Changeset 122 for trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Context_State/src

Timestamp:

Jun 3, 2009, 10:15:51 AM (15 years ago)

Author:

rosiere

Message:

Modif for performance :
1) Load Store Unit : store send request to valid exeception
2) Commit_unit : retire can bypass store
3) Commit_unit : add stat to manage store instruction
4) Load Store Unit and Load Store Pointer Manager : add store_queue_ptr_read
5) Fix lot of bug

File:

• trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Context_State/src/Context_State_transition.cpp (modified) (6 diffs)

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

@@ -16 +16 @@
 namespace context_state {
 
+#define MISS_FAST
 
 #define get_priority(x) \
@@ -53 +54 @@
 //             uint32_t x = _param->_link_context_to_decod_unit    [i];
 
-            Tcounter_t inst_all = PORT_READ(in_NB_INST_COMMIT_ALL[i]) + PORT_READ(in_NB_INST_DECOD_ALL [i]);
-//          Tcounter_t inst_mem = PORT_READ(in_NB_INST_COMMIT_MEM[i]) + PORT_READ(in_NB_INST_DECOD_ALL [i]);
+            Tcounter_t inst_commit_all = PORT_READ(in_NB_INST_COMMIT_ALL[i]);
+//          Tcounter_t inst_commit_mem = PORT_READ(in_NB_INST_COMMIT_MEM[i]);
+            Tcounter_t inst_decod_all  = PORT_READ(in_NB_INST_DECOD_ALL [i]);
+            Tcounter_t inst_all        = inst_commit_all + inst_decod_all;
+//          Tcounter_t inst_mem        = inst_commit_mem + inst_decod_all;
 
             context_state_t state = reg_STATE [i];
@@ -69 +73 @@
                   // Wait end of all instruction
                   if (inst_all == 0)
+//                if (inst_decod_all == 0)
                     state = CONTEXT_STATE_KO_EXCEP_ADDR;
                   break;
@@ -85 +90 @@
                 {
                   // Wait end of all instruction
-                  if (inst_all == 0)
+//                if (inst_all == 0)
+                  if (
+#ifdef  MISS_FAST
+                      inst_decod_all ==
+#else
+                      inst_all ==
+#endif
+                      0)
                     
-//                  state = CONTEXT_STATE_OK; // @@@ TODO : make MISS fast (miss decod)
+//                  state = CONTEXT_STATE_OK;
                     state = CONTEXT_STATE_KO_MISS_BRANCH_ADDR;
                   break;
@@ -94 +106 @@
                 {
                   // Wait end of all instruction
-                  if (inst_all == 0)
+//                if (inst_all == 0)
+                  if (
+#ifdef  MISS_FAST
+                      inst_decod_all ==
+#else
+                      inst_all ==
+#endif
+                      0)
                     state = CONTEXT_STATE_KO_MISS_LOAD_ADDR;
 
@@ -127 +146 @@
                 {
                   // Wait end of all instruction
-                  if (inst_all == 0)
-                    
+//                if (inst_all == 0)
+                  if (
+#ifdef  MISS_FAST
+                      inst_decod_all ==
+#else
+                      inst_all ==
+#endif
+                      0)
 //                  state = CONTEXT_STATE_OK; // @@@ TODO : make MISS fast (miss decod)
                     state = CONTEXT_STATE_KO_MISS_LOAD_AND_BRANCH_ADDR;