Changeset 77 for trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Execute_loop/Execute_loop/Multi_Write_unit/Write_unit/Write_queue/src/Write_queue_transition.cpp

Timestamp:

Feb 5, 2008, 5:21:20 PM (16 years ago)

Author:

rosiere

Message:

• Add two component :
  • network between read unit and execute unit
  • network between execute unit and write unit
• remove parameters "nb_operation" and "nb_type"
• in write_queue add the special case : load_speculative

File:

• trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Execute_loop/Execute_loop/Multi_Write_unit/Write_unit/Write_queue/src/Write_queue_transition.cpp (modified) (2 diffs)

trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Execute_loop/Execute_loop/Multi_Write_unit/Write_unit/Write_queue/src/Write_queue_transition.cpp

@@ -53 +53 @@
                (_param->_have_port_packet_id    )?PORT_READ(in_WRITE_QUEUE_IN_PACKET_ID    ):0,
              //PORT_READ(in_WRITE_QUEUE_IN_OPERATION    ),
-             //PORT_READ(in_WRITE_QUEUE_IN_TYPE         ),
+               PORT_READ(in_WRITE_QUEUE_IN_TYPE         ),
                PORT_READ(in_WRITE_QUEUE_IN_WRITE_RD     ),
                PORT_READ(in_WRITE_QUEUE_IN_NUM_REG_RD   ),
@@ -67 +67 @@
           }
 
-        // Test if pop
-        if (internal_WRITE_QUEUE_OUT_VAL and PORT_READ(in_WRITE_QUEUE_OUT_ACK))
+        // Test if pop :
+        //  * transaction on write_queue_out interface
+        //  * have a speculative load and all register is write in registerfile
+        if ( (internal_WRITE_QUEUE_OUT_VAL and PORT_READ(in_WRITE_QUEUE_OUT_ACK)) or
+             ((_queue->empty() == false)                                         and
+              (_queue->front()->_type      == TYPE_MEMORY)                       and
+              (_queue->front()->_exception == EXCEPTION_MEMORY_LOAD_SPECULATIVE) and
+              (_queue->front()->_write_rd  == 0)                                 and
+              (_queue->front()->_write_re  == 0)))
           {
             delete _queue->front();