 | |
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116 | c.o1 (s4); |
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117 | b.i2 (s4); |
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118 | |
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119 | b.o2 (s5); |
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120 | |
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121 | // Init & run |
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122 | sc_initialize (); |
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123 | |
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124 | if (argc == 1) |
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125 | { |
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126 | cout << "Usage :\n" << argv[0] << " [#cycles]\n"; |
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127 | return EXIT_SUCCESS; |
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128 | } |
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129 | |
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130 | chrono_t chrono; |
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131 | chrono.start (); |
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132 | |
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133 | sc_start (atoi(argv[1])); |
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134 | |
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135 | chrono.stop (); |
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136 | unsigned int t = chrono; |
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137 | cout << "Time elapsed (sec) : " << t << endl; |
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138 | cout << "Cycles done : " << sc_simulation_time () << endl; |
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139 | cout << "Performance : " << sc_simulation_time () / t << endl; |
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140 | printf("\nPress <RETURN> to exit simulation."); |
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141 | char buf_ret[2]; |
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142 | cin.getline(buf_ret,1); |
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143 | return EXIT_SUCCESS; |
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144 | } |
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