source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Branch_Target_Buffer/Branch_Target_Buffer_Register/src/Branch_Target_Buffer_Register.cpp @ 132

Last change on this file since 132 was 132, checked in by rosiere, 15 years ago

1) add constant method - compatibility with SystemC
2) add Script to test sensitive list
3) fix bug in sensitive list
  • Property svn:keywords set to Id
File size: 7.3 KB
Line 
1/*
2 * $Id: Branch_Target_Buffer_Register.cpp 132 2009-07-11 16:39:35Z rosiere $
3 *
4 * [ Description ]
5 *
6 */
7
8#include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Branch_Target_Buffer/Branch_Target_Buffer_Register/include/Branch_Target_Buffer_Register.h"
9
10namespace morpheo {
11namespace behavioural {
12namespace core {
13namespace multi_front_end {
14namespace front_end {
15namespace prediction_unit {
16namespace branch_target_buffer {
17namespace branch_target_buffer_register {
18
19#undef  FUNCTION
20#define FUNCTION "Branch_Target_Buffer_Register::Branch_Target_Buffer_Register"
21  Branch_Target_Buffer_Register::Branch_Target_Buffer_Register
22  (
23#ifdef SYSTEMC
24   sc_module_name name,
25#else
26   string name,
27#endif
28#ifdef STATISTICS
29   morpheo::behavioural::Parameters_Statistics * param_statistics,
30#endif
31   morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::branch_target_buffer::branch_target_buffer_register::Parameters * param,
32   morpheo::behavioural::Tusage_t usage
33   ):
34    _name  (name)
35   ,_param (param)
36   ,_usage (usage)
37  {
38    log_printf(FUNC,Branch_Target_Buffer_Register,FUNCTION,"Begin");
39
40// #if DEBUG_Branch_Target_Buffer_Register == true
41//     log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,_("<%s> Parameters"),_name.c_str());
42
43//     std::cout << *param << std::endl;
44// #endif   
45
46    log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Allocation");
47
48    allocation (
49#ifdef STATISTICS
50                param_statistics
51#endif
52                );
53
54#ifdef STATISTICS
55    if (usage_is_set(_usage,USE_STATISTICS))
56      { 
57        log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Allocation of statistics");
58
59        statistics_allocation(param_statistics);
60      }
61#endif
62
63#ifdef VHDL
64    if (usage_is_set(_usage,USE_VHDL))
65      {
66        // generate the vhdl
67        log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Generate the vhdl");
68       
69        vhdl();
70      }
71#endif
72
73#ifdef SYSTEMC
74    if (usage_is_set(_usage,USE_SYSTEMC))
75      {
76#ifdef SYSTEMCASS_SPECIFIC
77        constant();
78#else
79        log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Method - constant");
80
81        SC_METHOD (constant);
82//      dont_initialize ();
83       
84# ifdef SYSTEMCASS_SPECIFIC
85        // List dependency information
86# endif   
87#endif
88
89        log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Method - transition");
90
91        SC_METHOD (transition);
92        dont_initialize ();
93        sensitive << (*(in_CLOCK)).pos();
94       
95# ifdef SYSTEMCASS_SPECIFIC
96        // List dependency information
97# endif   
98
99        log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Method - genMealy_predict");
100
101        SC_METHOD (genMealy_predict);
102        dont_initialize ();
103        sensitive << (*(in_CLOCK)).neg() // use internal register
104                  << (*(in_NRESET));
105        for (uint32_t i=0; i<_param->_nb_inst_predict; i++)
106          {
107//          sensitive << (*(in_PREDICT_VAL        [i]))
108            sensitive << (*(in_PREDICT_ADDRESS    [i]));
109            if (_param->_have_port_context_id)
110            sensitive << (*(in_PREDICT_CONTEXT_ID [i]));
111          }
112
113// # ifdef SYSTEMCASS_SPECIFIC
114//      // List dependency information
115//      for (uint32_t i=0; i<_param->_nb_inst_predict; i++)
116//        for (uint32_t j=0; j<_param->_associativity; j++)
117//          {
118//            (*(out_PREDICT_HIT          [i][j])) (*(in_PREDICT_ADDRESS    [i]));
119//            if (_param->_have_port_context_id)
120//            (*(out_PREDICT_HIT          [i][j])) (*(in_PREDICT_CONTEXT_ID [i]));
121
122//            (*(out_PREDICT_ADDRESS_SRC  [i][j])) (*(in_PREDICT_ADDRESS    [i]));
123//            if (_param->_have_port_context_id)
124//            (*(out_PREDICT_ADDRESS_SRC  [i][j])) (*(in_PREDICT_CONTEXT_ID [i]));
125
126//            (*(out_PREDICT_ADDRESS_DEST [i][j])) (*(in_PREDICT_ADDRESS    [i]));
127//            if (_param->_have_port_context_id)
128//            (*(out_PREDICT_ADDRESS_DEST [i][j])) (*(in_PREDICT_CONTEXT_ID [i]));
129
130//            (*(out_PREDICT_CONDITION    [i][j])) (*(in_PREDICT_ADDRESS    [i]));
131//            if (_param->_have_port_context_id)
132//            (*(out_PREDICT_CONDITION    [i][j])) (*(in_PREDICT_CONTEXT_ID [i]));
133
134//            (*(out_PREDICT_LAST_TAKE    [i][j])) (*(in_PREDICT_ADDRESS    [i]));
135//            if (_param->_have_port_context_id)
136//            (*(out_PREDICT_LAST_TAKE    [i][j])) (*(in_PREDICT_CONTEXT_ID [i]));
137
138//            (*(out_PREDICT_IS_ACCURATE  [i][j])) (*(in_PREDICT_ADDRESS    [i]));
139//            if (_param->_have_port_context_id)
140//            (*(out_PREDICT_IS_ACCURATE  [i][j])) (*(in_PREDICT_CONTEXT_ID [i]));
141//        }
142// # endif
143
144        if (_param->_have_port_victim)
145          {
146        log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Method - genMealy_decod");
147
148        SC_METHOD (genMealy_decod);
149        dont_initialize ();
150        sensitive << (*(in_CLOCK)).neg() // use internal register
151                  << (*(in_NRESET));
152        for (uint32_t i=0; i<_param->_nb_inst_decod; i++)
153          {
154            sensitive << (*(in_DECOD_VAL         [i]))
155                      << (*(in_DECOD_ADDRESS_SRC [i]));
156            if (_param->_have_port_context_id)
157            sensitive << (*(in_DECOD_CONTEXT_ID  [i]));
158          }
159
160// # ifdef SYSTEMCASS_SPECIFIC
161//      // List dependency information
162//      for (uint32_t i=0; i<_param->_nb_inst_decod; i++)
163//        {
164//          (*(out_DECOD_HIT [i])) (*(in_DECOD_VAL         [i]));
165//          (*(out_DECOD_HIT [i])) (*(in_DECOD_ADDRESS_SRC [i]));
166//          if (_param->_have_port_context_id)
167//          (*(out_DECOD_HIT [i])) (*(in_DECOD_CONTEXT_ID  [i]));
168
169//          (*(out_DECOD_HIT_INDEX [i])) (*(in_DECOD_VAL         [i]));
170//          (*(out_DECOD_HIT_INDEX [i])) (*(in_DECOD_ADDRESS_SRC [i]));
171//          if (_param->_have_port_context_id)
172//          (*(out_DECOD_HIT_INDEX [i])) (*(in_DECOD_CONTEXT_ID  [i]));
173//        }
174// #endif
175          }
176
177        if (_param->_have_port_victim)
178          {
179        log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Method - genMealy_update");
180
181        SC_METHOD (genMealy_update);
182        dont_initialize ();
183        sensitive << (*(in_CLOCK)).neg() // use internal register
184                  << (*(in_NRESET));
185        for (uint32_t i=0; i<_param->_nb_inst_update; i++)
186          {
187            sensitive << (*(in_UPDATE_VAL         [i]))
188                      << (*(in_UPDATE_ADDRESS_SRC [i]));
189            if (_param->_have_port_context_id)
190            sensitive << (*(in_UPDATE_CONTEXT_ID  [i]));
191          }
192
193// # ifdef SYSTEMCASS_SPECIFIC
194//      // List dependency information
195//      for (uint32_t i=0; i<_param->_nb_inst_update; i++)
196//        {
197//          (*(out_UPDATE_HIT [i])) (*(in_UPDATE_VAL         [i]));
198//          (*(out_UPDATE_HIT [i])) (*(in_UPDATE_ADDRESS_SRC [i]));
199//          if (_param->_have_port_context_id)
200//          (*(out_UPDATE_HIT [i])) (*(in_UPDATE_CONTEXT_ID  [i]));
201
202//          (*(out_UPDATE_HIT_INDEX [i])) (*(in_UPDATE_VAL         [i]));
203//          (*(out_UPDATE_HIT_INDEX [i])) (*(in_UPDATE_ADDRESS_SRC [i]));
204//          if (_param->_have_port_context_id)
205//          (*(out_UPDATE_HIT_INDEX [i])) (*(in_UPDATE_CONTEXT_ID  [i]));
206//        }
207// # endif
208          }
209#endif
210
211      }
212    log_printf(FUNC,Branch_Target_Buffer_Register,FUNCTION,"End");
213  };
214   
215#undef  FUNCTION
216#define FUNCTION "Branch_Target_Buffer_Register::~Branch_Target_Buffer_Register"
217  Branch_Target_Buffer_Register::~Branch_Target_Buffer_Register (void)
218  {
219    log_printf(FUNC,Branch_Target_Buffer_Register,FUNCTION,"Begin");
220
221#ifdef STATISTICS
222    if (usage_is_set(_usage,USE_STATISTICS))
223      {
224        statistics_deallocation();
225      }
226#endif
227
228    log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Deallocation");
229    deallocation ();
230    log_printf(FUNC,Branch_Target_Buffer_Register,FUNCTION,"End");
231  };
232
233}; // end namespace branch_target_buffer_register
234}; // end namespace branch_target_buffer
235}; // end namespace prediction_unit
236}; // end namespace front_end
237}; // end namespace multi_front_end
238}; // end namespace core
239}; // end namespace behavioural
240}; // end namespace morpheo
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