Changeset 104 for trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Rename_unit/Register_translation_unit/Register_Address_Translation_unit/src/Register_Address_Translation_unit_transition.cpp

Timestamp:

Jan 21, 2009, 10:53:13 PM (15 years ago)

Author:

rosiere

Message:

Fix Bug :
1) Load Store Unit : check big endian
2) Commit unit & RAT : add retire_event interface

File:

• trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Rename_unit/Register_translation_unit/Register_Address_Translation_unit/src/Register_Address_Translation_unit_transition.cpp (modified) (5 diffs)

trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Rename_unit/Register_translation_unit/Register_Address_Translation_unit/src/Register_Address_Translation_unit_transition.cpp

@@ -60 +60 @@
           if (PORT_READ(in_INSERT_VAL [i]) and internal_INSERT_ACK  [i])
             {
+              log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"  * INSERT [%d]",i);
+
               Tcontext_t front_end_id = (_param->_have_port_front_end_id)?PORT_READ(in_RENAME_FRONT_END_ID [i]):0;
               Tcontext_t context_id   = (_param->_have_port_context_id  )?PORT_READ(in_RENAME_CONTEXT_ID   [i]):0;
@@ -71 +73 @@
 
         // =====================================================
+        // ====[ RETIRE_EVENT ]=================================
+        // =====================================================
+        for (uint32_t i=0; i<_param->_nb_front_end; ++i)
+          for (uint32_t j=0; j<_param->_nb_context[i]; ++j)
+            if (PORT_READ(in_RETIRE_EVENT_VAL [i][j]) and internal_RETIRE_EVENT_ACK [i][j])
+              // Test if event have just occure
+              if (PORT_READ(in_RETIRE_EVENT_STATE [i][j]) == EVENT_STATE_EVENT)
+                {
+                  log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * Reset Update Table");
+                  
+                  // Reset update_table
+                  for (uint32_t k=0; k<_param->_nb_general_register_logic; k++)
+                    rat_gpr_update_table [i][j][k] = 0;
+                  for (uint32_t k=0; k<_param->_nb_special_register_logic; k++)
+                    rat_spr_update_table [i][j][k] = 0;
+                }
+
+        // =====================================================
         // ====[ RETIRE ]=======================================
         // =====================================================
@@ -78 +98 @@
           if (PORT_READ(in_RETIRE_VAL [i]) and internal_RETIRE_ACK [i])
             {
+              log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"  * RETIRE [%d]",i);
+
               // if no event : no effect, because the RAT content the most recently register
               // but if they have a event (exception or miss speculation), the rat must restore the oldest value
               // To restore the oldest valid value, we use the rat_update_table. if the bit is unset, also they have none update on this register
               // the retire interface became of the Re Order Buffer, also is in program sequence !
-              if (PORT_READ(in_RETIRE_EVENT_STATE [i]) != EVENT_STATE_NO_EVENT)
+
+              Tcontext_t         front_end_id = (_param->_have_port_front_end_id)?PORT_READ(in_RETIRE_FRONT_END_ID [i]):0;
+              Tcontext_t         context_id   = (_param->_have_port_context_id  )?PORT_READ(in_RETIRE_CONTEXT_ID   [i]):0;
+              Tevent_state_t     event_state  = PORT_READ(in_RETIRE_EVENT_STATE [front_end_id][context_id]);
+
+              if (event_state != EVENT_STATE_NO_EVENT)
                 {
-                  Tcontext_t         front_end_id = (_param->_have_port_front_end_id)?PORT_READ(in_RETIRE_FRONT_END_ID [i]):0;
-                  Tcontext_t         context_id   = (_param->_have_port_context_id  )?PORT_READ(in_RETIRE_CONTEXT_ID   [i]):0;
-
-                  // Test if event have just occure
-                  if (PORT_READ(in_RETIRE_EVENT_STATE [i]) == EVENT_STATE_EVENT)
-                    {
-                      // Reset update_table
-                      for (uint32_t j=0; j<_param->_nb_general_register_logic; j++)
-                        rat_gpr_update_table[front_end_id][context_id][j] = 0;
-                      for (uint32_t j=0; j<_param->_nb_special_register_logic; j++)
-                        rat_spr_update_table[front_end_id][context_id][j] = 0;
-                    }
+                  log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * front_end_id : %d",front_end_id);
+                  log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * context_id   : %d",context_id);
+                  log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * event_state  : %d",event_state);
 
                   // Test if write and have not a previous update
@@ -102 +120 @@
                       Tgeneral_address_t rd_log = PORT_READ(in_RETIRE_NUM_REG_RD_LOG [i]);
                       
-                      log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"  * retire[%d]",i);
-                      log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * front_end_id : %d",front_end_id);
-                      log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * context_id   : %d",context_id  );
-                      log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * rd_log       : %d",rd_log      );
+                      log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * retire RD");
+                      log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"      * rd_log       : %d",rd_log);
                       
 //                    if (RETIRE_RESTORE_RD_PHY_OLD [i])
-                      if (rat_gpr_update_table[front_end_id][context_id][rd_log] == 0)
-                        {
-                          rat_gpr             [front_end_id][context_id][rd_log] = PORT_READ(in_RETIRE_NUM_REG_RD_PHY_OLD [i]);
-                          rat_gpr_update_table[front_end_id][context_id][rd_log] = 1;
+                      if (rat_gpr_update_table [front_end_id][context_id][rd_log] == 0)
+                        {                      
+                          rat_gpr              [front_end_id][context_id][rd_log] = PORT_READ(in_RETIRE_NUM_REG_RD_PHY_OLD [i]);
+                          rat_gpr_update_table [front_end_id][context_id][rd_log] = 1;
                         }
                     }
@@ -119 +135 @@
                       Tspecial_address_t re_log = PORT_READ(in_RETIRE_NUM_REG_RE_LOG [i]);
 
+                      log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * retire RE");
+                      log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"      * re_log       : %d",re_log);
+
 //                    if (RETIRE_RESTORE_RE_PHY_OLD [i])
-                      if (rat_spr_update_table[front_end_id][context_id][re_log] == 0)
-                        {
-                          rat_spr             [front_end_id][context_id][re_log] = PORT_READ(in_RETIRE_NUM_REG_RE_PHY_OLD [i]);
-                          rat_spr_update_table[front_end_id][context_id][re_log] = 1;
+                      if (rat_spr_update_table [front_end_id][context_id][re_log] == 0)
+                        {                      
+                          rat_spr              [front_end_id][context_id][re_log] = PORT_READ(in_RETIRE_NUM_REG_RE_PHY_OLD [i]);
+                          rat_spr_update_table [front_end_id][context_id][re_log] = 1;
                         }
                     }