[88] | 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 108 2009-02-12 11:55:06Z 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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[108] | 96 | #ifdef DEBUG |
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| 97 | public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_ADDRESS ;//[sum_inst_decod] |
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| 98 | #endif |
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[105] | 99 | public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_ADDRESS_NEXT ;//[sum_inst_decod] |
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[88] | 100 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_HAS_IMMEDIAT ;//[sum_inst_decod] |
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| 101 | public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_IMMEDIAT ;//[sum_inst_decod] |
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| 102 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RA ;//[sum_inst_decod] |
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| 103 | public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RA ;//[sum_inst_decod] |
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| 104 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RB ;//[sum_inst_decod] |
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| 105 | public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RB ;//[sum_inst_decod] |
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| 106 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RC ;//[sum_inst_decod] |
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| 107 | public : SC_OUT(Tspecial_address_t ) ** out_DECOD_NUM_REG_RC ;//[sum_inst_decod] |
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| 108 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_WRITE_RD ;//[sum_inst_decod] |
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| 109 | public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RD ;//[sum_inst_decod] |
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| 110 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_WRITE_RE ;//[sum_inst_decod] |
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| 111 | public : SC_OUT(Tspecial_address_t ) ** out_DECOD_NUM_REG_RE ;//[sum_inst_decod] |
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| 112 | public : SC_OUT(Texception_t ) ** out_DECOD_EXCEPTION_USE ;//[sum_inst_decod] |
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| 113 | public : SC_OUT(Texception_t ) ** out_DECOD_EXCEPTION ;//[sum_inst_decod] |
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| 114 | |
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| 115 | // ~~~~~[ Interface : "branch_complete" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 116 | public : SC_IN (Tcontrol_t ) ** in_BRANCH_COMPLETE_VAL ;//[nb_inst_branch_complete] |
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| 117 | public : SC_OUT(Tcontrol_t ) ** out_BRANCH_COMPLETE_ACK ;//[nb_inst_branch_complete] |
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| 118 | public : SC_IN (Tcontext_t ) ** in_BRANCH_COMPLETE_CONTEXT_ID ;//[nb_inst_branch_complete] |
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| 119 | public : SC_IN (Tdepth_t ) ** in_BRANCH_COMPLETE_DEPTH ;//[nb_inst_branch_complete] |
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| 120 | public : SC_IN (Taddress_t ) ** in_BRANCH_COMPLETE_ADDRESS ;//[nb_inst_branch_complete] |
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[98] | 121 | public : SC_IN (Tcontrol_t ) ** in_BRANCH_COMPLETE_NO_SEQUENCE ;//[nb_inst_branch_complete] |
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[88] | 122 | public : SC_OUT(Tcontrol_t ) ** out_BRANCH_COMPLETE_MISS_PREDICTION ;//[nb_inst_branch_complete] |
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| 123 | |
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| 124 | // ~~~~~[ Interface : "commit_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 125 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_VAL ; |
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| 126 | public : SC_OUT(Tcontrol_t ) * out_COMMIT_EVENT_ACK ; |
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| 127 | public : SC_IN (Tcontext_t ) * in_COMMIT_EVENT_CONTEXT_ID ; |
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| 128 | public : SC_IN (Tdepth_t ) * in_COMMIT_EVENT_DEPTH ; |
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| 129 | public : SC_IN (Tevent_type_t ) * in_COMMIT_EVENT_TYPE ; |
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| 130 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_IS_DELAY_SLOT ; |
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| 131 | public : SC_IN (Taddress_t ) * in_COMMIT_EVENT_ADDRESS ; |
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[105] | 132 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_ADDRESS_EPCR_VAL ; |
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[88] | 133 | public : SC_IN (Taddress_t ) * in_COMMIT_EVENT_ADDRESS_EPCR ; |
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| 134 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_ADDRESS_EEAR_VAL ; |
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| 135 | public : SC_IN (Taddress_t ) * in_COMMIT_EVENT_ADDRESS_EEAR ; |
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| 136 | |
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| 137 | // ~~~~~[ Interface "event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 138 | public : SC_OUT(Tcontrol_t ) ** out_EVENT_VAL ;//[nb_context] |
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| 139 | public : SC_IN (Tcontrol_t ) ** in_EVENT_ACK ;//[nb_context] |
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| 140 | public : SC_OUT(Taddress_t ) ** out_EVENT_ADDRESS ;//[nb_context] |
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| 141 | public : SC_OUT(Taddress_t ) ** out_EVENT_ADDRESS_NEXT ;//[nb_context] |
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| 142 | public : SC_OUT(Tcontrol_t ) ** out_EVENT_ADDRESS_NEXT_VAL ;//[nb_context] |
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| 143 | public : SC_OUT(Tcontrol_t ) ** out_EVENT_IS_DS_TAKE ;//[nb_context] |
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| 144 | |
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| 145 | // ~~~~~[ Interface "spr_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 146 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_VAL ;//[nb_context] |
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| 147 | public : SC_IN (Tcontrol_t ) ** in_SPR_EVENT_ACK ;//[nb_context] |
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| 148 | public : SC_OUT(Tspr_t ) ** out_SPR_EVENT_EPCR ;//[nb_context] |
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| 149 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_EEAR_WEN ;//[nb_context] |
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| 150 | public : SC_OUT(Tspr_t ) ** out_SPR_EVENT_EEAR ;//[nb_context] |
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| 151 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_SR_DSX ;//[nb_context] |
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| 152 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_SR_TO_ESR ;//[nb_context] |
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| 153 | |
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| 154 | // ~~~~~[ Interface : "nb_inst" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 155 | public : SC_IN (Tcounter_t ) ** in_NB_INST_COMMIT_ALL ;//[nb_context] |
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| 156 | public : SC_IN (Tcounter_t ) ** in_NB_INST_COMMIT_MEM ;//[nb_context] |
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[108] | 157 | public : SC_OUT(Tcounter_t ) ** out_NB_INST_DECOD_ALL ;//[nb_context] |
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[88] | 158 | |
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| 159 | // ~~~~~[ Interface : "depth" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 160 | public : SC_OUT(Tdepth_t ) ** out_DEPTH_MIN ;//[nb_context] |
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| 161 | public : SC_OUT(Tdepth_t ) ** out_DEPTH_MAX ;//[nb_context] |
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[101] | 162 | public : SC_OUT(Tcontrol_t ) ** out_DEPTH_FULL ;//[nb_context] |
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[88] | 163 | |
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| 164 | // ~~~~~[ Interface : "spr" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 165 | public : SC_IN (Tcontrol_t ) ** in_SPR_SR_IEE ;//[nb_context] - Interrupt Exception Enabled |
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| 166 | public : SC_IN (Tcontrol_t ) ** in_SPR_SR_EPH ;//[nb_context] - Exception Prefix High |
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| 167 | |
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| 168 | // ~~~~~[ Interface : "interrupt" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 169 | public : SC_IN (Tcontrol_t ) ** in_INTERRUPT_ENABLE ;//[nb_context] - Interrupt Exception |
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| 170 | |
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| 171 | // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 172 | public : behavioural::core::multi_front_end::front_end::ifetch_unit ::Ifetch_unit ** _component_ifetch_unit ; |
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| 173 | public : behavioural::core::multi_front_end::front_end::prediction_unit::Prediction_unit * _component_prediction_unit; |
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| 174 | public : behavioural::core::multi_front_end::front_end::decod_unit ::Decod_unit ** _component_decod_unit ; |
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| 175 | public : behavioural::core::multi_front_end::front_end::context_state ::Context_State * _component_context_state ; |
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| 176 | public : behavioural::core::multi_front_end::front_end::front_end_glue ::Front_end_Glue * _component_glue ; |
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| 177 | |
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| 178 | // ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 179 | |
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| 180 | // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 181 | #endif |
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| 182 | |
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| 183 | // -----[ Methods ]--------------------------------------------------- |
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| 184 | |
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| 185 | #ifdef SYSTEMC |
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| 186 | SC_HAS_PROCESS (Front_end); |
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| 187 | #endif |
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| 188 | public : Front_end |
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| 189 | ( |
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| 190 | #ifdef SYSTEMC |
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| 191 | sc_module_name name, |
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| 192 | #else |
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| 193 | std::string name, |
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| 194 | #endif |
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| 195 | #ifdef STATISTICS |
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| 196 | morpheo::behavioural::Parameters_Statistics * param_statistics, |
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| 197 | #endif |
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| 198 | Parameters * param, |
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| 199 | morpheo::behavioural::Tusage_t usage |
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| 200 | ); |
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| 201 | public : ~Front_end (void); |
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| 202 | |
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| 203 | private : void allocation ( |
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| 204 | #ifdef STATISTICS |
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| 205 | morpheo::behavioural::Parameters_Statistics * param_statistics |
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| 206 | #else |
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| 207 | void |
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| 208 | #endif |
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| 209 | ); |
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| 210 | private : void deallocation (void); |
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| 211 | |
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| 212 | #ifdef SYSTEMC |
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| 213 | # if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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| 214 | public : void transition (void); |
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| 215 | # endif |
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| 216 | #endif |
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| 217 | |
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| 218 | #if VHDL |
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| 219 | public : void vhdl (void); |
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| 220 | #endif |
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| 221 | |
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| 222 | #ifdef STATISTICS |
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| 223 | public : void statistics_allocation (morpheo::behavioural::Parameters_Statistics * param_statistics); |
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| 224 | public : void statistics_deallocation (void); |
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| 225 | #endif |
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| 226 | #if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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| 227 | private : void end_cycle (void); |
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| 228 | #endif |
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| 229 | }; |
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| 230 | |
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| 231 | }; // end namespace front_end |
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| 232 | }; // end namespace multi_front_end |
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| 233 | }; // end namespace core |
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| 234 | |
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| 235 | }; // end namespace behavioural |
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| 236 | }; // end namespace morpheo |
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| 237 | |
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| 238 | #endif |
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