[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/include/Parameters.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 | |
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| 17 | |
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| 18 | Parameters::Parameters (bool have_bht , |
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| 19 | uint32_t bht_size_shifter , |
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| 20 | uint32_t bht_nb_shifter , |
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| 21 | bool have_pht , |
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| 22 | uint32_t pht_size_counter , |
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| 23 | uint32_t pht_nb_counter , |
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| 24 | uint32_t pht_size_address_share, |
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| 25 | uint32_t size_address , |
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| 26 | uint32_t nb_prediction , |
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| 27 | uint32_t nb_branch_complete ) : |
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| 28 | _have_bht (have_bht ), |
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| 29 | _bht_size_shifter ((_have_bht == true)?bht_size_shifter:0), |
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| 30 | _bht_nb_shifter ((_have_bht == true)?bht_nb_shifter :0), |
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| 31 | _have_pht (have_pht ), |
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| 32 | _pht_size_counter ((_have_pht == true)?pht_size_counter:0), |
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| 33 | _pht_nb_counter ((_have_pht == true)?pht_nb_counter :0), |
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[3] | 34 | _pht_size_address_share (((_have_bht and _have_pht) == true)?pht_size_address_share:0), |
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[2] | 35 | _size_address (size_address ), |
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| 36 | _nb_prediction (nb_prediction ), |
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| 37 | _nb_branch_complete (nb_branch_complete), |
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| 38 | _bht_size_address (static_cast<uint32_t>(ceil(log2(bht_nb_shifter)))), |
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| 39 | _pht_size_address (static_cast<uint32_t>(ceil(log2(pht_nb_counter)))) |
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| 40 | { |
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| 41 | log_printf(FUNC,Two_Level_Branch_Predictor,"Parameters","Begin"); |
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| 42 | |
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[3] | 43 | if (_have_bht) |
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[2] | 44 | _param_branch_history_table = new morpheo::behavioural::stage_1_ifetch::predictor::meta_predictor::two_level_branch_predictor::branch_history_table ::Parameters (_bht_size_shifter , |
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| 45 | _bht_nb_shifter , |
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| 46 | _nb_prediction , |
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| 47 | _nb_branch_complete); |
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[3] | 48 | if (_have_pht) |
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[2] | 49 | _param_pattern_history_table = new morpheo::behavioural::stage_1_ifetch::predictor::meta_predictor::two_level_branch_predictor::pattern_history_table::Parameters (_pht_size_counter , |
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| 50 | _pht_nb_counter , |
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| 51 | _nb_prediction , |
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| 52 | _nb_branch_complete); |
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| 53 | |
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| 54 | |
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| 55 | _param_two_level_branch_predictor_glue = new morpheo::behavioural::stage_1_ifetch::predictor::meta_predictor::two_level_branch_predictor::two_level_branch_predictor_glue::Parameters (_have_bht , |
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| 56 | _bht_size_shifter , |
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| 57 | _bht_size_address , |
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| 58 | _have_pht , |
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| 59 | _pht_size_address , |
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| 60 | _pht_size_address_share, |
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| 61 | _size_address , |
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| 62 | _nb_prediction , |
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| 63 | _nb_branch_complete ); |
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| 64 | |
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| 65 | test(); |
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| 66 | log_printf(FUNC,Two_Level_Branch_Predictor,"Parameters","End"); |
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| 67 | }; |
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| 68 | |
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| 69 | Parameters::Parameters (Parameters & param) : |
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| 70 | _have_bht (param._have_bht ), |
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| 71 | _bht_size_shifter (param._bht_size_shifter ), |
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| 72 | _bht_nb_shifter (param._bht_nb_shifter ), |
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| 73 | _have_pht (param._have_pht ), |
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| 74 | _pht_size_counter (param._pht_size_counter ), |
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| 75 | _pht_nb_counter (param._pht_nb_counter ), |
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| 76 | _pht_size_address_share (param._pht_size_address_share), |
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| 77 | _size_address (param._size_address ), |
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| 78 | _nb_prediction (param._nb_prediction ), |
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| 79 | _nb_branch_complete (param._nb_branch_complete ), |
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| 80 | _bht_size_address (param._bht_size_address ), |
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| 81 | _pht_size_address (param._pht_size_address ) |
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| 82 | |
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| 83 | { |
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| 84 | log_printf(FUNC,Two_Level_Branch_Predictor,"Parameters","Begin"); |
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| 85 | |
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[3] | 86 | if (_have_bht) |
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[2] | 87 | _param_branch_history_table = new morpheo::behavioural::stage_1_ifetch::predictor::meta_predictor::two_level_branch_predictor::branch_history_table ::Parameters (_bht_size_shifter , |
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| 88 | _bht_nb_shifter , |
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| 89 | _nb_prediction , |
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| 90 | _nb_branch_complete); |
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[3] | 91 | if (_have_pht) |
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[2] | 92 | _param_pattern_history_table = new morpheo::behavioural::stage_1_ifetch::predictor::meta_predictor::two_level_branch_predictor::pattern_history_table::Parameters (_pht_size_counter , |
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| 93 | _pht_nb_counter , |
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| 94 | _nb_prediction , |
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| 95 | _nb_branch_complete); |
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| 96 | |
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| 97 | _param_two_level_branch_predictor_glue = new morpheo::behavioural::stage_1_ifetch::predictor::meta_predictor::two_level_branch_predictor::two_level_branch_predictor_glue::Parameters (_have_bht , |
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| 98 | _bht_size_shifter , |
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| 99 | _bht_size_address , |
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| 100 | _have_pht , |
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| 101 | _pht_size_address , |
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| 102 | _pht_size_address_share, |
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| 103 | _size_address , |
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| 104 | _nb_prediction , |
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| 105 | _nb_branch_complete ); |
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| 106 | |
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| 107 | test(); |
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| 108 | log_printf(FUNC,Two_Level_Branch_Predictor,"Parameters","End"); |
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| 109 | }; |
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| 110 | |
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| 111 | Parameters::~Parameters () |
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| 112 | { |
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| 113 | log_printf(FUNC,Two_Level_Branch_Predictor,"~Parameters","Begin"); |
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| 114 | |
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[3] | 115 | if (_have_bht) |
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[2] | 116 | delete _param_branch_history_table; |
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[3] | 117 | if (_have_pht) |
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[2] | 118 | delete _param_pattern_history_table; |
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| 119 | delete _param_two_level_branch_predictor_glue; |
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| 120 | log_printf(FUNC,Two_Level_Branch_Predictor,"~Parameters","End"); |
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| 121 | }; |
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| 122 | |
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| 123 | }; // end namespace two_level_branch_predictor |
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| 124 | }; // end namespace meta_predictor |
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| 125 | }; // end namespace predictor |
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| 126 | }; // end namespace stage_1_ifetch |
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| 127 | |
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| 128 | }; // end namespace behavioural |
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| 129 | }; // end namespace morpheo |
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