Changeset 88 for trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Rename_unit/Register_translation_unit/Stat_List_unit/include/Types.h

Timestamp:

Dec 10, 2008, 7:31:39 PM (15 years ago)

Author:

rosiere

Message:

Almost complete design
with Test and test platform

File:

• trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Rename_unit/Register_translation_unit/Stat_List_unit/include/Types.h (modified) (3 diffs)

trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Rename_unit/Register_translation_unit/Stat_List_unit/include/Types.h

@@ -23 +23 @@
   class stat_list_entry_t
   {
-  private : bool     _is_free ; // set = is present in free list
-  private : bool     _is_link ; // set = is present in rat
-  private : bool     _is_valid; // set = an instruction have write in this register
-  private : uint32_t _counter ; // number of register that must read this register
+  public : bool     _is_free ; // set = is present in free list
+  public : bool     _is_link ; // set = is present in rat
+  public : bool     _is_valid; // set = an instruction have write in this register
+  public : uint32_t _counter ; // number of register that must read this register
 
   public :  stat_list_entry_t (void) {};
@@ -55 +55 @@
     }
 
-  public : void retire_write_old (void)
+  public : void retire_write_old (bool restore_old)
     {
-      _is_link  = 0;
+      if (not restore_old)
+        {
+          _is_link  = 0;
+        }
+      // else nothing
     }
 
-  public : void retire_write_new (void)
+  public : void retire_write_new (bool restore_old)
     {
+      if (restore_old)
+        {
+          _is_link  = 0;
+        }
+
+      // in all case
       _is_valid = 1;
     }
@@ -79 +89 @@
       return ((_is_free  == 0) and
               (_is_link  == 0) and
-              (_is_valid == 1) and
+//            (_is_valid == 1) and // if is_link <- 0, then retire_write_old or reset
               (_counter  == 0));
     }
 
-  public : friend std::ostream& operator<< (std::ostream& output_stream,
+  public : friend std::ostream& operator<< (std::ostream& output,
                                             stat_list_entry_t & x)
     {
-      output_stream << x._is_free  << " "
-                    << x._is_link  << " "
-                    << x._is_valid << " "
-                    << x._counter;
+      output << x._is_free  << " "
+             << x._is_link  << " "
+             << x._is_valid << " "
+             << x._counter;
       
-      return output_stream;
+      return output;
     }