#ifndef morpheo_behavioural_core_multi_front_end_front_end_prediction_unit_direction_meta_predictor_Meta_Predictor_h #define morpheo_behavioural_core_multi_front_end_front_end_prediction_unit_direction_meta_predictor_Meta_Predictor_h /* * $Id$ * * [ Description ] * */ #ifdef SYSTEMC #include "systemc.h" #endif #include #include "Common/include/ToString.h" #include "Common/include/Debug.h" // Internal structure #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/Two_Level_Branch_Predictor/include/Two_Level_Branch_Predictor.h" #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/Meta_Predictor_Glue/include/Meta_Predictor_Glue.h" #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/include/Parameters.h" #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/include/Types.h" #ifdef STATISTICS #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/include/Statistics.h" #endif #ifdef VHDL #include "Behavioural/include/Vhdl.h" #endif #include "Behavioural/include/Component.h" using namespace std; namespace morpheo { namespace behavioural { namespace core { namespace multi_front_end { namespace front_end { namespace prediction_unit { namespace direction { namespace meta_predictor { class Meta_Predictor #if SYSTEMC : public sc_module #endif { // -----[ fields ]---------------------------------------------------- // Parameters protected : const string _name; protected : const Parameters _param; #ifdef STATISTICS protected : const morpheo::behavioural::Parameters_Statistics _param_statistics; #endif #ifdef STATISTICS private : Statistics * _stat; #endif public : Component * _component; private : Interfaces * _interfaces; #ifdef SYSTEMC // ~~~~~[ Interface ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // Interface public : SC_CLOCK * in_CLOCK ; public : SC_IN (Tcontrol_t) * in_NRESET ; // Interface Predict public : SC_IN (Tcontrol_t) ** in_PREDICT_VAL ; public : SC_OUT(Tcontrol_t) ** out_PREDICT_ACK ; public : SC_IN (Taddress_t) ** in_PREDICT_ADDRESS ; public : SC_OUT(Thistory_t) ** out_PREDICT_HISTORY ; public : SC_OUT(Tcontrol_t) ** out_PREDICT_DIRECTION ; // Interface Branch_complete public : SC_IN (Tcontrol_t) ** in_BRANCH_COMPLETE_VAL ; public : SC_OUT(Tcontrol_t) ** out_BRANCH_COMPLETE_ACK ; public : SC_IN (Taddress_t) ** in_BRANCH_COMPLETE_ADDRESS ; public : SC_IN (Thistory_t) ** in_BRANCH_COMPLETE_HISTORY ; public : SC_IN (Tcontrol_t) ** in_BRANCH_COMPLETE_DIRECTION ; // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 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; 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; 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; public : morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::meta_predictor_glue::Meta_Predictor_Glue * component_Meta_Predictor_Glue ; // ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // Interface Predict private : SC_SIGNAL(Tcontrol_t) ** signal_PREDICT_PREDICTOR_0_ACK ; private : SC_SIGNAL(Tcontrol_t) ** signal_PREDICT_PREDICTOR_1_ACK ; private : SC_SIGNAL(Tcontrol_t) ** signal_PREDICT_PREDICTOR_2_ACK ; 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; 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; 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; 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; 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; 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; private : SC_SIGNAL(Tcontrol_t) ** signal_BRANCH_COMPLETE_PREDICTOR_0_ACK ; private : SC_SIGNAL(Tcontrol_t) ** signal_BRANCH_COMPLETE_PREDICTOR_1_ACK ; private : SC_SIGNAL(Tcontrol_t) ** signal_BRANCH_COMPLETE_PREDICTOR_2_VAL ; private : SC_SIGNAL(Tcontrol_t) ** signal_BRANCH_COMPLETE_PREDICTOR_2_ACK ; private : SC_SIGNAL(Tcontrol_t) ** signal_BRANCH_COMPLETE_PREDICTOR_2_DIRECTION; 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; 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; 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; 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; 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; 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; #endif // -----[ methods ]--------------------------------------------------- #ifdef SYSTEMC SC_HAS_PROCESS (Meta_Predictor); #endif public : Meta_Predictor ( #ifdef SYSTEMC sc_module_name name, #else string name, #endif #ifdef STATISTICS morpheo::behavioural::Parameters_Statistics param_statistics, #endif Parameters param ); public : Meta_Predictor (Parameters param ); public : ~Meta_Predictor (void); #ifdef SYSTEMC private : void allocation (void); private : void deallocation (void); #if defined(STATISTICS) or defined(VHDL_TESTBENCH) public : void transition (void); #endif #endif #ifdef STATISTICS public : string statistics (uint32_t depth); #endif #if VHDL public : void vhdl (void); private : void vhdl_declaration (Vhdl * & vhdl); private : void vhdl_body (Vhdl * & vhdl); #endif #ifdef VHDL_TESTBENCH private : void vhdl_testbench_transition (void); #endif }; }; // end namespace meta_predictor }; // end namespace core }; // end namespace multi_front_end }; // end namespace front_end }; // end namespace prediction_unit }; // end namespace direction }; // end namespace behavioural }; // end namespace morpheo #endif