1 | /* |
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2 | * $Id$ |
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3 | * |
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4 | * [ Description ] |
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5 | * |
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6 | */ |
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7 | |
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8 | #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Prediction_unit_Glue/include/Prediction_unit_Glue.h" |
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9 | #include "Behavioural/include/Allocation.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 prediction_unit { |
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17 | namespace prediction_unit_glue { |
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18 | |
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19 | |
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20 | |
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21 | #undef FUNCTION |
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22 | #define FUNCTION "Prediction_unit_Glue::allocation" |
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23 | void Prediction_unit_Glue::allocation |
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24 | ( |
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25 | #ifdef STATISTICS |
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26 | morpheo::behavioural::Parameters_Statistics * param_statistics |
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27 | #else |
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28 | void |
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29 | #endif |
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30 | ) |
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31 | { |
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32 | log_printf(FUNC,Prediction_unit_Glue,FUNCTION,"Begin"); |
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33 | |
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34 | _component = new Component (_usage); |
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35 | |
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36 | Entity * entity = _component->set_entity (_name |
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37 | ,"Prediction_unit_Glue" |
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38 | #ifdef POSITION |
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39 | ,COMBINATORY |
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40 | #endif |
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41 | ); |
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42 | |
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43 | _interfaces = entity->set_interfaces(); |
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44 | |
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45 | // ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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46 | { |
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47 | Interface * interface = _interfaces->set_interface("" |
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48 | #ifdef POSITION |
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49 | ,IN |
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50 | ,SOUTH, |
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51 | "Generalist interface" |
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52 | #endif |
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53 | ); |
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54 | |
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55 | in_CLOCK = interface->set_signal_clk ("clock" ,1, CLOCK_VHDL_YES); |
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56 | in_NRESET = interface->set_signal_in <Tcontrol_t> ("nreset",1, RESET_VHDL_YES); |
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57 | } |
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58 | |
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59 | // ~~~~~[ Interface : "predict" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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60 | { |
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61 | { |
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62 | ALLOC1_INTERFACE("predict",IN,SOUTH,"Interface with ifetch unit",_param->_nb_context); |
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63 | |
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64 | ALLOC1_VALACK_IN ( in_PREDICT_VAL ,VAL); |
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65 | ALLOC1_VALACK_OUT(out_PREDICT_ACK ,ACK); |
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66 | ALLOC1_SIGNAL_IN ( in_PREDICT_PC_PREVIOUS ,"pc_previous" ,Taddress_t ,_param->_size_address); |
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67 | ALLOC1_SIGNAL_IN ( in_PREDICT_PC_CURRENT ,"pc_current" ,Taddress_t ,_param->_size_address); |
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68 | ALLOC1_SIGNAL_IN ( in_PREDICT_PC_CURRENT_IS_DS_TAKE ,"pc_current_is_ds_take" ,Tcontrol_t ,1); |
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69 | ALLOC1_SIGNAL_OUT(out_PREDICT_PC_NEXT ,"pc_next" ,Taddress_t ,_param->_size_address); |
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70 | ALLOC1_SIGNAL_OUT(out_PREDICT_PC_NEXT_IS_DS_TAKE ,"pc_next_is_ds_take" ,Tcontrol_t ,1); |
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71 | ALLOC1_SIGNAL_OUT(out_PREDICT_INST_IFETCH_PTR ,"inst_ifetch_ptr" ,Tinst_ifetch_ptr_t ,_param->_size_inst_ifetch_ptr [alloc_signal_it1]); |
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72 | ALLOC1_SIGNAL_OUT(out_PREDICT_BRANCH_STATE ,"branch_state" ,Tbranch_state_t ,_param->_size_branch_state); |
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73 | ALLOC1_SIGNAL_OUT(out_PREDICT_BRANCH_UPDATE_PREDICTION_ID,"branch_update_prediction_id",Tprediction_ptr_t ,_param->_size_depth [alloc_signal_it1]); |
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74 | } |
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75 | { |
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76 | ALLOC2_INTERFACE("predict",IN,SOUTH,"Interface with ifetch unit",_param->_nb_context,_param->_nb_instruction[alloc_interface_it1]); |
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77 | _ALLOC2_SIGNAL_OUT(out_PREDICT_INSTRUCTION_ENABLE ,"instruction_enable" ,Tcontrol_t ,1,_param->_nb_context,_param->_nb_instruction[alloc_signal_it1]); |
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78 | } |
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79 | |
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80 | { |
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81 | ALLOC1_INTERFACE("predict_btb",OUT,NORTH,"Interface with ifetch unit",_param->_nb_inst_predict); |
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82 | |
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83 | ALLOC1_VALACK_OUT(out_PREDICT_BTB_VAL ,VAL); |
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84 | ALLOC1_VALACK_IN ( in_PREDICT_BTB_ACK ,ACK); |
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85 | ALLOC1_SIGNAL_OUT(out_PREDICT_BTB_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id); |
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86 | ALLOC1_SIGNAL_OUT(out_PREDICT_BTB_ADDRESS ,"address" ,Taddress_t ,_param->_size_address); |
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87 | ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_HIT ,"hit" ,Tcontrol_t ,1); |
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88 | ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_ADDRESS_SRC ,"address_src" ,Taddress_t ,_param->_size_address); |
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89 | ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_ADDRESS_DEST,"address_dest",Taddress_t ,_param->_size_address); |
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90 | ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_CONDITION ,"condition" ,Tbranch_condition_t,_param->_size_branch_condition); |
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91 | // ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_LAST_TAKE ,"last_take" ,Tcontrol_t ,1); |
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92 | ALLOC1_SIGNAL_IN ( in_PREDICT_BTB_IS_ACCURATE ,"is_accurate" ,Tcontrol_t ,1); |
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93 | } |
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94 | |
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95 | { |
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96 | ALLOC1_INTERFACE("predict_dir",OUT,NORTH,"Interface with ifetch unit",_param->_nb_inst_predict); |
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97 | |
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98 | ALLOC1_VALACK_OUT(out_PREDICT_DIR_VAL ,VAL); |
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99 | ALLOC1_VALACK_IN ( in_PREDICT_DIR_ACK ,ACK); |
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100 | ALLOC1_SIGNAL_OUT(out_PREDICT_DIR_ADDRESS_SRC,"address_src",Taddress_t ,_param->_size_address); |
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101 | ALLOC1_SIGNAL_OUT(out_PREDICT_DIR_STATIC ,"static" ,Tcontrol_t ,1); |
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102 | // ALLOC1_SIGNAL_OUT(out_PREDICT_DIR_LAST_TAKE ,"last_take" ,Tcontrol_t ,1); |
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103 | // ALLOC1_SIGNAL_IN ( in_PREDICT_DIR_HISTORY ,"history" ,Thistory_t ,_param->_size_history); |
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104 | ALLOC1_SIGNAL_IN ( in_PREDICT_DIR_DIRECTION ,"direction" ,Tcontrol_t ,1); |
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105 | } |
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106 | |
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107 | { |
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108 | ALLOC1_INTERFACE("predict_ras",OUT,NORTH,"Interface with ifetch unit",_param->_nb_inst_predict); |
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109 | |
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110 | ALLOC1_VALACK_OUT(out_PREDICT_RAS_VAL ,VAL); |
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111 | ALLOC1_VALACK_IN ( in_PREDICT_RAS_ACK ,ACK); |
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112 | ALLOC1_SIGNAL_OUT(out_PREDICT_RAS_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id); |
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113 | ALLOC1_SIGNAL_IN ( in_PREDICT_RAS_HIT ,"hit" ,Tcontrol_t ,1); |
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114 | ALLOC1_SIGNAL_OUT(out_PREDICT_RAS_PUSH ,"push" ,Tcontrol_t ,1); |
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115 | ALLOC1_SIGNAL_OUT(out_PREDICT_RAS_ADDRESS_PUSH,"address_push",Taddress_t ,_param->_size_address); |
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116 | ALLOC1_SIGNAL_IN ( in_PREDICT_RAS_ADDRESS_POP ,"address_pop" ,Taddress_t ,_param->_size_address); |
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117 | // ALLOC1_SIGNAL_IN ( in_PREDICT_RAS_INDEX ,"index" ,Tptr_t ,_param->_size_ras_index); |
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118 | } |
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119 | |
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120 | { |
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121 | ALLOC1_INTERFACE("predict_upt",OUT,NORTH,"Interface with ifetch unit",_param->_nb_inst_predict); |
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122 | |
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123 | ALLOC1_VALACK_OUT(out_PREDICT_UPT_VAL ,VAL); |
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124 | ALLOC1_VALACK_IN ( in_PREDICT_UPT_ACK ,ACK); |
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125 | ALLOC1_SIGNAL_OUT(out_PREDICT_UPT_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id); |
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126 | ALLOC1_SIGNAL_OUT(out_PREDICT_UPT_BTB_ADDRESS_SRC ,"btb_address_src" ,Taddress_t ,_param->_size_address); |
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127 | ALLOC1_SIGNAL_OUT(out_PREDICT_UPT_BTB_ADDRESS_DEST,"btb_address_dest",Taddress_t ,_param->_size_address); |
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128 | ALLOC1_SIGNAL_OUT(out_PREDICT_UPT_BTB_CONDITION ,"btb_condition" ,Tbranch_condition_t,_param->_size_branch_condition); |
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129 | ALLOC1_SIGNAL_OUT(out_PREDICT_UPT_BTB_LAST_TAKE ,"btb_last_take" ,Tcontrol_t ,1); |
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130 | ALLOC1_SIGNAL_OUT(out_PREDICT_UPT_BTB_IS_ACCURATE ,"btb_is_accurate" ,Tcontrol_t ,1); |
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131 | // ALLOC1_SIGNAL_OUT(out_PREDICT_UPT_DIR_HISTORY ,"dir_history" ,Thistory_t ,_param->_size_history); |
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132 | ALLOC1_SIGNAL_OUT(out_PREDICT_UPT_RAS_ADDRESS ,"ras_address" ,Taddress_t ,_param->_size_address); |
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133 | // ALLOC1_SIGNAL_OUT(out_PREDICT_UPT_RAS_INDEX ,"ras_index" ,Tptr_t ,_param->_size_ras_index); |
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134 | } |
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135 | } |
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136 | |
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137 | // ~~~~~[ Interface : "depth" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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138 | { |
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139 | ALLOC1_INTERFACE("depth",IN,NORTH,"Interface with depth",_param->_nb_context); |
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140 | |
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141 | ALLOC1_SIGNAL_IN (in_DEPTH_UPT_NB_BRANCH,"upt_nb_branch",Tdepth_t,_param->_size_depth[alloc_signal_it1]); |
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142 | ALLOC1_SIGNAL_IN (in_DEPTH_UPT_TAIL ,"upt_tail" ,Tdepth_t,_param->_size_depth[alloc_signal_it1]); |
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143 | } |
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144 | |
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145 | // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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146 | |
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147 | #ifdef POSITION |
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148 | if (usage_is_set(_usage,USE_POSITION)) |
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149 | _component->generate_file(); |
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150 | #endif |
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151 | |
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152 | log_printf(FUNC,Prediction_unit_Glue,FUNCTION,"End"); |
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153 | }; |
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154 | |
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155 | }; // end namespace prediction_unit_glue |
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156 | }; // end namespace prediction_unit |
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157 | }; // end namespace front_end |
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158 | }; // end namespace multi_front_end |
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159 | }; // end namespace core |
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160 | |
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161 | }; // end namespace behavioural |
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162 | }; // end namespace morpheo |
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