| 1 | /* |
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| 2 | * $Id$ |
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| 3 | * |
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| 4 | * [ Description ] |
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| 5 | * |
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| 6 | * Test |
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| 7 | */ |
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| 8 | |
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| 9 | #define NB_ITERATION 1 |
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| 10 | |
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| 11 | #include "Behavioural/Stage_1_Ifetch/Predictor/Meta_Predictor/Two_Level_Branch_Predictor/SelfTest/include/test.h" |
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| 12 | #include "Include/Test.h" |
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| 13 | |
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| 14 | void test (string name, |
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| 15 | morpheo::behavioural::stage_1_ifetch::predictor::meta_predictor::two_level_branch_predictor::Parameters param) |
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| 16 | { |
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| 17 | cout << "<" << name << "> : Simulation SystemC" << endl; |
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| 18 | |
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| 19 | Two_Level_Branch_Predictor * _Two_Level_Branch_Predictor = new Two_Level_Branch_Predictor (name.c_str(), |
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| 20 | #ifdef STATISTICS |
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| 21 | morpheo::behavioural::Parameters_Statistics(5,50), |
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| 22 | #endif |
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| 23 | param); |
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| 24 | |
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| 25 | #ifdef SYSTEMC |
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| 26 | |
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| 27 | /********************************************************************* |
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| 28 | * Déclarations des signaux |
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| 29 | *********************************************************************/ |
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| 30 | sc_clock * CLOCK ("clock", 1.0, 0.5); |
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| 31 | |
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| 32 | sc_signal<Tcontrol_t> * PREDICT_VAL [param._nb_prediction]; |
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| 33 | sc_signal<Tcontrol_t> * PREDICT_ACK [param._nb_prediction]; |
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| 34 | sc_signal<Taddress_t> * PREDICT_ADDRESS [param._nb_prediction]; |
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| 35 | sc_signal<Tbht_history_t> * PREDICT_BHT_HISTORY [param._nb_prediction]; |
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| 36 | sc_signal<Tpht_history_t> * PREDICT_PHT_HISTORY [param._nb_prediction]; |
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| 37 | |
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| 38 | sc_signal<Tcontrol_t> * BRANCH_COMPLETE_VAL [param._nb_branch_complete]; |
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| 39 | sc_signal<Tcontrol_t> * BRANCH_COMPLETE_ACK [param._nb_branch_complete]; |
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| 40 | sc_signal<Taddress_t> * BRANCH_COMPLETE_ADDRESS [param._nb_branch_complete]; |
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| 41 | sc_signal<Tbht_history_t> * BRANCH_COMPLETE_BHT_HISTORY [param._nb_branch_complete]; |
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| 42 | sc_signal<Tpht_history_t> * BRANCH_COMPLETE_PHT_HISTORY [param._nb_branch_complete]; |
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| 43 | sc_signal<Tcontrol_t> * BRANCH_COMPLETE_HIT [param._nb_branch_complete]; |
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| 44 | |
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| 45 | // Rename signal |
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| 46 | |
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| 47 | string rename; |
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| 48 | |
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| 49 | CLOCK = new sc_clock ("clock", 1.0, 0.5); |
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| 50 | |
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| 51 | for (uint32_t i=0; i<param._nb_prediction; i++) |
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| 52 | { |
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| 53 | rename = "PREDICT_VAL_" +toString(i); |
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| 54 | PREDICT_VAL [i] = new sc_signal<Tcontrol_t> (rename.c_str()); |
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| 55 | rename = "PREDICT_ACK_" +toString(i); |
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| 56 | PREDICT_ACK [i] = new sc_signal<Tcontrol_t> (rename.c_str()); |
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| 57 | rename = "PREDICT_ADDRESS_" +toString(i); |
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| 58 | PREDICT_ADDRESS [i] = new sc_signal<Taddress_t> (rename.c_str()); |
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| 59 | rename = "PREDICT_BHT_HISTORY_"+toString(i); |
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| 60 | PREDICT_BHT_HISTORY [i] = new sc_signal<Tbht_history_t> (rename.c_str()); |
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| 61 | rename = "PREDICT_PHT_HISTORY_"+toString(i); |
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| 62 | PREDICT_PHT_HISTORY [i] = new sc_signal<Tpht_history_t> (rename.c_str()); |
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| 63 | } |
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| 64 | |
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| 65 | for (uint32_t i=0; i<param._nb_branch_complete; i++) |
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| 66 | { |
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| 67 | rename = "BRANCH_COMPLETE_VAL_" +toString(i); |
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| 68 | BRANCH_COMPLETE_VAL [i] = new sc_signal<Tcontrol_t> (rename.c_str()); |
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| 69 | rename = "BRANCH_COMPLETE_ACK_" +toString(i); |
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| 70 | BRANCH_COMPLETE_ACK [i] = new sc_signal<Tcontrol_t> (rename.c_str()); |
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| 71 | rename = "BRANCH_COMPLETE_ADDRESS_" +toString(i); |
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| 72 | BRANCH_COMPLETE_ADDRESS [i] = new sc_signal<Taddress_t> (rename.c_str()); |
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| 73 | rename = "BRANCH_COMPLETE_BHT_HISTORY_"+toString(i); |
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| 74 | BRANCH_COMPLETE_BHT_HISTORY [i] = new sc_signal<Tbht_history_t> (rename.c_str()); |
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| 75 | rename = "BRANCH_COMPLETE_PHT_HISTORY_"+toString(i); |
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| 76 | BRANCH_COMPLETE_PHT_HISTORY [i] = new sc_signal<Tpht_history_t> (rename.c_str()); |
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| 77 | rename = "BRANCH_COMPLETE_HIT_" +toString(i); |
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| 78 | BRANCH_COMPLETE_HIT [i] = new sc_signal<Tcontrol_t> (rename.c_str()); |
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| 79 | } |
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| 80 | |
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| 81 | /******************************************************** |
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| 82 | * Instanciation |
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| 83 | ********************************************************/ |
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| 84 | |
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| 85 | cout << "<" << name << "> Instanciation of _Two_Level_Branch_Predictor" << endl; |
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| 86 | |
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| 87 | (*(_Two_Level_Branch_Predictor->in_CLOCK)) (*(CLOCK)); |
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| 88 | |
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| 89 | for (uint32_t i=0; i<param._nb_prediction; i++) |
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| 90 | { |
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| 91 | (*(_Two_Level_Branch_Predictor-> in_PREDICT_VAL [i])) (*(PREDICT_VAL [i])); |
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| 92 | (*(_Two_Level_Branch_Predictor->out_PREDICT_ACK [i])) (*(PREDICT_ACK [i])); |
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| 93 | (*(_Two_Level_Branch_Predictor-> in_PREDICT_ADDRESS [i])) (*(PREDICT_ADDRESS [i])); |
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| 94 | if (param._have_bht) |
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| 95 | (*(_Two_Level_Branch_Predictor->out_PREDICT_BHT_HISTORY [i])) (*(PREDICT_BHT_HISTORY [i])); |
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| 96 | if (param._have_pht) |
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| 97 | (*(_Two_Level_Branch_Predictor->out_PREDICT_PHT_HISTORY [i])) (*(PREDICT_PHT_HISTORY [i])); |
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| 98 | } |
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| 99 | |
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| 100 | for (uint32_t i=0; i<param._nb_branch_complete; i++) |
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| 101 | { |
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| 102 | (*(_Two_Level_Branch_Predictor-> in_BRANCH_COMPLETE_VAL [i])) (*(BRANCH_COMPLETE_VAL [i])); |
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| 103 | (*(_Two_Level_Branch_Predictor->out_BRANCH_COMPLETE_ACK [i])) (*(BRANCH_COMPLETE_ACK [i])); |
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| 104 | (*(_Two_Level_Branch_Predictor-> in_BRANCH_COMPLETE_ADDRESS [i])) (*(BRANCH_COMPLETE_ADDRESS [i])); |
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| 105 | if (param._have_bht) |
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| 106 | (*(_Two_Level_Branch_Predictor-> in_BRANCH_COMPLETE_BHT_HISTORY [i])) (*(BRANCH_COMPLETE_BHT_HISTORY [i])); |
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| 107 | if (param._have_bht) |
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| 108 | (*(_Two_Level_Branch_Predictor-> in_BRANCH_COMPLETE_PHT_HISTORY [i])) (*(BRANCH_COMPLETE_PHT_HISTORY [i])); |
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| 109 | (*(_Two_Level_Branch_Predictor-> in_BRANCH_COMPLETE_HIT [i])) (*(BRANCH_COMPLETE_HIT [i])); |
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| 110 | } |
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| 111 | |
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| 112 | /******************************************************** |
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| 113 | * Simulation - Begin |
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| 114 | ********************************************************/ |
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| 115 | |
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| 116 | cout << "<" << name << "> Start Simulation ............" << endl; |
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| 117 | // Initialisation |
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| 118 | |
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| 119 | const uint32_t seed = 0; |
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| 120 | //const uint32_t seed = static_cast<uint32_t>(time(NULL)); |
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| 121 | |
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| 122 | srand(seed); |
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| 123 | |
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| 124 | sc_start(0); |
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| 125 | |
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| 126 | for (uint32_t i=0; i<param._nb_prediction; i++) |
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| 127 | PREDICT_VAL [i]->write(0); |
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| 128 | for (uint32_t i=0; i<param._nb_branch_complete; i++) |
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| 129 | BRANCH_COMPLETE_VAL [i]->write(0); |
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| 130 | |
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| 131 | _Two_Level_Branch_Predictor->vhdl_testbench_label("Initialisation"); |
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| 132 | cout << "{"+toString(static_cast<uint32_t>(sc_simulation_time()))+"} Initialisation" << endl; |
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| 133 | |
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| 134 | // Step 1 |
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| 135 | BRANCH_COMPLETE_VAL [0]->write(1); |
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| 136 | BRANCH_COMPLETE_HIT [0]->write(0); |
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| 137 | |
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| 138 | if (param._have_bht) |
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| 139 | { |
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| 140 | BRANCH_COMPLETE_BHT_HISTORY [0]->write(0); |
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| 141 | |
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| 142 | _Two_Level_Branch_Predictor->vhdl_testbench_label("Init bht"); |
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| 143 | cout << "{"+toString(static_cast<uint32_t>(sc_simulation_time()))+"} Init bht" << endl; |
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| 144 | |
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| 145 | for (uint32_t i=0; i<param._bht_nb_shifter; i++) |
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| 146 | { |
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| 147 | BRANCH_COMPLETE_ADDRESS [0]->write(i); |
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| 148 | |
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| 149 | sc_start(1); |
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| 150 | } |
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| 151 | |
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| 152 | // wait ackwolegde |
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| 153 | while (BRANCH_COMPLETE_ACK [0] -> read() == 0) |
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| 154 | sc_start(1); |
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| 155 | } |
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| 156 | |
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| 157 | if (param._have_pht) |
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| 158 | { |
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| 159 | BRANCH_COMPLETE_BHT_HISTORY [0]->write(0); |
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| 160 | BRANCH_COMPLETE_PHT_HISTORY [0]->write(0); |
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| 161 | |
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| 162 | _Two_Level_Branch_Predictor->vhdl_testbench_label("Init bht"); |
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| 163 | cout << "{"+toString(static_cast<uint32_t>(sc_simulation_time()))+"} Init bht" << endl; |
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| 164 | |
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| 165 | for (uint32_t i=0; i<param._bht_nb_shifter; i++) |
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| 166 | { |
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| 167 | BRANCH_COMPLETE_ADDRESS [0]->write(i); |
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| 168 | |
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| 169 | sc_start(1); |
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| 170 | } |
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| 171 | |
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| 172 | // wait ackwolegde |
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| 173 | while (BRANCH_COMPLETE_ACK [0] -> read() == 0) |
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| 174 | sc_start(1); |
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| 175 | } |
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| 176 | |
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| 177 | |
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| 178 | |
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| 179 | // Step 2 |
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| 180 | _Two_Level_Branch_Predictor->vhdl_testbench_label("Loop of Test"); |
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| 181 | cout << "{"+toString(static_cast<uint32_t>(sc_simulation_time()))+"} Loop of Test" << endl; |
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| 182 | |
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| 183 | for (uint32_t iteration=0; iteration<NB_ITERATION; iteration ++) |
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| 184 | { |
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| 185 | _Two_Level_Branch_Predictor->vhdl_testbench_label("Iteration "+toString(iteration)); |
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| 186 | |
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| 187 | sc_start(1); |
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| 188 | } |
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| 189 | |
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| 190 | /******************************************************** |
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| 191 | * Simulation - End |
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| 192 | ********************************************************/ |
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| 193 | |
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| 194 | cout << "<" << name << "> ............ Stop Simulation" << endl; |
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| 195 | |
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| 196 | #endif |
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| 197 | |
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| 198 | delete _Two_Level_Branch_Predictor; |
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| 199 | } |
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