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source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Branch_Target_Buffer/src/Branch_Target_Buffer_allocation.cpp @ 108

Last change on this file since 108 was 108, checked in by rosiere, 15 years ago
1) decod_queue : add reg_LAST_SLOT. 2) Commit : insert on event -> to pop decod_queue. Head test : add information (speculative or not) 3) Context State / UPT : Branch miss and Load miss in same cycle. 4) Free List : Bank is on LSB not MSB. 5) Platforms : move data
Property svn:keywords set to `Id`
File size: 22.9 KB

Line
1	/*
2	* $Id: Branch_Target_Buffer_allocation.cpp 108 2009-02-12 11:55:06Z rosiere $
3	*
4	* [ Description ]
5	*
6	*/
7
8	#include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Branch_Target_Buffer/include/Branch_Target_Buffer.h"
9	#include "Behavioural/include/Allocation.h"
10
11	namespace morpheo {
12	namespace behavioural {
13	namespace core {
14	namespace multi_front_end {
15	namespace front_end {
16	namespace prediction_unit {
17	namespace branch_target_buffer {
18
19
20
21	#undef FUNCTION
22	#define FUNCTION "Branch_Target_Buffer::allocation"
23	void Branch_Target_Buffer::allocation
24	(
25	#ifdef STATISTICS
26	morpheo::behavioural::Parameters_Statistics * param_statistics
27	#else
28	void
29	#endif
30	)
31	{
32	log_printf(FUNC,Branch_Target_Buffer,FUNCTION,"Begin");
33
34	_component = new Component (_usage);
35
36	Entity * entity = _component->set_entity (_name
37	,"Branch_Target_Buffer"
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,
51	"Generalist interface"
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	}
58
59	// ~~~~~[ Interface : "predict" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
60	{
61	ALLOC1_INTERFACE("predict", IN, SOUTH, "Predict (next pc) interface", _param->_nb_inst_predict);
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);
66	ALLOC1_SIGNAL_IN ( in_PREDICT_ADDRESS ,"address" ,Tgeneral_data_t ,_param->_size_instruction_address);
67	ALLOC1_SIGNAL_OUT(out_PREDICT_HIT ,"hit" ,Tcontrol_t ,1);
68	ALLOC1_SIGNAL_OUT(out_PREDICT_ADDRESS_SRC ,"address_src" ,Tgeneral_data_t ,_param->_size_instruction_address);
69	ALLOC1_SIGNAL_OUT(out_PREDICT_ADDRESS_DEST,"address_dest",Tgeneral_data_t ,_param->_size_instruction_address);
70	ALLOC1_SIGNAL_OUT(out_PREDICT_CONDITION ,"condition" ,Tbranch_condition_t,_param->_size_branch_condition);
71	ALLOC1_SIGNAL_OUT(out_PREDICT_LAST_TAKE ,"last_take" ,Tcontrol_t ,1);
72	ALLOC1_SIGNAL_OUT(out_PREDICT_IS_ACCURATE ,"is_accurate" ,Tcontrol_t ,1);
73	}
74
75	// ~~~~~[ Interface : "decod" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
76	{
77	ALLOC1_INTERFACE("decod", IN, SOUTH, "Decod Interface", _param->_nb_inst_decod);
78
79	ALLOC1_VALACK_IN ( in_DECOD_VAL ,VAL);
80	ALLOC1_VALACK_OUT(out_DECOD_ACK ,ACK);
81	ALLOC1_SIGNAL_IN ( in_DECOD_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id);
82	ALLOC1_SIGNAL_IN ( in_DECOD_ADDRESS_SRC ,"address_src" ,Tgeneral_data_t ,_param->_size_instruction_address);
83	ALLOC1_SIGNAL_IN ( in_DECOD_ADDRESS_DEST ,"address_dest" ,Tgeneral_data_t ,_param->_size_instruction_address);
84	ALLOC1_SIGNAL_IN ( in_DECOD_CONDITION ,"condition" ,Tbranch_condition_t,_param->_size_branch_condition);
85	ALLOC1_SIGNAL_IN ( in_DECOD_LAST_TAKE ,"last_take" ,Tcontrol_t ,1);
86	ALLOC1_SIGNAL_IN ( in_DECOD_MISS_PREDICTION,"miss_prediction",Tcontrol_t ,1);
87	ALLOC1_SIGNAL_IN ( in_DECOD_IS_ACCURATE ,"is_accurate" ,Tcontrol_t ,1);
88	}
89
90	// ~~~~~[ Interface : "update" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
91	{
92	ALLOC1_INTERFACE("update", IN, SOUTH, "Update interface", _param->_nb_inst_update);
93
94	ALLOC1_VALACK_IN ( in_UPDATE_VAL ,VAL);
95	ALLOC1_VALACK_OUT(out_UPDATE_ACK ,ACK);
96	ALLOC1_SIGNAL_IN ( in_UPDATE_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id);
97	ALLOC1_SIGNAL_IN ( in_UPDATE_ADDRESS_SRC ,"address_src" ,Tgeneral_data_t ,_param->_size_instruction_address);
98	ALLOC1_SIGNAL_IN ( in_UPDATE_ADDRESS_DEST ,"address_dest" ,Tgeneral_data_t ,_param->_size_instruction_address);
99	ALLOC1_SIGNAL_IN ( in_UPDATE_CONDITION ,"condition" ,Tbranch_condition_t,_param->_size_branch_condition);
100	ALLOC1_SIGNAL_IN ( in_UPDATE_LAST_TAKE ,"last_take" ,Tcontrol_t ,1);
101	ALLOC1_SIGNAL_IN ( in_UPDATE_MISS_PREDICTION,"miss_prediction",Tcontrol_t ,1);
102	}
103
104	// ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
105	std::string name;
106
107	if (_param->_have_component_victim)
108	{
109	_component_sort = new morpheo::behavioural::generic::sort::Sort * [_param->_nb_inst_predict];
110
111	for (uint32_t i=0; i<_param->_nb_inst_predict; i++)
112	{
113	name = _name+"_sort_"+toString(i);
114	log_printf(INFO,Prediction_unit,FUNCTION,_("Create : %s"),name.c_str());
115
116	_component_sort [i] = new morpheo::behavioural::generic::sort::Sort
117	(name.c_str()
118	#ifdef STATISTICS
119	,param_statistics
120	#endif
121	,_param->_param_sort
122	,_usage);
123
124	_component->set_component (_component_sort [i] ->_component
125	#ifdef POSITION
126	, 50, 50, 10, 10
127	#endif
128	);
129	}
130
131	{
132	name = _name+"_victim";
133	log_printf(INFO,Prediction_unit,FUNCTION,_("Create : %s"),name.c_str());
134
135	_component_victim = new morpheo::behavioural::generic::victim::Victim
136	(name.c_str()
137	#ifdef STATISTICS
138	,param_statistics
139	#endif
140	,_param->_param_victim
141	,_usage);
142
143	_component->set_component (_component_victim->_component
144	#ifdef POSITION
145	, 50, 50, 10, 10
146	#endif
147	);
148	}
149	}
150
151	{
152	name = _name+"_glue";
153	log_printf(INFO,Prediction_unit,FUNCTION,_("Create : %s"),name.c_str());
154
155	_component_branch_target_buffer_glue = new morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::branch_target_buffer::branch_target_buffer_glue::Branch_Target_Buffer_Glue
156	(name.c_str()
157	#ifdef STATISTICS
158	,param_statistics
159	#endif
160	,_param->_param_branch_target_buffer_glue
161	,_usage);
162
163	_component->set_component (_component_branch_target_buffer_glue->_component
164	#ifdef POSITION
165	, 50, 50, 10, 10
166	#endif
167	);
168	}
169
170	{
171	name = _name+"_register";
172	log_printf(INFO,Prediction_unit,FUNCTION,_("Create : %s"),name.c_str());
173
174	_component_branch_target_buffer_register = new morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::branch_target_buffer::branch_target_buffer_register::Branch_Target_Buffer_Register
175	(name.c_str()
176	#ifdef STATISTICS
177	,param_statistics
178	#endif
179	,_param->_param_branch_target_buffer_register
180	,_usage);
181
182	_component->set_component (_component_branch_target_buffer_register->_component
183	#ifdef POSITION
184	, 50, 50, 10, 10
185	#endif
186	);
187	}
188
189	// ~~~~~[ Instanciation ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
190	std::string src,dest;
191
192	if (_param->_have_component_victim)
193	{
194	//================================================================
195	//=====[ Sort ]===================================================
196	//================================================================
197
198	for (uint32_t i=0; i<_param->_nb_inst_predict; i++)
199	{
200	src = _name+"_sort_"+toString(i);
201	log_printf(INFO,Prediction_unit,FUNCTION,_("Instance : %s"),src.c_str());
202
203	{
204	dest = _name;
205	#ifdef POSITION
206	_component->interface_map (src ,"",
207	dest,"");
208	#endif
209	PORT_MAP(_component,src , "in_CLOCK" ,dest, "in_CLOCK");
210	PORT_MAP(_component,src , "in_NRESET",dest, "in_NRESET");
211	}
212
213	for (uint32_t j=0; j<_param->_associativity; j++)
214	{
215	dest = _name+"_register";
216	#ifdef POSITION
217	_component->interface_map (src ,"input_" +toString(i),
218	dest,"predict_"+toString(i));
219	#endif
220
221	COMPONENT_MAP(_component,src , "in_INPUT_"+toString(j)+"_VAL" ,
222	dest,"out_PREDICT_"+toString(i)+"_"+toString(j)+"_HIT" );
223	COMPONENT_MAP(_component,src , "in_INPUT_"+toString(j)+"_DATA",
224	dest,"out_PREDICT_"+toString(i)+"_"+toString(j)+"_ADDRESS_SRC");
225
226	}
227
228	// 1 output
229	// out_OUTPUT_VAL -> glue
230	// out_OUTPUT_INDEX -> glue
231	// out_OUTPUT_ADDRESS -> no exist
232	}
233
234	//================================================================
235	//=====[ Victim ]=================================================
236	//================================================================
237	{
238	src = _name+"_victim";
239	log_printf(INFO,Prediction_unit,FUNCTION,_("Instance : %s"),src.c_str());
240
241	{
242	dest = _name;
243	#ifdef POSITION
244	_component->interface_map (src ,"",
245	dest,"");
246	#endif
247	PORT_MAP(_component,src , "in_CLOCK" ,dest, "in_CLOCK");
248	PORT_MAP(_component,src , "in_NRESET",dest, "in_NRESET");
249
250	// in_ACCESS_VAL -> glue, register
251	//out_ACCESS_ACK -> glue, register
252	// in_ACCESS_ADDRESS -> glue, register
253	// in_ACCESS_HIT -> glue, register
254	// in_ACCESS_ENTITY -> glue, register
255	//out_ACCESS_VICTIM -> glue, register
256	}
257	}
258	}
259
260	//====================================================================
261	//=====[ Glue ]=======================================================
262	//====================================================================
263	{
264	src = _name+"_glue";
265	log_printf(INFO,Prediction_unit,FUNCTION,_("Instance : %s"),src.c_str());
266
267	{
268	dest = _name;
269	#ifdef POSITION
270	_component->interface_map (src ,"",
271	dest,"");
272	#endif
273	PORT_MAP(_component,src , "in_CLOCK" ,dest, "in_CLOCK");
274	PORT_MAP(_component,src , "in_NRESET",dest, "in_NRESET");
275	}
276
277	for (uint32_t i=0; i<_param->_nb_inst_predict; i++)
278	{
279	dest = _name;
280	#ifdef POSITION
281	_component->interface_map (src ,"predict_"+toString(i),
282	dest,"predict_"+toString(i));
283	#endif
284
285	PORT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_VAL" ,
286	dest, "in_PREDICT_"+toString(i)+"_VAL" );
287	PORT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_ACK" ,
288	dest,"out_PREDICT_"+toString(i)+"_ACK" );
289	PORT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_HIT" ,
290	dest,"out_PREDICT_"+toString(i)+"_HIT" );
291	PORT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_ADDRESS_SRC" ,
292	dest,"out_PREDICT_"+toString(i)+"_ADDRESS_SRC" );
293	PORT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_ADDRESS_DEST",
294	dest,"out_PREDICT_"+toString(i)+"_ADDRESS_DEST");
295	PORT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_CONDITION" ,
296	dest,"out_PREDICT_"+toString(i)+"_CONDITION" );
297	PORT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_LAST_TAKE" ,
298	dest,"out_PREDICT_"+toString(i)+"_LAST_TAKE" );
299	PORT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_IS_ACCURATE" ,
300	dest,"out_PREDICT_"+toString(i)+"_IS_ACCURATE" );
301
302	dest = _name+"_register";
303	#ifdef POSITION
304	_component->interface_map (src ,"predict_"+toString(i),
305	dest,"predict_"+toString(i));
306	#endif
307
308	COMPONENT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_REGISTER_VAL",
309	dest, "in_PREDICT_"+toString(i)+"_VAL");
310	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_REGISTER_ACK",
311	dest,"out_PREDICT_"+toString(i)+"_ACK");
312
313	for (uint32_t j=0; j<_param->_associativity; j++)
314	{
315	#ifdef POSITION
316	_component->interface_map (src ,"predict_"+toString(i)+"_"+toString(j),
317	dest,"predict_"+toString(i)+"_"+toString(j));
318	#endif
319
320	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_"+toString(j)+"_REGISTER_HIT" ,
321	dest,"out_PREDICT_"+toString(i)+"_"+toString(j)+ "_HIT" );
322	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_"+toString(j)+"_REGISTER_ADDRESS_SRC" ,
323	dest,"out_PREDICT_"+toString(i)+"_"+toString(j)+ "_ADDRESS_SRC" );
324	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_"+toString(j)+"_REGISTER_ADDRESS_DEST",
325	dest,"out_PREDICT_"+toString(i)+"_"+toString(j)+ "_ADDRESS_DEST");
326	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_"+toString(j)+"_REGISTER_CONDITION" ,
327	dest,"out_PREDICT_"+toString(i)+"_"+toString(j)+ "_CONDITION" );
328	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_"+toString(j)+"_REGISTER_LAST_TAKE" ,
329	dest,"out_PREDICT_"+toString(i)+"_"+toString(j)+ "_LAST_TAKE" );
330	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_"+toString(j)+"_REGISTER_IS_ACCURATE" ,
331	dest,"out_PREDICT_"+toString(i)+"_"+toString(j)+ "_IS_ACCURATE" );
332	}
333
334	if (_param->_have_component_victim)
335	{
336	dest = _name+"_sort_"+toString(i);
337	#ifdef POSITION
338	_component->interface_map (src ,"predict_"+toString(i),
339	dest,"output_0");
340	#endif
341
342	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_SORT_VAL" ,
343	dest,"out_OUTPUT_0_VAL" );
344	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_SORT_INDEX",
345	dest,"out_OUTPUT_0_INDEX");
346
347	dest = _name+"_victim";
348	#ifdef POSITION
349	_component->interface_map (src ,"predict_"+toString(i),
350	dest,"access_"+toString(i));
351	#endif
352
353	COMPONENT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_VICTIM_VAL" ,
354	dest, "in_ACCESS_"+toString(i)+"_VAL" );
355	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_VICTIM_ACK" ,
356	dest,"out_ACCESS_"+toString(i)+"_ACK" );
357	COMPONENT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_VICTIM_HIT" ,
358	dest, "in_ACCESS_"+toString(i)+"_HIT" );
359	if (not _param->_is_full_associative)
360	COMPONENT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_VICTIM_ADDRESS",
361	dest, "in_ACCESS_"+toString(i)+"_ADDRESS");
362	COMPONENT_MAP(_component,src ,"out_PREDICT_"+toString(i)+"_VICTIM_INDEX" ,
363	dest, "in_ACCESS_"+toString(i)+"_ENTITY" );
364	COMPONENT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_VICTIM_VICTIM" ,
365	dest,"out_ACCESS_"+toString(i)+"_VICTIM" );
366	}
367	}
368
369	for (uint32_t i=0; i<_param->_nb_inst_decod; i++)
370	{
371	dest = _name;
372	#ifdef POSITION
373	_component->interface_map (src ,"decod_"+toString(i),
374	dest,"decod_"+toString(i));
375	#endif
376
377	PORT_MAP(_component,src , "in_DECOD_"+toString(i)+"_VAL" ,
378	dest, "in_DECOD_"+toString(i)+"_VAL" );
379	PORT_MAP(_component,src ,"out_DECOD_"+toString(i)+"_ACK" ,
380	dest,"out_DECOD_"+toString(i)+"_ACK" );
381	if (not _param->_is_full_associative)
382	PORT_MAP(_component,src , "in_DECOD_"+toString(i)+"_ADDRESS_SRC",
383	dest, "in_DECOD_"+toString(i)+"_ADDRESS_SRC");
384
385	dest = _name+"_register";
386	#ifdef POSITION
387	_component->interface_map (src ,"decod_"+toString(i),
388	dest,"decod_"+toString(i));
389	#endif
390
391	COMPONENT_MAP(_component,src ,"out_DECOD_"+toString(i)+"_REGISTER_VAL",
392	dest, "in_DECOD_"+toString(i)+"_VAL");
393	COMPONENT_MAP(_component,src , "in_DECOD_"+toString(i)+"_REGISTER_ACK",
394	dest,"out_DECOD_"+toString(i)+"_ACK");
395
396	if (_param->_have_component_victim)
397	{
398	uint32_t j = _param->_nb_inst_predict+i;
399
400	dest = _name+"_victim";
401	#ifdef POSITION
402	_component->interface_map (src ,"predict_"+toString(i),
403	dest,"access_"+toString(j));
404	#endif
405
406	COMPONENT_MAP(_component,src ,"out_DECOD_"+toString(i)+"_VICTIM_VAL" ,
407	dest, "in_ACCESS_"+toString(j)+"_VAL" );
408	COMPONENT_MAP(_component,src , "in_DECOD_"+toString(i)+"_VICTIM_ACK" ,
409	dest,"out_ACCESS_"+toString(j)+"_ACK" );
410	if (not _param->_is_full_associative)
411	COMPONENT_MAP(_component,src ,"out_DECOD_"+toString(i)+"_VICTIM_ADDRESS",
412	dest, "in_ACCESS_"+toString(j)+"_ADDRESS");
413	}
414	}
415
416	for (uint32_t i=0; i<_param->_nb_inst_update; i++)
417	{
418	dest = _name;
419	#ifdef POSITION
420	_component->interface_map (src ,"update_"+toString(i),
421	dest,"update_"+toString(i));
422	#endif
423
424	PORT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_VAL" ,
425	dest, "in_UPDATE_"+toString(i)+"_VAL" );
426	PORT_MAP(_component,src ,"out_UPDATE_"+toString(i)+"_ACK" ,
427	dest,"out_UPDATE_"+toString(i)+"_ACK" );
428	if (not _param->_is_full_associative)
429	PORT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_ADDRESS_SRC",
430	dest, "in_UPDATE_"+toString(i)+"_ADDRESS_SRC");
431
432	dest = _name+"_register";
433	#ifdef POSITION
434	_component->interface_map (src ,"update_"+toString(i),
435	dest,"update_"+toString(i));
436	#endif
437
438	COMPONENT_MAP(_component,src ,"out_UPDATE_"+toString(i)+"_REGISTER_VAL",
439	dest, "in_UPDATE_"+toString(i)+"_VAL");
440	COMPONENT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_REGISTER_ACK",
441	dest,"out_UPDATE_"+toString(i)+"_ACK");
442
443	if (_param->_have_component_victim)
444	{
445	uint32_t j = _param->_nb_inst_predict+_param->_nb_inst_decod+i;
446
447	dest = _name+"_victim";
448	#ifdef POSITION
449	_component->interface_map (src ,"predict_"+toString(i),
450	dest,"access_"+toString(j));
451	#endif
452
453	COMPONENT_MAP(_component,src ,"out_UPDATE_"+toString(i)+"_VICTIM_VAL" ,
454	dest, "in_ACCESS_"+toString(j)+"_VAL" );
455	COMPONENT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_VICTIM_ACK" ,
456	dest,"out_ACCESS_"+toString(j)+"_ACK" );
457	if (not _param->_is_full_associative)
458	COMPONENT_MAP(_component,src ,"out_UPDATE_"+toString(i)+"_VICTIM_ADDRESS",
459	dest, "in_ACCESS_"+toString(j)+"_ADDRESS");
460	}
461	}
462	}
463
464	//====================================================================
465	//=====[ Register ]===================================================
466	//====================================================================
467	{
468	src = _name+"_register";
469	log_printf(INFO,Prediction_unit,FUNCTION,_("Instance : %s"),src.c_str());
470
471	{
472	dest = _name;
473	#ifdef POSITION
474	_component->interface_map (src ,"",
475	dest,"");
476	#endif
477	PORT_MAP(_component,src , "in_CLOCK" ,dest, "in_CLOCK");
478	PORT_MAP(_component,src , "in_NRESET",dest, "in_NRESET");
479	}
480
481	for (uint32_t i=0; i<_param->_nb_inst_predict; i++)
482	{
483	dest = _name;
484	#ifdef POSITION
485	_component->interface_map (src ,"predict_"+toString(i),
486	dest,"predict_"+toString(i));
487	#endif
488
489	if (_param->_have_port_context_id)
490	PORT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_CONTEXT_ID",
491	dest, "in_PREDICT_"+toString(i)+"_CONTEXT_ID");
492	PORT_MAP(_component,src , "in_PREDICT_"+toString(i)+"_ADDRESS" ,
493	dest, "in_PREDICT_"+toString(i)+"_ADDRESS" );
494
495	// in_PREDICT_VAL -> glue
496	//out_PREDICT_ACK -> glue
497	//out_PREDICT_HIT -> glue, sort
498	//out_PREDICT_ADDRESS_SRC -> glue, sort
499	//out_PREDICT_ADDRESS_DEST -> glue
500	//out_PREDICT_CONDITION -> glue
501	//out_PREDICT_LAST_TAKE -> glue
502	//out_PREDICT_IS_ACCURATE -> glue
503	}
504
505	for (uint32_t i=0; i<_param->_nb_inst_decod; i++)
506	{
507	dest = _name;
508	#ifdef POSITION
509	_component->interface_map (src ,"decod_"+toString(i),
510	dest,"decod_"+toString(i));
511	#endif
512
513	// in_DECOD_VAL -> glue
514	//out_DECOD_ACK -> glue
515	if (_param->_have_port_context_id)
516	PORT_MAP(_component,src , "in_DECOD_"+toString(i)+"_CONTEXT_ID" ,
517	dest, "in_DECOD_"+toString(i)+"_CONTEXT_ID" );
518	PORT_MAP(_component,src , "in_DECOD_"+toString(i)+"_ADDRESS_SRC" ,
519	dest, "in_DECOD_"+toString(i)+"_ADDRESS_SRC" );
520	PORT_MAP(_component,src , "in_DECOD_"+toString(i)+"_ADDRESS_DEST" ,
521	dest, "in_DECOD_"+toString(i)+"_ADDRESS_DEST" );
522	PORT_MAP(_component,src , "in_DECOD_"+toString(i)+"_CONDITION" ,
523	dest, "in_DECOD_"+toString(i)+"_CONDITION" );
524	PORT_MAP(_component,src , "in_DECOD_"+toString(i)+"_LAST_TAKE" ,
525	dest, "in_DECOD_"+toString(i)+"_LAST_TAKE" );
526	PORT_MAP(_component,src , "in_DECOD_"+toString(i)+"_MISS_PREDICTION",
527	dest, "in_DECOD_"+toString(i)+"_MISS_PREDICTION");
528	PORT_MAP(_component,src , "in_DECOD_"+toString(i)+"_IS_ACCURATE",
529	dest, "in_DECOD_"+toString(i)+"_IS_ACCURATE");
530
531	if (_param->_have_component_victim)
532	{
533	uint32_t j = _param->_nb_inst_predict+i;
534
535	dest = _name+"_victim";
536	#ifdef POSITION
537	_component->interface_map (src ,"decod_"+toString(i),
538	dest,"access_"+toString(j));
539	#endif
540
541	COMPONENT_MAP(_component,src ,"out_DECOD_"+toString(i)+"_HIT" ,
542	dest, "in_ACCESS_"+toString(j)+"_HIT" );
543	COMPONENT_MAP(_component,src ,"out_DECOD_"+toString(i)+"_HIT_INDEX",
544	dest, "in_ACCESS_"+toString(j)+"_ENTITY");
545	COMPONENT_MAP(_component,src , "in_DECOD_"+toString(i)+"_VICTIM" ,
546	dest,"out_ACCESS_"+toString(j)+"_VICTIM");
547	}
548	}
549
550	for (uint32_t i=0; i<_param->_nb_inst_update; i++)
551	{
552	dest = _name;
553	#ifdef POSITION
554	_component->interface_map (src ,"update_"+toString(i),
555	dest,"update_"+toString(i));
556	#endif
557
558	// in_UPDATE_VAL -> glue
559	//out_UPDATE_ACK -> glue
560	if (_param->_have_port_context_id)
561	PORT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_CONTEXT_ID" ,
562	dest, "in_UPDATE_"+toString(i)+"_CONTEXT_ID" );
563	PORT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_ADDRESS_SRC" ,
564	dest, "in_UPDATE_"+toString(i)+"_ADDRESS_SRC" );
565	PORT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_ADDRESS_DEST" ,
566	dest, "in_UPDATE_"+toString(i)+"_ADDRESS_DEST" );
567	PORT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_CONDITION" ,
568	dest, "in_UPDATE_"+toString(i)+"_CONDITION" );
569	PORT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_LAST_TAKE" ,
570	dest, "in_UPDATE_"+toString(i)+"_LAST_TAKE" );
571	PORT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_MISS_PREDICTION",
572	dest, "in_UPDATE_"+toString(i)+"_MISS_PREDICTION");
573
574	if (_param->_have_component_victim)
575	{
576	uint32_t j = _param->_nb_inst_predict+_param->_nb_inst_decod+i;
577
578	dest = _name+"_victim";
579	#ifdef POSITION
580	_component->interface_map (src ,"update_"+toString(i),
581	dest,"access_"+toString(j));
582	#endif
583
584	COMPONENT_MAP(_component,src ,"out_UPDATE_"+toString(i)+"_HIT" ,
585	dest, "in_ACCESS_"+toString(j)+"_HIT" );
586	COMPONENT_MAP(_component,src ,"out_UPDATE_"+toString(i)+"_HIT_INDEX",
587	dest, "in_ACCESS_"+toString(j)+"_ENTITY");
588	COMPONENT_MAP(_component,src , "in_UPDATE_"+toString(i)+"_VICTIM" ,
589	dest,"out_ACCESS_"+toString(j)+"_VICTIM");
590	}
591	}
592	}
593	// ~~~~~[ Others ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
594
595	#if DEBUG_Branch_Target_Buffer == true
596	_component->test_map();
597	#endif
598
599	#ifdef POSITION
600	if (usage_is_set(_usage,USE_POSITION))
601	_component->generate_file();
602	#endif
603
604	log_printf(FUNC,Branch_Target_Buffer,FUNCTION,"End");
605	};
606
607	}; // end namespace branch_target_buffer
608	}; // end namespace prediction_unit
609	}; // end namespace front_end
610	}; // end namespace multi_front_end
611	}; // end namespace core
612
613	}; // end namespace behavioural
614	}; // end namespace morpheo

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