[88] | 1 | #ifdef SYSTEMC |
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| 2 | /* |
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| 3 | * $Id: Front_end_Glue_genMealy_event.cpp 123 2009-06-08 20:43:30Z 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_Front_end/Front_end/Front_end_Glue/include/Front_end_Glue.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_front_end { |
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| 15 | namespace front_end { |
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| 16 | namespace front_end_glue { |
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| 17 | |
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| 18 | #undef FUNCTION |
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| 19 | #define FUNCTION "Front_end_Glue::genMealy_event" |
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| 20 | void Front_end_Glue::genMealy_event (void) |
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| 21 | { |
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| 22 | log_begin(Front_end_Glue,FUNCTION); |
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| 23 | log_function(Front_end_Glue,FUNCTION,_name.c_str()); |
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| 24 | |
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[123] | 25 | if (PORT_READ(in_NRESET)) |
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| 26 | { |
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[88] | 27 | for (uint32_t i=0; i<_param->_nb_context; ++i) |
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| 28 | { |
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[97] | 29 | Taddress_t address = PORT_READ(in_EVENT_CONTEXT_STATE_ADDRESS [i]); |
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[88] | 30 | PORT_WRITE(out_EVENT_ADDRESS [i],address); |
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| 31 | PORT_WRITE(out_EVENT_IFETCH_UNIT_ADDRESS [i],address); |
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| 32 | |
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[97] | 33 | Taddress_t address_next = PORT_READ(in_EVENT_CONTEXT_STATE_ADDRESS_NEXT [i]); |
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[88] | 34 | PORT_WRITE(out_EVENT_ADDRESS_NEXT [i],address_next); |
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| 35 | PORT_WRITE(out_EVENT_IFETCH_UNIT_ADDRESS_NEXT [i],address_next); |
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| 36 | |
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[97] | 37 | Tcontrol_t address_next_val = PORT_READ(in_EVENT_CONTEXT_STATE_ADDRESS_NEXT_VAL [i]); |
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[88] | 38 | PORT_WRITE(out_EVENT_ADDRESS_NEXT_VAL [i],address_next_val); |
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| 39 | PORT_WRITE(out_EVENT_IFETCH_UNIT_ADDRESS_NEXT_VAL [i],address_next_val); |
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| 40 | |
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[97] | 41 | Tcontrol_t is_ds_take = PORT_READ(in_EVENT_CONTEXT_STATE_IS_DS_TAKE [i]); |
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[88] | 42 | PORT_WRITE(out_EVENT_IS_DS_TAKE [i],is_ds_take); |
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| 43 | PORT_WRITE(out_EVENT_IFETCH_UNIT_IS_DS_TAKE [i],is_ds_take); |
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| 44 | |
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[97] | 45 | Tevent_type_t event_type = PORT_READ(in_EVENT_CONTEXT_STATE_TYPE [i]); |
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| 46 | PORT_WRITE(out_EVENT_PREDICTION_UNIT_TYPE [i],event_type); |
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| 47 | |
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| 48 | if (_param->_have_port_depth) |
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| 49 | { |
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| 50 | Tdepth_t depth = PORT_READ(in_EVENT_CONTEXT_STATE_DEPTH [i]); |
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| 51 | PORT_WRITE(out_EVENT_PREDICTION_UNIT_DEPTH [i],depth); |
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| 52 | } |
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[119] | 53 | Tcontrol_t flush_only = PORT_READ(in_EVENT_CONTEXT_STATE_FLUSH_ONLY [i]); |
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[97] | 54 | |
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[88] | 55 | |
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[97] | 56 | Tcontrol_t ack = PORT_READ(in_EVENT_ACK [i]); |
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| 57 | Tcontrol_t ifetch_unit_ack = PORT_READ(in_EVENT_IFETCH_UNIT_ACK [i]); |
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| 58 | Tcontrol_t prediction_unit_ack = PORT_READ(in_EVENT_PREDICTION_UNIT_ACK [i]); |
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| 59 | Tcontrol_t context_state_val = PORT_READ(in_EVENT_CONTEXT_STATE_VAL [i]); |
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[88] | 60 | |
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[119] | 61 | Tcontrol_t val = ( not flush_only and |
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| 62 | //ack and |
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[97] | 63 | ifetch_unit_ack and |
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| 64 | prediction_unit_ack and |
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[119] | 65 | context_state_val |
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| 66 | |
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[97] | 67 | ); |
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[119] | 68 | // Tcontrol_t ifetch_unit_val = ( ack and |
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| 69 | // //ifetch_unit_ack and |
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| 70 | // prediction_unit_ack and |
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| 71 | // context_state_val |
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| 72 | // ); |
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| 73 | Tcontrol_t ifetch_unit_val = ( ( |
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| 74 | flush_only or |
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| 75 | ack ) and |
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[97] | 76 | //ifetch_unit_ack and |
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| 77 | prediction_unit_ack and |
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[119] | 78 | context_state_val |
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[97] | 79 | ); |
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[119] | 80 | |
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| 81 | // Tcontrol_t prediction_unit_val = ( ack and |
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| 82 | // ifetch_unit_ack and |
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| 83 | // //prediction_unit_ack and |
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| 84 | // context_state_val |
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| 85 | // ); |
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| 86 | |
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| 87 | Tcontrol_t prediction_unit_val = ( ( |
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| 88 | flush_only or |
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| 89 | ack ) and |
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[97] | 90 | ifetch_unit_ack and |
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| 91 | //prediction_unit_ack and |
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[119] | 92 | context_state_val |
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[97] | 93 | ); |
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[119] | 94 | |
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| 95 | |
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[97] | 96 | Tcontrol_t context_state_ack = ( ack and |
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| 97 | ifetch_unit_ack and |
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| 98 | prediction_unit_ack // and |
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| 99 | //context_state_val |
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| 100 | ); |
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| 101 | |
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| 102 | log_printf(TRACE,Front_end_Glue,FUNCTION," * val %d, ack %d",val ,ack ); |
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| 103 | log_printf(TRACE,Front_end_Glue,FUNCTION," * ifetch_unit_val %d, ifetch_unit_ack %d",ifetch_unit_val ,ifetch_unit_ack ); |
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| 104 | log_printf(TRACE,Front_end_Glue,FUNCTION," * prediction_unit_val %d, prediction_unit_ack %d",prediction_unit_val,prediction_unit_ack); |
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| 105 | log_printf(TRACE,Front_end_Glue,FUNCTION," * context_state_val %d, context_state_ack %d",context_state_val ,context_state_ack ); |
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| 106 | |
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| 107 | |
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| 108 | PORT_WRITE(out_EVENT_VAL [i], val ); |
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| 109 | PORT_WRITE(out_EVENT_IFETCH_UNIT_VAL [i], ifetch_unit_val ); |
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| 110 | PORT_WRITE(out_EVENT_PREDICTION_UNIT_VAL [i], prediction_unit_val); |
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| 111 | PORT_WRITE(out_EVENT_CONTEXT_STATE_ACK [i], context_state_ack ); |
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| 112 | |
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[88] | 113 | #ifdef DEBUG |
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| 114 | log_printf(TRACE,Front_end_Glue,FUNCTION," * EVENT Context [%d]",i); |
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| 115 | if (val and ack) |
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| 116 | { |
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| 117 | log_printf(TRACE,Front_end_Glue,FUNCTION," * have event"); |
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| 118 | log_printf(TRACE,Front_end_Glue,FUNCTION," * address : %.8x (%.8x)",address ,address <<2); |
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| 119 | log_printf(TRACE,Front_end_Glue,FUNCTION," * address_next : %.8x (%.8x)",address_next,address_next<<2); |
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| 120 | log_printf(TRACE,Front_end_Glue,FUNCTION," * address_next_val : %d",address_next_val); |
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| 121 | log_printf(TRACE,Front_end_Glue,FUNCTION," * is_ds_take : %d",is_ds_take ); |
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[119] | 122 | log_printf(TRACE,Front_end_Glue,FUNCTION," * flush_only : %d",flush_only ); |
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[88] | 123 | } |
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| 124 | else |
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| 125 | log_printf(TRACE,Front_end_Glue,FUNCTION," * have not event"); |
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| 126 | #endif |
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| 127 | } |
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[123] | 128 | } |
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| 129 | else |
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| 130 | { |
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| 131 | // Reset |
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| 132 | for (uint32_t i=0; i<_param->_nb_context; ++i) |
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| 133 | { |
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| 134 | PORT_WRITE(out_EVENT_VAL [i], 0); |
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| 135 | PORT_WRITE(out_EVENT_IFETCH_UNIT_VAL [i], 0); |
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| 136 | PORT_WRITE(out_EVENT_PREDICTION_UNIT_VAL [i], 0); |
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| 137 | PORT_WRITE(out_EVENT_CONTEXT_STATE_ACK [i], 0); |
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| 138 | } |
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| 139 | } |
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[88] | 140 | |
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| 141 | log_end(Front_end_Glue,FUNCTION); |
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| 142 | }; |
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| 143 | |
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| 144 | }; // end namespace front_end_glue |
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| 145 | }; // end namespace front_end |
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| 146 | }; // end namespace multi_front_end |
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| 147 | }; // end namespace core |
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| 148 | |
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| 149 | }; // end namespace behavioural |
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| 150 | }; // end namespace morpheo |
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| 151 | #endif |
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