Ignore:
Timestamp:
Oct 13, 2010, 8:15:51 PM (14 years ago)
Author:
rosiere
Message:

1) add test with SPECINT2K
2) new config of Selftest
3) modif RAT to support multiple depth_save ... but not finish (need fix Update Prediction Table)
4) add Function_pointer but need fix

File:
1 edited

Legend:

Unmodified
Added
Removed

  • trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Rename_unit/Register_translation_unit/Register_Address_Translation_unit/src/Register_Address_Translation_unit_function_depth_save_genMealy_rename.cpp

    r139 r145  
    2828    if (PORT_READ(in_NRESET) != 0)
    2929      {
    30         bool     have_branch_previous = false;
    31         bool     can_continue [_param->_nb_front_end][_param->_max_nb_context];
     30        bool rat_gpr_speculative_valid [_param->_nb_front_end][_param->_max_nb_context][_param->_max_nb_branch_speculated][_param->_nb_general_register_logic];
     31        bool rat_spr_speculative_valid [_param->_nb_front_end][_param->_max_nb_context][_param->_max_nb_branch_speculated][_param->_nb_special_register_logic];
     32        // bool reg_save_rat              [_param->_nb_front_end][_param->_max_nb_context];
    3233
    3334        for (uint32_t i=0; i<_param->_nb_front_end; ++i)
    3435          for (uint32_t j=0; j<_param->_nb_context[i]; ++j)
    35             can_continue [i][j] = true;
     36            {
     37              // reg_save_rat [i][j] = reg_SAVE_RAT [i][j];
     38              for (uint32_t k=0; k<_param->_nb_branch_speculated[i][j]; ++k)
     39                {
     40                  for (uint32_t l=0; l<_param->_nb_general_register_logic; ++l)
     41                    rat_gpr_speculative_valid [i][j][k][l] = RAT_GPR_SPECULATIVE_VALID [i][j][k][l];
     42                  for (uint32_t l=0; l<_param->_nb_special_register_logic; ++l)
     43                    rat_spr_speculative_valid [i][j][k][l] = RAT_SPR_SPECULATIVE_VALID [i][j][k][l];
     44                }
     45            }
    3646
    3747        for (uint32_t i=0; i<_param->_nb_inst_insert; i++)
    38           if (PORT_READ(in_RENAME_VAL [i])) // not in sensitive list : it's to have valide value to array access
    39             {
    40               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"  * RENAME [%d]",i);
    41              
    42               Tcontext_t front_end_id        = (_param->_have_port_front_end_id)?PORT_READ(in_RENAME_FRONT_END_ID [i]):0;
    43               Tcontext_t context_id          = (_param->_have_port_context_id  )?PORT_READ(in_RENAME_CONTEXT_ID  [i]):0;
    44               // bool       have_event          = (PORT_READ(in_RETIRE_EVENT_VAL [front_end_id][context_id]) and // always ack
    45               //                                   (PORT_READ(in_RETIRE_EVENT_STATE [front_end_id][context_id]) == EVENT_STATE_EVENT));
    46              
    47               bool       have_branch_current = PORT_READ(in_RENAME_SAVE_RAT [i]);
     48          {
     49            if (PORT_READ(in_RENAME_VAL [i])) // not in sensitive list : it's to have valide value to array access
     50              {
     51                log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"  * RENAME [%d]",i);
     52               
     53                Tcontext_t front_end_id = (_param->_have_port_front_end_id)?PORT_READ(in_RENAME_FRONT_END_ID [i]):0;
     54                Tcontext_t context_id   = (_param->_have_port_context_id  )?PORT_READ(in_RENAME_CONTEXT_ID   [i]):0;
     55               
     56                log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * front_end_id       : %d",front_end_id);
     57                log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * context_id         : %d",context_id);
    4858
    49               // one branch per cycle
    50               can_continue[front_end_id][context_id] &= not (have_branch_current and have_branch_previous);
     59                Tdepth_t   depth_min    = (_param->_have_port_depth)?PORT_READ(in_DEPTH_MIN[front_end_id][context_id]):0;
     60                Tdepth_t   depth_max    = (_param->_have_port_depth)?PORT_READ(in_DEPTH_MAX[front_end_id][context_id]):0;
     61                Tcontrol_t depth_full   = PORT_READ(in_DEPTH_FULL [front_end_id][context_id]);
    5162
    52               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * front_end_id         : %d",front_end_id);
    53               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * context_id           : %d",context_id);
    54            // log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * have_event           : %d",have_event);
    55               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * have_branch_previous : %d",have_branch_previous);
    56               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * have_branch_current  : %d",have_branch_current );
    57               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * can_continue         : %d",can_continue[front_end_id][context_id]);
    58              
    59               Tgeneral_address_t num_reg_ra_log    = PORT_READ(in_RENAME_NUM_REG_RA_LOG [i]); //%_param->_nb_general_register;
    60               Tgeneral_address_t num_reg_rb_log    = PORT_READ(in_RENAME_NUM_REG_RB_LOG [i]); //%_param->_nb_general_register;
    61               Tspecial_address_t num_reg_rc_log    = PORT_READ(in_RENAME_NUM_REG_RC_LOG [i]); //%_param->_nb_special_register;
    62               Tgeneral_address_t num_reg_rd_log    = PORT_READ(in_RENAME_NUM_REG_RD_LOG [i]); //%_param->_nb_general_register;
    63               Tspecial_address_t num_reg_re_log    = PORT_READ(in_RENAME_NUM_REG_RE_LOG [i]); //%_param->_nb_special_register;
    64              
    65               Tgeneral_address_t num_reg_ra_phy    = rat_gpr_speculative[front_end_id][context_id][num_reg_ra_log];
    66               Tgeneral_address_t num_reg_rb_phy    = rat_gpr_speculative[front_end_id][context_id][num_reg_rb_log];
    67               Tspecial_address_t num_reg_rc_phy    = rat_spr_speculative[front_end_id][context_id][num_reg_rc_log];
    68               Tgeneral_address_t num_reg_rd_phy_old= rat_gpr_speculative[front_end_id][context_id][num_reg_rd_log];
    69               Tspecial_address_t num_reg_re_phy_old= rat_spr_speculative[front_end_id][context_id][num_reg_re_log];
    70              
    71               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * num_reg_ra           : %d -> %d",num_reg_ra_log,num_reg_ra_phy    );
    72               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * num_reg_rb           : %d -> %d",num_reg_rb_log,num_reg_rb_phy    );
    73               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * num_reg_rc           : %d -> %d",num_reg_rc_log,num_reg_rc_phy    );
    74               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * num_reg_rd           : %d -> %d",num_reg_rd_log,num_reg_rd_phy_old);
    75               log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * num_reg_re           : %d -> %d",num_reg_re_log,num_reg_re_phy_old);
    76              
    77               internal_RENAME_ACK [i] = can_continue[front_end_id][context_id];
    78               PORT_WRITE(out_RENAME_ACK                [i],internal_RENAME_ACK [i]);
    79               PORT_WRITE(out_RENAME_NUM_REG_RA_PHY     [i], num_reg_ra_phy    );
    80               PORT_WRITE(out_RENAME_NUM_REG_RB_PHY     [i], num_reg_rb_phy    );
    81               PORT_WRITE(out_RENAME_NUM_REG_RC_PHY     [i], num_reg_rc_phy    );
    82               PORT_WRITE(out_RENAME_NUM_REG_RD_PHY_OLD [i], num_reg_rd_phy_old);
    83               PORT_WRITE(out_RENAME_NUM_REG_RE_PHY_OLD [i], num_reg_re_phy_old);
     63                Tdepth_t   depth        = (_param->_have_port_depth       )?PORT_READ(in_RENAME_DEPTH        [i]):0;
     64                // Tcontrol_t save_rat     = PORT_READ(in_RENAME_SAVE_RAT [i]);
     65                log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * depth/min/max/full : %d - [%d:%d] - %d",depth,depth_min,depth_max,depth_full);
     66                // log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * save_rat (new)     : %d",save_rat);
     67                // log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * save_rat (old)     : %d",reg_save_rat [front_end_id][context_id]);
     68               
     69                // if (reg_save_rat [front_end_id][context_id])
     70                //   {
     71                //     for (uint32_t num_reg_log=0; num_reg_log<_param->_nb_general_register_logic; num_reg_log++)
     72                //       rat_gpr_speculative_valid [front_end_id][context_id][depth][num_reg_log] = false;
     73                //     for (uint32_t num_reg_log=0; num_reg_log<_param->_nb_special_register_logic; num_reg_log++)
     74                //       rat_spr_speculative_valid [front_end_id][context_id][depth][num_reg_log] = false;
     75                //   }
     76               
     77                // reg_save_rat[front_end_id][context_id] = save_rat;
     78               
     79                Tgeneral_address_t num_reg_ra_log    = PORT_READ(in_RENAME_NUM_REG_RA_LOG [i]); //%_param->_nb_general_register;
     80                Tgeneral_address_t num_reg_rb_log    = PORT_READ(in_RENAME_NUM_REG_RB_LOG [i]); //%_param->_nb_general_register;
     81                Tspecial_address_t num_reg_rc_log    = PORT_READ(in_RENAME_NUM_REG_RC_LOG [i]); //%_param->_nb_special_register;
     82                Tgeneral_address_t num_reg_rd_log    = PORT_READ(in_RENAME_NUM_REG_RD_LOG [i]); //%_param->_nb_general_register;
     83                Tspecial_address_t num_reg_re_log    = PORT_READ(in_RENAME_NUM_REG_RE_LOG [i]); //%_param->_nb_special_register;
     84               
     85                Tgeneral_address_t num_reg_ra_phy    ;
     86                Tgeneral_address_t num_reg_rb_phy    ;
     87                Tspecial_address_t num_reg_rc_phy    ;
     88                Tgeneral_address_t num_reg_rd_phy_old;
     89                Tspecial_address_t num_reg_re_phy_old;
     90                       
     91                bool find_ra = false;
     92                bool find_rb = false;
     93                bool find_rc = false;
     94                bool find_rd = false;
     95                bool find_re = false;
     96               
     97                for (uint32_t num_branch=0; num_branch<_param->_nb_branch_speculated[front_end_id][context_id]; ++num_branch)
     98                  {
     99                    uint32_t index = (depth-num_branch)%_param->_nb_branch_speculated[front_end_id][context_id];
    84100
    85               internal_RENAME_SAVE [i] = have_branch_current;
     101                    if (not find_ra and rat_gpr_speculative_valid [front_end_id][context_id][index][num_reg_ra_log])
     102                      {
     103                        find_ra            = true;
     104                        num_reg_ra_phy     = RAT_GPR_SPECULATIVE[front_end_id][context_id][index][num_reg_ra_log];
     105                      }
     106                   
     107                    if (not find_rb and rat_gpr_speculative_valid [front_end_id][context_id][index][num_reg_rb_log])
     108                      {
     109                        find_rb            = true;
     110                        num_reg_rb_phy     = RAT_GPR_SPECULATIVE[front_end_id][context_id][index][num_reg_rb_log];
     111                      }
     112                   
     113                    if (not find_rc and rat_spr_speculative_valid [front_end_id][context_id][index][num_reg_rc_log])
     114                      {
     115                        find_rc            = true;
     116                        num_reg_rc_phy     = RAT_SPR_SPECULATIVE[front_end_id][context_id][index][num_reg_rc_log];
     117                      }
     118                   
     119                    if (not find_rd and rat_gpr_speculative_valid [front_end_id][context_id][index][num_reg_rd_log])
     120                      {
     121                        find_rd            = true;
     122                        num_reg_rd_phy_old = RAT_GPR_SPECULATIVE[front_end_id][context_id][index][num_reg_rd_log];
     123                      }
     124                   
     125                    if (not find_re and rat_spr_speculative_valid [front_end_id][context_id][index][num_reg_re_log])
     126                      {
     127                        find_re            = true;
     128                        num_reg_re_phy_old = RAT_SPR_SPECULATIVE[front_end_id][context_id][index][num_reg_re_log];
     129                      }
    86130
    87               // save info to the next instruction
    88               have_branch_previous |= have_branch_current;
    89             }
     131                    // if index == depth_min, stop because depth_min is the not speculative.
     132                    // if (index == depth_min)
     133                    //   break;
     134                  }
     135               
     136                if (not find_ra)
     137                  num_reg_ra_phy     = RAT_GPR_NOT_SPECULATIVE[front_end_id][context_id][num_reg_ra_log];
     138                if (not find_rb)
     139                  num_reg_rb_phy     = RAT_GPR_NOT_SPECULATIVE[front_end_id][context_id][num_reg_rb_log];
     140                if (not find_rc)
     141                  num_reg_rc_phy     = RAT_GPR_NOT_SPECULATIVE[front_end_id][context_id][num_reg_rc_log];
     142                if (not find_rd)
     143                  num_reg_rd_phy_old = RAT_GPR_NOT_SPECULATIVE[front_end_id][context_id][num_reg_rd_log];
     144                if (not find_re)
     145                  num_reg_re_phy_old = RAT_SPR_NOT_SPECULATIVE[front_end_id][context_id][num_reg_re_log];
     146               
     147                // if rat_SPECULATIVE is valid,
     148                // then read rat_SPECULATIVE have the most valid alias register
     149                // else, they have an previous event, the rat_NOT_SPECULATIVE have the valid register
     150               
     151                log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * num_reg_ra         : %d -> %d",num_reg_ra_log,num_reg_ra_phy    );
     152                log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * num_reg_rb         : %d -> %d",num_reg_rb_log,num_reg_rb_phy    );
     153                log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * num_reg_rc         : %d -> %d",num_reg_rc_log,num_reg_rc_phy    );
     154                log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * num_reg_rd         : %d -> %d",num_reg_rd_log,num_reg_rd_phy_old);
     155                log_printf(TRACE,Register_Address_Translation_unit,FUNCTION,"    * num_reg_re         : %d -> %d",num_reg_re_log,num_reg_re_phy_old);
     156               
     157                PORT_WRITE(out_RENAME_NUM_REG_RA_PHY     [i], num_reg_ra_phy    );
     158                PORT_WRITE(out_RENAME_NUM_REG_RB_PHY     [i], num_reg_rb_phy    );
     159                PORT_WRITE(out_RENAME_NUM_REG_RC_PHY     [i], num_reg_rc_phy    );
     160                PORT_WRITE(out_RENAME_NUM_REG_RD_PHY_OLD [i], num_reg_rd_phy_old);
     161                PORT_WRITE(out_RENAME_NUM_REG_RE_PHY_OLD [i], num_reg_re_phy_old);
     162              }
     163          }
    90164      }
    91    
     165
    92166    log_end(Register_Address_Translation_unit,FUNCTION);
    93167  };
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