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test.cpp @ 45

Last change on this file since 45 was 45, checked in by rosiere, 17 years ago
Documentation : specification d'un cache de donnée non bloquant Modification de l'aborescence
File size: 27.5 KB

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1	/*
2	* $Id$
3	*
4	* [ Description ]
5	*
6	* Test
7	*/
8
9	#define NB_ITERATION 1024
10
11	#include "Behavioural/Stage_1_Ifetch/Predictor/Meta_Predictor/Meta_Predictor_Glue/SelfTest/include/test.h"
12	#include "Common/include/Test.h"
13
14	void test (string name,
15	morpheo::behavioural::stage_1_ifetch::predictor::meta_predictor::meta_predictor_glue::Parameters _param)
16	{
17	cout << "<" << name << "> : Simulation SystemC" << endl;
18
19	Meta_Predictor_Glue * _Meta_Predictor_Glue = new Meta_Predictor_Glue (name.c_str(),
20	#ifdef STATISTICS
21	morpheo::behavioural::Parameters_Statistics(5,50),
22	#endif
23	_param);
24
25	#ifdef SYSTEMC
26	/*********************************************************************
27	* Déclarations des signaux
28	*********************************************************************/
29	sc_clock * CLOCK;
30	sc_signal<Tcontrol_t> * NRESET;
31
32	// Interface Predict
33	sc_signal<Tcontrol_t> ** PREDICT_PREDICTOR_0_ACK ;
34	sc_signal<Tcontrol_t> ** PREDICT_PREDICTOR_1_ACK ;
35	sc_signal<Tcontrol_t> ** PREDICT_PREDICTOR_2_ACK ;
36	sc_signal<Tcontrol_t> ** PREDICT_ACK ;
37
38	sc_signal<Tbht_history_t> ** PREDICT_PREDICTOR_0_BHT_HISTORY ;
39	sc_signal<Tpht_history_t> ** PREDICT_PREDICTOR_0_PHT_HISTORY ;
40	sc_signal<Tbht_history_t> ** PREDICT_PREDICTOR_1_BHT_HISTORY ;
41	sc_signal<Tpht_history_t> ** PREDICT_PREDICTOR_1_PHT_HISTORY ;
42	sc_signal<Tbht_history_t> ** PREDICT_PREDICTOR_2_BHT_HISTORY ;
43	sc_signal<Tpht_history_t> ** PREDICT_PREDICTOR_2_PHT_HISTORY ;
44	sc_signal<Thistory_t> ** PREDICT_HISTORY ;
45	sc_signal<Tcontrol_t> ** PREDICT_DIRECTION ;
46
47	// Interface Branch_complete
48	sc_signal<Tcontrol_t> ** BRANCH_COMPLETE_VAL ;
49	sc_signal<Tcontrol_t> ** BRANCH_COMPLETE_PREDICTOR_2_VAL ;
50
51	sc_signal<Tcontrol_t> ** BRANCH_COMPLETE_PREDICTOR_0_ACK ;
52	sc_signal<Tcontrol_t> ** BRANCH_COMPLETE_PREDICTOR_1_ACK ;
53	sc_signal<Tcontrol_t> ** BRANCH_COMPLETE_PREDICTOR_2_ACK ;
54	sc_signal<Tcontrol_t> ** BRANCH_COMPLETE_ACK ;
55
56	sc_signal<Tbht_history_t> ** BRANCH_COMPLETE_PREDICTOR_0_BHT_HISTORY;
57	sc_signal<Tpht_history_t> ** BRANCH_COMPLETE_PREDICTOR_0_PHT_HISTORY;
58	sc_signal<Tbht_history_t> ** BRANCH_COMPLETE_PREDICTOR_1_BHT_HISTORY;
59	sc_signal<Tpht_history_t> ** BRANCH_COMPLETE_PREDICTOR_1_PHT_HISTORY;
60	sc_signal<Tbht_history_t> ** BRANCH_COMPLETE_PREDICTOR_2_BHT_HISTORY;
61	sc_signal<Tpht_history_t> ** BRANCH_COMPLETE_PREDICTOR_2_PHT_HISTORY;
62	sc_signal<Thistory_t> ** BRANCH_COMPLETE_HISTORY ;
63	sc_signal<Tcontrol_t> ** BRANCH_COMPLETE_DIRECTION ;
64	sc_signal<Tcontrol_t> ** BRANCH_COMPLETE_PREDICTOR_2_DIRECTION ;
65	string rename;
66
67	#if defined(STATISTICS) or defined(VHDL_TESTBENCH)
68	CLOCK = new sc_clock ("clock", 1.0, 0.5);
69	NRESET = new sc_signal<Tcontrol_t> ("nreset");
70	#endif
71
72	// Interface Predict
73
74	PREDICT_PREDICTOR_0_ACK = new sc_signal<Tcontrol_t> * [_param._nb_prediction ];
75	PREDICT_PREDICTOR_1_ACK = new sc_signal<Tcontrol_t> * [_param._nb_prediction ];
76	PREDICT_PREDICTOR_2_ACK = new sc_signal<Tcontrol_t> * [_param._nb_prediction ];
77	PREDICT_ACK = new sc_signal<Tcontrol_t> * [_param._nb_prediction ];
78	PREDICT_PREDICTOR_0_BHT_HISTORY = new sc_signal<Tbht_history_t> * [_param._nb_prediction ];
79	PREDICT_PREDICTOR_0_PHT_HISTORY = new sc_signal<Tpht_history_t> * [_param._nb_prediction ];
80	PREDICT_PREDICTOR_1_BHT_HISTORY = new sc_signal<Tbht_history_t> * [_param._nb_prediction ];
81	PREDICT_PREDICTOR_1_PHT_HISTORY = new sc_signal<Tpht_history_t> * [_param._nb_prediction ];
82	PREDICT_PREDICTOR_2_BHT_HISTORY = new sc_signal<Tbht_history_t> * [_param._nb_prediction ];
83	PREDICT_PREDICTOR_2_PHT_HISTORY = new sc_signal<Tpht_history_t> * [_param._nb_prediction ];
84	PREDICT_HISTORY = new sc_signal<Thistory_t> * [_param._nb_prediction ];
85	PREDICT_DIRECTION = new sc_signal<Tcontrol_t> * [_param._nb_prediction ];
86
87	for (uint32_t i=0; i<_param._nb_prediction; i++)
88	{
89	rename = "PREDICT_PREDICTOR_0_ACK_" +toString(i);
90	PREDICT_PREDICTOR_0_ACK [i] = new sc_signal<Tcontrol_t> (rename.c_str());
91	rename = "PREDICT_PREDICTOR_1_ACK_" +toString(i);
92	PREDICT_PREDICTOR_1_ACK [i] = new sc_signal<Tcontrol_t> (rename.c_str());
93	rename = "PREDICT_PREDICTOR_2_ACK_" +toString(i);
94	PREDICT_PREDICTOR_2_ACK [i] = new sc_signal<Tcontrol_t> (rename.c_str());
95	rename = "PREDICT_ACK_" +toString(i);
96	PREDICT_ACK [i] = new sc_signal<Tcontrol_t> (rename.c_str());
97	rename = "PREDICT_PREDICTOR_0_BHT_HISTORY_"+toString(i);
98	PREDICT_PREDICTOR_0_BHT_HISTORY [i] = new sc_signal<Tbht_history_t> (rename.c_str());
99	rename = "PREDICT_PREDICTOR_0_PHT_HISTORY_"+toString(i);
100	PREDICT_PREDICTOR_0_PHT_HISTORY [i] = new sc_signal<Tpht_history_t> (rename.c_str());
101	rename = "PREDICT_PREDICTOR_1_BHT_HISTORY_"+toString(i);
102	PREDICT_PREDICTOR_1_BHT_HISTORY [i] = new sc_signal<Tbht_history_t> (rename.c_str());
103	rename = "PREDICT_PREDICTOR_1_PHT_HISTORY_"+toString(i);
104	PREDICT_PREDICTOR_1_PHT_HISTORY [i] = new sc_signal<Tpht_history_t> (rename.c_str());
105	rename = "PREDICT_PREDICTOR_2_BHT_HISTORY_"+toString(i);
106	PREDICT_PREDICTOR_2_BHT_HISTORY [i] = new sc_signal<Tbht_history_t> (rename.c_str());
107	rename = "PREDICT_PREDICTOR_2_PHT_HISTORY_"+toString(i);
108	PREDICT_PREDICTOR_2_PHT_HISTORY [i] = new sc_signal<Tpht_history_t> (rename.c_str());
109	rename = "PREDICT_HISTORY_" +toString(i);
110	PREDICT_HISTORY [i] = new sc_signal<Thistory_t> (rename.c_str());
111	rename = "PREDICT_DIRECTION_" +toString(i);
112	PREDICT_DIRECTION [i] = new sc_signal<Tcontrol_t> (rename.c_str());
113	}
114
115	// Interface Branch_complete
116	BRANCH_COMPLETE_VAL = new sc_signal<Tcontrol_t> * [_param._nb_branch_complete ];
117	BRANCH_COMPLETE_PREDICTOR_2_VAL = new sc_signal<Tcontrol_t> * [_param._nb_branch_complete ];
118	BRANCH_COMPLETE_PREDICTOR_0_ACK = new sc_signal<Tcontrol_t> * [_param._nb_branch_complete ];
119	BRANCH_COMPLETE_PREDICTOR_1_ACK = new sc_signal<Tcontrol_t> * [_param._nb_branch_complete ];
120	BRANCH_COMPLETE_PREDICTOR_2_ACK = new sc_signal<Tcontrol_t> * [_param._nb_branch_complete ];
121	BRANCH_COMPLETE_ACK = new sc_signal<Tcontrol_t> * [_param._nb_branch_complete ];
122	BRANCH_COMPLETE_PREDICTOR_0_BHT_HISTORY = new sc_signal<Tbht_history_t> * [_param._nb_branch_complete ];
123	BRANCH_COMPLETE_PREDICTOR_0_PHT_HISTORY = new sc_signal<Tpht_history_t> * [_param._nb_branch_complete ];
124	BRANCH_COMPLETE_PREDICTOR_1_BHT_HISTORY = new sc_signal<Tbht_history_t> * [_param._nb_branch_complete ];
125	BRANCH_COMPLETE_PREDICTOR_1_PHT_HISTORY = new sc_signal<Tpht_history_t> * [_param._nb_branch_complete ];
126	BRANCH_COMPLETE_PREDICTOR_2_BHT_HISTORY = new sc_signal<Tbht_history_t> * [_param._nb_branch_complete ];
127	BRANCH_COMPLETE_PREDICTOR_2_PHT_HISTORY = new sc_signal<Tpht_history_t> * [_param._nb_branch_complete ];
128	BRANCH_COMPLETE_HISTORY = new sc_signal<Thistory_t> * [_param._nb_branch_complete ];
129	BRANCH_COMPLETE_DIRECTION = new sc_signal<Tcontrol_t> * [_param._nb_branch_complete ];
130	BRANCH_COMPLETE_PREDICTOR_2_DIRECTION = new sc_signal<Tcontrol_t> * [_param._nb_branch_complete ];
131
132	for (uint32_t i=0; i<_param._nb_branch_complete; i++)
133	{
134	rename = "BRANCH_COMPLETE_VAL_" +toString(i);
135	BRANCH_COMPLETE_VAL [i] = new sc_signal<Tcontrol_t> (rename.c_str());
136	rename = "BRANCH_COMPLETE_PREDICTOR_2_VAL_" +toString(i);
137	BRANCH_COMPLETE_PREDICTOR_2_VAL [i] = new sc_signal<Tcontrol_t> (rename.c_str());
138	rename = "BRANCH_COMPLETE_PREDICTOR_0_ACK_" +toString(i);
139	BRANCH_COMPLETE_PREDICTOR_0_ACK [i] = new sc_signal<Tcontrol_t> (rename.c_str());
140	rename = "BRANCH_COMPLETE_PREDICTOR_1_ACK_" +toString(i);
141	BRANCH_COMPLETE_PREDICTOR_1_ACK [i] = new sc_signal<Tcontrol_t> (rename.c_str());
142	rename = "BRANCH_COMPLETE_PREDICTOR_2_ACK_" +toString(i);
143	BRANCH_COMPLETE_PREDICTOR_2_ACK [i] = new sc_signal<Tcontrol_t> (rename.c_str());
144	rename = "BRANCH_COMPLETE_ACK_" +toString(i);
145	BRANCH_COMPLETE_ACK [i] = new sc_signal<Tcontrol_t> (rename.c_str());
146	rename = "BRANCH_COMPLETE_PREDICTOR_0_BHT_HISTORY_"+toString(i);
147	BRANCH_COMPLETE_PREDICTOR_0_BHT_HISTORY [i] = new sc_signal<Tbht_history_t> (rename.c_str());
148	rename = "BRANCH_COMPLETE_PREDICTOR_0_PHT_HISTORY_"+toString(i);
149	BRANCH_COMPLETE_PREDICTOR_0_PHT_HISTORY [i] = new sc_signal<Tpht_history_t> (rename.c_str());
150	rename = "BRANCH_COMPLETE_PREDICTOR_1_BHT_HISTORY_"+toString(i);
151	BRANCH_COMPLETE_PREDICTOR_1_BHT_HISTORY [i] = new sc_signal<Tbht_history_t> (rename.c_str());
152	rename = "BRANCH_COMPLETE_PREDICTOR_1_PHT_HISTORY_"+toString(i);
153	BRANCH_COMPLETE_PREDICTOR_1_PHT_HISTORY [i] = new sc_signal<Tpht_history_t> (rename.c_str());
154	rename = "BRANCH_COMPLETE_PREDICTOR_2_BHT_HISTORY_"+toString(i);
155	BRANCH_COMPLETE_PREDICTOR_2_BHT_HISTORY [i] = new sc_signal<Tbht_history_t> (rename.c_str());
156	rename = "BRANCH_COMPLETE_PREDICTOR_2_PHT_HISTORY_"+toString(i);
157	BRANCH_COMPLETE_PREDICTOR_2_PHT_HISTORY [i] = new sc_signal<Tpht_history_t> (rename.c_str());
158	rename = "BRANCH_COMPLETE_HISTORY_" +toString(i);
159	BRANCH_COMPLETE_HISTORY [i] = new sc_signal<Thistory_t> (rename.c_str());
160	rename = "BRANCH_COMPLETE_DIRECTION_" +toString(i);
161	BRANCH_COMPLETE_DIRECTION [i] = new sc_signal<Tcontrol_t> (rename.c_str());
162	rename = "BRANCH_COMPLETE_PREDICTOR_2_DIRECTION_" +toString(i);
163	BRANCH_COMPLETE_PREDICTOR_2_DIRECTION [i] = new sc_signal<Tcontrol_t> (rename.c_str());
164	}
165
166	/********************************************************
167	* Instanciation
168	********************************************************/
169
170	cout << "<" << name << "> Instanciation of _Meta_Predictor_Glue" << endl;
171
172	#if defined(STATISTICS) or defined(VHDL_TESTBENCH)
173	((_Meta_Predictor_Glue->in_CLOCK)) ((CLOCK));
174	((_Meta_Predictor_Glue->in_NRESET)) ((NRESET));
175	#endif
176
177	// Interface Predict
178	for (uint32_t i=0; i<_param._nb_prediction; i++)
179	{
180	if (_param._have_meta_predictor)
181	{
182	((_Meta_Predictor_Glue-> in_PREDICT_PREDICTOR_0_ACK [i])) ((PREDICT_PREDICTOR_0_ACK [i]));
183	((_Meta_Predictor_Glue-> in_PREDICT_PREDICTOR_1_ACK [i])) ((PREDICT_PREDICTOR_1_ACK [i]));
184	}
185	((_Meta_Predictor_Glue-> in_PREDICT_PREDICTOR_2_ACK [i])) ((PREDICT_PREDICTOR_2_ACK [i]));
186	((_Meta_Predictor_Glue->out_PREDICT_ACK [i])) ((PREDICT_ACK [i]));
187	if (_param._have_meta_predictor)
188	{
189	if (_param._predictor_0_have_bht)
190	((_Meta_Predictor_Glue-> in_PREDICT_PREDICTOR_0_BHT_HISTORY [i])) ((PREDICT_PREDICTOR_0_BHT_HISTORY [i]));
191	if (_param._predictor_0_have_pht)
192	((_Meta_Predictor_Glue-> in_PREDICT_PREDICTOR_0_PHT_HISTORY [i])) ((PREDICT_PREDICTOR_0_PHT_HISTORY [i]));
193	if (_param._predictor_1_have_bht)
194	((_Meta_Predictor_Glue-> in_PREDICT_PREDICTOR_1_BHT_HISTORY [i])) ((PREDICT_PREDICTOR_1_BHT_HISTORY [i]));
195	if (_param._predictor_1_have_pht)
196	((_Meta_Predictor_Glue-> in_PREDICT_PREDICTOR_1_PHT_HISTORY [i])) ((PREDICT_PREDICTOR_1_PHT_HISTORY [i]));
197	}
198	if (_param._predictor_2_have_bht)
199	((_Meta_Predictor_Glue-> in_PREDICT_PREDICTOR_2_BHT_HISTORY [i])) ((PREDICT_PREDICTOR_2_BHT_HISTORY [i]));
200	if (_param._predictor_2_have_pht)
201	((_Meta_Predictor_Glue-> in_PREDICT_PREDICTOR_2_PHT_HISTORY [i])) ((PREDICT_PREDICTOR_2_PHT_HISTORY [i]));
202	((_Meta_Predictor_Glue->out_PREDICT_HISTORY [i])) ((PREDICT_HISTORY [i]));
203	((_Meta_Predictor_Glue->out_PREDICT_DIRECTION [i])) ((PREDICT_DIRECTION [i]));
204	}
205
206	// Interface Branch_complete
207
208	for (uint32_t i=0; i<_param._nb_branch_complete; i++)
209	{
210	if (_param._have_meta_predictor)
211	{
212	((_Meta_Predictor_Glue-> in_BRANCH_COMPLETE_VAL [i])) ((BRANCH_COMPLETE_VAL [i]));
213	((_Meta_Predictor_Glue->out_BRANCH_COMPLETE_PREDICTOR_2_VAL [i])) ((BRANCH_COMPLETE_PREDICTOR_2_VAL [i]));
214
215	((_Meta_Predictor_Glue-> in_BRANCH_COMPLETE_PREDICTOR_0_ACK [i])) ((BRANCH_COMPLETE_PREDICTOR_0_ACK [i]));
216	((_Meta_Predictor_Glue-> in_BRANCH_COMPLETE_PREDICTOR_1_ACK [i])) ((BRANCH_COMPLETE_PREDICTOR_1_ACK [i]));
217	}
218	((_Meta_Predictor_Glue-> in_BRANCH_COMPLETE_PREDICTOR_2_ACK [i])) ((BRANCH_COMPLETE_PREDICTOR_2_ACK [i]));
219	((_Meta_Predictor_Glue->out_BRANCH_COMPLETE_ACK [i])) ((BRANCH_COMPLETE_ACK [i]));
220
221	if (_param._have_meta_predictor)
222	{
223	if (_param._predictor_0_have_bht)
224	((_Meta_Predictor_Glue->out_BRANCH_COMPLETE_PREDICTOR_0_BHT_HISTORY [i])) ((BRANCH_COMPLETE_PREDICTOR_0_BHT_HISTORY [i]));
225	if (_param._predictor_0_have_pht)
226	((_Meta_Predictor_Glue->out_BRANCH_COMPLETE_PREDICTOR_0_PHT_HISTORY [i])) ((BRANCH_COMPLETE_PREDICTOR_0_PHT_HISTORY [i]));
227	if (_param._predictor_1_have_bht)
228	((_Meta_Predictor_Glue->out_BRANCH_COMPLETE_PREDICTOR_1_BHT_HISTORY [i])) ((BRANCH_COMPLETE_PREDICTOR_1_BHT_HISTORY [i]));
229	if (_param._predictor_1_have_pht)
230	((_Meta_Predictor_Glue->out_BRANCH_COMPLETE_PREDICTOR_1_PHT_HISTORY [i])) ((BRANCH_COMPLETE_PREDICTOR_1_PHT_HISTORY [i]));
231	}
232	if (_param._predictor_2_have_bht)
233	((_Meta_Predictor_Glue->out_BRANCH_COMPLETE_PREDICTOR_2_BHT_HISTORY [i])) ((BRANCH_COMPLETE_PREDICTOR_2_BHT_HISTORY [i]));
234	if (_param._predictor_2_have_pht)
235	((_Meta_Predictor_Glue->out_BRANCH_COMPLETE_PREDICTOR_2_PHT_HISTORY [i])) ((BRANCH_COMPLETE_PREDICTOR_2_PHT_HISTORY [i]));
236	((_Meta_Predictor_Glue-> in_BRANCH_COMPLETE_HISTORY [i])) ((BRANCH_COMPLETE_HISTORY [i]));
237	if (_param._have_meta_predictor)
238	{
239	((_Meta_Predictor_Glue-> in_BRANCH_COMPLETE_DIRECTION [i])) ((BRANCH_COMPLETE_DIRECTION [i]));
240	((_Meta_Predictor_Glue->out_BRANCH_COMPLETE_PREDICTOR_2_DIRECTION [i])) ((BRANCH_COMPLETE_PREDICTOR_2_DIRECTION [i]));
241	}
242	}
243
244	/********************************************************
245	* Simulation - Begin
246	********************************************************/
247
248	cout << "<" << name << "> Start Simulation ............" << endl;
249	// Initialisation
250
251	const uint32_t seed = 0;
252	//const uint32_t seed = static_cast<uint32_t>(time(NULL));
253
254	srand(seed);
255
256	sc_start(0);
257	cout << "{"+toString(static_cast<uint32_t>(sc_simulation_time()))+"} Initialisation" << endl;
258
259	NRESET->write(0);
260	sc_start(5);
261	NRESET->write(1);
262	// No need initialisation
263
264	cout << "{"+toString(static_cast<uint32_t>(sc_simulation_time()))+"} Loop of Test" << endl;
265
266	Tcontrol_t predict_ack [_param._nb_prediction];
267	Thistory_t predict_history [_param._nb_prediction];
268	Tcontrol_t predict_direction [_param._nb_prediction];
269
270	Tcontrol_t branch_complete_predictor_2_val [_param._nb_branch_complete];
271	Tcontrol_t branch_complete_ack [_param._nb_branch_complete];
272	Tbht_history_t branch_complete_predictor_0_bht_history [_param._nb_branch_complete];
273	Tpht_history_t branch_complete_predictor_0_pht_history [_param._nb_branch_complete];
274	Tbht_history_t branch_complete_predictor_1_bht_history [_param._nb_branch_complete];
275	Tpht_history_t branch_complete_predictor_1_pht_history [_param._nb_branch_complete];
276	Tbht_history_t branch_complete_predictor_2_bht_history [_param._nb_branch_complete];
277	Tpht_history_t branch_complete_predictor_2_pht_history [_param._nb_branch_complete];
278	Tcontrol_t branch_complete_predictor_2_direction [_param._nb_branch_complete];
279
280	uint32_t shift_0 = 0;
281	uint32_t shift_1 = shift_0 + _param._predictor_0_bht_size_shifter;
282	uint32_t shift_2 = shift_1 + _param._predictor_0_pht_size_counter;
283	uint32_t shift_3 = shift_2 + _param._predictor_1_bht_size_shifter;
284	uint32_t shift_4 = shift_3 + _param._predictor_1_pht_size_counter;
285	uint32_t shift_5 = shift_4 + _param._predictor_2_bht_size_shifter;
286	//uint32_t shift_6 = shift_5 + _param._predictor_2_pht_size_counter;
287
288	cout << "shift_0 : " << shift_0 << endl;
289	cout << "shift_1 : " << shift_1 << endl;
290	cout << "shift_2 : " << shift_2 << endl;
291	cout << "shift_3 : " << shift_3 << endl;
292	cout << "shift_4 : " << shift_4 << endl;
293	cout << "shift_5 : " << shift_5 << endl;
294
295	for (uint32_t iteration=0; iteration<NB_ITERATION; iteration ++)
296	{
297
298	for (uint32_t i=0; i<_param._nb_prediction; i++)
299	{
300	Tcontrol_t predictor_0_ack , predictor_1_ack , predictor_2_ack ;
301	Tpht_history_t predictor_0_pht_history, predictor_1_pht_history, predictor_2_pht_history;
302	Tbht_history_t predictor_0_bht_history, predictor_1_bht_history, predictor_2_bht_history;
303
304	predictor_0_ack = not _param._have_meta_predictor or ((rand()%2) != 0);
305	predictor_1_ack = not _param._have_meta_predictor or ((rand()%2) != 0);
306	predictor_2_ack = ((rand()%2) != 0);
307	predict_ack [i] = predictor_0_ack and predictor_1_ack and predictor_2_ack;
308
309	PREDICT_PREDICTOR_0_ACK [i] ->write (predictor_0_ack);
310	PREDICT_PREDICTOR_1_ACK [i] ->write (predictor_1_ack);
311	PREDICT_PREDICTOR_2_ACK [i] ->write (predictor_2_ack);
312
313	predictor_0_bht_history = rand() % (_param._predictor_0_bht_size_shifter+1);
314	predictor_0_pht_history = rand() % (_param._predictor_0_pht_size_counter+1);
315	predictor_1_bht_history = rand() % (_param._predictor_1_bht_size_shifter+1);
316	predictor_1_pht_history = rand() % (_param._predictor_1_pht_size_counter+1);
317	predictor_2_bht_history = rand() % (_param._predictor_2_bht_size_shifter+1);
318	predictor_2_pht_history = rand() % (_param._predictor_2_pht_size_counter+1);
319
320	predict_history [i] = ( (predictor_0_bht_history << shift_0) \|
321	(predictor_0_pht_history << shift_1) \|
322	(predictor_1_bht_history << shift_2) \|
323	(predictor_1_pht_history << shift_3) \|
324	(predictor_2_bht_history << shift_4) \|
325	(predictor_2_pht_history << shift_5) );
326
327	cout << "{"+toString(static_cast<uint32_t>(sc_simulation_time()))+"} predict [" << i << "]" << endl
328	<< " _2_ " << predictor_2_bht_history << " - " << predictor_2_pht_history << endl
329	<< " _/ " << endl
330	<< " \| \|-1- " << predictor_1_bht_history << " - " << predictor_1_pht_history << endl
331	<< " --\| \| " << endl
332	<< " \|_\|-0- " << predictor_0_bht_history << " - " << predictor_0_pht_history << endl;
333
334
335	Tcontrol_t predict_direction_predictor_2;
336
337	if (_param._predictor_2_have_pht)
338	predict_direction_predictor_2 = (predictor_2_pht_history & (1<<(_param._predictor_2_pht_size_counter-1))) != 0;
339	else
340	predict_direction_predictor_2 = (predictor_2_bht_history & (1<<(_param._predictor_2_bht_size_shifter-1))) != 0;
341
342	if (_param._have_meta_predictor == false)
343	predict_direction [i] = predict_direction_predictor_2;
344	else
345	if (predict_direction_predictor_2 == false)
346	if (_param._predictor_0_have_pht)
347	predict_direction [i] = (predictor_0_pht_history & (1<<(_param._predictor_0_pht_size_counter-1))) != 0;
348	else
349	predict_direction [i] = (predictor_0_bht_history & (1<<(_param._predictor_0_bht_size_shifter-1))) != 0;
350	else
351	if (_param._predictor_1_have_pht)
352	predict_direction [i] = (predictor_1_pht_history & (1<<(_param._predictor_1_pht_size_counter-1))) != 0;
353	else
354	predict_direction [i] = (predictor_1_bht_history & (1<<(_param._predictor_1_bht_size_shifter-1))) != 0;
355
356	PREDICT_PREDICTOR_0_BHT_HISTORY [i]->write(predictor_0_bht_history);
357	PREDICT_PREDICTOR_0_PHT_HISTORY [i]->write(predictor_0_pht_history);
358	PREDICT_PREDICTOR_1_BHT_HISTORY [i]->write(predictor_1_bht_history);
359	PREDICT_PREDICTOR_1_PHT_HISTORY [i]->write(predictor_1_pht_history);
360	PREDICT_PREDICTOR_2_BHT_HISTORY [i]->write(predictor_2_bht_history);
361	PREDICT_PREDICTOR_2_PHT_HISTORY [i]->write(predictor_2_pht_history);
362	}
363
364	for (uint32_t i=0; i<_param._nb_branch_complete; i++)
365	{
366	Tcontrol_t predictor_0_ack , predictor_1_ack , predictor_2_ack ;
367
368	predictor_0_ack = not _param._have_meta_predictor or ((rand()%2) != 0);
369	predictor_1_ack = not _param._have_meta_predictor or ((rand()%2) != 0);
370	predictor_2_ack = ((rand()%2) != 0);
371	branch_complete_ack [i] = predictor_0_ack and predictor_1_ack and predictor_2_ack;
372
373	BRANCH_COMPLETE_PREDICTOR_0_ACK [i] ->write (predictor_0_ack);
374	BRANCH_COMPLETE_PREDICTOR_1_ACK [i] ->write (predictor_1_ack);
375	BRANCH_COMPLETE_PREDICTOR_2_ACK [i] ->write (predictor_2_ack);
376
377	branch_complete_predictor_0_bht_history [i] = rand() % (1<<_param._predictor_0_bht_size_shifter);
378	branch_complete_predictor_0_pht_history [i] = rand() % (1<<_param._predictor_0_pht_size_counter);
379	branch_complete_predictor_1_bht_history [i] = rand() % (1<<_param._predictor_1_bht_size_shifter);
380	branch_complete_predictor_1_pht_history [i] = rand() % (1<<_param._predictor_1_pht_size_counter);
381	branch_complete_predictor_2_bht_history [i] = rand() % (1<<_param._predictor_2_bht_size_shifter);
382	branch_complete_predictor_2_pht_history [i] = rand() % (1<<_param._predictor_2_pht_size_counter);
383
384	Thistory_t history = ((branch_complete_predictor_0_bht_history [i] << shift_0) \|
385	(branch_complete_predictor_0_pht_history [i] << shift_1) \|
386	(branch_complete_predictor_1_bht_history [i] << shift_2) \|
387	(branch_complete_predictor_1_pht_history [i] << shift_3) \|
388	(branch_complete_predictor_2_bht_history [i] << shift_4) \|
389	(branch_complete_predictor_2_pht_history [i] << shift_5) );
390
391	BRANCH_COMPLETE_HISTORY [i]->write (history);
392
393	cout << "<test> [" << i << "] : " << endl
394	<< hex
395	<< " * " << history << endl
396	<< " - " << branch_complete_predictor_0_bht_history [i] << endl
397	<< " - " << branch_complete_predictor_0_pht_history [i] << endl
398	<< " - " << branch_complete_predictor_1_bht_history [i] << endl
399	<< " - " << branch_complete_predictor_1_pht_history [i] << endl
400	<< " - " << branch_complete_predictor_2_bht_history [i] << endl
401	<< " - " << branch_complete_predictor_2_pht_history [i] << endl
402	<< dec;
403
404	Tcontrol_t direction_0 = ((_param._predictor_0_have_pht)?(branch_complete_predictor_0_pht_history [i] >> (_param._predictor_0_pht_size_counter-1)):(branch_complete_predictor_0_bht_history [i] >> (_param._predictor_0_bht_size_shifter-1)))&1;
405	Tcontrol_t direction_1 = ((_param._predictor_1_have_pht)?(branch_complete_predictor_1_pht_history [i] >> (_param._predictor_1_pht_size_counter-1)):(branch_complete_predictor_1_bht_history [i] >> (_param._predictor_1_bht_size_shifter-1)))&1;
406	Tcontrol_t direction_2 = ((_param._predictor_2_have_pht)?(branch_complete_predictor_2_pht_history [i] >> (_param._predictor_2_pht_size_counter-1)):(branch_complete_predictor_2_bht_history [i] >> (_param._predictor_2_bht_size_shifter-1)))&1;
407
408	Tcontrol_t direction = ((rand()%2) != 0);
409	Tcontrol_t val = ((rand()%2) != 0);
410
411	cout << "{"+toString(static_cast<uint32_t>(sc_simulation_time()))+"} " << endl
412	<< " * val : " << val << endl
413	<< " * direction_good : " << direction << endl
414	<< " * direction_0 : " << direction_0 << endl
415	<< " * direction_1 : " << direction_1 << endl
416	<< " * direction_2 : " << direction_2 << endl;
417
418	BRANCH_COMPLETE_VAL [i] ->write (val);
419	BRANCH_COMPLETE_DIRECTION [i] ->write (direction);
420
421	if (val == 0)
422	{
423	branch_complete_predictor_2_val [i] = val;
424	}
425	else
426	{
427	branch_complete_predictor_2_val [i] = (direction_0 xor direction_1);
428	if (direction_2 == 0)
429	if (direction_0 == direction)
430	branch_complete_predictor_2_direction [i] = 0;
431	else
432	branch_complete_predictor_2_direction [i] = 1;
433	else
434	if (direction_1 == direction)
435	branch_complete_predictor_2_direction [i] = 1;
436	else
437	branch_complete_predictor_2_direction [i] = 0;
438	}
439	}
440
441	sc_start(1);
442
443	for (uint32_t i=0; i<_param._nb_prediction; i++)
444	{
445	TEST(Tcontrol_t , PREDICT_ACK [i]->read(), predict_ack [i]);
446	TEST(Tcontrol_t , PREDICT_HISTORY [i]->read(), predict_history [i]);
447	TEST(Tcontrol_t , PREDICT_DIRECTION [i]->read(), predict_direction [i]);
448	}
449
450	for (uint32_t i=0; i<_param._nb_branch_complete; i++)
451	{
452	TEST(Tcontrol_t , BRANCH_COMPLETE_ACK [i]->read(), branch_complete_ack [i]);
453
454	if (_param._have_meta_predictor)
455	{
456	TEST(Tcontrol_t , BRANCH_COMPLETE_PREDICTOR_2_VAL [i]->read(), branch_complete_predictor_2_val [i]);
457
458	if (branch_complete_predictor_2_val [i])
459	TEST(Tcontrol_t , BRANCH_COMPLETE_PREDICTOR_2_DIRECTION [i]->read(), branch_complete_predictor_2_direction [i]);
460
461	if (_param._predictor_0_have_bht)
462	TEST(Tbht_history_t, BRANCH_COMPLETE_PREDICTOR_0_BHT_HISTORY [i]->read(), branch_complete_predictor_0_bht_history [i]);
463	if (_param._predictor_0_have_pht)
464	TEST(Tpht_history_t, BRANCH_COMPLETE_PREDICTOR_0_PHT_HISTORY [i]->read(), branch_complete_predictor_0_pht_history [i]);
465	if (_param._predictor_1_have_bht)
466	TEST(Tbht_history_t, BRANCH_COMPLETE_PREDICTOR_1_BHT_HISTORY [i]->read(), branch_complete_predictor_1_bht_history [i]);
467	if (_param._predictor_1_have_pht)
468	TEST(Tpht_history_t, BRANCH_COMPLETE_PREDICTOR_1_PHT_HISTORY [i]->read(), branch_complete_predictor_1_pht_history [i]);
469	}
470	if (_param._predictor_2_have_bht)
471	TEST(Tbht_history_t, BRANCH_COMPLETE_PREDICTOR_2_BHT_HISTORY [i]->read(), branch_complete_predictor_2_bht_history [i]);
472	if (_param._predictor_2_have_pht)
473	TEST(Tpht_history_t, BRANCH_COMPLETE_PREDICTOR_2_PHT_HISTORY [i]->read(), branch_complete_predictor_2_pht_history [i]);
474	}
475	}
476
477	/********************************************************
478	* Simulation - End
479	********************************************************/
480
481	cout << "<" << name << "> ............ Stop Simulation" << endl;
482
483	#endif
484
485	delete _Meta_Predictor_Glue;
486	}

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source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor_Glue/SelfTest/src/test.cpp @ 45

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