/* * $Id: Context_State_allocation.cpp 83 2008-05-09 18:00:21Z rosiere $ * * [ Description ] * */ #include "Behavioural/Core/Multi_Front_end/Front_end/Context_State/include/Context_State.h" #include "Behavioural/include/Allocation.h" #include "Common/include/Max.h" namespace morpheo { namespace behavioural { namespace core { namespace multi_front_end { namespace front_end { namespace context_state { #undef FUNCTION #define FUNCTION "Context_State::allocation" void Context_State::allocation ( #ifdef STATISTICS morpheo::behavioural::Parameters_Statistics * param_statistics #else void #endif ) { log_begin(Context_State,FUNCTION); _component = new Component (_usage); Entity * entity = _component->set_entity (_name ,"Context_State" #ifdef POSITION ,COMBINATORY #endif ); _interfaces = entity->set_interfaces(); // ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { Interface * interface = _interfaces->set_interface("" #ifdef POSITION ,IN ,SOUTH, _("Generalist interface") #endif ); in_CLOCK = interface->set_signal_clk ("clock" ,1, CLOCK_VHDL_YES); in_NRESET = interface->set_signal_in ("nreset",1, RESET_VHDL_YES); } // ~~~~~[ Interface : "decod_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { ALLOC1_INTERFACE("decod_event",IN ,SOUTH, _("Decod Interface"), _param->_nb_decod_unit); ALLOC1_VALACK_IN ( in_DECOD_EVENT_VAL ,VAL); ALLOC1_VALACK_OUT(out_DECOD_EVENT_ACK ,ACK); ALLOC1_SIGNAL_IN ( in_DECOD_EVENT_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id); ALLOC1_SIGNAL_IN ( in_DECOD_EVENT_DEPTH ,"depth" ,Tdepth_t ,_param->_size_max_depth); ALLOC1_SIGNAL_IN ( in_DECOD_EVENT_TYPE ,"type" ,Tevent_type_t ,_param->_size_event_type); ALLOC1_SIGNAL_IN ( in_DECOD_EVENT_IS_DELAY_SLOT ,"is_delay_slot" ,Tcontrol_t ,1); ALLOC1_SIGNAL_IN ( in_DECOD_EVENT_ADDRESS ,"address" ,Taddress_t ,_param->_size_address); ALLOC1_SIGNAL_IN ( in_DECOD_EVENT_ADDRESS_EPCR ,"address_epcr" ,Taddress_t ,_param->_size_address); } // ~~~~~[ Interface : "commit_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { ALLOC1_INTERFACE("commit_event",IN ,EAST, _("Interface with the Re Order Buffer"), _param->_nb_ooo_engine); ALLOC1_VALACK_IN ( in_COMMIT_EVENT_VAL ,VAL); ALLOC1_VALACK_OUT(out_COMMIT_EVENT_ACK ,ACK); ALLOC1_SIGNAL_IN ( in_COMMIT_EVENT_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id); ALLOC1_SIGNAL_IN ( in_COMMIT_EVENT_DEPTH ,"depth" ,Tdepth_t ,_param->_size_max_depth); ALLOC1_SIGNAL_IN ( in_COMMIT_EVENT_TYPE ,"type" ,Tevent_type_t ,_param->_size_event_type); ALLOC1_SIGNAL_IN ( in_COMMIT_EVENT_IS_DELAY_SLOT ,"is_delay_slot" ,Tcontrol_t ,1); ALLOC1_SIGNAL_IN ( in_COMMIT_EVENT_ADDRESS ,"address" ,Taddress_t ,_param->_size_address); ALLOC1_SIGNAL_IN ( in_COMMIT_EVENT_ADDRESS_EPCR ,"address_epcr" ,Taddress_t ,_param->_size_address); ALLOC1_SIGNAL_IN ( in_COMMIT_EVENT_ADDRESS_EEAR_VAL ,"address_eear_val",Tcontrol_t ,1); ALLOC1_SIGNAL_IN ( in_COMMIT_EVENT_ADDRESS_EEAR ,"address_eear" ,Taddress_t ,_param->_size_address); } // ~~~~~[ Interface : "branch_complete" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { ALLOC1_INTERFACE("branch_complete",IN ,NORTH, _("Interface with the prediction_unit."), _param->_nb_inst_branch_complete); ALLOC1_VALACK_IN ( in_BRANCH_COMPLETE_VAL ,VAL); ALLOC1_VALACK_OUT(out_BRANCH_COMPLETE_ACK ,ACK); ALLOC1_SIGNAL_IN ( in_BRANCH_COMPLETE_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id); ALLOC1_SIGNAL_IN ( in_BRANCH_COMPLETE_DEPTH ,"depth" ,Tdepth_t ,_param->_size_max_depth); ALLOC1_SIGNAL_IN ( in_BRANCH_COMPLETE_MISS_PREDICTION ,"miss_prediction",Tcontrol_t ,1); ALLOC1_SIGNAL_IN ( in_BRANCH_COMPLETE_TAKE ,"take" ,Tcontrol_t ,1); ALLOC1_SIGNAL_IN ( in_BRANCH_COMPLETE_ADDRESS_SRC ,"address_src" ,Taddress_t ,_param->_size_address); ALLOC1_SIGNAL_IN ( in_BRANCH_COMPLETE_ADDRESS_DEST ,"address_dest" ,Taddress_t ,_param->_size_address); } // ~~~~~[ Interface : "nb_inst" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { ALLOC1_INTERFACE("nb_inst",IN ,EAST, _("Interface to count in fligt present instruction."), _param->_nb_decod_unit); ALLOC1_SIGNAL_IN ( in_NB_INST_DECOD_ALL ,"decod_all" ,Tcounter_t ,_param->_size_inst_decod [alloc_signal_it1]); // ALLOC1_SIGNAL_IN ( in_NB_INST_COMMIT_ALL ,"commit_all",Tcounter_t ,_param->_size_inst_commit [alloc_signal_it1]); // ALLOC1_SIGNAL_IN ( in_NB_INST_COMMIT_MEM ,"commit_mem",Tcounter_t ,_param->_size_inst_commit [alloc_signal_it1]); } { ALLOC1_INTERFACE("nb_inst",IN ,EAST, _("Interface to count in fligt present instruction."), _param->_nb_ooo_engine); // ALLOC1_SIGNAL_IN ( in_NB_INST_DECOD_ALL ,"decod_all" ,Tcounter_t ,_param->_size_inst_decod [alloc_signal_it1]); ALLOC1_SIGNAL_IN ( in_NB_INST_COMMIT_ALL ,"commit_all",Tcounter_t ,_param->_size_inst_commit [alloc_signal_it1]); ALLOC1_SIGNAL_IN ( in_NB_INST_COMMIT_MEM ,"commit_mem",Tcounter_t ,_param->_size_inst_commit [alloc_signal_it1]); } // ~~~~~[ Interface "event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { ALLOC1_INTERFACE("event",OUT,WEST, _("An event occure : change PC address."), _param->_nb_context); ALLOC1_VALACK_OUT(out_EVENT_VAL ,VAL); ALLOC1_VALACK_IN ( in_EVENT_ACK ,ACK); ALLOC1_SIGNAL_OUT(out_EVENT_ADDRESS ,"address" ,Taddress_t ,_param->_size_address); ALLOC1_SIGNAL_OUT(out_EVENT_ADDRESS_NEXT ,"address_next" ,Taddress_t ,_param->_size_address); ALLOC1_SIGNAL_OUT(out_EVENT_ADDRESS_NEXT_VAL ,"address_next_val",Tcontrol_t ,1); ALLOC1_SIGNAL_OUT(out_EVENT_IS_DS_TAKE ,"is_ds_take" ,Tcontrol_t ,1); } // ~~~~~[ Interface "spr" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { ALLOC1_INTERFACE("spr",OUT,WEST, _("An exception occure : write \"exception PC\"."), _param->_nb_context); ALLOC1_VALACK_OUT(out_SPR_VAL ,VAL); ALLOC1_VALACK_IN ( in_SPR_ACK ,ACK); ALLOC1_SIGNAL_OUT(out_SPR_EPCR ,"epcr" ,Taddress_t, _param->_size_address); ALLOC1_SIGNAL_OUT(out_SPR_EEAR ,"eear" ,Taddress_t, _param->_size_address); ALLOC1_SIGNAL_OUT(out_SPR_EEAR_WEN ,"eear_wen" ,Tcontrol_t,1); ALLOC1_SIGNAL_OUT(out_SPR_SR_DSX ,"sr_dsx" ,Tcontrol_t,1); ALLOC1_SIGNAL_OUT(out_SPR_SR_TO_ESR ,"sr_to_esr",Tcontrol_t,1); } // ~~~~~[ Interface : "context" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { ALLOC1_INTERFACE("context",OUT,SOUTH, _("To decod."), _param->_nb_context); ALLOC1_SIGNAL_OUT(out_CONTEXT_DECOD_ENABLE ,"decod_enable",Tcontrol_t,1); } // ~~~~~[ Interface : "depth" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ { ALLOC1_INTERFACE("depth",IN ,NORTH, _("From prediction_unit."), _param->_nb_context); ALLOC1_SIGNAL_IN ( in_DEPTH_TAIL ,"tail",Tdepth_t,_param->_size_depth [alloc_signal_it1]); } // ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ reg_STATE = new context_state_t [_param->_nb_context]; reg_EVENT_ADDRESS = new Taddress_t [_param->_nb_context]; reg_EVENT_ADDRESS_EPCR = new Taddress_t [_param->_nb_context]; reg_EVENT_ADDRESS_EPCR_VAL = new Tcontrol_t [_param->_nb_context]; reg_EVENT_ADDRESS_EEAR = new Taddress_t [_param->_nb_context]; reg_EVENT_ADDRESS_EEAR_VAL = new Tcontrol_t [_param->_nb_context]; reg_EVENT_IS_DELAY_SLOT = new Tcontrol_t [_param->_nb_context]; reg_EVENT_IS_DS_TAKE = new Tcontrol_t [_param->_nb_context]; reg_EVENT_DEPTH = new Tdepth_t [_param->_nb_context]; // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ internal_DECOD_EVENT_ACK = new Tcontrol_t [_param->_nb_decod_unit]; internal_COMMIT_EVENT_ACK = new Tcontrol_t [_param->_nb_ooo_engine]; internal_BRANCH_COMPLETE_ACK = new Tcontrol_t [_param->_nb_inst_branch_complete]; internal_EVENT_VAL = new Tcontrol_t [_param->_nb_context]; internal_SPR_VAL = new Tcontrol_t [_param->_nb_context]; // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ #ifdef POSITION if (usage_is_set(_usage,USE_POSITION)) _component->generate_file(); #endif log_end(Context_State,FUNCTION); }; }; // end namespace context_state }; // end namespace front_end }; // end namespace multi_front_end }; // end namespace core }; // end namespace behavioural }; // end namespace morpheo