source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Execute_loop/Execute_loop/Multi_Execute_unit/Execute_unit/Load_store_unit/src/Load_store_unit_function_speculative_load_commit_genMealy_insert.cpp @ 123

Last change on this file since 123 was 123, checked in by rosiere, 15 years ago

1) Fix performance
2) add auto generation to SPECINT2000
3) add reset in genMoore and genMealy

  • Property svn:keywords set to Id
File size: 2.0 KB
Line 
1#ifdef SYSTEMC
2//#if defined(STATISTICS) or defined(VHDL_TESTBENCH)
3/*
4 * $Id: Load_store_unit_function_speculative_load_commit_genMealy_insert.cpp 123 2009-06-08 20:43:30Z rosiere $
5 *
6 * [ Description ]
7 *
8 */
9
10#include "Behavioural/Core/Multi_Execute_loop/Execute_loop/Multi_Execute_unit/Execute_unit/Load_store_unit/include/Load_store_unit.h"
11
12namespace morpheo                    {
13namespace behavioural {
14namespace core {
15namespace multi_execute_loop {
16namespace execute_loop {
17namespace multi_execute_unit {
18namespace execute_unit {
19namespace load_store_unit {
20
21
22#undef  FUNCTION
23#define FUNCTION "Load_store_unit::function_speculative_load_commit_genMealy_insert"
24  void Load_store_unit::function_speculative_load_commit_genMealy_insert (void)
25  {
26    log_begin(Load_store_unit,FUNCTION);
27    log_function(Load_store_unit,FUNCTION,_name.c_str());
28
29    // ~~~~~[ Output "memory_in" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
30   
31    // Initialisation
32    internal_MEMORY_IN_PORT = 0;
33    Tcontrol_t ack [_param->_nb_inst_memory];
34    for (uint32_t i=0; i<_param->_nb_inst_memory; i++)
35      ack [i] = 0;
36
37    if (PORT_READ(in_NRESET))
38      {
39    // find first valid entry
40    // store queue is never full (pointer is manage by rename stage)
41    for (uint32_t i=0; i<_param->_nb_inst_memory; i++)
42      if (PORT_READ(in_MEMORY_IN_VAL [i]))
43        {
44          internal_MEMORY_IN_ACK = is_operation_memory_store(PORT_READ(in_MEMORY_IN_OPERATION [i])) or not _speculative_access_queue_control->full();
45
46          if (internal_MEMORY_IN_ACK)
47            {
48              ack [i] = 1;
49              internal_MEMORY_IN_PORT = i;
50              break; // end
51            }
52        }
53      }
54    else
55      {
56        internal_MEMORY_IN_ACK = 0;
57//         internal_MEMORY_IN_PORT = i;
58      }
59
60    for (uint32_t i=0; i<_param->_nb_inst_memory; i++)
61      PORT_WRITE(out_MEMORY_IN_ACK [i], ack [i]);
62
63    log_end(Load_store_unit,FUNCTION);
64  };
65
66}; // end namespace load_store_unit
67}; // end namespace execute_unit
68}; // end namespace multi_execute_unit
69}; // end namespace execute_loop
70}; // end namespace multi_execute_loop
71}; // end namespace core
72
73}; // end namespace behavioural
74}; // end namespace morpheo             
75#endif
76//#endif
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