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source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/Two_Level_Branch_Predictor/src/Two_Level_Branch_Predictor_allocation.cpp @ 48

Last change on this file since 48 was 48, checked in by rosiere, 17 years ago
Modification des Makefile : pas de creation inutile de shell
File size: 15.6 KB

Line
1	#ifdef SYSTEMC
2	/*
3	* $Id$
4	*
5	* [ Description ]
6	*
7	*/
8
9	#include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/Two_Level_Branch_Predictor/include/Two_Level_Branch_Predictor.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 direction {
18
19	namespace meta_predictor {
20	namespace two_level_branch_predictor {
21
22	void Two_Level_Branch_Predictor::allocation (void)
23	{
24	log_printf(FUNC,Two_Level_Branch_Predictor,"allocation","Begin");
25
26	_component = new Component ();
27
28	Entity * entity = _component->set_entity (_name
29	,"Two_Level_Branch_Predictor"
30	#ifdef POSITION
31	,MIXTE
32	#endif
33	);
34
35	_interfaces = entity->set_interfaces();
36
37	// ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
38	{
39	Interface * interface = _interfaces->set_interface(""
40	#ifdef POSITION
41	, IN
42	, SOUTH
43	, "Generalist interface"
44	#endif
45	);
46
47	in_CLOCK = interface->set_signal_clk ("clock" ,1);
48	in_NRESET = interface->set_signal_in <Tcontrol_t> ("nreset",1,RESET_VHDL_YES);
49	}
50
51	// ~~~~~[ Interface : "predict" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
52
53	in_PREDICT_VAL = new SC_IN (Tcontrol_t) * [_param._nb_prediction ];
54	out_PREDICT_ACK = new SC_OUT(Tcontrol_t) * [_param._nb_prediction ];
55	in_PREDICT_ADDRESS = new SC_IN (Taddress_t) * [_param._nb_prediction ];
56	if (_param._have_bht)
57	out_PREDICT_BHT_HISTORY = new SC_OUT(Tbht_history_t) * [_param._nb_prediction ];
58	if (_param._have_pht)
59	out_PREDICT_PHT_HISTORY = new SC_OUT(Tpht_history_t) * [_param._nb_prediction ];
60
61	for (uint32_t i=0; i<_param._nb_prediction; i++)
62	{
63	Interface_fifo * interface = _interfaces->set_interface("predict_"+toString(i)
64	#ifdef POSITION
65	, IN
66	, WEST
67	, "Interface Predict"
68	#endif
69	);
70
71	in_PREDICT_VAL [i] = interface->set_signal_valack_in ("val" , VAL);
72	out_PREDICT_ACK [i] = interface->set_signal_valack_out ("ack" , ACK);
73	in_PREDICT_ADDRESS [i] = interface->set_signal_in <Taddress_t> ("address", _param._size_address);
74	if (_param._have_bht)
75	out_PREDICT_BHT_HISTORY [i] = interface->set_signal_out <Tbht_history_t> ("bht_history", _param._bht_size_shifter);
76	if (_param._have_pht)
77	out_PREDICT_PHT_HISTORY [i] = interface->set_signal_out <Tpht_history_t> ("pht_history", _param._pht_size_counter);
78	}
79
80	// ~~~~~[ Interface : "branch_complete" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
81
82	in_BRANCH_COMPLETE_VAL = new SC_IN (Tcontrol_t) * [_param._nb_branch_complete];
83	out_BRANCH_COMPLETE_ACK = new SC_OUT(Tcontrol_t) * [_param._nb_branch_complete];
84	in_BRANCH_COMPLETE_ADDRESS = new SC_IN (Taddress_t) * [_param._nb_branch_complete];
85	if (_param._have_bht)
86	in_BRANCH_COMPLETE_BHT_HISTORY = new SC_IN (Tbht_history_t) * [_param._nb_branch_complete];
87	if (_param._have_pht)
88	in_BRANCH_COMPLETE_PHT_HISTORY = new SC_IN (Tpht_history_t) * [_param._nb_branch_complete];
89	in_BRANCH_COMPLETE_DIRECTION = new SC_IN (Tcontrol_t) * [_param._nb_branch_complete];
90
91	for (uint32_t i=0; i<_param._nb_branch_complete; i++)
92	{
93	Interface_fifo * interface = _interfaces->set_interface("branch_complete_"+toString(i)
94	#ifdef POSITION
95	, IN
96	, EAST
97	, "Interface branch complete"
98	#endif
99	);
100
101	in_BRANCH_COMPLETE_VAL [i] = interface->set_signal_valack_in ("val" , VAL);
102	out_BRANCH_COMPLETE_ACK [i] = interface->set_signal_valack_out ("ack" , ACK);
103	in_BRANCH_COMPLETE_ADDRESS [i] = interface->set_signal_in <Taddress_t > ("address" , _param._size_address);
104	if (_param._have_bht)
105	in_BRANCH_COMPLETE_BHT_HISTORY [i] = interface->set_signal_in <Tbht_history_t> ("bht_history", _param._bht_size_shifter);
106	if (_param._have_pht)
107	in_BRANCH_COMPLETE_PHT_HISTORY [i] = interface->set_signal_in <Tpht_history_t> ("pht_history", _param._pht_size_counter);
108	in_BRANCH_COMPLETE_DIRECTION [i] = interface->set_signal_in <Tcontrol_t > ("direction" , 1);
109	}
110
111	// ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
112	string name_component;
113
114	// =====[ component_Branch_History_Table ]============================
115	if (_param._have_bht)
116	{
117	name_component = _name+"_Branch_History_Table";
118
119	component_Branch_History_Table = new morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::branch_history_table ::Branch_History_Table (name_component.c_str()
120	#ifdef STATISTICS
121	,_param_statistics
122	#endif
123	,*(_param._param_branch_history_table));
124
125	_component->set_component (component_Branch_History_Table->_component
126	#ifdef POSITION
127	, 75
128	, 25
129	, 10
130	, 10
131	#endif
132	);
133	}
134
135	// =====[ component_Pattern_History_Table ]===========================
136	if (_param._have_pht)
137	{
138	name_component = _name+"_Pattern_History_Table";
139
140	component_Pattern_History_Table = new morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::pattern_history_table ::Pattern_History_Table (name_component.c_str()
141	#ifdef STATISTICS
142	,_param_statistics
143	#endif
144	,*(_param._param_pattern_history_table));
145
146	_component->set_component (component_Pattern_History_Table->_component
147	#ifdef POSITION
148	, 75
149	, 75
150	, 10
151	, 10
152	#endif
153	);
154	}
155
156	// =====[ component_Two_Level_Branch_Predictor_Glue ]=================
157
158	name_component = _name+"_Two_Level_Branch_Predictor_Glue";
159
160	component_Two_Level_Branch_Predictor_Glue = new morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::direction::meta_predictor::two_level_branch_predictor::two_level_branch_predictor_glue::Two_Level_Branch_Predictor_Glue (name_component.c_str()
161	#ifdef STATISTICS
162	,_param_statistics
163	#endif
164	,*(_param._param_two_level_branch_predictor_glue));
165
166	_component->set_component (component_Two_Level_Branch_Predictor_Glue->_component
167	#ifdef POSITION
168	, 50
169	, 75
170	, 10
171	, 10
172	#endif
173	);
174
175	// ~~~~~[ Component - Instanciation ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
176
177	// =====[ component_Branch_History_Table - Instanciation ]============
178	if (_param._have_bht)
179	{
180	#ifdef POSITION
181	_component->interface_map (_name+"_Branch_History_Table","",
182	_name ,"");
183	#endif
184
185	_component->port_map(_name+"_Branch_History_Table", "in_CLOCK" , _name,"in_CLOCK" );
186	_component->port_map(_name+"_Branch_History_Table", "in_NRESET", _name,"in_NRESET");
187
188	for (uint32_t i=0; i<_param._nb_prediction; i++)
189	{
190	#ifdef POSITION
191	_component->interface_map (_name+"_Branch_History_Table","predict_"+toString(i),
192	_name ,"predict_"+toString(i));
193	#endif
194	_component->port_map(_name+"_Branch_History_Table", "in_PREDICT_"+toString(i)+"_VAL" , _name , "in_PREDICT_"+toString(i)+"_VAL" );
195	_component->port_map(_name+"_Branch_History_Table","out_PREDICT_"+toString(i)+"_ACK" , _name+"_Two_Level_Branch_Predictor_Glue", "in_PREDICT_"+toString(i)+"_BHT_ACK" );
196	_component->port_map(_name+"_Branch_History_Table", "in_PREDICT_"+toString(i)+"_ADDRESS", _name+"_Two_Level_Branch_Predictor_Glue","out_PREDICT_"+toString(i)+"_BHT_ADDRESS");
197	_component->port_map(_name+"_Branch_History_Table","out_PREDICT_"+toString(i)+"_HISTORY", _name ,"out_PREDICT_"+toString(i)+"_BHT_HISTORY");
198	}
199
200	for (uint32_t i=0; i<_param._nb_branch_complete; i++)
201	{
202	#ifdef POSITION
203	_component->interface_map (_name+"_Branch_History_Table","branch_complete_"+toString(i),
204	_name ,"branch_complete_"+toString(i));
205	#endif
206	_component->port_map(_name+"_Branch_History_Table", "in_BRANCH_COMPLETE_"+toString(i)+"_VAL" , _name , "in_BRANCH_COMPLETE_"+toString(i)+"_VAL" );
207	_component->port_map(_name+"_Branch_History_Table","out_BRANCH_COMPLETE_"+toString(i)+"_ACK" , _name+"_Two_Level_Branch_Predictor_Glue", "in_BRANCH_COMPLETE_"+toString(i)+"_BHT_ACK" );
208	_component->port_map(_name+"_Branch_History_Table", "in_BRANCH_COMPLETE_"+toString(i)+"_ADDRESS" , _name+"_Two_Level_Branch_Predictor_Glue","out_BRANCH_COMPLETE_"+toString(i)+"_BHT_ADDRESS" );
209	_component->port_map(_name+"_Branch_History_Table", "in_BRANCH_COMPLETE_"+toString(i)+"_HISTORY" , _name , "in_BRANCH_COMPLETE_"+toString(i)+"_BHT_HISTORY" );
210	_component->port_map(_name+"_Branch_History_Table", "in_BRANCH_COMPLETE_"+toString(i)+"_DIRECTION", _name , "in_BRANCH_COMPLETE_"+toString(i)+"_DIRECTION" );
211	}
212	}
213
214	// =====[ component_Pattern_History_Table - Instanciation ]===========
215	if (_param._have_pht)
216	{
217	#ifdef POSITION
218	_component->interface_map (_name+"_Pattern_History_Table","",
219	_name ,"");
220	#endif
221
222	_component->port_map(_name+"_Pattern_History_Table", "in_CLOCK" , _name,"in_CLOCK" );
223	_component->port_map(_name+"_Pattern_History_Table", "in_NRESET", _name,"in_NRESET");
224
225	for (uint32_t i=0; i<_param._nb_prediction; i++)
226	{
227	#ifdef POSITION
228	_component->interface_map (_name+"_Pattern_History_Table","predict_"+toString(i),
229	_name ,"predict_"+toString(i));
230	#endif
231	_component->port_map(_name+"_Pattern_History_Table", "in_PREDICT_"+toString(i)+"_VAL" , _name , "in_PREDICT_"+toString(i)+"_VAL" );
232	_component->port_map(_name+"_Pattern_History_Table","out_PREDICT_"+toString(i)+"_ACK" , _name+"_Two_Level_Branch_Predictor_Glue", "in_PREDICT_"+toString(i)+"_PHT_ACK" );
233	_component->port_map(_name+"_Pattern_History_Table", "in_PREDICT_"+toString(i)+"_ADDRESS", _name+"_Two_Level_Branch_Predictor_Glue","out_PREDICT_"+toString(i)+"_PHT_ADDRESS");
234	_component->port_map(_name+"_Pattern_History_Table","out_PREDICT_"+toString(i)+"_HISTORY", _name ,"out_PREDICT_"+toString(i)+"_PHT_HISTORY");
235	}
236
237	for (uint32_t i=0; i<_param._nb_branch_complete; i++)
238	{
239	#ifdef POSITION
240	_component->interface_map (_name+"_Pattern_History_Table","branch_complete_"+toString(i),
241	_name ,"branch_complete_"+toString(i));
242	#endif
243	_component->port_map(_name+"_Pattern_History_Table", "in_BRANCH_COMPLETE_"+toString(i)+"_VAL" , _name , "in_BRANCH_COMPLETE_"+toString(i)+"_VAL" );
244	_component->port_map(_name+"_Pattern_History_Table","out_BRANCH_COMPLETE_"+toString(i)+"_ACK" , _name+"_Two_Level_Branch_Predictor_Glue", "in_BRANCH_COMPLETE_"+toString(i)+"_PHT_ACK" );
245	_component->port_map(_name+"_Pattern_History_Table", "in_BRANCH_COMPLETE_"+toString(i)+"_ADDRESS" , _name+"_Two_Level_Branch_Predictor_Glue","out_BRANCH_COMPLETE_"+toString(i)+"_PHT_ADDRESS" );
246	_component->port_map(_name+"_Pattern_History_Table", "in_BRANCH_COMPLETE_"+toString(i)+"_HISTORY" , _name , "in_BRANCH_COMPLETE_"+toString(i)+"_PHT_HISTORY" );
247	_component->port_map(_name+"_Pattern_History_Table", "in_BRANCH_COMPLETE_"+toString(i)+"_DIRECTION", _name , "in_BRANCH_COMPLETE_"+toString(i)+"_DIRECTION" );
248	}
249	}
250
251	// =====[ component_Two_Level_Branch_Predictor_Glue - Instanciation ]=
252	#ifdef POSITION
253	_component->interface_map (_name+"_Two_Level_Branch_Predictor_Glue","",
254	_name ,"");
255	#endif
256	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "in_CLOCK" , _name,"in_CLOCK" );
257	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "in_NRESET", _name,"in_NRESET");
258
259	for (uint32_t i=0; i<_param._nb_prediction; i++)
260	{
261	if (_param._have_bht)
262	{
263	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "in_PREDICT_"+toString(i)+"_BHT_ACK" , _name+"_Branch_History_Table" , "out_PREDICT_"+toString(i)+"_ACK" );
264	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "out_PREDICT_"+toString(i)+"_BHT_ADDRESS", _name+"_Branch_History_Table" , "in_PREDICT_"+toString(i)+"_ADDRESS");
265	}
266	if (_param._have_pht)
267	{
268	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "in_PREDICT_"+toString(i)+"_PHT_ACK" , _name+"_Pattern_History_Table", "out_PREDICT_"+toString(i)+"_ACK" );
269	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "out_PREDICT_"+toString(i)+"_PHT_ADDRESS", _name+"_Pattern_History_Table", "in_PREDICT_"+toString(i)+"_ADDRESS");
270	}
271	if (_param._have_bht and _param._have_pht)
272	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "in_PREDICT_"+toString(i)+"_BHT_HISTORY" , _name+"_Branch_History_Table" ,"out_PREDICT_"+toString(i)+"_HISTORY");
273	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue","out_PREDICT_"+toString(i)+"_ACK" , _name ,"out_PREDICT_"+toString(i)+"_ACK");
274	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "in_PREDICT_"+toString(i)+"_ADDRESS" , _name , "in_PREDICT_"+toString(i)+"_ADDRESS");
275	}
276
277	for (uint32_t i=0; i<_param._nb_branch_complete; i++)
278	{
279	if (_param._have_bht)
280	{
281	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "in_BRANCH_COMPLETE_"+toString(i)+"_BHT_ACK" , _name+"_Branch_History_Table" , "out_BRANCH_COMPLETE_"+toString(i)+"_ACK" );
282	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "out_BRANCH_COMPLETE_"+toString(i)+"_BHT_ADDRESS", _name+"_Branch_History_Table" , "in_BRANCH_COMPLETE_"+toString(i)+"_ADDRESS");
283	}
284	if (_param._have_pht)
285	{
286	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "in_BRANCH_COMPLETE_"+toString(i)+"_PHT_ACK" , _name+"_Pattern_History_Table", "out_BRANCH_COMPLETE_"+toString(i)+"_ACK" );
287	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "out_BRANCH_COMPLETE_"+toString(i)+"_PHT_ADDRESS", _name+"_Pattern_History_Table", "in_BRANCH_COMPLETE_"+toString(i)+"_ADDRESS");
288	}
289	if (_param._have_bht and _param._have_pht)
290	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "in_BRANCH_COMPLETE_"+toString(i)+"_BHT_HISTORY" , _name , "in_BRANCH_COMPLETE_"+toString(i)+"_BHT_HISTORY");
291	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue","out_BRANCH_COMPLETE_"+toString(i)+"_ACK" , _name ,"out_BRANCH_COMPLETE_"+toString(i)+"_ACK");
292	_component->port_map(_name+"_Two_Level_Branch_Predictor_Glue", "in_BRANCH_COMPLETE_"+toString(i)+"_ADDRESS" , _name , "in_BRANCH_COMPLETE_"+toString(i)+"_ADDRESS");
293	}
294	#ifdef POSITION
295	_component->generate_file();
296	#endif
297
298	log_printf(FUNC,Two_Level_Branch_Predictor,"allocation","End");
299	};
300
301	}; // end namespace two_level_branch_predictor
302	}; // end namespace meta_predictor
303
304	}; // end namespace core
305	}; // end namespace multi_front_end
306	}; // end namespace front_end
307	}; // end namespace prediction_unit
308	}; // end namespace direction
309
310	}; // end namespace behavioural
311	}; // end namespace morpheo
312	#endif

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