#ifndef morpheo_behavioural_core_multi_front_end_front_end_decod_unit_decod_Decod_h #define morpheo_behavioural_core_multi_front_end_front_end_decod_unit_decod_Decod_h /* * $Id: Decod.h 88 2008-12-10 18:31:39Z rosiere $ * * [ Description ] * */ #ifdef SYSTEMC #include "systemc.h" #endif #include "Common/include/ToString.h" #include "Common/include/Debug.h" #include "Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/Decod/include/Types.h" #include "Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/Decod/include/Parameters.h" #include "Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/Decod/Instruction/include/Instruction.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" #include "Behavioural/Generic/Priority/include/Priority.h" #include #include namespace morpheo { namespace behavioural { namespace core { namespace multi_front_end { namespace front_end { namespace decod_unit { namespace decod { class Decod #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; public : counter_t * _stat_sum_inst_decod; #endif public : Component * _component; private : Interfaces * _interfaces; #ifdef SYSTEMC // ~~~~~[ Interface ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ public : SC_CLOCK * in_CLOCK ; public : SC_IN (Tcontrol_t) * in_NRESET ; // ~~~~~[ Interface : "ifetch_unit" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ public : SC_IN (Tcontrol_t ) *** in_IFETCH_VAL ;//[nb_context][nb_inst_fetch] public : SC_OUT(Tcontrol_t ) *** out_IFETCH_ACK ;//[nb_context][nb_inst_fetch] public : SC_IN (Tinstruction_t ) *** in_IFETCH_INSTRUCTION ;//[nb_context][nb_inst_fetch] public : SC_IN (Tcontext_t ) ** in_IFETCH_CONTEXT_ID ;//[nb_context] public : SC_IN (Tgeneral_address_t ) ** in_IFETCH_ADDRESS ;//[nb_context] //public : SC_IN (Tgeneral_address_t ) ** in_IFETCH_ADDRESS_NEXT ;//[nb_context] public : SC_IN (Tinst_ifetch_ptr_t ) ** in_IFETCH_INST_IFETCH_PTR ;//[nb_context] public : SC_IN (Tbranch_state_t ) ** in_IFETCH_BRANCH_STATE ;//[nb_context] public : SC_IN (Tprediction_ptr_t ) ** in_IFETCH_BRANCH_UPDATE_PREDICTION_ID ;//[nb_context] public : SC_IN (Texception_t ) ** in_IFETCH_EXCEPTION ;//[nb_context] // ~~~~~[ Interface : "decod" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ public : SC_OUT(Tcontrol_t ) ** out_DECOD_VAL ;//[nb_inst_decod] public : SC_IN (Tcontrol_t ) ** in_DECOD_ACK ;//[nb_inst_decod] public : SC_OUT(Tcontext_t ) ** out_DECOD_CONTEXT_ID ;//[nb_inst_decod] public : SC_OUT(Tdepth_t ) ** out_DECOD_DEPTH ;//[nb_inst_decod] public : SC_OUT(Ttype_t ) ** out_DECOD_TYPE ;//[nb_inst_decod] public : SC_OUT(Toperation_t ) ** out_DECOD_OPERATION ;//[nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_NO_EXECUTE ;//[nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_IS_DELAY_SLOT ;//[nb_inst_decod] public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_ADDRESS ;//[nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_HAS_IMMEDIAT ;//[nb_inst_decod] public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_IMMEDIAT ;//[nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RA ;//[nb_inst_decod] public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RA ;//[nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RB ;//[nb_inst_decod] public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RB ;//[nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RC ;//[nb_inst_decod] public : SC_OUT(Tspecial_address_t ) ** out_DECOD_NUM_REG_RC ;//[nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_WRITE_RD ;//[nb_inst_decod] public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RD ;//[nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_DECOD_WRITE_RE ;//[nb_inst_decod] public : SC_OUT(Tspecial_address_t ) ** out_DECOD_NUM_REG_RE ;//[nb_inst_decod] public : SC_OUT(Texception_t ) ** out_DECOD_EXCEPTION_USE ;//[nb_inst_decod] public : SC_OUT(Texception_t ) ** out_DECOD_EXCEPTION ;//[nb_inst_decod] // ~~~~~[ Interface : "predict" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ public : SC_OUT(Tcontrol_t ) ** out_PREDICT_VAL ;//[nb_inst_decod] public : SC_IN (Tcontrol_t ) ** in_PREDICT_ACK ;//[nb_inst_decod] public : SC_OUT(Tcontext_t ) ** out_PREDICT_CONTEXT_ID ;//[nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_PREDICT_MATCH_INST_IFETCH_PTR ;//[nb_inst_decod] public : SC_OUT(Tbranch_state_t ) ** out_PREDICT_BRANCH_STATE ;//[nb_inst_decod] public : SC_OUT(Tprediction_ptr_t ) ** out_PREDICT_BRANCH_UPDATE_PREDICTION_ID;//[nb_inst_decod] public : SC_OUT(Tbranch_condition_t) ** out_PREDICT_BRANCH_CONDITION ;//[nb_inst_decod] //public : SC_OUT(Tcontrol_t ) ** out_PREDICT_BRANCH_STACK_WRITE ;//[nb_inst_decod] public : SC_OUT(Tcontrol_t ) ** out_PREDICT_BRANCH_DIRECTION ;//[nb_inst_decod] public : SC_OUT(Tgeneral_data_t ) ** out_PREDICT_ADDRESS_SRC ;//[nb_inst_decod] public : SC_OUT(Tgeneral_data_t ) ** out_PREDICT_ADDRESS_DEST ;//[nb_inst_decod] //public : SC_IN (Tcontrol_t ) ** in_PREDICT_CAN_CONTINUE ;//[nb_inst_decod] // ~~~~~[ Interface : "context" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ public : SC_IN (Tcontrol_t ) ** in_CONTEXT_DECOD_ENABLE ;//[nb_context] public : SC_IN (Tdepth_t ) ** in_CONTEXT_DEPTH ;//[nb_context] // ~~~~~[ Interface : "context_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ public : SC_OUT(Tcontrol_t ) * out_CONTEXT_EVENT_VAL ; public : SC_IN (Tcontrol_t ) * in_CONTEXT_EVENT_ACK ; public : SC_OUT(Tcontext_t ) * out_CONTEXT_EVENT_CONTEXT_ID ; public : SC_OUT(Tdepth_t ) * out_CONTEXT_EVENT_DEPTH ; public : SC_OUT(Tevent_type_t ) * out_CONTEXT_EVENT_TYPE ; public : SC_OUT(Tcontrol_t ) * out_CONTEXT_EVENT_IS_DELAY_SLOT ; public : SC_OUT(Tgeneral_data_t ) * out_CONTEXT_EVENT_ADDRESS ; public : SC_OUT(Tgeneral_data_t ) * out_CONTEXT_EVENT_ADDRESS_EPCR ; // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ private : generic::priority::Priority * _priority; // ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ private : Tgeneral_data_t * reg_CONTEXT_ADDRESS_PREVIOUS ; //[nb_context] private : Tcontrol_t * reg_CONTEXT_IS_DELAY_SLOT ; //[nb_context] private : Tcontrol_t * internal_CONTEXT_HAVE_TRANSACTION; //[nb_context] private : Tgeneral_data_t * internal_CONTEXT_ADDRESS_PREVIOUS; //[nb_context] private : Tcontrol_t * internal_CONTEXT_IS_DELAY_SLOT ; //[nb_context] private : Tcontrol_t * internal_DECOD_VAL ; //[nb_inst_decod] // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ private : decod_instruction_t * _decod_instruction; private : decod_param_t ** _decod_param ; //[nb_context] private : function_decod_t **** _function_decod ; //[nb_context][type][opcod] private : function_decod_t **** _function_custom ; //[nb_context][type][opcod] #endif // -----[ Methods ]--------------------------------------------------- #ifdef SYSTEMC SC_HAS_PROCESS (Decod); #endif public : Decod ( #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 : ~Decod (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 genMealy (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 decod }; // end namespace decod_unit }; // end namespace front_end }; // end namespace multi_front_end }; // end namespace core }; // end namespace behavioural }; // end namespace morpheo #endif