1 | #ifdef SYSTEMC |
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2 | /* |
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3 | * $Id: Issue_queue_function_in_order_genMealy_issue_out.cpp 111 2009-02-27 18:37:40Z 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_in_order_genMealy_issue_out" |
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21 | void Issue_queue::function_in_order_genMealy_issue_out (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 | // =================================================================== |
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27 | // =====[ ISSUE_OUT ]================================================= |
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28 | // =================================================================== |
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29 | { |
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30 | Tcontrol_t val [_param->_nb_inst_issue]; |
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31 | |
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32 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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33 | val [i] = 0; |
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34 | |
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35 | // From Reexecute_queue |
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36 | |
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37 | // uint32_t num_reexecute_entry = 0; |
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38 | for (std::list<entry_t*>::iterator it=_reexecute_queue.begin(); |
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39 | it!=_reexecute_queue.end(); |
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40 | ++it) |
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41 | { |
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42 | entry_t* entry = (*it); |
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43 | |
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44 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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45 | // test if no previous transaction and can accept this type |
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46 | if ((val[i] == 0) and _param->_table_issue_type [i][entry->_type]) |
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47 | { |
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48 | // find a issue port |
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49 | val [i] = 1; |
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50 | |
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51 | if (_param->_have_port_context_id) |
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52 | PORT_WRITE(out_ISSUE_OUT_CONTEXT_ID [i], entry->_context_id ); |
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53 | if (_param->_have_port_front_end_id) |
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54 | PORT_WRITE(out_ISSUE_OUT_FRONT_END_ID [i], entry->_front_end_id ); |
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55 | if (_param->_have_port_rob_ptr ) |
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56 | PORT_WRITE(out_ISSUE_OUT_PACKET_ID [i], entry->_packet_id ); |
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57 | PORT_WRITE(out_ISSUE_OUT_OPERATION [i], entry->_operation ); |
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58 | PORT_WRITE(out_ISSUE_OUT_TYPE [i], entry->_type ); |
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59 | PORT_WRITE(out_ISSUE_OUT_STORE_QUEUE_PTR_WRITE [i], entry->_store_queue_ptr_write); |
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60 | if (_param->_have_port_load_queue_ptr) |
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61 | PORT_WRITE(out_ISSUE_OUT_LOAD_QUEUE_PTR_WRITE [i], entry->_load_queue_ptr_write ); |
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62 | PORT_WRITE(out_ISSUE_OUT_HAS_IMMEDIAT [i], entry->_has_immediat ); |
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63 | PORT_WRITE(out_ISSUE_OUT_IMMEDIAT [i], entry->_immediat ); |
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64 | PORT_WRITE(out_ISSUE_OUT_READ_RA [i], entry->_read_ra ); |
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65 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RA [i], entry->_num_reg_ra ); |
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66 | PORT_WRITE(out_ISSUE_OUT_READ_RB [i], entry->_read_rb ); |
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67 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RB [i], entry->_num_reg_rb ); |
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68 | PORT_WRITE(out_ISSUE_OUT_READ_RC [i], entry->_read_rc ); |
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69 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RC [i], entry->_num_reg_rc ); |
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70 | PORT_WRITE(out_ISSUE_OUT_WRITE_RD [i], entry->_write_rd ); |
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71 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RD [i], entry->_num_reg_rd ); |
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72 | PORT_WRITE(out_ISSUE_OUT_WRITE_RE [i], entry->_write_re ); |
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73 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RE [i], entry->_num_reg_re ); |
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74 | |
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75 | internal_ISSUE_OUT_FROM_REEXECUTE [i] = true; |
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76 | // internal_ISSUE_OUT_NUM_BANK [i] = num_reexecute_entry; |
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77 | internal_ISSUE_OUT_ENTRY [i] = entry; |
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78 | |
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79 | break; // stop scan |
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80 | } |
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81 | // num_reexecute_entry ++; |
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82 | } |
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83 | |
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84 | // From Issue_queue |
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85 | for (uint32_t i=0; i<_param->_nb_bank; ++i) |
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86 | { |
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87 | uint32_t num_bank=(reg_NUM_BANK_HEAD+i)%_param->_nb_bank; |
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88 | |
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89 | log_printf(TRACE,Issue_queue,FUNCTION," * Bank [%d]",num_bank); |
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90 | |
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91 | bool find = false; |
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92 | |
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93 | // Have instruction ? |
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94 | if (not _issue_queue [num_bank].empty()) |
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95 | { |
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96 | log_printf(TRACE,Issue_queue,FUNCTION," * Not Empty !!!"); |
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97 | |
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98 | entry_t* entry = _issue_queue [num_bank].front(); |
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99 | |
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100 | for (uint32_t j=0; j<_param->_nb_inst_issue; j++) |
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101 | { |
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102 | log_printf(TRACE,Issue_queue,FUNCTION," * Issue [%d]",j); |
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103 | log_printf(TRACE,Issue_queue,FUNCTION," * issue_ack : %d",PORT_READ(in_ISSUE_OUT_ACK [j])); |
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104 | log_printf(TRACE,Issue_queue,FUNCTION," * previous transaction : %d",val[j]); |
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105 | log_printf(TRACE,Issue_queue,FUNCTION," * can issue type : %d",_param->_table_issue_type [j][entry->_type]); |
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106 | |
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107 | // test if no previous transaction and can accept this type |
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108 | if ((val[j] == 0) and |
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109 | _param->_table_issue_type [j][entry->_type] and |
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110 | PORT_READ(in_ISSUE_OUT_ACK [j])) |
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111 | { |
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112 | log_printf(TRACE,Issue_queue,FUNCTION," * find : %d",j); |
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113 | |
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114 | // find a issue port |
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115 | val [j] = 1; |
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116 | |
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117 | if (_param->_have_port_context_id) |
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118 | PORT_WRITE(out_ISSUE_OUT_CONTEXT_ID [j], entry->_context_id ); |
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119 | if (_param->_have_port_front_end_id) |
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120 | PORT_WRITE(out_ISSUE_OUT_FRONT_END_ID [j], entry->_front_end_id ); |
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121 | if (_param->_have_port_rob_ptr ) |
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122 | PORT_WRITE(out_ISSUE_OUT_PACKET_ID [j], entry->_packet_id ); |
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123 | PORT_WRITE(out_ISSUE_OUT_OPERATION [j], entry->_operation ); |
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124 | PORT_WRITE(out_ISSUE_OUT_TYPE [j], entry->_type ); |
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125 | PORT_WRITE(out_ISSUE_OUT_STORE_QUEUE_PTR_WRITE [j], entry->_store_queue_ptr_write); |
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126 | if (_param->_have_port_load_queue_ptr) |
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127 | PORT_WRITE(out_ISSUE_OUT_LOAD_QUEUE_PTR_WRITE [j], entry->_load_queue_ptr_write ); |
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128 | PORT_WRITE(out_ISSUE_OUT_HAS_IMMEDIAT [j], entry->_has_immediat ); |
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129 | PORT_WRITE(out_ISSUE_OUT_IMMEDIAT [j], entry->_immediat ); |
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130 | PORT_WRITE(out_ISSUE_OUT_READ_RA [j], entry->_read_ra ); |
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131 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RA [j], entry->_num_reg_ra ); |
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132 | PORT_WRITE(out_ISSUE_OUT_READ_RB [j], entry->_read_rb ); |
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133 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RB [j], entry->_num_reg_rb ); |
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134 | PORT_WRITE(out_ISSUE_OUT_READ_RC [j], entry->_read_rc ); |
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135 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RC [j], entry->_num_reg_rc ); |
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136 | PORT_WRITE(out_ISSUE_OUT_WRITE_RD [j], entry->_write_rd ); |
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137 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RD [j], entry->_num_reg_rd ); |
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138 | PORT_WRITE(out_ISSUE_OUT_WRITE_RE [j], entry->_write_re ); |
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139 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RE [j], entry->_num_reg_re ); |
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140 | |
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141 | internal_ISSUE_OUT_FROM_REEXECUTE [j] = false; |
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142 | internal_ISSUE_OUT_NUM_BANK [j] = num_bank; |
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143 | internal_ISSUE_OUT_ENTRY [j] = entry; |
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144 | |
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145 | find = true; |
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146 | break; // find : stop scan |
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147 | } |
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148 | } |
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149 | } |
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150 | |
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151 | if (not find) |
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152 | break; // stop scan (in order) |
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153 | } |
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154 | |
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155 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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156 | { |
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157 | internal_ISSUE_OUT_VAL [i] = val [i]; |
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158 | PORT_WRITE(out_ISSUE_OUT_VAL [i], internal_ISSUE_OUT_VAL [i]); |
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159 | } |
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160 | } |
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161 | |
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162 | log_end(Issue_queue,FUNCTION); |
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163 | }; |
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164 | |
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165 | }; // end namespace issue_queue |
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166 | }; // end namespace ooo_engine |
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167 | }; // end namespace multi_ooo_engine |
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168 | }; // end namespace core |
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169 | |
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170 | }; // end namespace behavioural |
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171 | }; // end namespace morpheo |
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172 | #endif |
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