1 | /* |
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2 | * $Id: Branch_Target_Buffer_Register.cpp 132 2009-07-11 16:39:35Z 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/Branch_Target_Buffer/Branch_Target_Buffer_Register/include/Branch_Target_Buffer_Register.h" |
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9 | |
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10 | namespace morpheo { |
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11 | namespace behavioural { |
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12 | namespace core { |
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13 | namespace multi_front_end { |
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14 | namespace front_end { |
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15 | namespace prediction_unit { |
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16 | namespace branch_target_buffer { |
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17 | namespace branch_target_buffer_register { |
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18 | |
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19 | #undef FUNCTION |
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20 | #define FUNCTION "Branch_Target_Buffer_Register::Branch_Target_Buffer_Register" |
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21 | Branch_Target_Buffer_Register::Branch_Target_Buffer_Register |
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22 | ( |
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23 | #ifdef SYSTEMC |
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24 | sc_module_name name, |
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25 | #else |
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26 | string name, |
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27 | #endif |
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28 | #ifdef STATISTICS |
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29 | morpheo::behavioural::Parameters_Statistics * param_statistics, |
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30 | #endif |
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31 | morpheo::behavioural::core::multi_front_end::front_end::prediction_unit::branch_target_buffer::branch_target_buffer_register::Parameters * param, |
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32 | morpheo::behavioural::Tusage_t usage |
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33 | ): |
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34 | _name (name) |
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35 | ,_param (param) |
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36 | ,_usage (usage) |
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37 | { |
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38 | log_printf(FUNC,Branch_Target_Buffer_Register,FUNCTION,"Begin"); |
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39 | |
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40 | // #if DEBUG_Branch_Target_Buffer_Register == true |
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41 | // log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,_("<%s> Parameters"),_name.c_str()); |
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42 | |
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43 | // std::cout << *param << std::endl; |
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44 | // #endif |
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45 | |
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46 | log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Allocation"); |
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47 | |
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48 | allocation ( |
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49 | #ifdef STATISTICS |
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50 | param_statistics |
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51 | #endif |
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52 | ); |
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53 | |
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54 | #ifdef STATISTICS |
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55 | if (usage_is_set(_usage,USE_STATISTICS)) |
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56 | { |
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57 | log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Allocation of statistics"); |
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58 | |
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59 | statistics_allocation(param_statistics); |
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60 | } |
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61 | #endif |
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62 | |
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63 | #ifdef VHDL |
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64 | if (usage_is_set(_usage,USE_VHDL)) |
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65 | { |
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66 | // generate the vhdl |
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67 | log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Generate the vhdl"); |
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68 | |
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69 | vhdl(); |
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70 | } |
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71 | #endif |
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72 | |
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73 | #ifdef SYSTEMC |
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74 | if (usage_is_set(_usage,USE_SYSTEMC)) |
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75 | { |
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76 | #ifdef SYSTEMCASS_SPECIFIC |
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77 | constant(); |
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78 | #else |
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79 | log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Method - constant"); |
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80 | |
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81 | SC_METHOD (constant); |
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82 | // dont_initialize (); |
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83 | |
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84 | # ifdef SYSTEMCASS_SPECIFIC |
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85 | // List dependency information |
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86 | # endif |
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87 | #endif |
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88 | |
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89 | log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Method - transition"); |
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90 | |
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91 | SC_METHOD (transition); |
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92 | dont_initialize (); |
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93 | sensitive << (*(in_CLOCK)).pos(); |
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94 | |
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95 | # ifdef SYSTEMCASS_SPECIFIC |
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96 | // List dependency information |
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97 | # endif |
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98 | |
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99 | log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Method - genMealy_predict"); |
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100 | |
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101 | SC_METHOD (genMealy_predict); |
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102 | dont_initialize (); |
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103 | sensitive << (*(in_CLOCK)).neg() // use internal register |
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104 | << (*(in_NRESET)); |
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105 | for (uint32_t i=0; i<_param->_nb_inst_predict; i++) |
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106 | { |
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107 | // sensitive << (*(in_PREDICT_VAL [i])) |
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108 | sensitive << (*(in_PREDICT_ADDRESS [i])); |
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109 | if (_param->_have_port_context_id) |
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110 | sensitive << (*(in_PREDICT_CONTEXT_ID [i])); |
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111 | } |
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112 | |
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113 | // # ifdef SYSTEMCASS_SPECIFIC |
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114 | // // List dependency information |
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115 | // for (uint32_t i=0; i<_param->_nb_inst_predict; i++) |
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116 | // for (uint32_t j=0; j<_param->_associativity; j++) |
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117 | // { |
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118 | // (*(out_PREDICT_HIT [i][j])) (*(in_PREDICT_ADDRESS [i])); |
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119 | // if (_param->_have_port_context_id) |
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120 | // (*(out_PREDICT_HIT [i][j])) (*(in_PREDICT_CONTEXT_ID [i])); |
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121 | |
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122 | // (*(out_PREDICT_ADDRESS_SRC [i][j])) (*(in_PREDICT_ADDRESS [i])); |
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123 | // if (_param->_have_port_context_id) |
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124 | // (*(out_PREDICT_ADDRESS_SRC [i][j])) (*(in_PREDICT_CONTEXT_ID [i])); |
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125 | |
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126 | // (*(out_PREDICT_ADDRESS_DEST [i][j])) (*(in_PREDICT_ADDRESS [i])); |
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127 | // if (_param->_have_port_context_id) |
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128 | // (*(out_PREDICT_ADDRESS_DEST [i][j])) (*(in_PREDICT_CONTEXT_ID [i])); |
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129 | |
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130 | // (*(out_PREDICT_CONDITION [i][j])) (*(in_PREDICT_ADDRESS [i])); |
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131 | // if (_param->_have_port_context_id) |
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132 | // (*(out_PREDICT_CONDITION [i][j])) (*(in_PREDICT_CONTEXT_ID [i])); |
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133 | |
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134 | // (*(out_PREDICT_LAST_TAKE [i][j])) (*(in_PREDICT_ADDRESS [i])); |
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135 | // if (_param->_have_port_context_id) |
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136 | // (*(out_PREDICT_LAST_TAKE [i][j])) (*(in_PREDICT_CONTEXT_ID [i])); |
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137 | |
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138 | // (*(out_PREDICT_IS_ACCURATE [i][j])) (*(in_PREDICT_ADDRESS [i])); |
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139 | // if (_param->_have_port_context_id) |
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140 | // (*(out_PREDICT_IS_ACCURATE [i][j])) (*(in_PREDICT_CONTEXT_ID [i])); |
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141 | // } |
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142 | // # endif |
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143 | |
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144 | if (_param->_have_port_victim) |
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145 | { |
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146 | log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Method - genMealy_decod"); |
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147 | |
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148 | SC_METHOD (genMealy_decod); |
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149 | dont_initialize (); |
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150 | sensitive << (*(in_CLOCK)).neg() // use internal register |
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151 | << (*(in_NRESET)); |
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152 | for (uint32_t i=0; i<_param->_nb_inst_decod; i++) |
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153 | { |
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154 | sensitive << (*(in_DECOD_VAL [i])) |
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155 | << (*(in_DECOD_ADDRESS_SRC [i])); |
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156 | if (_param->_have_port_context_id) |
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157 | sensitive << (*(in_DECOD_CONTEXT_ID [i])); |
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158 | } |
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159 | |
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160 | // # ifdef SYSTEMCASS_SPECIFIC |
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161 | // // List dependency information |
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162 | // for (uint32_t i=0; i<_param->_nb_inst_decod; i++) |
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163 | // { |
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164 | // (*(out_DECOD_HIT [i])) (*(in_DECOD_VAL [i])); |
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165 | // (*(out_DECOD_HIT [i])) (*(in_DECOD_ADDRESS_SRC [i])); |
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166 | // if (_param->_have_port_context_id) |
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167 | // (*(out_DECOD_HIT [i])) (*(in_DECOD_CONTEXT_ID [i])); |
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168 | |
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169 | // (*(out_DECOD_HIT_INDEX [i])) (*(in_DECOD_VAL [i])); |
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170 | // (*(out_DECOD_HIT_INDEX [i])) (*(in_DECOD_ADDRESS_SRC [i])); |
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171 | // if (_param->_have_port_context_id) |
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172 | // (*(out_DECOD_HIT_INDEX [i])) (*(in_DECOD_CONTEXT_ID [i])); |
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173 | // } |
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174 | // #endif |
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175 | } |
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176 | |
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177 | if (_param->_have_port_victim) |
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178 | { |
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179 | log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Method - genMealy_update"); |
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180 | |
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181 | SC_METHOD (genMealy_update); |
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182 | dont_initialize (); |
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183 | sensitive << (*(in_CLOCK)).neg() // use internal register |
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184 | << (*(in_NRESET)); |
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185 | for (uint32_t i=0; i<_param->_nb_inst_update; i++) |
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186 | { |
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187 | sensitive << (*(in_UPDATE_VAL [i])) |
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188 | << (*(in_UPDATE_ADDRESS_SRC [i])); |
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189 | if (_param->_have_port_context_id) |
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190 | sensitive << (*(in_UPDATE_CONTEXT_ID [i])); |
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191 | } |
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192 | |
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193 | // # ifdef SYSTEMCASS_SPECIFIC |
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194 | // // List dependency information |
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195 | // for (uint32_t i=0; i<_param->_nb_inst_update; i++) |
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196 | // { |
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197 | // (*(out_UPDATE_HIT [i])) (*(in_UPDATE_VAL [i])); |
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198 | // (*(out_UPDATE_HIT [i])) (*(in_UPDATE_ADDRESS_SRC [i])); |
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199 | // if (_param->_have_port_context_id) |
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200 | // (*(out_UPDATE_HIT [i])) (*(in_UPDATE_CONTEXT_ID [i])); |
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201 | |
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202 | // (*(out_UPDATE_HIT_INDEX [i])) (*(in_UPDATE_VAL [i])); |
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203 | // (*(out_UPDATE_HIT_INDEX [i])) (*(in_UPDATE_ADDRESS_SRC [i])); |
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204 | // if (_param->_have_port_context_id) |
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205 | // (*(out_UPDATE_HIT_INDEX [i])) (*(in_UPDATE_CONTEXT_ID [i])); |
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206 | // } |
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207 | // # endif |
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208 | } |
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209 | #endif |
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210 | |
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211 | } |
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212 | log_printf(FUNC,Branch_Target_Buffer_Register,FUNCTION,"End"); |
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213 | }; |
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214 | |
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215 | #undef FUNCTION |
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216 | #define FUNCTION "Branch_Target_Buffer_Register::~Branch_Target_Buffer_Register" |
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217 | Branch_Target_Buffer_Register::~Branch_Target_Buffer_Register (void) |
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218 | { |
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219 | log_printf(FUNC,Branch_Target_Buffer_Register,FUNCTION,"Begin"); |
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220 | |
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221 | #ifdef STATISTICS |
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222 | if (usage_is_set(_usage,USE_STATISTICS)) |
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223 | { |
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224 | statistics_deallocation(); |
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225 | } |
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226 | #endif |
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227 | |
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228 | log_printf(INFO,Branch_Target_Buffer_Register,FUNCTION,"Deallocation"); |
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229 | deallocation (); |
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230 | log_printf(FUNC,Branch_Target_Buffer_Register,FUNCTION,"End"); |
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231 | }; |
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232 | |
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233 | }; // end namespace branch_target_buffer_register |
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234 | }; // end namespace branch_target_buffer |
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235 | }; // end namespace prediction_unit |
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236 | }; // end namespace front_end |
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237 | }; // end namespace multi_front_end |
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238 | }; // end namespace core |
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239 | }; // end namespace behavioural |
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240 | }; // end namespace morpheo |
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