source: trunk/IPs/systemC/Environnement/Cache/src/Cache_MultiLevel_access.cpp @ 78

Last change on this file since 78 was 78, checked in by rosiere, 16 years ago

Add :

  • Execute_loop (must be test systemC)
  • Prediction
    • Direction : predifined scheme
    • Branch Target Buffer
  • iFetch_unit
    • ifetch_queue
    • pc management
  • Decod_unit
    • coming soon : support for custom operation
  • Rename_unit
    • RAT
    • Free_list
    • Dependence RAW check
    • Load store unit pointer
  • New Environnement (hierarchy_memory will remove in a next version)


Modif :

  • Manage Custom Operation
  • All component in execute_loop to use the new statistics management

Not Finish :

  • Return Address Stack
  • Environnement
File size: 1004 bytes
Line 
1#include "../include/Cache_MultiLevel.h"
2#include <sstream>
3
4namespace environnement {
5namespace cache {
6namespace cache_multilevel {
7
8  Access Cache_MultiLevel::access (uint32_t num_port, uint32_t address, uint32_t trdid, type_req_cache_t type, direction_req_cache_t dir)
9  {
10    uint32_t         time          = 0;
11    uint32_t         last_nb_level = (param->nb_level==0)?0:(param->nb_level-1);
12    type_rsp_cache_t hit           = MISS;
13   
14    // Scan all cache level
15    for (uint32_t i = 0; i < param->nb_level; i ++)
16      {
17        hit   = hierarchy_cache[i]->access (num_port,address,trdid,type,dir);
18        time += hierarchy_cache[i]->latence(num_port);
19
20        std::cout << "SETH : "
21                  << " * i    : " << i
22                  << " * hit  : " << hit
23                  << " * time  :" << time << std::endl;
24       
25        if ( (hit == HIT_CACHE)        or
26             (hit == HIT_WRITE_BUFFER) or
27             (hit == HIT_BYPASS)       )
28          {
29            last_nb_level = i;
30            break;
31          }
32      }
33   
34    return Access (num_port,hit,time,last_nb_level);
35  }
36
37};
38};
39};
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