1 | #ifndef morpheo_behavioural_core_multi_front_end_front_end_ifetch_unit_ifetch_queue_Ifetch_queue_h |
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2 | #define morpheo_behavioural_core_multi_front_end_front_end_ifetch_unit_ifetch_queue_Ifetch_queue_h |
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3 | |
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4 | /* |
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5 | * $Id: Ifetch_queue.h 82 2008-05-01 16:48:45Z rosiere $ |
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6 | * |
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7 | * [ Description ] |
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8 | * |
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9 | */ |
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10 | |
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11 | #ifdef SYSTEMC |
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12 | #include "systemc.h" |
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13 | #endif |
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14 | |
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15 | #include <iostream> |
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16 | #include "Common/include/ToString.h" |
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17 | #include "Common/include/Debug.h" |
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18 | |
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19 | #include "Behavioural/Core/Multi_Front_end/Front_end/Ifetch_unit/Ifetch_queue/include/Types.h" |
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20 | #include "Behavioural/Core/Multi_Front_end/Front_end/Ifetch_unit/Ifetch_queue/include/Parameters.h" |
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21 | #ifdef STATISTICS |
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22 | #include "Behavioural/include/Stat.h" |
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23 | #endif |
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24 | #include "Behavioural/include/Component.h" |
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25 | #ifdef VHDL |
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26 | #include "Behavioural/include/Vhdl.h" |
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27 | #endif |
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28 | #include "Behavioural/include/Usage.h" |
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29 | |
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30 | namespace morpheo { |
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31 | namespace behavioural { |
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32 | |
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33 | namespace core { |
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34 | namespace multi_front_end { |
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35 | namespace front_end { |
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36 | namespace ifetch_unit { |
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37 | namespace ifetch_queue { |
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38 | |
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39 | class Ifetch_queue |
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40 | #if SYSTEMC |
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41 | : public sc_module |
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42 | #endif |
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43 | { |
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44 | // -----[ fields ]---------------------------------------------------- |
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45 | // Parameters |
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46 | protected : const std::string _name; |
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47 | protected : const Parameters * _param; |
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48 | private : const Tusage_t _usage; |
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49 | |
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50 | #ifdef STATISTICS |
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51 | public : Stat * _stat; |
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52 | private : counter_t * _sum_use_queue ; |
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53 | private : counter_t * _sum_use_queue_wait_rsp; |
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54 | private : counter_t * _sum_use_queue_have_rsp; |
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55 | private : counter_t * _sum_use_queue_error_wait_rsp; |
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56 | |
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57 | private : counter_t * _sum_inst_enable; |
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58 | private : counter_t * _sum_transaction_address; |
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59 | |
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60 | private : counter_t * _average_occupation_bundle; |
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61 | #endif |
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62 | |
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63 | public : Component * _component; |
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64 | private : Interfaces * _interfaces; |
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65 | |
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66 | #ifdef SYSTEMC |
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67 | // ~~~~~[ Interface ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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68 | // ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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69 | public : SC_CLOCK * in_CLOCK ; |
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70 | public : SC_IN (Tcontrol_t) * in_NRESET ; |
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71 | |
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72 | // ~~~~~[ Interface : "address" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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73 | public : SC_IN (Tcontrol_t ) * in_ADDRESS_VAL ; |
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74 | public : SC_OUT(Tcontrol_t ) * out_ADDRESS_ACK ; |
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75 | public : SC_OUT(Tifetch_queue_ptr_t) * out_ADDRESS_IFETCH_QUEUE_ID ; |
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76 | public : SC_IN (Tcontrol_t ) ** in_ADDRESS_INSTRUCTION_ENABLE ;//[nb_instruction] |
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77 | public : SC_IN (Tgeneral_address_t ) * in_ADDRESS_INSTRUCTION_ADDRESS ; |
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78 | public : SC_IN (Tinst_ifetch_ptr_t ) * in_ADDRESS_INST_IFETCH_PTR ; |
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79 | public : SC_IN (Tbranch_state_t ) * in_ADDRESS_BRANCH_STATE ; |
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80 | public : SC_IN (Tprediction_ptr_t ) * in_ADDRESS_BRANCH_UPDATE_PREDICTION_ID ; |
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81 | |
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82 | // ~~~~~[ Interface : "decod" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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83 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_VAL ;//[nb_instruction] |
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84 | public : SC_IN (Tcontrol_t ) ** in_DECOD_ACK ;//[nb_instruction] |
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85 | public : SC_OUT(Tinstruction_t ) ** out_DECOD_INSTRUCTION ;//[nb_instruction] |
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86 | public : SC_OUT(Tgeneral_address_t ) * out_DECOD_ADDRESS ; |
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87 | public : SC_OUT(Tinst_ifetch_ptr_t ) * out_DECOD_INST_IFETCH_PTR ; |
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88 | public : SC_OUT(Tbranch_state_t ) * out_DECOD_BRANCH_STATE ; |
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89 | public : SC_OUT(Tprediction_ptr_t ) * out_DECOD_BRANCH_UPDATE_PREDICTION_ID ; |
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90 | public : SC_OUT(Texception_t ) * out_DECOD_EXCEPTION ; |
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91 | |
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92 | // ~~~~~[ Interface "icache_rsp" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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93 | public : SC_IN (Tcontrol_t ) * in_ICACHE_RSP_VAL ; |
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94 | public : SC_OUT(Tcontrol_t ) * out_ICACHE_RSP_ACK ; |
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95 | public : SC_IN (Tpacket_t ) * in_ICACHE_RSP_PACKET_ID ; |
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96 | public : SC_IN (Ticache_instruction_t)** in_ICACHE_RSP_INSTRUCTION ;//[nb_instruction] |
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97 | public : SC_IN (Ticache_error_t ) * in_ICACHE_RSP_ERROR ; |
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98 | |
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99 | // ~~~~~[ Interface "event_reset" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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100 | public : SC_IN (Tcontrol_t ) * in_EVENT_RESET_VAL ;// val if : miss_speculation, exception, synchronization |
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101 | public : SC_OUT(Tcontrol_t ) * out_EVENT_RESET_ACK ; |
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102 | |
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103 | // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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104 | |
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105 | // ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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106 | private : uint32_t reg_PTR_READ ; |
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107 | private : uint32_t reg_PTR_WRITE; |
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108 | private : ifetch_queue_entry_t ** _queue; // ifetch_queue |
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109 | |
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110 | // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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111 | private : Tcontrol_t internal_ADDRESS_ACK ; |
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112 | private : Tcontrol_t * internal_DECOD_VAL ; |
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113 | private : Tcontrol_t internal_ICACHE_RSP_ACK ; |
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114 | private : Tcontrol_t internal_EVENT_RESET_ACK; |
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115 | #endif |
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116 | |
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117 | // -----[ Methods ]--------------------------------------------------- |
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118 | |
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119 | #ifdef SYSTEMC |
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120 | SC_HAS_PROCESS (Ifetch_queue); |
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121 | #endif |
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122 | public : Ifetch_queue |
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123 | ( |
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124 | #ifdef SYSTEMC |
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125 | sc_module_name name, |
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126 | #else |
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127 | std::string name, |
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128 | #endif |
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129 | #ifdef STATISTICS |
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130 | morpheo::behavioural::Parameters_Statistics * param_statistics, |
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131 | #endif |
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132 | Parameters * param, |
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133 | morpheo::behavioural::Tusage_t usage |
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134 | ); |
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135 | public : ~Ifetch_queue (void); |
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136 | |
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137 | private : void allocation ( |
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138 | #ifdef STATISTICS |
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139 | morpheo::behavioural::Parameters_Statistics * param_statistics |
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140 | #else |
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141 | void |
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142 | #endif |
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143 | ); |
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144 | private : void deallocation (void); |
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145 | |
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146 | #ifdef SYSTEMC |
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147 | public : void transition (void); |
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148 | public : void genMoore (void); |
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149 | #endif |
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150 | |
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151 | #if VHDL |
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152 | public : void vhdl (void); |
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153 | private : void vhdl_declaration (Vhdl * & vhdl); |
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154 | private : void vhdl_body (Vhdl * & vhdl); |
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155 | #endif |
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156 | |
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157 | #ifdef STATISTICS |
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158 | public : void statistics_allocation (morpheo::behavioural::Parameters_Statistics * param_statistics); |
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159 | public : void statistics_deallocation (void); |
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160 | #endif |
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161 | #if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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162 | private : void end_cycle (void); |
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163 | #endif |
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164 | }; |
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165 | |
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166 | }; // end namespace ifetch_queue |
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167 | }; // end namespace ifetch_unit |
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168 | }; // end namespace front_end |
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169 | }; // end namespace multi_front_end |
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170 | }; // end namespace core |
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171 | |
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172 | }; // end namespace behavioural |
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173 | }; // end namespace morpheo |
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174 | |
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175 | #endif |
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