1 | #ifdef SYSTEMC |
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2 | /* |
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3 | * $Id: Issue_queue_function_out_of_order_genMoore.cpp 138 2010-05-12 17:34:01Z rosiere $ |
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4 | * |
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5 | * [ Description ] |
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6 | * |
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7 | */ |
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8 | |
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9 | #include "Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Issue_queue/include/Issue_queue.h" |
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10 | |
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11 | namespace morpheo { |
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12 | namespace behavioural { |
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13 | namespace core { |
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14 | namespace multi_ooo_engine { |
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15 | namespace ooo_engine { |
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16 | namespace issue_queue { |
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17 | |
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18 | |
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19 | #undef FUNCTION |
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20 | #define FUNCTION "Issue_queue::function_out_of_order_genMoore" |
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21 | void Issue_queue::function_out_of_order_genMoore (void) |
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22 | { |
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23 | log_begin(Issue_queue,FUNCTION); |
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24 | log_function(Issue_queue,FUNCTION,_name.c_str()); |
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25 | |
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26 | if (PORT_READ(in_NRESET)) |
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27 | { |
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28 | // =================================================================== |
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29 | // =====[ REEXECUTE_UNIT ]============================================ |
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30 | // =================================================================== |
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31 | // Same implementation in in-order and out-of-order |
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32 | |
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33 | // =================================================================== |
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34 | // =====[ ISSUE_IN ]================================================== |
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35 | // =================================================================== |
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36 | { |
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37 | Tcontrol_t ack [_param->_nb_rename_unit][_param->_max_nb_inst_rename]; |
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38 | |
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39 | // Initialisation |
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40 | for (uint32_t i=0; i<_param->_nb_bank; i++) |
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41 | internal_BANK_IN_ACK [i] = false; |
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42 | |
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43 | for (uint32_t i=0; i<_param->_nb_rename_unit; i++) |
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44 | for (uint32_t j=0; j<_param->_nb_inst_rename[i]; j++) |
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45 | ack [i][j] = false; |
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46 | |
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47 | // std::list<generic::priority::select_t> * select_reg = _priority_reg->select(); // same select for all issue |
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48 | |
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49 | // issue_in interface |
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50 | std::list<generic::priority::select_t> * select_in = _priority_in ->select(); // same select for all issue |
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51 | for (std::list<generic::priority::select_t>::iterator it=select_in ->begin(); |
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52 | it!=select_in ->end(); |
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53 | it++) |
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54 | { |
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55 | // Get num interface |
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56 | uint32_t num_rename_unit = it->grp; |
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57 | uint32_t num_inst_rename = it->elt; |
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58 | |
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59 | log_printf(TRACE,Issue_queue,FUNCTION," * ISSUE_IN [%d][%d]",num_rename_unit,num_inst_rename); |
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60 | |
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61 | // scan all bank |
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62 | // for (std::list<generic::priority::select_t>::iterator it=select_reg->begin(); |
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63 | // it!=select_reg->end(); |
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64 | // it++) |
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65 | for (uint32_t num_bank=0; |
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66 | num_bank<_param->_nb_bank; |
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67 | ++num_bank) |
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68 | { |
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69 | // uint32_t num_bank = it->grp; |
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70 | |
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71 | log_printf(TRACE,Issue_queue,FUNCTION," * BANK [%d]",num_bank); |
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72 | |
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73 | // test if bank is not busy (full or previous access) |
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74 | if (not internal_BANK_IN_ACK [num_bank] and (_issue_queue[num_bank].size() < _param->_size_bank)) |
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75 | { |
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76 | log_printf(TRACE,Issue_queue,FUNCTION," * find"); |
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77 | |
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78 | // find |
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79 | ack [num_rename_unit][num_inst_rename] = true; |
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80 | internal_BANK_IN_ACK [num_bank] = true; |
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81 | internal_BANK_IN_NUM_RENAME_UNIT [num_bank] = num_rename_unit; |
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82 | internal_BANK_IN_NUM_INST [num_bank] = num_inst_rename; |
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83 | |
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84 | break; // Stop scan |
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85 | } |
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86 | else |
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87 | log_printf(TRACE,Issue_queue,FUNCTION," * not find"); |
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88 | } |
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89 | } |
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90 | |
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91 | for (uint32_t i=0; i<_param->_nb_rename_unit; i++) |
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92 | for (uint32_t j=0; j<_param->_nb_inst_rename[i]; j++) |
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93 | PORT_WRITE(out_ISSUE_IN_ACK [i][j],ack [i][j]); |
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94 | } |
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95 | |
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96 | // =================================================================== |
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97 | // =====[ ISSUE_OUT ]================================================= |
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98 | // =================================================================== |
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99 | { |
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100 | Tcontrol_t val [_param->_nb_inst_issue]; |
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101 | |
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102 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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103 | val [i] = 0; |
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104 | |
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105 | // From Reexecute_queue |
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106 | |
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107 | // uint32_t num_reexecute_entry = 0; |
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108 | for (std::list<entry_t*>::iterator it=_reexecute_queue.begin(); |
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109 | it!=_reexecute_queue.end(); |
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110 | ++it) |
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111 | { |
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112 | entry_t* entry = (*it); |
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113 | |
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114 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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115 | // test if no previous transaction and can accept this type |
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116 | if ((val[i] == 0) |
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117 | // and _param->_table_issue_type [i][entry->_type] |
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118 | ) |
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119 | { |
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120 | // find a issue port |
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121 | val [i] = 1; |
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122 | |
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123 | if (_param->_have_port_context_id) |
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124 | PORT_WRITE(out_ISSUE_OUT_CONTEXT_ID [i], entry->_context_id ); |
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125 | if (_param->_have_port_front_end_id) |
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126 | PORT_WRITE(out_ISSUE_OUT_FRONT_END_ID [i], entry->_front_end_id ); |
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127 | if (_param->_have_port_rob_ptr ) |
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128 | PORT_WRITE(out_ISSUE_OUT_PACKET_ID [i], entry->_packet_id ); |
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129 | PORT_WRITE(out_ISSUE_OUT_OPERATION [i], entry->_operation ); |
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130 | PORT_WRITE(out_ISSUE_OUT_TYPE [i], entry->_type ); |
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131 | PORT_WRITE(out_ISSUE_OUT_CANCEL [i], 0 ); |
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132 | PORT_WRITE(out_ISSUE_OUT_STORE_QUEUE_PTR_WRITE [i], entry->_store_queue_ptr_write); |
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133 | PORT_WRITE(out_ISSUE_OUT_STORE_QUEUE_PTR_READ [i], entry->_store_queue_ptr_read ); |
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134 | PORT_WRITE(out_ISSUE_OUT_STORE_QUEUE_EMPTY [i], entry->_store_queue_empty ); |
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135 | if (_param->_have_port_load_queue_ptr) |
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136 | PORT_WRITE(out_ISSUE_OUT_LOAD_QUEUE_PTR_WRITE [i], entry->_load_queue_ptr_write ); |
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137 | PORT_WRITE(out_ISSUE_OUT_HAS_IMMEDIAT [i], entry->_has_immediat ); |
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138 | PORT_WRITE(out_ISSUE_OUT_IMMEDIAT [i], entry->_immediat ); |
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139 | PORT_WRITE(out_ISSUE_OUT_READ_RA [i], entry->_read_ra ); |
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140 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RA [i], entry->_num_reg_ra ); |
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141 | PORT_WRITE(out_ISSUE_OUT_READ_RB [i], entry->_read_rb ); |
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142 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RB [i], entry->_num_reg_rb ); |
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143 | PORT_WRITE(out_ISSUE_OUT_READ_RC [i], entry->_read_rc ); |
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144 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RC [i], entry->_num_reg_rc ); |
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145 | PORT_WRITE(out_ISSUE_OUT_WRITE_RD [i], entry->_write_rd ); |
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146 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RD [i], entry->_num_reg_rd ); |
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147 | PORT_WRITE(out_ISSUE_OUT_WRITE_RE [i], entry->_write_re ); |
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148 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RE [i], entry->_num_reg_re ); |
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149 | |
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150 | internal_ISSUE_OUT_FROM_REEXECUTE [i] = true; |
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151 | // internal_ISSUE_OUT_NUM_BANK [i] = num_reexecute_entry; |
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152 | internal_ISSUE_OUT_ENTRY [i] = entry; |
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153 | |
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154 | break; // stop scan |
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155 | } |
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156 | // num_reexecute_entry ++; |
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157 | } |
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158 | |
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159 | // From Issue_queue |
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160 | |
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161 | std::list<generic::priority::select_t> * select = _priority_out->select(); // same select for all issue |
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162 | |
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163 | for (std::list<generic::priority::select_t>::iterator it=select->begin(); |
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164 | it!=select->end(); |
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165 | it++) |
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166 | { |
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167 | uint32_t num_bank=it->grp; |
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168 | |
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169 | // log_printf(TRACE,Issue_queue,Issue_queue,FUNCTION," * Bank [%d]",num_bank); |
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170 | |
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171 | // Have instruction ? |
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172 | if (not _issue_queue [num_bank].empty()) |
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173 | { |
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174 | // log_printf(TRACE,Issue_queue,Issue_queue,FUNCTION," * Not Empty !!!"); |
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175 | |
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176 | entry_t* entry = _issue_queue [num_bank].front(); |
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177 | |
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178 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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179 | // test if no previous transaction and can accept this type |
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180 | if ((val[i] == 0) |
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181 | // and _param->_table_issue_type [i][entry->_type] |
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182 | ) |
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183 | { |
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184 | // find a issue port |
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185 | val [i] = 1; |
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186 | |
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187 | if (_param->_have_port_context_id) |
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188 | PORT_WRITE(out_ISSUE_OUT_CONTEXT_ID [i], entry->_context_id ); |
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189 | if (_param->_have_port_front_end_id) |
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190 | PORT_WRITE(out_ISSUE_OUT_FRONT_END_ID [i], entry->_front_end_id ); |
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191 | if (_param->_have_port_rob_ptr ) |
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192 | PORT_WRITE(out_ISSUE_OUT_PACKET_ID [i], entry->_packet_id ); |
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193 | PORT_WRITE(out_ISSUE_OUT_OPERATION [i], entry->_operation ); |
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194 | PORT_WRITE(out_ISSUE_OUT_TYPE [i], entry->_type ); |
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195 | PORT_WRITE(out_ISSUE_OUT_CANCEL [i], 0 ); |
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196 | PORT_WRITE(out_ISSUE_OUT_STORE_QUEUE_PTR_WRITE [i], entry->_store_queue_ptr_write); |
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197 | PORT_WRITE(out_ISSUE_OUT_STORE_QUEUE_PTR_READ [i], entry->_store_queue_ptr_read ); |
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198 | PORT_WRITE(out_ISSUE_OUT_STORE_QUEUE_EMPTY [i], entry->_store_queue_empty ); |
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199 | if (_param->_have_port_load_queue_ptr) |
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200 | PORT_WRITE(out_ISSUE_OUT_LOAD_QUEUE_PTR_WRITE [i], entry->_load_queue_ptr_write ); |
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201 | PORT_WRITE(out_ISSUE_OUT_HAS_IMMEDIAT [i], entry->_has_immediat ); |
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202 | PORT_WRITE(out_ISSUE_OUT_IMMEDIAT [i], entry->_immediat ); |
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203 | PORT_WRITE(out_ISSUE_OUT_READ_RA [i], entry->_read_ra ); |
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204 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RA [i], entry->_num_reg_ra ); |
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205 | PORT_WRITE(out_ISSUE_OUT_READ_RB [i], entry->_read_rb ); |
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206 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RB [i], entry->_num_reg_rb ); |
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207 | PORT_WRITE(out_ISSUE_OUT_READ_RC [i], entry->_read_rc ); |
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208 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RC [i], entry->_num_reg_rc ); |
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209 | PORT_WRITE(out_ISSUE_OUT_WRITE_RD [i], entry->_write_rd ); |
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210 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RD [i], entry->_num_reg_rd ); |
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211 | PORT_WRITE(out_ISSUE_OUT_WRITE_RE [i], entry->_write_re ); |
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212 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RE [i], entry->_num_reg_re ); |
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213 | |
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214 | internal_ISSUE_OUT_FROM_REEXECUTE [i] = false; |
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215 | internal_ISSUE_OUT_NUM_BANK [i] = num_bank; |
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216 | internal_ISSUE_OUT_ENTRY [i] = entry; |
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217 | |
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218 | break; // stop scan |
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219 | } |
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220 | } |
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221 | } |
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222 | |
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223 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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224 | { |
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225 | internal_ISSUE_OUT_VAL [i] = val [i]; |
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226 | } |
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227 | } |
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228 | } |
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229 | else |
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230 | { |
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231 | // Reset |
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232 | for (uint32_t i=0; i<_param->_nb_bank; i++) |
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233 | { |
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234 | internal_BANK_IN_ACK [i] = 0; |
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235 | // internal_BANK_IN_NUM_RENAME_UNIT [num_bank] = num_rename_unit; |
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236 | // internal_BANK_IN_NUM_INST [num_bank] = num_inst_rename; |
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237 | } |
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238 | for (uint32_t i=0; i<_param->_nb_rename_unit; i++) |
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239 | for (uint32_t j=0; j<_param->_nb_inst_rename[i]; j++) |
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240 | PORT_WRITE(out_ISSUE_IN_ACK [i][j],0); |
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241 | |
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242 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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243 | { |
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244 | internal_ISSUE_OUT_VAL [i] = 0; |
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245 | // internal_ISSUE_OUT_FROM_REEXECUTE [i] = true; |
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246 | // internal_ISSUE_OUT_NUM_BANK [i] = num_bank; |
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247 | // internal_ISSUE_OUT_ENTRY [i] = entry; |
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248 | } |
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249 | } |
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250 | |
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251 | // Write output |
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252 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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253 | { |
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254 | PORT_WRITE(out_ISSUE_OUT_VAL [i], internal_ISSUE_OUT_VAL [i]); |
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255 | } |
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256 | |
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257 | log_end(Issue_queue,FUNCTION); |
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258 | }; |
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259 | |
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260 | }; // end namespace issue_queue |
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261 | }; // end namespace ooo_engine |
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262 | }; // end namespace multi_ooo_engine |
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263 | }; // end namespace core |
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264 | |
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265 | }; // end namespace behavioural |
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266 | }; // end namespace morpheo |
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267 | #endif |
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