1 | #ifdef SYSTEMC |
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2 | /* |
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3 | * $Id: Load_Store_pointer_unit_transition.cpp 81 2008-04-15 18:40:01Z 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_OOO_Engine/OOO_Engine/Rename_unit/Load_Store_pointer_unit/include/Load_Store_pointer_unit.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_ooo_engine { |
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15 | namespace ooo_engine { |
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16 | namespace rename_unit { |
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17 | namespace load_store_pointer_unit { |
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18 | |
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19 | |
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20 | #undef FUNCTION |
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21 | #define FUNCTION "Load_Store_pointer_unit::transition" |
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22 | void Load_Store_pointer_unit::transition (void) |
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23 | { |
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24 | log_printf(FUNC,Load_Store_pointer_unit,FUNCTION,"Begin"); |
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25 | |
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26 | if (PORT_READ(in_NRESET) == 0) |
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27 | { |
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28 | for (uint32_t i=0; i<_param->_nb_load_store_queue; i++) |
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29 | { |
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30 | reg_STORE_QUEUE_PTR_WRITE [i] = 0; |
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31 | reg_STORE_QUEUE_NB_USE [i] = 0; |
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32 | reg_LOAD_QUEUE_PTR_WRITE [i] = 0; |
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33 | |
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34 | for (uint32_t j=0; j<_param->_size_store_queue[i]; j++) |
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35 | reg_STORE_QUEUE_USE [i][j] = false; |
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36 | for (uint32_t j=0; j<_param->_size_load_queue[i]; j++) |
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37 | reg_LOAD_QUEUE_USE [i][j] = false; |
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38 | } |
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39 | } |
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40 | else |
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41 | { |
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42 | // ===================================================== |
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43 | // =====[ INSERT ]====================================== |
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44 | // ===================================================== |
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45 | |
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46 | for (uint32_t i=0; i<_param->_nb_inst_insert; i++) |
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47 | if (PORT_READ(in_INSERT_VAL [i]) and internal_INSERT_ACK [i]) |
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48 | { |
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49 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION,"INSERT [%d]",i); |
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50 | |
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51 | switch (internal_INSERT_OPERATION_USE [i]) |
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52 | { |
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53 | case OPERATION_USE_STORE_QUEUE : |
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54 | { |
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55 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * use STORE_QUEUE"); |
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56 | |
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57 | uint32_t lsq = internal_INSERT_LSQ [i]; |
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58 | Tlsq_ptr_t ptr = internal_INSERT_PTR [i]; |
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59 | |
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60 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * lsq : %d",lsq); |
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61 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * ptr : %d",ptr); |
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62 | |
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63 | reg_STORE_QUEUE_PTR_WRITE [lsq] = (ptr+1)%_param->_size_store_queue[lsq]; |
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64 | reg_STORE_QUEUE_NB_USE [lsq] ++; |
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65 | reg_STORE_QUEUE_USE [lsq][ptr] = true; |
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66 | |
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67 | break; |
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68 | } |
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69 | case OPERATION_USE_LOAD_QUEUE : |
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70 | { |
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71 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * use LOAD_QUEUE"); |
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72 | |
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73 | uint32_t lsq = internal_INSERT_LSQ [i]; |
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74 | Tlsq_ptr_t ptr = internal_INSERT_PTR [i]; |
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75 | |
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76 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * lsq : %d",lsq); |
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77 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * ptr : %d",ptr); |
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78 | |
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79 | reg_LOAD_QUEUE_PTR_WRITE [lsq] = (ptr+1)%_param->_size_load_queue[lsq]; |
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80 | reg_LOAD_QUEUE_USE [lsq][ptr] = true; |
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81 | |
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82 | break; |
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83 | } |
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84 | default : |
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85 | { |
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86 | break; |
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87 | } |
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88 | } |
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89 | } |
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90 | |
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91 | // ===================================================== |
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92 | // =====[ RETIRE ]====================================== |
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93 | // ===================================================== |
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94 | for (uint32_t i=0; i<_param->_nb_inst_retire; i++) |
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95 | if (PORT_READ(in_RETIRE_VAL [i]) and internal_RETIRE_ACK [i]) |
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96 | { |
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97 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION,"RETIRE [%d]",i); |
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98 | |
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99 | switch (internal_RETIRE_OPERATION_USE [i]) |
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100 | { |
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101 | case OPERATION_USE_STORE_QUEUE : |
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102 | { |
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103 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * use STORE_QUEUE"); |
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104 | |
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105 | uint32_t lsq = internal_RETIRE_LSQ [i]; |
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106 | Tlsq_ptr_t ptr = internal_RETIRE_PTR [i]; |
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107 | |
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108 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * lsq : %d",lsq); |
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109 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * ptr : %d",ptr); |
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110 | |
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111 | // reg_STORE_QUEUE_PTR_WRITE [lsq] = ((ptr==0)?_param->_size_store_queue[lsq]:ptr)-1; |
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112 | reg_STORE_QUEUE_NB_USE [lsq] --; |
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113 | reg_STORE_QUEUE_USE [lsq][ptr] = false; |
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114 | |
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115 | break; |
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116 | } |
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117 | case OPERATION_USE_LOAD_QUEUE : |
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118 | { |
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119 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * use LOAD_QUEUE"); |
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120 | |
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121 | uint32_t lsq = internal_RETIRE_LSQ [i]; |
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122 | Tlsq_ptr_t ptr = internal_RETIRE_PTR [i]; |
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123 | |
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124 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * lsq : %d",lsq); |
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125 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * ptr : %d",ptr); |
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126 | |
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127 | // reg_LOAD_QUEUE_PTR_WRITE [lsq] = ((ptr==0)?_param->_size_load_queue[lsq]:ptr)-1; |
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128 | reg_LOAD_QUEUE_USE [lsq][ptr] = false; |
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129 | |
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130 | break; |
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131 | } |
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132 | default : |
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133 | { |
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134 | break; |
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135 | } |
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136 | } |
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137 | } |
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138 | } |
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139 | |
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140 | |
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141 | // for (uint32_t i=0; i<_param->_nb_load_store_queue; i++) |
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142 | // { |
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143 | // std::string str; |
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144 | |
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145 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION,"LOAD_STORE_QUEUE [%d]",i); |
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146 | |
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147 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * STORE_QUEUE_PTR_WRITE : %d",reg_STORE_QUEUE_PTR_WRITE [i]); |
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148 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * STORE_QUEUE_NB_USE : %d",reg_STORE_QUEUE_NB_USE [i]); |
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149 | |
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150 | // str = ""; |
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151 | // for (uint32_t j=0; j<_param->_size_store_queue[i]; j++) |
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152 | // str += toString(reg_STORE_QUEUE_USE [i][j]) + " "; |
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153 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * %s",str.c_str()); |
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154 | |
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155 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * LOAD_QUEUE_PTR_WRITE : %d",reg_LOAD_QUEUE_PTR_WRITE [i]); |
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156 | |
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157 | // str = ""; |
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158 | // for (uint32_t j=0; j<_param->_size_load_queue[i]; j++) |
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159 | // str += toString(reg_LOAD_QUEUE_USE [i][j]) + " "; |
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160 | // log_printf(TRACE,Load_Store_pointer_unit,FUNCTION," * %s",str.c_str()); |
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161 | // } |
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162 | |
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163 | #if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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164 | end_cycle (); |
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165 | #endif |
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166 | |
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167 | log_printf(FUNC,Load_Store_pointer_unit,FUNCTION,"End"); |
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168 | }; |
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169 | |
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170 | }; // end namespace load_store_pointer_unit |
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171 | }; // end namespace rename_unit |
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172 | }; // end namespace ooo_engine |
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173 | }; // end namespace multi_ooo_engine |
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174 | }; // end namespace core |
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175 | |
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176 | }; // end namespace behavioural |
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177 | }; // end namespace morpheo |
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178 | #endif |
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