1 | #ifndef morpheo_behavioural_core_multi_front_end_front_end_decod_unit_decod_Decod_h |
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2 | #define morpheo_behavioural_core_multi_front_end_front_end_decod_unit_decod_Decod_h |
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3 | |
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4 | /* |
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5 | * $Id: Decod.h 110 2009-02-19 16:31:47Z 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 "Common/include/ToString.h" |
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16 | #include "Common/include/Debug.h" |
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17 | |
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18 | #include "Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/Decod/include/Types.h" |
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19 | #include "Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/Decod/include/Parameters.h" |
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20 | #include "Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/Decod/Instruction/include/Instruction.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 | #include "Behavioural/Generic/Priority/include/Priority.h" |
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31 | |
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32 | #include <iostream> |
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33 | #include <list> |
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34 | |
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35 | namespace morpheo { |
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36 | namespace behavioural { |
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37 | |
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38 | namespace core { |
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39 | namespace multi_front_end { |
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40 | namespace front_end { |
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41 | namespace decod_unit { |
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42 | namespace decod { |
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43 | |
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44 | |
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45 | class Decod |
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46 | #if SYSTEMC |
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47 | : public sc_module |
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48 | #endif |
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49 | { |
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50 | // -----[ fields ]---------------------------------------------------- |
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51 | // Parameters |
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52 | protected : const std::string _name; |
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53 | protected : const Parameters * _param; |
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54 | private : const Tusage_t _usage; |
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55 | |
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56 | #ifdef STATISTICS |
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57 | public : Stat * _stat; |
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58 | public : counter_t * _stat_sum_inst_decod; |
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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 | // ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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67 | public : SC_CLOCK * in_CLOCK ; |
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68 | public : SC_IN (Tcontrol_t) * in_NRESET ; |
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69 | |
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70 | // ~~~~~[ Interface : "ifetch_unit" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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71 | public : SC_IN (Tcontrol_t ) *** in_IFETCH_VAL ;//[nb_context][nb_inst_fetch] |
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72 | public : SC_OUT(Tcontrol_t ) *** out_IFETCH_ACK ;//[nb_context][nb_inst_fetch] |
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73 | public : SC_IN (Tinstruction_t ) *** in_IFETCH_INSTRUCTION ;//[nb_context][nb_inst_fetch] |
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74 | public : SC_IN (Tcontext_t ) ** in_IFETCH_CONTEXT_ID ;//[nb_context] |
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75 | public : SC_IN (Tgeneral_address_t ) ** in_IFETCH_ADDRESS ;//[nb_context] |
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76 | //public : SC_IN (Tgeneral_address_t ) ** in_IFETCH_ADDRESS_NEXT ;//[nb_context] |
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77 | public : SC_IN (Tinst_ifetch_ptr_t ) ** in_IFETCH_INST_IFETCH_PTR ;//[nb_context] |
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78 | public : SC_IN (Tbranch_state_t ) ** in_IFETCH_BRANCH_STATE ;//[nb_context] |
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79 | public : SC_IN (Tprediction_ptr_t ) ** in_IFETCH_BRANCH_UPDATE_PREDICTION_ID ;//[nb_context] |
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80 | public : SC_IN (Texception_t ) ** in_IFETCH_EXCEPTION ;//[nb_context] |
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81 | // ~~~~~[ Interface : "decod" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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82 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_VAL ;//[nb_inst_decod] |
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83 | public : SC_IN (Tcontrol_t ) ** in_DECOD_ACK ;//[nb_inst_decod] |
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84 | public : SC_OUT(Tcontext_t ) ** out_DECOD_CONTEXT_ID ;//[nb_inst_decod] |
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85 | public : SC_OUT(Tdepth_t ) ** out_DECOD_DEPTH ;//[nb_inst_decod] |
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86 | public : SC_OUT(Ttype_t ) ** out_DECOD_TYPE ;//[nb_inst_decod] |
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87 | public : SC_OUT(Toperation_t ) ** out_DECOD_OPERATION ;//[nb_inst_decod] |
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88 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_NO_EXECUTE ;//[nb_inst_decod] |
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89 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_IS_DELAY_SLOT ;//[nb_inst_decod] |
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90 | #ifdef DEBUG |
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91 | public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_ADDRESS ;//[nb_inst_decod] |
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92 | #endif |
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93 | public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_ADDRESS_NEXT ;//[nb_inst_decod] |
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94 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_HAS_IMMEDIAT ;//[nb_inst_decod] |
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95 | public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_IMMEDIAT ;//[nb_inst_decod] |
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96 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RA ;//[nb_inst_decod] |
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97 | public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RA ;//[nb_inst_decod] |
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98 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RB ;//[nb_inst_decod] |
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99 | public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RB ;//[nb_inst_decod] |
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100 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RC ;//[nb_inst_decod] |
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101 | public : SC_OUT(Tspecial_address_t ) ** out_DECOD_NUM_REG_RC ;//[nb_inst_decod] |
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102 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_WRITE_RD ;//[nb_inst_decod] |
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103 | public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RD ;//[nb_inst_decod] |
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104 | public : SC_OUT(Tcontrol_t ) ** out_DECOD_WRITE_RE ;//[nb_inst_decod] |
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105 | public : SC_OUT(Tspecial_address_t ) ** out_DECOD_NUM_REG_RE ;//[nb_inst_decod] |
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106 | public : SC_OUT(Texception_t ) ** out_DECOD_EXCEPTION_USE ;//[nb_inst_decod] |
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107 | public : SC_OUT(Texception_t ) ** out_DECOD_EXCEPTION ;//[nb_inst_decod] |
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108 | |
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109 | // ~~~~~[ Interface : "predict" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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110 | public : SC_OUT(Tcontrol_t ) ** out_PREDICT_VAL ;//[nb_inst_decod] |
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111 | public : SC_IN (Tcontrol_t ) ** in_PREDICT_ACK ;//[nb_inst_decod] |
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112 | public : SC_OUT(Tcontext_t ) ** out_PREDICT_CONTEXT_ID ;//[nb_inst_decod] |
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113 | public : SC_OUT(Tcontrol_t ) ** out_PREDICT_MATCH_INST_IFETCH_PTR ;//[nb_inst_decod] |
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114 | public : SC_OUT(Tbranch_state_t ) ** out_PREDICT_BRANCH_STATE ;//[nb_inst_decod] |
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115 | public : SC_OUT(Tprediction_ptr_t ) ** out_PREDICT_BRANCH_UPDATE_PREDICTION_ID;//[nb_inst_decod] |
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116 | public : SC_OUT(Tbranch_condition_t) ** out_PREDICT_BRANCH_CONDITION ;//[nb_inst_decod] |
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117 | //public : SC_OUT(Tcontrol_t ) ** out_PREDICT_BRANCH_STACK_WRITE ;//[nb_inst_decod] |
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118 | public : SC_OUT(Tcontrol_t ) ** out_PREDICT_BRANCH_DIRECTION ;//[nb_inst_decod] |
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119 | public : SC_OUT(Tgeneral_data_t ) ** out_PREDICT_ADDRESS_SRC ;//[nb_inst_decod] |
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120 | public : SC_OUT(Tgeneral_data_t ) ** out_PREDICT_ADDRESS_DEST ;//[nb_inst_decod] |
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121 | public : SC_IN (Tcontrol_t ) ** in_PREDICT_CAN_CONTINUE ;//[nb_inst_decod] |
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122 | |
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123 | // ~~~~~[ Interface : "context" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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124 | public : SC_IN (Tcontrol_t ) ** in_CONTEXT_DECOD_ENABLE ;//[nb_context] |
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125 | public : SC_IN (Tcontrol_t ) ** in_CONTEXT_DEPTH_VAL ;//[nb_context] |
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126 | public : SC_IN (Tdepth_t ) ** in_CONTEXT_DEPTH ;//[nb_context] |
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127 | |
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128 | // ~~~~~[ Interface : "context_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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129 | public : SC_OUT(Tcontrol_t ) * out_CONTEXT_EVENT_VAL ; |
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130 | public : SC_IN (Tcontrol_t ) * in_CONTEXT_EVENT_ACK ; |
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131 | public : SC_OUT(Tcontext_t ) * out_CONTEXT_EVENT_CONTEXT_ID ; |
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132 | public : SC_OUT(Tdepth_t ) * out_CONTEXT_EVENT_DEPTH ; |
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133 | public : SC_OUT(Tevent_type_t ) * out_CONTEXT_EVENT_TYPE ; |
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134 | public : SC_OUT(Tcontrol_t ) * out_CONTEXT_EVENT_IS_DELAY_SLOT ; |
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135 | public : SC_OUT(Tgeneral_data_t ) * out_CONTEXT_EVENT_ADDRESS ; |
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136 | public : SC_OUT(Tgeneral_data_t ) * out_CONTEXT_EVENT_ADDRESS_EPCR ; |
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137 | |
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138 | // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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139 | private : generic::priority::Priority * _priority; |
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140 | |
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141 | // ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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142 | private : Tgeneral_data_t * reg_CONTEXT_ADDRESS_PREVIOUS ; //[nb_context] |
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143 | private : Tcontrol_t * reg_CONTEXT_IS_DELAY_SLOT ; //[nb_context] |
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144 | private : Tcontrol_t * internal_CONTEXT_HAVE_TRANSACTION; //[nb_context] |
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145 | private : Tgeneral_data_t * internal_CONTEXT_ADDRESS_PREVIOUS; //[nb_context] |
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146 | private : Tcontrol_t * internal_CONTEXT_IS_DELAY_SLOT ; //[nb_context] |
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147 | |
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148 | private : Tcontrol_t * internal_DECOD_VAL ; //[nb_inst_decod] |
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149 | // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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150 | private : decod_instruction_t * _decod_instruction; |
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151 | private : decod_param_t ** _decod_param ; //[nb_context] |
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152 | private : function_decod_t **** _function_decod ; //[nb_context][type][opcod] |
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153 | private : function_decod_t **** _function_custom ; //[nb_context][type][opcod] |
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154 | #endif |
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155 | |
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156 | // -----[ Methods ]--------------------------------------------------- |
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157 | |
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158 | #ifdef SYSTEMC |
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159 | SC_HAS_PROCESS (Decod); |
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160 | #endif |
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161 | public : Decod |
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162 | ( |
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163 | #ifdef SYSTEMC |
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164 | sc_module_name name, |
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165 | #else |
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166 | std::string name, |
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167 | #endif |
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168 | #ifdef STATISTICS |
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169 | morpheo::behavioural::Parameters_Statistics * param_statistics, |
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170 | #endif |
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171 | Parameters * param, |
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172 | morpheo::behavioural::Tusage_t usage |
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173 | ); |
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174 | public : ~Decod (void); |
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175 | |
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176 | private : void allocation ( |
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177 | #ifdef STATISTICS |
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178 | morpheo::behavioural::Parameters_Statistics * param_statistics |
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179 | #else |
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180 | void |
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181 | #endif |
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182 | ); |
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183 | private : void deallocation (void); |
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184 | |
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185 | #ifdef SYSTEMC |
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186 | public : void transition (void); |
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187 | public : void genMealy (void); |
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188 | #endif |
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189 | |
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190 | #if VHDL |
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191 | public : void vhdl (void); |
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192 | private : void vhdl_declaration (Vhdl * & vhdl); |
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193 | private : void vhdl_body (Vhdl * & vhdl); |
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194 | #endif |
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195 | |
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196 | #ifdef STATISTICS |
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197 | public : void statistics_allocation (morpheo::behavioural::Parameters_Statistics * param_statistics); |
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198 | public : void statistics_deallocation (void); |
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199 | #endif |
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200 | #if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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201 | private : void end_cycle (void); |
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202 | #endif |
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203 | }; |
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204 | |
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205 | }; // end namespace decod |
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206 | }; // end namespace decod_unit |
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207 | }; // end namespace front_end |
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208 | }; // end namespace multi_front_end |
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209 | }; // end namespace core |
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210 | |
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211 | }; // end namespace behavioural |
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212 | }; // end namespace morpheo |
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213 | |
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214 | #endif |
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