[2] | 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 | */ |
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| 7 | |
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| 8 | #include "Behavioural/Stage_1_Ifetch/Predictor/Meta_Predictor/Two_Level_Branch_Predictor/Branch_History_Table/include/Branch_History_Table.h" |
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| 9 | |
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| 10 | namespace morpheo { |
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| 11 | namespace behavioural { |
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| 12 | namespace stage_1_ifetch { |
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| 13 | namespace predictor { |
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| 14 | namespace meta_predictor { |
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| 15 | namespace two_level_branch_predictor { |
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| 16 | namespace branch_history_table { |
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| 17 | |
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| 18 | |
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| 19 | #ifdef SYSTEMC |
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| 20 | Branch_History_Table::Branch_History_Table (sc_module_name name, |
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| 21 | #else |
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| 22 | Branch_History_Table::Branch_History_Table (string name, |
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| 23 | #endif |
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| 24 | #ifdef STATISTICS |
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| 25 | morpheo::behavioural::Parameters_Statistics param_statistics, |
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| 26 | #endif |
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| 27 | morpheo::behavioural::stage_1_ifetch::predictor::meta_predictor::two_level_branch_predictor::branch_history_table::Parameters param ): |
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| 28 | _name (name) |
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| 29 | ,_param (param) |
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| 30 | #ifdef STATISTICS |
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| 31 | ,_param_statistics (param_statistics) |
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| 32 | #endif |
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| 33 | { |
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| 34 | #ifdef STATISTICS |
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| 35 | // Allocation of statistics |
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| 36 | _stat = new Statistics (static_cast<string>(_name), |
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| 37 | param_statistics , |
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| 38 | param); |
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| 39 | #endif |
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| 40 | |
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| 41 | #ifdef VHDL_TESTBENCH |
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| 42 | // Creation of a testbench |
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| 43 | // -> port |
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| 44 | // -> clock's signals |
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| 45 | _vhdl_testbench = new Vhdl_Testbench (_name); |
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| 46 | vhdl_testbench_port (); |
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| 47 | _vhdl_testbench->set_clock ("in_CLOCK",true); |
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| 48 | #endif |
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| 49 | |
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| 50 | #ifdef VHDL |
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| 51 | // generate the vhdl |
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| 52 | vhdl(); |
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| 53 | #endif |
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| 54 | |
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| 55 | #ifdef SYSTEMC |
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| 56 | allocation (); |
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| 57 | |
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| 58 | // Constant |
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| 59 | for (uint32_t i=0; i<_param._nb_prediction ; i++) |
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| 60 | PORT_WRITE(out_PREDICT_ACK [i],1); |
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| 61 | for (uint32_t i=0; i<_param._nb_branch_complete; i++) |
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| 62 | PORT_WRITE(out_BRANCH_COMPLETE_ACK [i],1); |
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| 63 | |
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| 64 | #if (defined(STATISTICS) || defined (VHDL_TESTBENCH)) |
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| 65 | SC_METHOD (transition); |
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| 66 | dont_initialize (); |
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| 67 | sensitive_pos << *(in_CLOCK); |
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| 68 | #endif |
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| 69 | |
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| 70 | #ifdef SYSTEMCASS_SPECIFIC |
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| 71 | // List dependency information |
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| 72 | #endif |
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| 73 | |
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| 74 | #endif |
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| 75 | }; |
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| 76 | |
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| 77 | Branch_History_Table::~Branch_History_Table (void) |
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| 78 | { |
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| 79 | #ifdef VHDL_TESTBENCH |
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| 80 | // generate the test bench |
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| 81 | _vhdl_testbench->generate_file(); |
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| 82 | delete _vhdl_testbench; |
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| 83 | #endif |
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| 84 | |
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| 85 | #ifdef STATISTICS |
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| 86 | |
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| 87 | _stat->generate_file(statistics(0)); |
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| 88 | |
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| 89 | delete _stat; |
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| 90 | #endif |
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| 91 | |
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| 92 | #ifdef SYSTEMC |
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| 93 | deallocation (); |
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| 94 | #endif |
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| 95 | }; |
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| 96 | |
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| 97 | }; // end namespace branch_history_table |
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| 98 | }; // end namespace two_level_branch_predictor |
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| 99 | }; // end namespace meta_predictor |
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| 100 | }; // end namespace predictor |
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| 101 | }; // end namespace stage_1_ifetch |
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| 102 | |
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| 103 | }; // end namespace behavioural |
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| 104 | }; // end namespace morpheo |
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