#ifndef morpheo_behavioural_core_multi_front_end_front_end_prediction_unit_prediction_unit_glue_Prediction_unit_Glue_h #define morpheo_behavioural_core_multi_front_end_front_end_prediction_unit_prediction_unit_glue_Prediction_unit_Glue_h /* * $Id$ * * [ Description ] * */ #ifdef SYSTEMC #include "systemc.h" #endif #include #include "Common/include/ToString.h" #include "Common/include/Debug.h" #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Prediction_unit_Glue/include/Types.h" #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Prediction_unit_Glue/include/Parameters.h" #ifdef STATISTICS #include "Behavioural/include/Stat.h" #endif #include "Behavioural/include/Component.h" #ifdef VHDL #include "Behavioural/include/Vhdl.h" #endif #include "Behavioural/include/Usage.h" namespace morpheo { namespace behavioural { namespace core { namespace multi_front_end { namespace front_end { namespace prediction_unit { namespace prediction_unit_glue { class Prediction_unit_Glue #if SYSTEMC : public sc_module #endif { // -----[ fields ]---------------------------------------------------- // Parameters protected : const std::string _name; protected : const Parameters * _param; private : const Tusage_t _usage; #ifdef STATISTICS public : Stat * _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 ; //[nb_context] public : SC_OUT(Tcontrol_t ) ** out_PREDICT_ACK ; //[nb_context] public : SC_IN (Taddress_t ) ** in_PREDICT_PC_PREVIOUS ; //[nb_context] public : SC_IN (Taddress_t ) ** in_PREDICT_PC_CURRENT ; //[nb_context] public : SC_IN (Tcontrol_t ) ** in_PREDICT_PC_CURRENT_IS_DS_TAKE ; //[nb_context] public : SC_OUT(Taddress_t ) ** out_PREDICT_PC_NEXT ; //[nb_context] public : SC_OUT(Tcontrol_t ) ** out_PREDICT_PC_NEXT_IS_DS_TAKE ; //[nb_context] public : SC_OUT(Tcontrol_t ) *** out_PREDICT_INSTRUCTION_ENABLE ; //[nb_context][nb_instruction] public : SC_OUT(Tinst_ifetch_ptr_t ) ** out_PREDICT_INST_IFETCH_PTR ; //[nb_context] public : SC_OUT(Tbranch_state_t ) ** out_PREDICT_BRANCH_STATE ; //[nb_context] public : SC_OUT(Tprediction_ptr_t ) ** out_PREDICT_BRANCH_UPDATE_PREDICTION_ID ; //[nb_context] public : SC_OUT(Tcontrol_t ) ** out_PREDICT_BTB_VAL ; //[nb_inst_branch_predict] public : SC_IN (Tcontrol_t ) ** in_PREDICT_BTB_ACK ; //[nb_inst_branch_predict] public : SC_OUT(Tcontext_t ) ** out_PREDICT_BTB_CONTEXT_ID ; //[nb_inst_branch_predict] public : SC_OUT(Taddress_t ) ** out_PREDICT_BTB_ADDRESS ; //[nb_inst_branch_predict] public : SC_IN (Tcontrol_t ) ** in_PREDICT_BTB_HIT ; //[nb_inst_branch_predict] public : SC_IN (Taddress_t ) ** in_PREDICT_BTB_ADDRESS_SRC ; //[nb_inst_branch_predict] public : SC_IN (Taddress_t ) ** in_PREDICT_BTB_ADDRESS_DEST ; //[nb_inst_branch_predict] public : SC_IN (Tbranch_condition_t) ** in_PREDICT_BTB_CONDITION ; //[nb_inst_branch_predict] //public : SC_IN (Tcontrol_t ) ** in_PREDICT_BTB_LAST_TAKE ; //[nb_inst_branch_predict] DIR.LAST_TAKE public : SC_IN (Tcontrol_t ) ** in_PREDICT_BTB_IS_ACCURATE ; //[nb_inst_branch_predict] public : SC_OUT(Tcontrol_t ) ** out_PREDICT_DIR_VAL ; //[nb_inst_branch_predict] public : SC_IN (Tcontrol_t ) ** in_PREDICT_DIR_ACK ; //[nb_inst_branch_predict] public : SC_OUT(Taddress_t ) ** out_PREDICT_DIR_ADDRESS_SRC ; //[nb_inst_branch_predict] public : SC_OUT(Tcontrol_t ) ** out_PREDICT_DIR_STATIC ; //[nb_inst_branch_predict] //public : SC_OUT(Tcontrol_t ) ** out_PREDICT_DIR_LAST_TAKE ; //[nb_inst_branch_predict] BTB.LAST_TAKE //public : SC_IN (Thistory_t ) ** in_PREDICT_DIR_HISTORY ; //[nb_inst_branch_predict] UPT.DIR_HISTORY public : SC_IN (Tcontrol_t ) ** in_PREDICT_DIR_DIRECTION ; //[nb_inst_branch_predict] public : SC_OUT(Tcontrol_t ) ** out_PREDICT_RAS_VAL ; //[nb_inst_branch_predict] public : SC_IN (Tcontrol_t ) ** in_PREDICT_RAS_ACK ; //[nb_inst_branch_predict] public : SC_OUT(Tcontext_t ) ** out_PREDICT_RAS_CONTEXT_ID ; //[nb_inst_branch_predict] public : SC_IN (Tcontrol_t ) ** in_PREDICT_RAS_HIT ; //[nb_inst_branch_predict] public : SC_OUT(Tcontrol_t ) ** out_PREDICT_RAS_PUSH ; //[nb_inst_branch_predict] public : SC_OUT(Taddress_t ) ** out_PREDICT_RAS_ADDRESS_PUSH ; //[nb_inst_branch_predict] public : SC_IN (Taddress_t ) ** in_PREDICT_RAS_ADDRESS_POP ; //[nb_inst_branch_predict] //public : SC_IN (Tptr_t ) ** in_PREDICT_RAS_INDEX ; //[nb_inst_branch_predict] UPT.RAS_INDEX public : SC_OUT(Tcontrol_t ) ** out_PREDICT_UPT_VAL ; //[nb_inst_branch_predict] public : SC_IN (Tcontrol_t ) ** in_PREDICT_UPT_ACK ; //[nb_inst_branch_predict] public : SC_OUT(Tcontext_t ) ** out_PREDICT_UPT_CONTEXT_ID ; //[nb_inst_branch_predict] public : SC_IN (Tprediction_ptr_t ) ** in_PREDICT_UPT_BRANCH_UPDATE_PREDICTION_ID; //[nb_inst_branch_predict] public : SC_OUT(Taddress_t ) ** out_PREDICT_UPT_BTB_ADDRESS_SRC ; //[nb_inst_branch_predict]* BTB.ADDRESS_SRC public : SC_OUT(Taddress_t ) ** out_PREDICT_UPT_BTB_ADDRESS_DEST ; //[nb_inst_branch_predict] public : SC_OUT(Tbranch_condition_t) ** out_PREDICT_UPT_BTB_CONDITION ; //[nb_inst_branch_predict]* BTB.CONDITION public : SC_OUT(Tcontrol_t ) ** out_PREDICT_UPT_BTB_LAST_TAKE ; //[nb_inst_branch_predict] public : SC_OUT(Tcontrol_t ) ** out_PREDICT_UPT_BTB_IS_ACCURATE ; //[nb_inst_branch_predict] //public : SC_OUT(Thistory_t ) ** out_PREDICT_UPT_DIR_HISTORY ; //[nb_inst_branch_predict] DIR.HISTORY public : SC_OUT(Taddress_t ) ** out_PREDICT_UPT_RAS_ADDRESS ; //[nb_inst_branch_predict]* RAS.ADDRESS_POP //public : SC_OUT(Tptr_t ) ** out_PREDICT_UPT_RAS_INDEX ; //[nb_inst_branch_predict] RAS.INDEX // ~~~~~[ Interface : "decod" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ public : SC_IN (Tcontrol_t ) *** in_DECOD_VAL ; //[nb_decod_unit][nb_inst_decod] public : SC_OUT(Tcontrol_t ) *** out_DECOD_ACK ; //[nb_decod_unit][nb_inst_decod] public : SC_IN (Tcontext_t ) *** in_DECOD_CONTEXT_ID ; //[nb_decod_unit][nb_inst_decod] public : SC_IN (Tcontrol_t ) *** in_DECOD_MATCH_INST_IFETCH_PTR ; //[nb_decod_unit][nb_inst_decod] public : SC_IN (Tbranch_state_t ) *** in_DECOD_BRANCH_STATE ; //[nb_decod_unit][nb_inst_decod] public : SC_IN (Tprediction_ptr_t ) *** in_DECOD_BRANCH_UPDATE_PREDICTION_ID ; //[nb_decod_unit][nb_inst_decod] public : SC_IN (Tbranch_condition_t) *** in_DECOD_BRANCH_CONDITION ; //[nb_decod_unit][nb_inst_decod] public : SC_IN (Tcontrol_t ) *** in_DECOD_BRANCH_DIRECTION ; //[nb_decod_unit][nb_inst_decod] public : SC_IN (Taddress_t ) *** in_DECOD_ADDRESS_SRC ; //[nb_decod_unit][nb_inst_decod] public : SC_IN (Taddress_t ) *** in_DECOD_ADDRESS_DEST ; //[nb_decod_unit][nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_BTB_VAL ; //[nb_inst_branch_decod] public : SC_IN (Tcontrol_t ) ** in_DECOD_BTB_ACK ; //[nb_inst_branch_decod] public : SC_OUT(Tcontext_t ) ** out_DECOD_BTB_CONTEXT_ID ; //[nb_inst_branch_decod] public : SC_OUT(Taddress_t ) ** out_DECOD_BTB_ADDRESS_SRC ; //[nb_inst_branch_decod] public : SC_OUT(Taddress_t ) ** out_DECOD_BTB_ADDRESS_DEST ; //[nb_inst_branch_decod] public : SC_OUT(Tbranch_condition_t) ** out_DECOD_BTB_CONDITION ; //[nb_inst_branch_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_BTB_LAST_TAKE ; //[nb_inst_branch_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_BTB_MISS_PREDICTION ; //[nb_inst_branch_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_BTB_IS_ACCURATE ; //[nb_inst_branch_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_RAS_VAL ; //[nb_inst_branch_decod] public : SC_IN (Tcontrol_t ) ** in_DECOD_RAS_ACK ; //[nb_inst_branch_decod] public : SC_OUT(Tcontext_t ) ** out_DECOD_RAS_CONTEXT_ID ; //[nb_inst_branch_decod] public : SC_IN (Tcontrol_t ) ** in_DECOD_RAS_HIT ; //[nb_inst_branch_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_RAS_PUSH ; //[nb_inst_branch_decod] public : SC_OUT(Taddress_t ) ** out_DECOD_RAS_ADDRESS_PUSH ; //[nb_inst_branch_decod] public : SC_IN (Taddress_t ) ** in_DECOD_RAS_ADDRESS_POP ; //[nb_inst_branch_decod] //public : SC_IN (Tptr_t ) ** in_DECOD_RAS_INDEX ; //[nb_inst_branch_decod] UPT.RAS_INDEX public : SC_OUT(Tcontrol_t ) ** out_DECOD_RAS_MISS_PREDICTION ; //[nb_inst_branch_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_UPT_VAL ; //[nb_inst_branch_decod] public : SC_IN (Tcontrol_t ) ** in_DECOD_UPT_ACK ; //[nb_inst_branch_decod] public : SC_OUT(Tcontext_t ) ** out_DECOD_UPT_CONTEXT_ID ; //[nb_inst_branch_decod] public : SC_OUT(Taddress_t ) ** out_DECOD_UPT_BTB_ADDRESS_SRC ; //[nb_inst_branch_decod] public : SC_OUT(Taddress_t ) ** out_DECOD_UPT_BTB_ADDRESS_DEST ; //[nb_inst_branch_decod] public : SC_OUT(Tbranch_condition_t) ** out_DECOD_UPT_BTB_CONDITION ; //[nb_inst_branch_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_UPT_BTB_LAST_TAKE ; //[nb_inst_branch_decod] public : SC_OUT(Taddress_t ) ** out_DECOD_UPT_RAS_ADDRESS ; //[nb_inst_branch_decod] //public : SC_OUT(Tptr_t ) ** out_DECOD_UPT_RAS_INDEX ; //[nb_inst_branch_decod] RAS.INDEX public : SC_OUT(Tcontrol_t ) ** out_DECOD_UPT_MISS_IFETCH ; //[nb_inst_branch_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_UPT_MISS_DECOD ; //[nb_inst_branch_decod] public : SC_OUT(Tprediction_ptr_t ) ** out_DECOD_UPT_UPDATE_PREDICTION_ID ; //[nb_inst_branch_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_UPT_IS_ACCURATE ; //[nb_inst_branch_decod] // ~~~~~[ Interface : "update" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ public : SC_OUT(Tcontrol_t ) ** out_UPDATE_BTB_VAL ; //[nb_inst_branch_update] public : SC_IN (Tcontrol_t ) ** in_UPDATE_BTB_ACK ; //[nb_inst_branch_update] //public : SC_OUT(Tcontext_t ) ** out_UPDATE_BTB_CONTEXT_ID ; //[nb_inst_branch_update] UPT.CONTEXT_ID //public : SC_OUT(Taddress_t ) ** out_UPDATE_BTB_ADDRESS_SRC ; //[nb_inst_branch_update] UPT.BTB_ADDRESS_SRC //public : SC_OUT(Taddress_t ) ** out_UPDATE_BTB_ADDRESS_DEST ; //[nb_inst_branch_update] UPT.BTB_ADDRESS_DEST //public : SC_OUT(Tbranch_condition_t) ** out_UPDATE_BTB_CONDITION ; //[nb_inst_branch_update]*UPT.BTB_CONDITION //public : SC_OUT(Tcontrol_t ) ** out_UPDATE_BTB_LAST_TAKE ; //[nb_inst_branch_update] UPT.DIRECTION_GOOD //public : SC_OUT(Tcontrol_t ) ** out_UPDATE_BTB_MISS_PREDICTION ; //[nb_inst_branch_update] UPT.MISS_PREDICTION public : SC_OUT(Tcontrol_t ) ** out_UPDATE_DIR_VAL ; //[nb_inst_branch_update] public : SC_IN (Tcontrol_t ) ** in_UPDATE_DIR_ACK ; //[nb_inst_branch_update] //public : SC_OUT(Taddress_t ) ** out_UPDATE_DIR_ADDRESS ; //[nb_inst_branch_update] UPT.BTB_ADDRESS_SRC //public : SC_OUT(Thistory_t ) ** out_UPDATE_DIR_HISTORY ; //[nb_inst_branch_update] UPT.DIR_HISTORY //public : SC_OUT(Tcontrol_t ) ** out_UPDATE_DIR_DIRECTION ; //[nb_inst_branch_update] UPT.DIRECTION_GOOD public : SC_OUT(Tcontrol_t ) ** out_UPDATE_RAS_VAL ; //[nb_inst_branch_update] public : SC_IN (Tcontrol_t ) ** in_UPDATE_RAS_ACK ; //[nb_inst_branch_update] //public : SC_OUT(Tcontext_t ) ** out_UPDATE_RAS_CONTEXT_ID ; //[nb_inst_branch_update] UPT.CONTEXT_ID //public : SC_OUT(Tcontrol_t ) ** out_UPDATE_RAS_PUSH ; //[nb_inst_branch_update] UPT.RAS_PUSH //public : SC_OUT(Taddress_t ) ** out_UPDATE_RAS_ADDRESS ; //[nb_inst_branch_update] UPT.RAS_ADDRESS //public : SC_OUT(Tptr_t ) ** out_UPDATE_RAS_INDEX ; //[nb_inst_branch_update] UPT.RAS_INDEX //public : SC_OUT(Tcontrol_t ) ** out_UPDATE_RAS_MISS_PREDICTION ; //[nb_inst_branch_update] UPT.MISS_PREDICTION //public : SC_OUT(Tcontrol_t ) ** out_UPDATE_RAS_PREDICTION_IFETCH ; //[nb_inst_branch_update] UPT.RAS_PREDICTION_IFETCH public : SC_IN (Tcontrol_t ) ** in_UPDATE_UPT_VAL ; //[nb_inst_branch_update] public : SC_OUT(Tcontrol_t ) ** out_UPDATE_UPT_ACK ; //[nb_inst_branch_update] //public : SC_IN (Tcontext_t ) ** in_UPDATE_UPT_CONTEXT_ID ; //[nb_inst_branch_update] BTB.CONTEXT_ID, RAS.CONTEXT_ID //public : SC_IN (Tcontrol_t ) ** in_UPDATE_UPT_MISS_PREDICTION ; //[nb_inst_branch_update] BTB.MISS_PREDICTION, RAS.MISS_PREDICTION //public : SC_IN (Tcontrol_t ) ** in_UPDATE_UPT_DIRECTION_GOOD ; //[nb_inst_branch_update] BTB.LAST_TAKE, DIR.DIRECTION public : SC_IN (Tcontrol_t ) ** in_UPDATE_UPT_BTB_VAL ; //[nb_inst_branch_update] //public : SC_IN (Taddress_t ) ** in_UPDATE_UPT_BTB_ADDRESS_SRC ; //[nb_inst_branch_update] DIR.ADDRESS, BTB.ADDRESS_SRC //public : SC_IN (Taddress_t ) ** in_UPDATE_UPT_BTB_ADDRESS_DEST ; //[nb_inst_branch_update] BTB.ADDRESS_DEST //public : SC_IN (Tbranch_condition_t) ** in_UPDATE_UPT_BTB_CONDITION ; //[nb_inst_branch_update]*BTB.CONDITION public : SC_IN (Tcontrol_t ) ** in_UPDATE_UPT_DIR_VAL ; //[nb_inst_branch_update] //public : SC_IN (Thistory_t ) ** in_UPDATE_UPT_DIR_HISTORY ; //[nb_inst_branch_update] DIR.HISTORY public : SC_IN (Tcontrol_t ) ** in_UPDATE_UPT_RAS_VAL ; //[nb_inst_branch_update] //public : SC_IN (Taddress_t ) ** in_UPDATE_UPT_RAS_ADDRESS ; //[nb_inst_branch_update] RAS.ADDRESS //public : SC_IN (Tcontrol_t ) ** in_UPDATE_UPT_RAS_PUSH ; //[nb_inst_branch_update] RAS.PUSH //public : SC_IN (Tptr_t ) ** in_UPDATE_UPT_RAS_INDEX ; //[nb_inst_branch_update] RAS.INDEX //public : SC_IN (Tcontrol_t ) ** in_UPDATE_UPT_RAS_PREDICTION_IFETCH ; //[nb_inst_branch_update] RAS.PREDICTION_IFETCH // // ~~~~~[ Interface : "depth" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ //public : SC_IN (Tdepth_t ) ** in_DEPTH_UPT_NB_BRANCH ; //[nb_context] //public : SC_IN (Tdepth_t ) ** in_DEPTH_UPT_TAIL ; //[nb_context] //public : SC_OUT(Tdepth_t ) ** out_DEPTH_NB_BRANCH ; //[nb_context] //public : SC_OUT(Tdepth_t ) ** out_DEPTH_TAIL ; //[nb_context] // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ private : uint32_t reg_PREDICT_PRIORITY; private : uint32_t reg_DECOD_PRIORITY; // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ #endif // -----[ Methods ]--------------------------------------------------- #ifdef SYSTEMC SC_HAS_PROCESS (Prediction_unit_Glue); #endif public : Prediction_unit_Glue ( #ifdef SYSTEMC sc_module_name name, #else std::string name, #endif #ifdef STATISTICS morpheo::behavioural::Parameters_Statistics * param_statistics, #endif Parameters * param, morpheo::behavioural::Tusage_t usage ); public : ~Prediction_unit_Glue (void); private : void allocation ( #ifdef STATISTICS morpheo::behavioural::Parameters_Statistics * param_statistics #else void #endif ); private : void deallocation (void); #ifdef SYSTEMC public : void transition (void); //public : void genMoore (void); public : void genMealy_predict (void); public : void genMealy_decod (void); public : void genMealy_update (void); #endif #if VHDL public : void vhdl (void); private : void vhdl_declaration (Vhdl * & vhdl); private : void vhdl_body (Vhdl * & vhdl); #endif #ifdef STATISTICS public : void statistics_allocation (morpheo::behavioural::Parameters_Statistics * param_statistics); public : void statistics_deallocation (void); #endif #if defined(STATISTICS) or defined(VHDL_TESTBENCH) private : void end_cycle (void); #endif }; }; // end namespace prediction_unit_glue }; // end namespace prediction_unit }; // end namespace front_end }; // end namespace multi_front_end }; // end namespace core }; // end namespace behavioural }; // end namespace morpheo #endif