Changeset 111 for 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.cpp

Timestamp:

Feb 27, 2009, 7:37:40 PM (15 years ago)

Author:

rosiere

Message:

1) Decod_queue : multi implementation (one_fifo, multi_fifo)
2) Issue_queue : multi implementation (in_order, out_of_order)
3) Direction : Add Meta predictor
4) Context_State : re add Branch_complete, More priority to Load miss (is not speculative)
5) Return_Address_Stack : update reg_PREDICT pointer on decod miss prediction
6) UPT : Fix bug in multi event
7) Prediction_glue : in read_stack case, insert in UPT pc_next
8) Rename select : when rob have an event (need flush), read_r{a,b,c} and write_r{d,e} is set at 0

File:

• 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.cpp (modified) (2 diffs)

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.cpp

@@ -72 +72 @@
     if (usage_is_set(_usage,USE_SYSTEMC))
       {
+        // Constants :
+        for (uint32_t i=0; i<_param->_nb_inst_predict; ++i)
+          {
+            internal_PREDICT_ACK [i] = 1;
+            PORT_WRITE(out_PREDICT_ACK [i], internal_PREDICT_ACK [i]);
+          }
+        for (uint32_t i=0; i<_param->_nb_inst_update; ++i)
+          {
+            internal_UPDATE_ACK [i] = 1;
+            PORT_WRITE(out_UPDATE_ACK [i], internal_UPDATE_ACK [i]);
+          }
+        
+
         log_printf(INFO,Two_Level_Branch_Predictor,FUNCTION,_("<%s> : Method - transition"),_name.c_str());
 
@@ -82 +95 @@
 # endif    
 
-//      log_printf(INFO,Two_Level_Branch_Predictor,FUNCTION,_("<%s> : Method - genMoore"),_name.c_str());
+        log_printf(INFO,Two_Level_Branch_Predictor,FUNCTION,_("<%s> : Method - genMealy_predict"),_name.c_str());
 
-//      SC_METHOD (genMoore);
-//      dont_initialize ();
-//      sensitive << (*(in_CLOCK)).neg(); // need internal register
-        
-// # ifdef SYSTEMCASS_SPECIFIC
-//      // List dependency information
-// # endif    
+        SC_METHOD (genMealy_predict);
+        dont_initialize ();
+        sensitive << (*(in_CLOCK)).neg(); // need internal register
+
+        for (uint32_t i=0; i<_param->_nb_inst_predict; ++i)
+          sensitive 
+//             << (*(in_PREDICT_VAL     [i]))
+            << (*(in_PREDICT_ADDRESS [i]));
+                
+# ifdef SYSTEMCASS_SPECIFIC
+        // List dependency information
+# endif    
         
 #endif