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/Parameters_msg_error.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/Parameters_msg_error.cpp (modified) (1 diff)

trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/Two_Level_Branch_Predictor/src/Parameters_msg_error.cpp

@@ -29 +29 @@
     Parameters_test test ("Two_Level_Branch_Predictor");
 
+    if ((_have_bht or _have_pht) == false)
+      test.error(_("They have no Branch History Table and no Pattern History Table. You need a less of a BHT or a PHT\n"));
+
+    if ( _have_bht and (_size_address < _bht_size_address))
+      test.error(_("The address's size must to large to the number of shifter in the Branch History Table.\n"));
+
+    if (_have_pht and (_size_address < _pht_size_address))
+      test.error(_("The address's size must to large to the number of counter in the Pattern History Table.\n"));
+
+    if (_have_pht and _have_bht and (_bht_size_address > _pht_nb_counter))
+      test.error (_("The size of shifter don't must too large that the number of counter in the Pattern History Table.\n"));
+
+    if (_have_pht and _have_bht and (_pht_size_address_share > _bht_size_shifter))
+      test.error (_("The size of address share don't must too large that the size of shifter in the Branch History Table.\n"));
+
     log_end(Two_Level_Branch_Predictor,FUNCTION);