1 | #ifndef morpheo_behavioural_core_multi_front_end_front_end_Front_end_h |
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2 | #define morpheo_behavioural_core_multi_front_end_front_end_Front_end_h |
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3 | |
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4 | /* |
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5 | * $Id: Front_end.h 101 2009-01-15 17:19:08Z 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 "Behavioural/Core/Multi_Front_end/Front_end/include/Parameters.h" |
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16 | #include "Behavioural/include/Types.h" |
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17 | |
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18 | #ifdef STATISTICS |
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19 | #include "Behavioural/include/Stat.h" |
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20 | #endif |
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21 | #include "Behavioural/include/Component.h" |
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22 | #ifdef VHDL |
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23 | #include "Behavioural/include/Vhdl.h" |
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24 | #endif |
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25 | #include "Behavioural/include/Usage.h" |
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26 | |
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27 | #include "Common/include/ToString.h" |
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28 | #include "Common/include/Debug.h" |
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29 | |
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30 | #include "Behavioural/Core/Multi_Front_end/Front_end/Ifetch_unit/include/Ifetch_unit.h" |
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31 | #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/include/Prediction_unit.h" |
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32 | #include "Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/include/Decod_unit.h" |
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33 | #include "Behavioural/Core/Multi_Front_end/Front_end/Context_State/include/Context_State.h" |
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34 | #include "Behavioural/Core/Multi_Front_end/Front_end/Front_end_Glue/include/Front_end_Glue.h" |
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35 | |
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36 | #include <iostream> |
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37 | |
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38 | namespace morpheo { |
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39 | namespace behavioural { |
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40 | |
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41 | namespace core { |
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42 | namespace multi_front_end { |
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43 | namespace front_end { |
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44 | |
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45 | |
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46 | class Front_end |
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47 | #if SYSTEMC |
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48 | : public sc_module |
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49 | #endif |
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50 | { |
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51 | // -----[ fields ]---------------------------------------------------- |
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52 | // Parameters |
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53 | protected : const std::string _name; |
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54 | protected : const Parameters * _param; |
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55 | private : const Tusage_t _usage; |
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56 | |
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57 | #ifdef STATISTICS |
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58 | public : Stat * _stat; |
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59 | #endif |
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60 | |
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61 | public : Component * _component; |
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62 | private : Interfaces * _interfaces; |
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63 | |
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64 | #ifdef SYSTEMC |
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65 | // ~~~~~[ Interface ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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66 | |
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67 | // ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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68 | public : SC_CLOCK * in_CLOCK ; |
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69 | public : SC_IN (Tcontrol_t ) * in_NRESET ; |
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70 | |
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71 | // ~~~~~[ Interface "icache_req" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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72 | public : SC_OUT(Tcontrol_t ) ** out_ICACHE_REQ_VAL ;//[nb_context] |
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73 | public : SC_IN (Tcontrol_t ) ** in_ICACHE_REQ_ACK ;//[nb_context] |
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74 | //public : SC_OUT(Tcontext_t ) ** out_ICACHE_REQ_THREAD_ID ;//[nb_context] |
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75 | public : SC_OUT(Tpacket_t ) ** out_ICACHE_REQ_PACKET_ID ;//[nb_context] |
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76 | public : SC_OUT(Ticache_instruction_t) ** out_ICACHE_REQ_ADDRESS ;//[nb_context] |
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77 | public : SC_OUT(Ticache_type_t ) ** out_ICACHE_REQ_TYPE ;//[nb_context] |
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78 | |
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79 | // ~~~~~[ Interface "icache_rsp" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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80 | public : SC_IN (Tcontrol_t ) ** in_ICACHE_RSP_VAL ;//[nb_context] |
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81 | public : SC_OUT(Tcontrol_t ) ** out_ICACHE_RSP_ACK ;//[nb_context] |
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82 | //public : SC_IN (Tcontext_t ) ** in_ICACHE_RSP_THREAD_ID ;//[nb_context] |
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83 | public : SC_IN (Tpacket_t ) ** in_ICACHE_RSP_PACKET_ID ;//[nb_context] |
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84 | public : SC_IN (Ticache_instruction_t)*** in_ICACHE_RSP_INSTRUCTION ;//[nb_context][nb_inst_fetch] |
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85 | public : SC_IN (Ticache_error_t ) ** in_ICACHE_RSP_ERROR ;//[nb_context] |
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86 | |
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87 | // ~~~~~[ Interface : "decod" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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88 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_VAL ;//[sum_inst_decod] |
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89 | public : SC_IN (Tcontrol_t ) ** in_DECOD_ACK ;//[sum_inst_decod] |
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90 | public : SC_OUT(Tcontext_t ) ** out_DECOD_CONTEXT_ID ;//[sum_inst_decod] |
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91 | public : SC_OUT(Tdepth_t ) ** out_DECOD_DEPTH ;//[sum_inst_decod] |
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92 | public : SC_OUT(Ttype_t ) ** out_DECOD_TYPE ;//[sum_inst_decod] |
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93 | public : SC_OUT(Toperation_t ) ** out_DECOD_OPERATION ;//[sum_inst_decod] |
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94 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_NO_EXECUTE ;//[sum_inst_decod] |
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95 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_IS_DELAY_SLOT ;//[sum_inst_decod] |
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96 | public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_ADDRESS ;//[sum_inst_decod] |
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97 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_HAS_IMMEDIAT ;//[sum_inst_decod] |
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98 | public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_IMMEDIAT ;//[sum_inst_decod] |
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99 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RA ;//[sum_inst_decod] |
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100 | public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RA ;//[sum_inst_decod] |
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101 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RB ;//[sum_inst_decod] |
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102 | public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RB ;//[sum_inst_decod] |
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103 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RC ;//[sum_inst_decod] |
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104 | public : SC_OUT(Tspecial_address_t ) ** out_DECOD_NUM_REG_RC ;//[sum_inst_decod] |
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105 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_WRITE_RD ;//[sum_inst_decod] |
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106 | public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RD ;//[sum_inst_decod] |
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107 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_WRITE_RE ;//[sum_inst_decod] |
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108 | public : SC_OUT(Tspecial_address_t ) ** out_DECOD_NUM_REG_RE ;//[sum_inst_decod] |
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109 | public : SC_OUT(Texception_t ) ** out_DECOD_EXCEPTION_USE ;//[sum_inst_decod] |
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110 | public : SC_OUT(Texception_t ) ** out_DECOD_EXCEPTION ;//[sum_inst_decod] |
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111 | |
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112 | // ~~~~~[ Interface : "branch_complete" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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113 | public : SC_IN (Tcontrol_t ) ** in_BRANCH_COMPLETE_VAL ;//[nb_inst_branch_complete] |
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114 | public : SC_OUT(Tcontrol_t ) ** out_BRANCH_COMPLETE_ACK ;//[nb_inst_branch_complete] |
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115 | public : SC_IN (Tcontext_t ) ** in_BRANCH_COMPLETE_CONTEXT_ID ;//[nb_inst_branch_complete] |
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116 | public : SC_IN (Tdepth_t ) ** in_BRANCH_COMPLETE_DEPTH ;//[nb_inst_branch_complete] |
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117 | public : SC_IN (Taddress_t ) ** in_BRANCH_COMPLETE_ADDRESS ;//[nb_inst_branch_complete] |
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118 | public : SC_IN (Tcontrol_t ) ** in_BRANCH_COMPLETE_NO_SEQUENCE ;//[nb_inst_branch_complete] |
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119 | public : SC_OUT(Tcontrol_t ) ** out_BRANCH_COMPLETE_MISS_PREDICTION ;//[nb_inst_branch_complete] |
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120 | |
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121 | // ~~~~~[ Interface : "commit_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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122 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_VAL ; |
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123 | public : SC_OUT(Tcontrol_t ) * out_COMMIT_EVENT_ACK ; |
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124 | public : SC_IN (Tcontext_t ) * in_COMMIT_EVENT_CONTEXT_ID ; |
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125 | public : SC_IN (Tdepth_t ) * in_COMMIT_EVENT_DEPTH ; |
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126 | public : SC_IN (Tevent_type_t ) * in_COMMIT_EVENT_TYPE ; |
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127 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_IS_DELAY_SLOT ; |
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128 | public : SC_IN (Taddress_t ) * in_COMMIT_EVENT_ADDRESS ; |
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129 | public : SC_IN (Taddress_t ) * in_COMMIT_EVENT_ADDRESS_EPCR ; |
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130 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_ADDRESS_EEAR_VAL ; |
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131 | public : SC_IN (Taddress_t ) * in_COMMIT_EVENT_ADDRESS_EEAR ; |
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132 | |
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133 | // ~~~~~[ Interface "event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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134 | public : SC_OUT(Tcontrol_t ) ** out_EVENT_VAL ;//[nb_context] |
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135 | public : SC_IN (Tcontrol_t ) ** in_EVENT_ACK ;//[nb_context] |
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136 | public : SC_OUT(Taddress_t ) ** out_EVENT_ADDRESS ;//[nb_context] |
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137 | public : SC_OUT(Taddress_t ) ** out_EVENT_ADDRESS_NEXT ;//[nb_context] |
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138 | public : SC_OUT(Tcontrol_t ) ** out_EVENT_ADDRESS_NEXT_VAL ;//[nb_context] |
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139 | public : SC_OUT(Tcontrol_t ) ** out_EVENT_IS_DS_TAKE ;//[nb_context] |
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140 | |
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141 | // ~~~~~[ Interface "spr_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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142 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_VAL ;//[nb_context] |
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143 | public : SC_IN (Tcontrol_t ) ** in_SPR_EVENT_ACK ;//[nb_context] |
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144 | public : SC_OUT(Tspr_t ) ** out_SPR_EVENT_EPCR ;//[nb_context] |
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145 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_EEAR_WEN ;//[nb_context] |
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146 | public : SC_OUT(Tspr_t ) ** out_SPR_EVENT_EEAR ;//[nb_context] |
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147 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_SR_DSX ;//[nb_context] |
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148 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_SR_TO_ESR ;//[nb_context] |
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149 | |
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150 | // ~~~~~[ Interface : "nb_inst" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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151 | public : SC_IN (Tcounter_t ) ** in_NB_INST_COMMIT_ALL ;//[nb_context] |
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152 | public : SC_IN (Tcounter_t ) ** in_NB_INST_COMMIT_MEM ;//[nb_context] |
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153 | |
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154 | // ~~~~~[ Interface : "depth" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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155 | public : SC_OUT(Tdepth_t ) ** out_DEPTH_MIN ;//[nb_context] |
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156 | public : SC_OUT(Tdepth_t ) ** out_DEPTH_MAX ;//[nb_context] |
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157 | public : SC_OUT(Tcontrol_t ) ** out_DEPTH_FULL ;//[nb_context] |
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158 | |
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159 | // ~~~~~[ Interface : "spr" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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160 | public : SC_IN (Tcontrol_t ) ** in_SPR_SR_IEE ;//[nb_context] - Interrupt Exception Enabled |
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161 | public : SC_IN (Tcontrol_t ) ** in_SPR_SR_EPH ;//[nb_context] - Exception Prefix High |
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162 | |
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163 | // ~~~~~[ Interface : "interrupt" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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164 | public : SC_IN (Tcontrol_t ) ** in_INTERRUPT_ENABLE ;//[nb_context] - Interrupt Exception |
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165 | |
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166 | // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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167 | public : behavioural::core::multi_front_end::front_end::ifetch_unit ::Ifetch_unit ** _component_ifetch_unit ; |
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168 | public : behavioural::core::multi_front_end::front_end::prediction_unit::Prediction_unit * _component_prediction_unit; |
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169 | public : behavioural::core::multi_front_end::front_end::decod_unit ::Decod_unit ** _component_decod_unit ; |
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170 | public : behavioural::core::multi_front_end::front_end::context_state ::Context_State * _component_context_state ; |
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171 | public : behavioural::core::multi_front_end::front_end::front_end_glue ::Front_end_Glue * _component_glue ; |
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172 | |
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173 | // ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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174 | |
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175 | // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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176 | #endif |
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177 | |
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178 | // -----[ Methods ]--------------------------------------------------- |
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179 | |
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180 | #ifdef SYSTEMC |
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181 | SC_HAS_PROCESS (Front_end); |
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182 | #endif |
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183 | public : Front_end |
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184 | ( |
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185 | #ifdef SYSTEMC |
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186 | sc_module_name name, |
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187 | #else |
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188 | std::string name, |
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189 | #endif |
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190 | #ifdef STATISTICS |
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191 | morpheo::behavioural::Parameters_Statistics * param_statistics, |
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192 | #endif |
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193 | Parameters * param, |
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194 | morpheo::behavioural::Tusage_t usage |
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195 | ); |
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196 | public : ~Front_end (void); |
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197 | |
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198 | private : void allocation ( |
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199 | #ifdef STATISTICS |
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200 | morpheo::behavioural::Parameters_Statistics * param_statistics |
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201 | #else |
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202 | void |
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203 | #endif |
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204 | ); |
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205 | private : void deallocation (void); |
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206 | |
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207 | #ifdef SYSTEMC |
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208 | # if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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209 | public : void transition (void); |
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210 | # endif |
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211 | #endif |
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212 | |
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213 | #if VHDL |
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214 | public : void vhdl (void); |
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215 | #endif |
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216 | |
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217 | #ifdef STATISTICS |
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218 | public : void statistics_allocation (morpheo::behavioural::Parameters_Statistics * param_statistics); |
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219 | public : void statistics_deallocation (void); |
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220 | #endif |
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221 | #if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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222 | private : void end_cycle (void); |
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223 | #endif |
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224 | }; |
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225 | |
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226 | }; // end namespace front_end |
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227 | }; // end namespace multi_front_end |
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228 | }; // end namespace core |
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229 | |
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230 | }; // end namespace behavioural |
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231 | }; // end namespace morpheo |
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232 | |
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233 | #endif |
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