[48] | 1 | #ifndef morpheo_behavioural_core_multi_front_end_front_end_prediction_unit_direction_meta_predictor_Meta_Predictor_h |
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| 2 | #define morpheo_behavioural_core_multi_front_end_front_end_prediction_unit_direction_meta_predictor_Meta_Predictor_h |
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[5] | 3 | |
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| 4 | /* |
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| 5 | * $Id: Meta_Predictor.h 81 2008-04-15 18:40:01Z rosiere $ |
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| 6 | * |
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| 7 | * [ Description ] |
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| 8 | * |
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| 9 | */ |
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| 10 | |
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| 11 | #ifdef SYSTEMC |
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| 12 | #include "systemc.h" |
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| 13 | #endif |
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| 14 | |
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| 15 | #include <iostream> |
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[44] | 16 | #include "Common/include/ToString.h" |
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| 17 | #include "Common/include/Debug.h" |
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[5] | 18 | |
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| 19 | // Internal structure |
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[48] | 20 | #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/Two_Level_Branch_Predictor/include/Two_Level_Branch_Predictor.h" |
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| 21 | #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/Meta_Predictor_Glue/include/Meta_Predictor_Glue.h" |
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[5] | 22 | |
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[48] | 23 | #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/include/Parameters.h" |
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| 24 | #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/include/Types.h" |
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[5] | 25 | #ifdef STATISTICS |
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[48] | 26 | #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/include/Statistics.h" |
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[5] | 27 | #endif |
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| 28 | #ifdef VHDL |
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| 29 | #include "Behavioural/include/Vhdl.h" |
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| 30 | #endif |
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[44] | 31 | #include "Behavioural/include/Component.h" |
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[5] | 32 | |
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| 33 | using namespace std; |
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| 34 | |
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| 35 | namespace morpheo { |
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| 36 | namespace behavioural { |
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[48] | 37 | namespace core { |
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| 38 | namespace multi_front_end { |
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| 39 | namespace front_end { |
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| 40 | namespace prediction_unit { |
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| 41 | namespace direction { |
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| 42 | |
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[5] | 43 | namespace meta_predictor { |
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| 44 | |
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| 45 | |
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| 46 | class Meta_Predictor |
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| 47 | #if SYSTEMC |
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| 48 | : public sc_module |
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| 49 | #endif |
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| 50 | { |
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| 51 | // -----[ fields ]---------------------------------------------------- |
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| 52 | // Parameters |
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| 53 | protected : const string _name; |
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| 54 | |
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| 55 | protected : const Parameters _param; |
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| 56 | #ifdef STATISTICS |
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| 57 | protected : const morpheo::behavioural::Parameters_Statistics _param_statistics; |
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| 58 | #endif |
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| 59 | |
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| 60 | #ifdef STATISTICS |
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| 61 | private : Statistics * _stat; |
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| 62 | #endif |
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| 63 | |
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[44] | 64 | public : Component * _component; |
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| 65 | private : Interfaces * _interfaces; |
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[5] | 66 | |
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| 67 | #ifdef SYSTEMC |
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| 68 | // ~~~~~[ Interface ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 69 | // Interface |
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| 70 | public : SC_CLOCK * in_CLOCK ; |
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[15] | 71 | public : SC_IN (Tcontrol_t) * in_NRESET ; |
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[5] | 72 | |
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| 73 | // Interface Predict |
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| 74 | public : SC_IN (Tcontrol_t) ** in_PREDICT_VAL ; |
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| 75 | public : SC_OUT(Tcontrol_t) ** out_PREDICT_ACK ; |
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| 76 | public : SC_IN (Taddress_t) ** in_PREDICT_ADDRESS ; |
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| 77 | public : SC_OUT(Thistory_t) ** out_PREDICT_HISTORY ; |
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| 78 | public : SC_OUT(Tcontrol_t) ** out_PREDICT_DIRECTION ; |
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| 79 | |
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| 80 | // Interface Branch_complete |
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| 81 | public : SC_IN (Tcontrol_t) ** in_BRANCH_COMPLETE_VAL ; |
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| 82 | public : SC_OUT(Tcontrol_t) ** out_BRANCH_COMPLETE_ACK ; |
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| 83 | public : SC_IN (Taddress_t) ** in_BRANCH_COMPLETE_ADDRESS ; |
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| 84 | public : SC_IN (Thistory_t) ** in_BRANCH_COMPLETE_HISTORY ; |
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| 85 | public : SC_IN (Tcontrol_t) ** in_BRANCH_COMPLETE_DIRECTION ; |
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| 86 | |
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| 87 | // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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[48] | 88 | public : morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Two_Level_Branch_Predictor * component_Two_Level_Branch_Predictor_0; |
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| 89 | public : morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Two_Level_Branch_Predictor * component_Two_Level_Branch_Predictor_1; |
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| 90 | public : morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Two_Level_Branch_Predictor * component_Two_Level_Branch_Predictor_2; |
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| 91 | public : morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::meta_predictor_glue::Meta_Predictor_Glue * component_Meta_Predictor_Glue ; |
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[5] | 92 | |
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| 93 | // ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 94 | |
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| 95 | // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 96 | |
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| 97 | // Interface Predict |
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| 98 | private : SC_SIGNAL(Tcontrol_t) ** signal_PREDICT_PREDICTOR_0_ACK ; |
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| 99 | private : SC_SIGNAL(Tcontrol_t) ** signal_PREDICT_PREDICTOR_1_ACK ; |
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| 100 | private : SC_SIGNAL(Tcontrol_t) ** signal_PREDICT_PREDICTOR_2_ACK ; |
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| 101 | |
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[48] | 102 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tbht_history_t) ** signal_PREDICT_PREDICTOR_0_BHT_HISTORY; |
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| 103 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tpht_history_t) ** signal_PREDICT_PREDICTOR_0_PHT_HISTORY; |
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| 104 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tbht_history_t) ** signal_PREDICT_PREDICTOR_1_BHT_HISTORY; |
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| 105 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tpht_history_t) ** signal_PREDICT_PREDICTOR_1_PHT_HISTORY; |
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| 106 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tbht_history_t) ** signal_PREDICT_PREDICTOR_2_BHT_HISTORY; |
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| 107 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tpht_history_t) ** signal_PREDICT_PREDICTOR_2_PHT_HISTORY; |
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[5] | 108 | |
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| 109 | |
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| 110 | private : SC_SIGNAL(Tcontrol_t) ** signal_BRANCH_COMPLETE_PREDICTOR_0_ACK ; |
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| 111 | private : SC_SIGNAL(Tcontrol_t) ** signal_BRANCH_COMPLETE_PREDICTOR_1_ACK ; |
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| 112 | private : SC_SIGNAL(Tcontrol_t) ** signal_BRANCH_COMPLETE_PREDICTOR_2_VAL ; |
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| 113 | private : SC_SIGNAL(Tcontrol_t) ** signal_BRANCH_COMPLETE_PREDICTOR_2_ACK ; |
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| 114 | private : SC_SIGNAL(Tcontrol_t) ** signal_BRANCH_COMPLETE_PREDICTOR_2_DIRECTION; |
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| 115 | |
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[48] | 116 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tbht_history_t) ** signal_BRANCH_COMPLETE_PREDICTOR_0_BHT_HISTORY; |
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| 117 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tpht_history_t) ** signal_BRANCH_COMPLETE_PREDICTOR_0_PHT_HISTORY; |
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| 118 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tbht_history_t) ** signal_BRANCH_COMPLETE_PREDICTOR_1_BHT_HISTORY; |
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| 119 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tpht_history_t) ** signal_BRANCH_COMPLETE_PREDICTOR_1_PHT_HISTORY; |
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| 120 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tbht_history_t) ** signal_BRANCH_COMPLETE_PREDICTOR_2_BHT_HISTORY; |
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| 121 | private : SC_SIGNAL(morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::Tpht_history_t) ** signal_BRANCH_COMPLETE_PREDICTOR_2_PHT_HISTORY; |
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[5] | 122 | |
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| 123 | #endif |
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| 124 | |
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| 125 | // -----[ methods ]--------------------------------------------------- |
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| 126 | |
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| 127 | #ifdef SYSTEMC |
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| 128 | SC_HAS_PROCESS (Meta_Predictor); |
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| 129 | #endif |
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| 130 | public : Meta_Predictor ( |
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| 131 | #ifdef SYSTEMC |
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| 132 | sc_module_name name, |
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| 133 | #else |
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| 134 | string name, |
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| 135 | #endif |
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| 136 | #ifdef STATISTICS |
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| 137 | morpheo::behavioural::Parameters_Statistics param_statistics, |
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| 138 | #endif |
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| 139 | Parameters param ); |
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| 140 | |
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| 141 | public : Meta_Predictor (Parameters param ); |
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| 142 | public : ~Meta_Predictor (void); |
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| 143 | |
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| 144 | #ifdef SYSTEMC |
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| 145 | private : void allocation (void); |
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| 146 | private : void deallocation (void); |
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| 147 | |
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| 148 | #if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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| 149 | public : void transition (void); |
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| 150 | #endif |
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| 151 | #endif |
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| 152 | #ifdef STATISTICS |
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| 153 | public : string statistics (uint32_t depth); |
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| 154 | #endif |
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| 155 | |
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| 156 | #if VHDL |
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| 157 | public : void vhdl (void); |
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[44] | 158 | private : void vhdl_declaration (Vhdl * & vhdl); |
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| 159 | private : void vhdl_body (Vhdl * & vhdl); |
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[5] | 160 | #endif |
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| 161 | #ifdef VHDL_TESTBENCH |
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| 162 | private : void vhdl_testbench_transition (void); |
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| 163 | #endif |
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| 164 | }; |
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| 165 | |
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| 166 | }; // end namespace meta_predictor |
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| 167 | |
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[48] | 168 | }; // end namespace core |
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| 169 | }; // end namespace multi_front_end |
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| 170 | }; // end namespace front_end |
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| 171 | }; // end namespace prediction_unit |
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| 172 | }; // end namespace direction |
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| 173 | |
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| 174 | |
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[5] | 175 | }; // end namespace behavioural |
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| 176 | }; // end namespace morpheo |
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| 177 | |
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| 178 | #endif |
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