Changeset 98 for trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Prediction_unit_Glue/src/Prediction_unit_Glue_genMealy_update.cpp

Timestamp:

Dec 31, 2008, 11:18:08 AM (16 years ago)

Author:

rosiere

Message:

1) Fix bug (read unit, RAT -> write in R0, SPR desallocation ...)
2) Change VHDL Execute_queue -> use Generic/Queue?
3) Complete document on VHDL generation
4) Add soc test

File:

• trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Prediction_unit_Glue/src/Prediction_unit_Glue_genMealy_update.cpp (modified) (1 diff)

trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Prediction_unit_Glue/src/Prediction_unit_Glue_genMealy_update.cpp

@@ -23 +23 @@
   {
     log_begin(Prediction_unit_Glue,FUNCTION);
+    log_function(Prediction_unit_Glue,FUNCTION,_name.c_str());
 
-//     for (uint32_t i=0; i<_param->_nb_inst_branch_update; i++)
-//       {
-//      Tcontrol_t btb_ack     = PORT_READ(in_UPDATE_BTB_ACK [i]);
-//      Tcontrol_t dir_ack     = PORT_READ(in_UPDATE_DIR_ACK [i]);
-//      Tcontrol_t ras_ack     = PORT_READ(in_UPDATE_RAS_ACK [i]);
-//      Tcontrol_t upt_val     = PORT_READ(in_UPDATE_UPT_VAL [i]);
+    for (uint32_t i=0; i<_param->_nb_inst_branch_update; i++)
+      {
+        log_printf(TRACE,Prediction_unit_Glue,FUNCTION,"  * UPDATE [%d]",i);
+        Tcontrol_t btb_ack = PORT_READ(in_UPDATE_BTB_ACK [i]);
+        Tcontrol_t dir_ack = PORT_READ(in_UPDATE_DIR_ACK [i]);
+        Tcontrol_t ras_ack = PORT_READ(in_UPDATE_RAS_ACK [i]);
+        Tcontrol_t upt_val = PORT_READ(in_UPDATE_UPT_VAL [i]);
 
-//      Tcontrol_t need_btb = PORT_READ(in_UPDATE_UPT_BTB_VAL [i]);
-//      Tcontrol_t need_dir = PORT_READ(in_UPDATE_UPT_DIR_VAL [i]);
-//      Tcontrol_t need_ras = PORT_READ(in_UPDATE_UPT_RAS_VAL [i]);
+        Tcontrol_t upt_btb_val = PORT_READ(in_UPDATE_UPT_BTB_VAL [i]);
+        Tcontrol_t upt_dir_val = PORT_READ(in_UPDATE_UPT_DIR_VAL [i]);
+        Tcontrol_t upt_ras_val = PORT_READ(in_UPDATE_UPT_RAS_VAL [i]);
         
-//      PORT_WRITE(out_UPDATE_BTB_VAL [i], (upt_val and need_btb and
-//                                          (not need_dir or (need_dir and dir_ack)) and
-//                                          (not need_ras or (need_ras and ras_ack))));
+        log_printf(TRACE,Prediction_unit_Glue,FUNCTION,"    * upt_val               : %d",upt_val);
+        log_printf(TRACE,Prediction_unit_Glue,FUNCTION,"    * upt_btb_val - btb_ack : %d - %d",upt_btb_val, btb_ack);
+        log_printf(TRACE,Prediction_unit_Glue,FUNCTION,"    * upt_dir_val - dir_ack : %d - %d",upt_dir_val, dir_ack);
+        log_printf(TRACE,Prediction_unit_Glue,FUNCTION,"    * upt_ras_val - ras_ack : %d - %d",upt_ras_val, ras_ack);
 
-//      PORT_WRITE(out_UPDATE_DIR_VAL [i], (upt_val and need_dir and
-//                                          (not need_btb or (need_btb and btb_ack)) and
-//                                          (not need_ras or (need_ras and ras_ack))));
+        Tcontrol_t btb_val = (upt_val  and
+                              upt_btb_val and
+//                            upt_dir_val and
+//                            upt_ras_val and
+//                            (not upt_btb_val or (upt_btb_val and btb_ack)) and
+                              (not upt_dir_val or (upt_dir_val and dir_ack)) and
+                              (not upt_ras_val or (upt_ras_val and ras_ack))
+                              );
 
-//      PORT_WRITE(out_UPDATE_RAS_VAL [i], (upt_val and need_ras and
-//                                          (not need_btb or (need_btb and btb_ack)) and
-//                                          (not need_dir or (need_dir and dir_ack))));
+        Tcontrol_t dir_val = (upt_val and 
+//                            upt_btb_val and
+                              upt_dir_val and
+//                            upt_ras_val and
+                              (not upt_btb_val or (upt_btb_val and btb_ack)) and
+//                            (not upt_dir_val or (upt_dir_val and dir_ack)) and
+                              (not upt_ras_val or (upt_ras_val and ras_ack))
+                              );
 
-//      PORT_WRITE(out_UPDATE_UPT_ACK [i], ((not need_btb or (need_btb and btb_ack)) and
-//                                          (not need_dir or (need_dir and dir_ack)) and
-//                                          (not need_ras or (need_ras and ras_ack))));
-//       }
+        Tcontrol_t ras_val = (upt_val  and
+//                            upt_btb_val and
+//                            upt_dir_val and
+                              upt_ras_val and
+                              (not upt_btb_val or (upt_btb_val and btb_ack)) and
+                              (not upt_dir_val or (upt_dir_val and dir_ack))//  and
+//                            (not upt_ras_val or (upt_ras_val and ras_ack))
+                              );
+
+        Tcontrol_t upt_ack = (
+//                            upt_val  and
+//                            upt_btb_val and
+//                            upt_dir_val and
+//                            upt_ras_val and
+                              (not upt_btb_val or (upt_btb_val and btb_ack)) and
+                              (not upt_dir_val or (upt_dir_val and dir_ack)) and
+                              (not upt_ras_val or (upt_ras_val and ras_ack))
+                              );
+
+        log_printf(TRACE,Prediction_unit_Glue,FUNCTION,"    *     btb_val           : %d",btb_val);
+        log_printf(TRACE,Prediction_unit_Glue,FUNCTION,"    *     dir_val           : %d",dir_val);
+        log_printf(TRACE,Prediction_unit_Glue,FUNCTION,"    *     ras_val           : %d",ras_val);
+
+        PORT_WRITE(out_UPDATE_BTB_VAL [i], btb_val);
+        PORT_WRITE(out_UPDATE_DIR_VAL [i], dir_val);
+        PORT_WRITE(out_UPDATE_RAS_VAL [i], ras_val);
+        PORT_WRITE(out_UPDATE_UPT_ACK [i], upt_ack);
+      }
 
     log_end(Prediction_unit_Glue,FUNCTION);