[83] | 1 | #ifndef morpheo_behavioural_core_multi_front_end_front_end_context_state_Context_State_h |
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| 2 | #define morpheo_behavioural_core_multi_front_end_front_end_context_state_Context_State_h |
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| 3 | |
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| 4 | /* |
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| 5 | * $Id: Context_State.h 111 2009-02-27 18:37:40Z 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 | |
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| 16 | #include "Behavioural/Core/Multi_Front_end/Front_end/Context_State/include/Parameters.h" |
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| 17 | #include "Behavioural/Core/Multi_Front_end/Front_end/Context_State/include/Types.h" |
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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 <iostream> |
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| 31 | |
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| 32 | namespace morpheo { |
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| 33 | namespace behavioural { |
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| 34 | |
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| 35 | namespace core { |
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| 36 | namespace multi_front_end { |
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| 37 | namespace front_end { |
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| 38 | namespace context_state { |
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| 39 | |
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| 40 | |
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| 41 | class Context_State |
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| 42 | #if SYSTEMC |
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| 43 | : public sc_module |
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| 44 | #endif |
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| 45 | { |
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| 46 | // -----[ fields ]---------------------------------------------------- |
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| 47 | // Parameters |
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| 48 | protected : const std::string _name; |
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| 49 | protected : const Parameters * _param; |
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| 50 | private : const Tusage_t _usage; |
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| 51 | |
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| 52 | #ifdef STATISTICS |
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| 53 | public : Stat * _stat; |
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| 54 | #endif |
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| 55 | |
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| 56 | public : Component * _component; |
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| 57 | private : Interfaces * _interfaces; |
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| 58 | |
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| 59 | #ifdef SYSTEMC |
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| 60 | // ~~~~~[ Interface ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 61 | // ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 62 | public : SC_CLOCK * in_CLOCK ; |
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| 63 | public : SC_IN (Tcontrol_t) * in_NRESET ; |
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| 64 | |
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[88] | 65 | // ~~~~~[ Interface : "branch_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 66 | public : SC_IN (Tcontrol_t ) ** in_BRANCH_EVENT_VAL ;//[nb_context] |
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| 67 | public : SC_OUT(Tcontrol_t ) ** out_BRANCH_EVENT_ACK ;//[nb_context] |
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| 68 | //public : SC_IN (Tcontext_t ) ** in_BRANCH_EVENT_CONTEXT_ID ;//[nb_context] |
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[98] | 69 | public : SC_IN (Tdepth_t ) ** in_BRANCH_EVENT_DEPTH ;//[nb_context] |
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[111] | 70 | public : SC_IN (Tcontrol_t ) ** in_BRANCH_EVENT_MISS_PREDICTION ;//[nb_context]// always |
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[88] | 71 | public : SC_IN (Taddress_t ) ** in_BRANCH_EVENT_ADDRESS_SRC ;//[nb_context] |
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[98] | 72 | public : SC_IN (Tcontrol_t ) ** in_BRANCH_EVENT_ADDRESS_DEST_VAL ;//[nb_context]// take or not |
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[88] | 73 | public : SC_IN (Taddress_t ) ** in_BRANCH_EVENT_ADDRESS_DEST ;//[nb_context] |
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| 74 | |
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[83] | 75 | // ~~~~~[ Interface : "decod_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 76 | public : SC_IN (Tcontrol_t ) ** in_DECOD_EVENT_VAL ;//[nb_decod_unit] |
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| 77 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_EVENT_ACK ;//[nb_decod_unit] |
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| 78 | public : SC_IN (Tcontext_t ) ** in_DECOD_EVENT_CONTEXT_ID ;//[nb_decod_unit] |
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| 79 | public : SC_IN (Tdepth_t ) ** in_DECOD_EVENT_DEPTH ;//[nb_decod_unit] |
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| 80 | public : SC_IN (Tevent_type_t ) ** in_DECOD_EVENT_TYPE ;//[nb_decod_unit] |
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| 81 | public : SC_IN (Tcontrol_t ) ** in_DECOD_EVENT_IS_DELAY_SLOT ;//[nb_decod_unit] |
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| 82 | public : SC_IN (Taddress_t ) ** in_DECOD_EVENT_ADDRESS ;//[nb_decod_unit] |
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| 83 | public : SC_IN (Taddress_t ) ** in_DECOD_EVENT_ADDRESS_EPCR ;//[nb_decod_unit] |
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| 84 | |
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| 85 | // ~~~~~[ Interface : "commit_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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[88] | 86 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_VAL ; |
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| 87 | public : SC_OUT(Tcontrol_t ) * out_COMMIT_EVENT_ACK ; |
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| 88 | public : SC_IN (Tcontext_t ) * in_COMMIT_EVENT_CONTEXT_ID ; |
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| 89 | public : SC_IN (Tdepth_t ) * in_COMMIT_EVENT_DEPTH ; |
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| 90 | public : SC_IN (Tevent_type_t ) * in_COMMIT_EVENT_TYPE ; |
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| 91 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_IS_DELAY_SLOT ; |
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| 92 | public : SC_IN (Taddress_t ) * in_COMMIT_EVENT_ADDRESS ; |
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[105] | 93 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_ADDRESS_EPCR_VAL ; |
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[88] | 94 | public : SC_IN (Taddress_t ) * in_COMMIT_EVENT_ADDRESS_EPCR ; |
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| 95 | public : SC_IN (Tcontrol_t ) * in_COMMIT_EVENT_ADDRESS_EEAR_VAL ; |
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[97] | 96 | public : SC_IN (Tgeneral_data_t ) * in_COMMIT_EVENT_ADDRESS_EEAR ; |
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[83] | 97 | |
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| 98 | // ~~~~~[ Interface : "branch_complete" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 99 | public : SC_IN (Tcontrol_t ) ** in_BRANCH_COMPLETE_VAL ;//[nb_inst_branch_complete] |
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| 100 | public : SC_OUT(Tcontrol_t ) ** out_BRANCH_COMPLETE_ACK ;//[nb_inst_branch_complete] |
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| 101 | public : SC_IN (Tcontext_t ) ** in_BRANCH_COMPLETE_CONTEXT_ID ;//[nb_inst_branch_complete] |
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| 102 | public : SC_IN (Tdepth_t ) ** in_BRANCH_COMPLETE_DEPTH ;//[nb_inst_branch_complete] |
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| 103 | public : SC_IN (Tcontrol_t ) ** in_BRANCH_COMPLETE_MISS_PREDICTION ;//[nb_inst_branch_complete] |
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[111] | 104 | //public : SC_IN (Tcontrol_t ) ** in_BRANCH_COMPLETE_TAKE ;//[nb_inst_branch_complete] |
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| 105 | //public : SC_IN (Taddress_t ) ** in_BRANCH_COMPLETE_ADDRESS_SRC ;//[nb_inst_branch_complete] |
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| 106 | //public : SC_IN (Taddress_t ) ** in_BRANCH_COMPLETE_ADDRESS_DEST ;//[nb_inst_branch_complete] |
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[83] | 107 | |
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| 108 | // ~~~~~[ Interface : "nb_inst" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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[88] | 109 | public : SC_IN (Tcounter_t ) ** in_NB_INST_DECOD_ALL ;//[nb_context] |
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| 110 | public : SC_IN (Tcounter_t ) ** in_NB_INST_COMMIT_ALL ;//[nb_context] |
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| 111 | public : SC_IN (Tcounter_t ) ** in_NB_INST_COMMIT_MEM ;//[nb_context] |
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[83] | 112 | |
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| 113 | // ~~~~~[ Interface "event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 114 | public : SC_OUT(Tcontrol_t ) ** out_EVENT_VAL ;//[nb_context] |
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| 115 | public : SC_IN (Tcontrol_t ) ** in_EVENT_ACK ;//[nb_context] |
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| 116 | public : SC_OUT(Taddress_t ) ** out_EVENT_ADDRESS ;//[nb_context] |
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| 117 | public : SC_OUT(Taddress_t ) ** out_EVENT_ADDRESS_NEXT ;//[nb_context] |
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| 118 | public : SC_OUT(Tcontrol_t ) ** out_EVENT_ADDRESS_NEXT_VAL ;//[nb_context] |
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| 119 | public : SC_OUT(Tcontrol_t ) ** out_EVENT_IS_DS_TAKE ;//[nb_context] |
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[95] | 120 | public : SC_OUT(Tevent_type_t ) ** out_EVENT_TYPE ;//[nb_context] |
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| 121 | public : SC_OUT(Tdepth_t ) ** out_EVENT_DEPTH ;//[nb_context] |
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[83] | 122 | |
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[88] | 123 | // ~~~~~[ Interface "spr_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 124 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_VAL ;//[nb_context] |
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| 125 | public : SC_IN (Tcontrol_t ) ** in_SPR_EVENT_ACK ;//[nb_context] |
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| 126 | public : SC_OUT(Taddress_t ) ** out_SPR_EVENT_EPCR ;//[nb_context] |
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| 127 | public : SC_OUT(Taddress_t ) ** out_SPR_EVENT_EEAR ;//[nb_context] |
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| 128 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_EEAR_WEN ;//[nb_context] |
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| 129 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_SR_DSX ;//[nb_context] |
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| 130 | public : SC_OUT(Tcontrol_t ) ** out_SPR_EVENT_SR_TO_ESR ;//[nb_context] |
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[83] | 131 | |
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| 132 | // ~~~~~[ Interface : "context" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 133 | public : SC_OUT(Tcontrol_t ) ** out_CONTEXT_DECOD_ENABLE ;//[nb_context] |
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| 134 | |
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| 135 | // ~~~~~[ Interface : "depth" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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[88] | 136 | public : SC_IN (Tdepth_t ) ** in_DEPTH_MIN ;//[nb_context] |
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| 137 | |
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| 138 | // ~~~~~[ Interface : "spr" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 139 | public : SC_IN (Tcontrol_t ) ** in_SPR_SR_IEE ;//[nb_context] - Interrupt Exception Enabled |
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| 140 | public : SC_IN (Tcontrol_t ) ** in_SPR_SR_EPH ;//[nb_context] - Exception Prefix High |
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| 141 | |
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| 142 | // ~~~~~[ Interface : "interrupt" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 143 | public : SC_IN (Tcontrol_t ) ** in_INTERRUPT_ENABLE ;//[nb_context] - Interrupt Exception |
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[83] | 144 | |
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| 145 | // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 146 | |
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| 147 | // ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 148 | private : context_state_t * reg_STATE ;//[nb_context] |
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| 149 | private : Taddress_t * reg_EVENT_ADDRESS ;//[nb_context] |
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| 150 | private : Taddress_t * reg_EVENT_ADDRESS_EPCR ;//[nb_context] |
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| 151 | private : Tcontrol_t * reg_EVENT_ADDRESS_EPCR_VAL ;//[nb_context] |
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| 152 | private : Taddress_t * reg_EVENT_ADDRESS_EEAR ;//[nb_context] |
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| 153 | private : Tcontrol_t * reg_EVENT_ADDRESS_EEAR_VAL ;//[nb_context] |
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| 154 | private : Tcontrol_t * reg_EVENT_IS_DELAY_SLOT ;//[nb_context] |
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| 155 | private : Tcontrol_t * reg_EVENT_IS_DS_TAKE ;//[nb_context] |
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| 156 | private : Tdepth_t * reg_EVENT_DEPTH ;//[nb_context] |
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[88] | 157 | private : Tcontrol_t * reg_INTERRUPT_ENABLE ;//[nb_context] |
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[83] | 158 | |
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| 159 | // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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[88] | 160 | private : Tcontrol_t * internal_BRANCH_EVENT_ACK ;//[nb_context] |
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[83] | 161 | private : Tcontrol_t * internal_DECOD_EVENT_ACK ;//[nb_decod_unit] |
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[88] | 162 | private : Tcontrol_t internal_COMMIT_EVENT_ACK ; |
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[83] | 163 | private : Tcontrol_t * internal_BRANCH_COMPLETE_ACK ;//[nb_inst_branch_complete] |
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| 164 | private : Tcontrol_t * internal_EVENT_VAL ;//[nb_context] |
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[88] | 165 | private : Tcontrol_t * internal_SPR_EVENT_VAL ;//[nb_context] |
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[83] | 166 | #endif |
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| 167 | |
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| 168 | // -----[ Methods ]--------------------------------------------------- |
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| 169 | |
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| 170 | #ifdef SYSTEMC |
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| 171 | SC_HAS_PROCESS (Context_State); |
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| 172 | #endif |
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| 173 | public : Context_State |
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| 174 | ( |
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| 175 | #ifdef SYSTEMC |
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| 176 | sc_module_name name, |
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| 177 | #else |
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| 178 | std::string name, |
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| 179 | #endif |
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| 180 | #ifdef STATISTICS |
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| 181 | morpheo::behavioural::Parameters_Statistics * param_statistics, |
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| 182 | #endif |
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| 183 | Parameters * param, |
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| 184 | morpheo::behavioural::Tusage_t usage |
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| 185 | ); |
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| 186 | public : ~Context_State (void); |
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| 187 | |
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| 188 | private : void allocation ( |
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| 189 | #ifdef STATISTICS |
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| 190 | morpheo::behavioural::Parameters_Statistics * param_statistics |
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| 191 | #else |
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| 192 | void |
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| 193 | #endif |
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| 194 | ); |
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| 195 | private : void deallocation (void); |
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| 196 | |
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| 197 | #ifdef SYSTEMC |
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| 198 | public : void transition (void); |
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| 199 | public : void genMoore (void); |
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[101] | 200 | public : void genMealy_decod_event (void); |
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[83] | 201 | #endif |
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| 202 | |
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| 203 | #if VHDL |
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| 204 | public : void vhdl (void); |
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| 205 | private : void vhdl_declaration (Vhdl * & vhdl); |
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| 206 | private : void vhdl_body (Vhdl * & vhdl); |
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| 207 | #endif |
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| 208 | |
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| 209 | #ifdef STATISTICS |
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| 210 | public : void statistics_allocation (morpheo::behavioural::Parameters_Statistics * param_statistics); |
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| 211 | public : void statistics_deallocation (void); |
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| 212 | #endif |
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| 213 | #if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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| 214 | private : void end_cycle (void); |
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| 215 | #endif |
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| 216 | }; |
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| 217 | |
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| 218 | }; // end namespace context_state |
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| 219 | }; // end namespace front_end |
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| 220 | }; // end namespace multi_front_end |
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| 221 | }; // end namespace core |
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| 222 | |
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| 223 | }; // end namespace behavioural |
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| 224 | }; // end namespace morpheo |
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| 225 | |
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| 226 | #endif |
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