Changeset 95 for trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Context_State/src

Timestamp:

Dec 16, 2008, 5:24:26 PM (16 years ago)

Author:

rosiere

Message:

1) Update Prediction Table - New architecture (systemC) done (and tested) -> need change interface in top level
2) Change documentation on VHDL generation
3) Change VHDL constant (case std_logic and std_logic_vector)

Location:

trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Context_State/src

Files:

• Context_State_allocation.cpp (modified) (1 diff)
• Context_State_deallocation.cpp (modified) (1 diff)
• Context_State_transition.cpp (modified) (1 diff)

trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Context_State/src/Context_State_allocation.cpp

@@ -66 +66 @@
 //    ALLOC1_SIGNAL_IN ( in_BRANCH_EVENT_MISS_PREDICTION       ,"miss_prediction"        ,Tcontrol_t         ,1);
       ALLOC1_SIGNAL_IN ( in_BRANCH_EVENT_ADDRESS_SRC           ,"address_src"            ,Taddress_t         ,_param->_size_instruction_address);
+      ALLOC1_SIGNAL_IN ( in_BRANCH_EVENT_ADDRESS_DEST_VAL      ,"address_dest_val"       ,Tcontrol_t         ,1);
       ALLOC1_SIGNAL_IN ( in_BRANCH_EVENT_ADDRESS_DEST          ,"address_dest"           ,Taddress_t         ,_param->_size_instruction_address);
     }

trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Context_State/src/Context_State_deallocation.cpp

@@ -34 +34 @@
 //      DELETE1_SIGNAL( in_BRANCH_EVENT_MISS_PREDICTION       ,_param->_nb_context,1);
         DELETE1_SIGNAL( in_BRANCH_EVENT_ADDRESS_SRC           ,_param->_nb_context,_param->_size_instruction_address);
+        DELETE1_SIGNAL( in_BRANCH_EVENT_ADDRESS_DEST_VAL      ,_param->_nb_context,1);
         DELETE1_SIGNAL( in_BRANCH_EVENT_ADDRESS_DEST          ,_param->_nb_context,_param->_size_instruction_address);
 

trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Context_State/src/Context_State_transition.cpp

@@ -69 +69 @@
               if (is_valid)
                 {
+                  Tcontrol_t dest_val = PORT_READ(in_BRANCH_EVENT_ADDRESS_DEST_VAL[i]);
                   reg_STATE                  [i] =  CONTEXT_STATE_KO_MISS;
-                  reg_EVENT_ADDRESS          [i] =  PORT_READ(in_BRANCH_EVENT_ADDRESS_SRC [i])+1; // address delay slot
-                  reg_EVENT_ADDRESS_EPCR     [i] =  PORT_READ(in_BRANCH_EVENT_ADDRESS_DEST[i]);   // address_next
-                  reg_EVENT_ADDRESS_EPCR_VAL [i] =  1; // address_dest is valid
+                  reg_EVENT_ADDRESS          [i] =  PORT_READ(in_BRANCH_EVENT_ADDRESS_SRC  [i])+1; // address delay slot
+                  reg_EVENT_ADDRESS_EPCR     [i] =  PORT_READ(in_BRANCH_EVENT_ADDRESS_DEST [i]);   // address_next
+                  reg_EVENT_ADDRESS_EPCR_VAL [i] =  dest_val;
                 //reg_EVENT_ADDRESS_EEAR     [i] =  0; 
                   reg_EVENT_ADDRESS_EEAR_VAL [i] =  0;
-                  reg_EVENT_IS_DELAY_SLOT    [i] =  1;
-                  reg_EVENT_IS_DS_TAKE       [i] =  0;// ??
+                  reg_EVENT_IS_DELAY_SLOT    [i] =  dest_val;
+                  reg_EVENT_IS_DS_TAKE       [i] =  dest_val;
                   reg_EVENT_DEPTH            [i] =  depth;
                 }