1 | /* |
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2 | * $Id: Return_Address_Stack_allocation.cpp 81 2008-04-15 18:40:01Z rosiere $ |
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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/Return_Address_Stack/include/Return_Address_Stack.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 return_address_stack { |
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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 "Return_Address_Stack::allocation" |
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23 | void Return_Address_Stack::allocation ( |
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24 | #ifdef STATISTICS |
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25 | morpheo::behavioural::Parameters_Statistics * param_statistics |
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26 | #else |
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27 | void |
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28 | #endif |
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29 | ) |
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30 | { |
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31 | log_printf(FUNC,Return_Address_Stack,FUNCTION,"Begin"); |
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32 | |
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33 | _component = new Component (_usage); |
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34 | |
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35 | Entity * entity = _component->set_entity (_name |
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36 | ,"Return_Address_Stack" |
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37 | #ifdef POSITION |
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38 | ,COMBINATORY |
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39 | #endif |
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40 | ); |
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41 | |
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42 | _interfaces = entity->set_interfaces(); |
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43 | |
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44 | // ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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45 | { |
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46 | Interface * interface = _interfaces->set_interface("" |
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47 | #ifdef POSITION |
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48 | ,IN |
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49 | ,SOUTH, |
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50 | "Generalist interface" |
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51 | #endif |
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52 | ); |
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53 | |
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54 | in_CLOCK = interface->set_signal_clk ("clock" ,1, CLOCK_VHDL_YES); |
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55 | in_NRESET = interface->set_signal_in <Tcontrol_t> ("nreset",1, RESET_VHDL_YES); |
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56 | } |
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57 | |
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58 | // ~~~~~[ Interface : "predict" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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59 | { |
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60 | ALLOC1_INTERFACE("predict", IN, SOUTH, "predict's interface", _param->_nb_inst_predict); |
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61 | |
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62 | ALLOC1_VALACK_IN ( in_PREDICT_VAL ,VAL); |
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63 | ALLOC1_VALACK_OUT(out_PREDICT_ACK ,ACK); |
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64 | ALLOC1_SIGNAL_IN ( in_PREDICT_CONTEXT_ID ,"context_id" ,Tcontext_t,_param->_size_context_id); |
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65 | ALLOC1_SIGNAL_OUT(out_PREDICT_HIT ,"hit" ,Tcontrol_t,1); |
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66 | ALLOC1_SIGNAL_IN ( in_PREDICT_PUSH ,"push" ,Tcontrol_t,1); |
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67 | ALLOC1_SIGNAL_IN ( in_PREDICT_ADDRESS_PUSH,"address_push",Taddress_t,_param->_size_address); |
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68 | ALLOC1_SIGNAL_OUT(out_PREDICT_ADDRESS_POP ,"address_pop" ,Taddress_t,_param->_size_address); |
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69 | ALLOC1_SIGNAL_OUT(out_PREDICT_INDEX ,"index" ,Tptr_t ,_param->_size_index); |
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70 | } |
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71 | |
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72 | // ~~~~~[ Interface : "decod" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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73 | { |
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74 | ALLOC1_INTERFACE("decod", IN, SOUTH, "decod's interface", _param->_nb_inst_decod); |
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75 | |
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76 | ALLOC1_VALACK_IN ( in_DECOD_VAL ,VAL); |
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77 | ALLOC1_VALACK_OUT(out_DECOD_ACK ,ACK); |
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78 | ALLOC1_SIGNAL_IN ( in_DECOD_CONTEXT_ID ,"context_id" ,Tcontext_t,_param->_size_context_id); |
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79 | ALLOC1_SIGNAL_OUT(out_DECOD_HIT ,"hit" ,Tcontrol_t,1); |
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80 | ALLOC1_SIGNAL_IN ( in_DECOD_PUSH ,"push" ,Tcontrol_t,1); |
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81 | ALLOC1_SIGNAL_IN ( in_DECOD_ADDRESS_PUSH ,"address_push" ,Taddress_t,_param->_size_address); |
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82 | ALLOC1_SIGNAL_OUT(out_DECOD_ADDRESS_POP ,"address_pop" ,Taddress_t,_param->_size_address); |
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83 | ALLOC1_SIGNAL_OUT(out_DECOD_INDEX ,"index" ,Tptr_t ,_param->_size_index); |
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84 | ALLOC1_SIGNAL_IN ( in_DECOD_MISS_PREDICTION,"miss_prediction",Tcontrol_t,1); |
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85 | } |
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86 | |
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87 | // ~~~~~[ Interface : "update" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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88 | { |
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89 | ALLOC1_INTERFACE("update", IN, SOUTH, "update's interface", _param->_nb_inst_update); |
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90 | |
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91 | ALLOC1_VALACK_IN ( in_UPDATE_VAL ,VAL); |
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92 | ALLOC1_VALACK_OUT(out_UPDATE_ACK ,ACK); |
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93 | ALLOC1_SIGNAL_IN ( in_UPDATE_CONTEXT_ID ,"context_id" ,Tcontext_t,_param->_size_context_id); |
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94 | ALLOC1_SIGNAL_IN ( in_UPDATE_PUSH ,"push" ,Tcontrol_t,1); |
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95 | ALLOC1_SIGNAL_IN ( in_UPDATE_ADDRESS ,"address" ,Taddress_t,_param->_size_address); |
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96 | ALLOC1_SIGNAL_IN ( in_UPDATE_INDEX ,"index" ,Tptr_t ,_param->_size_index); |
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97 | ALLOC1_SIGNAL_IN ( in_UPDATE_MISS_PREDICTION,"miss_prediction",Tcontrol_t,1); |
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98 | ALLOC1_SIGNAL_IN ( in_UPDATE_PREDICTION_IFETCH,"prediction_ifetch",Tcontrol_t,1); |
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99 | } |
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100 | |
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101 | // ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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102 | |
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103 | reg_stack = new ras_entry_t * [_param->_nb_context]; |
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104 | for (uint32_t i=0; i<_param->_nb_context; i++) |
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105 | reg_stack [i] = new ras_entry_t [_param->_size_queue [i]]; |
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106 | |
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107 | reg_TOP = new Tptr_t [_param->_nb_context]; |
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108 | reg_BOTTOM = new Tptr_t [_param->_nb_context]; |
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109 | reg_NB_ELT = new Tptr_t [_param->_nb_context]; |
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110 | |
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111 | reg_PREDICT_TOP = new Tptr_t [_param->_nb_context]; |
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112 | reg_PREDICT_BOTTOM = new Tptr_t [_param->_nb_context]; |
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113 | reg_PREDICT_NB_ELT = new Tptr_t [_param->_nb_context]; |
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114 | |
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115 | internal_PREDICT_ACK = new Tcontrol_t [_param->_nb_inst_predict]; |
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116 | internal_PREDICT_HIT = new Tcontrol_t [_param->_nb_inst_predict]; |
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117 | internal_DECOD_ACK = new Tcontrol_t [_param->_nb_inst_decod ]; |
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118 | internal_DECOD_HIT = new Tcontrol_t [_param->_nb_inst_decod ]; |
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119 | internal_UPDATE_ACK = new Tcontrol_t [_param->_nb_inst_update ]; |
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120 | |
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121 | // ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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122 | |
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123 | #ifdef POSITION |
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124 | _component->generate_file(); |
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125 | #endif |
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126 | |
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127 | log_printf(FUNC,Return_Address_Stack,FUNCTION,"End"); |
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128 | }; |
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129 | |
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130 | }; // end namespace return_address_stack |
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131 | }; // end namespace prediction_unit |
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132 | }; // end namespace front_end |
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133 | }; // end namespace multi_front_end |
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134 | }; // end namespace core |
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135 | }; // end namespace behavioural |
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136 | }; // end namespace morpheo |
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