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source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Update_Prediction_Table/src/Update_Prediction_Table_allocation.cpp @ 120

Last change on this file since 120 was 120, checked in by rosiere, 15 years ago
1) Context_state : Add statistics 2) Add configuration with multi front_end 3) Add optionnal pid at log filename
Property svn:keywords set to `Id`
File size: 15.4 KB

Rev	Line
[78]	1	/*
	2	* $Id: Update_Prediction_Table_allocation.cpp 120 2009-05-26 19:01:47Z rosiere $
	3	*
	4	* [ Description ]
	5	*
	6	*/
	7
	8	#include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Update_Prediction_Table/include/Update_Prediction_Table.h"
	9	#include "Behavioural/include/Allocation.h"
[120]	10	#include "Common/include/Filename.h"
[78]	11
	12	namespace morpheo {
	13	namespace behavioural {
	14	namespace core {
	15	namespace multi_front_end {
	16	namespace front_end {
	17	namespace prediction_unit {
	18	namespace update_prediction_table {
	19
	20
	21
	22	#undef FUNCTION
	23	#define FUNCTION "Update_Prediction_Table::allocation"
	24	void Update_Prediction_Table::allocation (
	25	#ifdef STATISTICS
	26	morpheo::behavioural::Parameters_Statistics * param_statistics
	27	#else
	28	void
	29	#endif
	30	)
	31	{
	32	log_printf(FUNC,Update_Prediction_Table,FUNCTION,"Begin");
	33
	34	_component = new Component (_usage);
	35
	36	Entity * entity = _component->set_entity (_name
	37	,"Update_Prediction_Table"
	38	#ifdef POSITION
	39	,COMBINATORY
	40	#endif
	41	);
	42
	43	_interfaces = entity->set_interfaces();
	44
	45	// ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	46	{
	47	Interface * interface = _interfaces->set_interface(""
	48	#ifdef POSITION
	49	,IN
	50	,SOUTH,
[112]	51	_("Generalist interface")
[78]	52	#endif
	53	);
	54
	55	in_CLOCK = interface->set_signal_clk ("clock" ,1, CLOCK_VHDL_YES);
	56	in_NRESET = interface->set_signal_in <Tcontrol_t> ("nreset",1, RESET_VHDL_YES);
	57	}
[81]	58
	59	// ~~~~~[ Interface : "predict" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	60	{
[112]	61	ALLOC1_INTERFACE_BEGIN("predict", IN,SOUTH, _("predict"), _param->_nb_inst_predict);
[81]	62
	63	ALLOC1_VALACK_IN ( in_PREDICT_VAL ,VAL);
	64	ALLOC1_VALACK_OUT(out_PREDICT_ACK ,ACK);
	65	ALLOC1_SIGNAL_IN ( in_PREDICT_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id);
[88]	66	ALLOC1_SIGNAL_OUT(out_PREDICT_UPDATE_PREDICTION_ID,"update_prediction_id",Tprediction_ptr_t ,_param->_size_depth);
	67	ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_ADDRESS_SRC ,"btb_address_src" ,Taddress_t ,_param->_size_instruction_address);
	68	ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_ADDRESS_DEST ,"btb_address_dest" ,Taddress_t ,_param->_size_instruction_address);
[81]	69	ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_CONDITION ,"btb_condition" ,Tbranch_condition_t,_param->_size_branch_condition);
	70	ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_LAST_TAKE ,"btb_last_take" ,Tcontrol_t ,1);
	71	ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_IS_ACCURATE ,"btb_is_accurate" ,Tcontrol_t ,1);
	72	ALLOC1_SIGNAL_IN ( in_PREDICT_DIR_HISTORY ,"dir_history" ,Thistory_t ,_param->_size_history);
[88]	73	ALLOC1_SIGNAL_IN ( in_PREDICT_RAS_ADDRESS ,"ras_address" ,Taddress_t ,_param->_size_instruction_address);
[81]	74	ALLOC1_SIGNAL_IN ( in_PREDICT_RAS_INDEX ,"ras_index" ,Tptr_t ,_param->_max_size_ras_index);
[112]	75
	76	ALLOC1_INTERFACE_END(_param->_nb_inst_predict);
[81]	77	}
	78
	79	// ~~~~~[ Interface : "decod" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	80	{
[112]	81	ALLOC1_INTERFACE_BEGIN("decod", IN,SOUTH, _("decod"), _param->_nb_inst_decod);
[81]	82
	83	ALLOC1_VALACK_IN ( in_DECOD_VAL ,VAL);
	84	ALLOC1_VALACK_OUT(out_DECOD_ACK ,ACK);
	85	ALLOC1_SIGNAL_IN ( in_DECOD_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id);
[88]	86	ALLOC1_SIGNAL_IN ( in_DECOD_BTB_ADDRESS_SRC ,"btb_address_src" ,Taddress_t ,_param->_size_instruction_address);
	87	ALLOC1_SIGNAL_IN ( in_DECOD_BTB_ADDRESS_DEST ,"btb_address_dest" ,Taddress_t ,_param->_size_instruction_address);
[81]	88	ALLOC1_SIGNAL_IN ( in_DECOD_BTB_CONDITION ,"btb_condition" ,Tbranch_condition_t,_param->_size_branch_condition);
	89	ALLOC1_SIGNAL_IN ( in_DECOD_BTB_LAST_TAKE ,"btb_last_take" ,Tcontrol_t ,1);
[88]	90	ALLOC1_SIGNAL_IN ( in_DECOD_RAS_ADDRESS ,"ras_address" ,Taddress_t ,_param->_size_instruction_address);
[81]	91	ALLOC1_SIGNAL_IN ( in_DECOD_RAS_INDEX ,"ras_index" ,Tptr_t ,_param->_max_size_ras_index);
[82]	92	ALLOC1_SIGNAL_IN ( in_DECOD_MISS_IFETCH ,"miss_ifetch" ,Tcontrol_t ,1);
	93	ALLOC1_SIGNAL_IN ( in_DECOD_MISS_DECOD ,"miss_decod" ,Tcontrol_t ,1);
[88]	94	ALLOC1_SIGNAL_IN ( in_DECOD_UPDATE_PREDICTION_ID,"update_prediction_id",Tprediction_ptr_t ,_param->_size_depth);
[81]	95	// ALLOC1_SIGNAL_OUT(out_DECOD_DEPTH ,"depth" ,Tdepth_t ,_param->_size_depth);
[88]	96	ALLOC1_SIGNAL_IN ( in_DECOD_IS_ACCURATE ,"is_accurate" ,Tcontrol_t ,1);
[110]	97	ALLOC1_SIGNAL_OUT(out_DECOD_CAN_CONTINUE ,"can_continue" ,Tcontrol_t ,1);
[112]	98
	99	ALLOC1_INTERFACE_END(_param->_nb_inst_decod);
[81]	100	}
	101
	102	// ~~~~~[ Interface : "branch_complete" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	103	{
[112]	104	ALLOC1_INTERFACE_BEGIN("branch_complete", IN,SOUTH, _("branch_complete"), _param->_nb_inst_branch_complete);
[81]	105
	106	ALLOC1_VALACK_IN ( in_BRANCH_COMPLETE_VAL ,VAL);
	107	ALLOC1_VALACK_OUT(out_BRANCH_COMPLETE_ACK ,ACK);
	108	ALLOC1_SIGNAL_IN ( in_BRANCH_COMPLETE_CONTEXT_ID ,"context_id" ,Tcontext_t,_param->_size_context_id);
[88]	109	ALLOC1_SIGNAL_IN ( in_BRANCH_COMPLETE_DEPTH ,"depth" ,Tdepth_t ,_param->_size_depth);
	110	ALLOC1_SIGNAL_IN ( in_BRANCH_COMPLETE_ADDRESS ,"address" ,Taddress_t,_param->_size_instruction_address);
[98]	111	ALLOC1_SIGNAL_IN ( in_BRANCH_COMPLETE_NO_SEQUENCE ,"no_sequence" ,Tcontrol_t,1);
[81]	112	ALLOC1_SIGNAL_OUT(out_BRANCH_COMPLETE_MISS_PREDICTION,"miss_prediction",Tcontrol_t,1);
[111]	113	// ALLOC1_SIGNAL_OUT(out_BRANCH_COMPLETE_TAKE ,"take" ,Tcontrol_t,1);
	114	// ALLOC1_SIGNAL_OUT(out_BRANCH_COMPLETE_ADDRESS_SRC ,"address_src" ,Taddress_t,_param->_size_instruction_address);
	115	// ALLOC1_SIGNAL_OUT(out_BRANCH_COMPLETE_ADDRESS_DEST ,"address_dest" ,Taddress_t,_param->_size_instruction_address);
[112]	116
	117	ALLOC1_INTERFACE_END(_param->_nb_inst_branch_complete);
[81]	118	}
	119
[82]	120	// ~~~~~[ Interface : "branch_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	121	{
[112]	122	ALLOC1_INTERFACE_BEGIN("branch_event", IN,SOUTH, _("branch_event"), _param->_nb_context);
[82]	123
[94]	124	ALLOC1_VALACK_OUT(out_BRANCH_EVENT_VAL ,VAL);
	125	ALLOC1_VALACK_IN ( in_BRANCH_EVENT_ACK ,ACK);
	126	// ALLOC1_SIGNAL_OUT(out_BRANCH_EVENT_CONTEXT_ID ,"context_id" ,Tcontext_t,_param->_size_context_id);
[98]	127	ALLOC1_SIGNAL_OUT(out_BRANCH_EVENT_DEPTH ,"depth" ,Tdepth_t ,_param->_size_depth);
[94]	128	// ALLOC1_SIGNAL_OUT(out_BRANCH_EVENT_MISS_PREDICTION ,"miss_prediction" ,Tcontrol_t,1);
	129	ALLOC1_SIGNAL_OUT(out_BRANCH_EVENT_ADDRESS_SRC ,"address_src" ,Taddress_t,_param->_size_instruction_address);
	130	ALLOC1_SIGNAL_OUT(out_BRANCH_EVENT_ADDRESS_DEST_VAL ,"address_dest_val",Tcontrol_t,1);
	131	ALLOC1_SIGNAL_OUT(out_BRANCH_EVENT_ADDRESS_DEST ,"address_dest" ,Taddress_t,_param->_size_instruction_address);
[119]	132	ALLOC1_SIGNAL_OUT(out_BRANCH_EVENT_CAN_CONTINUE ,"can_continue" ,Tcontrol_t,1);
[112]	133
	134	ALLOC1_INTERFACE_END(_param->_nb_context);
[82]	135	}
	136
[81]	137	// ~~~~~[ Interface : "update" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	138	{
[112]	139	ALLOC1_INTERFACE_BEGIN("update",OUT,SOUTH, "update", _param->_nb_inst_update);
[81]	140
	141	ALLOC1_VALACK_OUT(out_UPDATE_VAL ,VAL);
	142	ALLOC1_VALACK_IN ( in_UPDATE_ACK ,ACK);
	143	ALLOC1_SIGNAL_OUT(out_UPDATE_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id);
	144	ALLOC1_SIGNAL_OUT(out_UPDATE_MISS_PREDICTION ,"miss_prediction" ,Tcontrol_t ,1);
	145	ALLOC1_SIGNAL_OUT(out_UPDATE_DIRECTION_GOOD ,"direction_good" ,Tcontrol_t ,1);
[112]	146	ALLOC1_SIGNAL_OUT(out_UPDATE_PREDICTION_IFETCH ,"prediction_ifetch" ,Tcontrol_t ,1);
[81]	147	ALLOC1_SIGNAL_OUT(out_UPDATE_BTB_VAL ,"btb_val" ,Tcontrol_t ,1);
[88]	148	ALLOC1_SIGNAL_OUT(out_UPDATE_BTB_ADDRESS_SRC ,"btb_address_src" ,Taddress_t ,_param->_size_instruction_address);
	149	ALLOC1_SIGNAL_OUT(out_UPDATE_BTB_ADDRESS_DEST ,"btb_address_dest" ,Taddress_t ,_param->_size_instruction_address);
[81]	150	ALLOC1_SIGNAL_OUT(out_UPDATE_BTB_CONDITION ,"btb_condition" ,Tbranch_condition_t,_param->_size_branch_condition);
	151	ALLOC1_SIGNAL_OUT(out_UPDATE_DIR_VAL ,"dir_val" ,Tcontrol_t ,1);
	152	ALLOC1_SIGNAL_OUT(out_UPDATE_DIR_HISTORY ,"dir_history" ,Thistory_t ,_param->_size_history);
	153	ALLOC1_SIGNAL_OUT(out_UPDATE_RAS_VAL ,"ras_val" ,Tcontrol_t ,1);
[94]	154	ALLOC1_SIGNAL_OUT(out_UPDATE_RAS_FLUSH ,"ras_flush" ,Tcontrol_t ,1);
[82]	155	ALLOC1_SIGNAL_OUT(out_UPDATE_RAS_PUSH ,"ras_push" ,Tcontrol_t ,1);
[88]	156	ALLOC1_SIGNAL_OUT(out_UPDATE_RAS_ADDRESS ,"ras_address" ,Taddress_t ,_param->_size_instruction_address);
[81]	157	ALLOC1_SIGNAL_OUT(out_UPDATE_RAS_INDEX ,"ras_index" ,Tptr_t ,_param->_max_size_ras_index);
[112]	158
	159	ALLOC1_INTERFACE_END(_param->_nb_inst_update);
[81]	160	}
	161
[94]	162	// ~~~~~[ Interface : "event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	163	{
[112]	164	ALLOC1_INTERFACE_BEGIN("event", IN,SOUTH,_("event"), _param->_nb_context);
[94]	165
[97]	166	ALLOC1_VALACK_IN ( in_EVENT_VAL ,VAL);
	167	ALLOC1_VALACK_OUT(out_EVENT_ACK ,ACK);
[94]	168	ALLOC1_SIGNAL_IN ( in_EVENT_TYPE ,"type" ,Tevent_type_t ,_param->_size_event_type );
	169	ALLOC1_SIGNAL_IN ( in_EVENT_DEPTH ,"depth",Tdepth_t ,_param->_size_depth );
[112]	170
	171	ALLOC1_INTERFACE_END(_param->_nb_context);
[94]	172	}
	173
[81]	174	// ~~~~~[ Interface : "depth" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	175	{
[112]	176	ALLOC1_INTERFACE_BEGIN("depth",OUT,SOUTH, _("depth"), _param->_nb_context);
	177
[101]	178	ALLOC1_SIGNAL_OUT(out_DEPTH_VAL ,"VAL" ,Tcontrol_t,1);
	179	ALLOC1_SIGNAL_OUT(out_DEPTH_CURRENT,"CURRENT",Tdepth_t ,_param->_size_depth);
	180	ALLOC1_SIGNAL_OUT(out_DEPTH_MIN ,"MIN" ,Tdepth_t ,_param->_size_depth);
	181	ALLOC1_SIGNAL_OUT(out_DEPTH_MAX ,"MAX" ,Tdepth_t ,_param->_size_depth);
	182	ALLOC1_SIGNAL_OUT(out_DEPTH_FULL ,"FULL" ,Tcontrol_t,1);
[112]	183
	184	ALLOC1_INTERFACE_END(_param->_nb_context);
[81]	185	}
	186
[88]	187	if (usage_is_set(_usage,USE_SYSTEMC))
	188	{
[81]	189	// ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[88]	190	ALLOC1(internal_PREDICT_ACK ,Tcontrol_t,_param->_nb_inst_predict);
	191	ALLOC1(internal_PREDICT_UPDATE_PREDICTION_ID ,Tdepth_t ,_param->_nb_inst_predict);
	192	ALLOC1(internal_DECOD_ACK ,Tcontrol_t,_param->_nb_inst_decod);
	193	ALLOC1(internal_DECOD_UPT_PTR_WRITE ,uint32_t ,_param->_nb_inst_decod);
	194	ALLOC1(internal_BRANCH_COMPLETE_ACK ,Tcontrol_t,_param->_nb_inst_branch_complete);
	195	ALLOC1(internal_BRANCH_COMPLETE_MISS_PREDICTION ,Tcontrol_t,_param->_nb_inst_branch_complete);
	196	ALLOC1(internal_BRANCH_COMPLETE_TAKE ,Tcontrol_t,_param->_nb_inst_branch_complete);
	197	ALLOC1(internal_BRANCH_COMPLETE_ADDRESS_DEST ,Taddress_t,_param->_nb_inst_branch_complete);
	198	ALLOC1(internal_BRANCH_EVENT_VAL ,Tcontrol_t,_param->_nb_context);
	199	ALLOC1(internal_BRANCH_EVENT_DEPTH ,Tdepth_t ,_param->_nb_context);
	200	ALLOC1(internal_UPDATE_VAL ,Tcontrol_t,_param->_nb_inst_update);
	201	ALLOC1(internal_UPDATE_VAL_WITHOUT_ACK ,Tcontrol_t,_param->_nb_inst_update);
	202	ALLOC1(internal_UPDATE_CONTEXT_ID ,Tcontext_t,_param->_nb_inst_update);
	203	ALLOC1(internal_UPDATE_FROM_UFPT ,bool ,_param->_nb_inst_update);
	204	ALLOC1(internal_UPDATE_DEPTH ,Tdepth_t ,_param->_nb_inst_update);
	205	ALLOC1(internal_UPDATE_RAS ,bool ,_param->_nb_inst_update);
[97]	206	ALLOC1(internal_EVENT_ACK ,Tcontrol_t,_param->_nb_context);
[81]	207
	208	// ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[88]	209
	210	ALLOC1(reg_IS_ACCURATE ,bool ,_param->_nb_context);
	211
	212	ALLOC2(reg_UPDATE_FETCH_PREDICTION_TABLE,ufpt_entry_t ,_param->_nb_context,_param->_size_ufpt_queue[it1]);
	213	ALLOC1(reg_UFPT_BOTTOM ,uint32_t ,_param->_nb_context);
	214	ALLOC1(reg_UFPT_TOP ,uint32_t ,_param->_nb_context);
	215	ALLOC1(reg_UFPT_UPDATE ,uint32_t ,_param->_nb_context);
	216	ALLOC1(reg_UFPT_NB_NEED_UPDATE ,uint32_t ,_param->_nb_context);
[106]	217	ALLOC1(reg_UFPT_NB_UPDATE ,uint32_t ,_param->_nb_context);
[88]	218
	219	ALLOC2(reg_UPDATE_PREDICTION_TABLE ,upt_entry_t ,_param->_nb_context,_param->_size_upt_queue[it1]);
	220	ALLOC1(reg_UPT_BOTTOM ,uint32_t ,_param->_nb_context);
	221	ALLOC1(reg_UPT_TOP ,uint32_t ,_param->_nb_context);
[95]	222	ALLOC1(reg_UPT_TOP_EVENT ,uint32_t ,_param->_nb_context);
[88]	223	ALLOC1(reg_UPT_UPDATE ,uint32_t ,_param->_nb_context);
[101]	224	ALLOC1(reg_UPT_EMPTY ,bool ,_param->_nb_context);
[88]	225
[105]	226	ALLOC1(reg_EVENT_VAL ,bool ,_param->_nb_context);
	227	ALLOC1(reg_EVENT_UPT_PTR ,uint32_t ,_param->_nb_context);
[112]	228	ALLOC1(reg_EVENT_UPT_FULL ,bool ,_param->_nb_context);
[105]	229
[109]	230	ALLOC1(reg_EVENT_STATE ,event_state_t ,_param->_nb_context);
[112]	231	ALLOC1(reg_EVENT_IS_BRANCH ,bool ,_param->_nb_context);
[109]	232	ALLOC1(reg_EVENT_DEPTH ,Tdepth_t ,_param->_nb_context);
	233	ALLOC1(reg_EVENT_ADDRESS_SRC ,Taddress_t ,_param->_nb_context);
	234	ALLOC1(reg_EVENT_ADDRESS_DEST_VAL ,Tcontrol_t ,_param->_nb_context);
	235	ALLOC1(reg_EVENT_ADDRESS_DEST ,Taddress_t ,_param->_nb_context);
[119]	236	ALLOC1(reg_EVENT_CAN_CONTINUE ,Tcontrol_t ,_param->_nb_context);
[81]	237	}
[88]	238
[78]	239	// ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	240
	241	#ifdef POSITION
[88]	242	if (usage_is_set(_usage,USE_POSITION))
	243	_component->generate_file();
[78]	244	#endif
	245
[111]	246	#if defined(DEBUG) and defined(DEBUG_Update_Prediction_Table) and (DEBUG_Update_Prediction_Table == true)
[117]	247	directory_init ();
	248
[111]	249	branchement_log_file = new std::ofstream [_param->_nb_thread];
	250	for (uint32_t i=0; i<_param->_nb_thread; ++i)
	251	if (_param->_have_thread [i])
	252	{
[120]	253	std::string filename = morpheo::filename(MORPHEO_LOG,
	254	"Branchement_prediction-thread_"+toString(i),
	255	"",
	256	"log",
	257	false,
	258	log_with_pid,
	259	false);
[111]	260
	261	branchement_log_file [i] .open(filename.c_str() ,std::ios::out \| std::ios::trunc);
	262	}
	263	#endif
	264
[78]	265	log_printf(FUNC,Update_Prediction_Table,FUNCTION,"End");
	266	};
	267
	268	}; // end namespace update_prediction_table
	269	}; // end namespace prediction_unit
	270	}; // end namespace front_end
	271	}; // end namespace multi_front_end
	272	}; // end namespace core
	273
	274	}; // end namespace behavioural
	275	}; // end namespace morpheo

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