1 | #ifdef SYSTEMC |
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2 | /* |
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3 | * $Id: Front_end_Glue_genMealy_event.cpp 123 2009-06-08 20:43:30Z 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_Front_end/Front_end/Front_end_Glue/include/Front_end_Glue.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 front_end_glue { |
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17 | |
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18 | #undef FUNCTION |
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19 | #define FUNCTION "Front_end_Glue::genMealy_event" |
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20 | void Front_end_Glue::genMealy_event (void) |
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21 | { |
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22 | log_begin(Front_end_Glue,FUNCTION); |
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23 | log_function(Front_end_Glue,FUNCTION,_name.c_str()); |
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24 | |
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25 | if (PORT_READ(in_NRESET)) |
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26 | { |
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27 | for (uint32_t i=0; i<_param->_nb_context; ++i) |
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28 | { |
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29 | Taddress_t address = PORT_READ(in_EVENT_CONTEXT_STATE_ADDRESS [i]); |
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30 | PORT_WRITE(out_EVENT_ADDRESS [i],address); |
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31 | PORT_WRITE(out_EVENT_IFETCH_UNIT_ADDRESS [i],address); |
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32 | |
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33 | Taddress_t address_next = PORT_READ(in_EVENT_CONTEXT_STATE_ADDRESS_NEXT [i]); |
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34 | PORT_WRITE(out_EVENT_ADDRESS_NEXT [i],address_next); |
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35 | PORT_WRITE(out_EVENT_IFETCH_UNIT_ADDRESS_NEXT [i],address_next); |
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36 | |
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37 | Tcontrol_t address_next_val = PORT_READ(in_EVENT_CONTEXT_STATE_ADDRESS_NEXT_VAL [i]); |
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38 | PORT_WRITE(out_EVENT_ADDRESS_NEXT_VAL [i],address_next_val); |
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39 | PORT_WRITE(out_EVENT_IFETCH_UNIT_ADDRESS_NEXT_VAL [i],address_next_val); |
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40 | |
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41 | Tcontrol_t is_ds_take = PORT_READ(in_EVENT_CONTEXT_STATE_IS_DS_TAKE [i]); |
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42 | PORT_WRITE(out_EVENT_IS_DS_TAKE [i],is_ds_take); |
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43 | PORT_WRITE(out_EVENT_IFETCH_UNIT_IS_DS_TAKE [i],is_ds_take); |
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44 | |
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45 | Tevent_type_t event_type = PORT_READ(in_EVENT_CONTEXT_STATE_TYPE [i]); |
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46 | PORT_WRITE(out_EVENT_PREDICTION_UNIT_TYPE [i],event_type); |
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47 | |
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48 | if (_param->_have_port_depth) |
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49 | { |
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50 | Tdepth_t depth = PORT_READ(in_EVENT_CONTEXT_STATE_DEPTH [i]); |
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51 | PORT_WRITE(out_EVENT_PREDICTION_UNIT_DEPTH [i],depth); |
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52 | } |
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53 | Tcontrol_t flush_only = PORT_READ(in_EVENT_CONTEXT_STATE_FLUSH_ONLY [i]); |
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54 | |
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55 | |
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56 | Tcontrol_t ack = PORT_READ(in_EVENT_ACK [i]); |
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57 | Tcontrol_t ifetch_unit_ack = PORT_READ(in_EVENT_IFETCH_UNIT_ACK [i]); |
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58 | Tcontrol_t prediction_unit_ack = PORT_READ(in_EVENT_PREDICTION_UNIT_ACK [i]); |
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59 | Tcontrol_t context_state_val = PORT_READ(in_EVENT_CONTEXT_STATE_VAL [i]); |
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60 | |
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61 | Tcontrol_t val = ( not flush_only and |
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62 | //ack and |
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63 | ifetch_unit_ack and |
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64 | prediction_unit_ack and |
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65 | context_state_val |
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66 | |
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67 | ); |
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68 | // Tcontrol_t ifetch_unit_val = ( ack and |
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69 | // //ifetch_unit_ack and |
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70 | // prediction_unit_ack and |
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71 | // context_state_val |
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72 | // ); |
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73 | Tcontrol_t ifetch_unit_val = ( ( |
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74 | flush_only or |
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75 | ack ) and |
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76 | //ifetch_unit_ack and |
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77 | prediction_unit_ack and |
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78 | context_state_val |
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79 | ); |
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80 | |
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81 | // Tcontrol_t prediction_unit_val = ( ack and |
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82 | // ifetch_unit_ack and |
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83 | // //prediction_unit_ack and |
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84 | // context_state_val |
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85 | // ); |
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86 | |
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87 | Tcontrol_t prediction_unit_val = ( ( |
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88 | flush_only or |
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89 | ack ) and |
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90 | ifetch_unit_ack and |
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91 | //prediction_unit_ack and |
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92 | context_state_val |
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93 | ); |
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94 | |
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95 | |
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96 | Tcontrol_t context_state_ack = ( ack and |
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97 | ifetch_unit_ack and |
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98 | prediction_unit_ack // and |
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99 | //context_state_val |
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100 | ); |
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101 | |
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102 | log_printf(TRACE,Front_end_Glue,FUNCTION," * val %d, ack %d",val ,ack ); |
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103 | log_printf(TRACE,Front_end_Glue,FUNCTION," * ifetch_unit_val %d, ifetch_unit_ack %d",ifetch_unit_val ,ifetch_unit_ack ); |
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104 | log_printf(TRACE,Front_end_Glue,FUNCTION," * prediction_unit_val %d, prediction_unit_ack %d",prediction_unit_val,prediction_unit_ack); |
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105 | log_printf(TRACE,Front_end_Glue,FUNCTION," * context_state_val %d, context_state_ack %d",context_state_val ,context_state_ack ); |
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106 | |
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107 | |
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108 | PORT_WRITE(out_EVENT_VAL [i], val ); |
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109 | PORT_WRITE(out_EVENT_IFETCH_UNIT_VAL [i], ifetch_unit_val ); |
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110 | PORT_WRITE(out_EVENT_PREDICTION_UNIT_VAL [i], prediction_unit_val); |
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111 | PORT_WRITE(out_EVENT_CONTEXT_STATE_ACK [i], context_state_ack ); |
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112 | |
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113 | #ifdef DEBUG |
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114 | log_printf(TRACE,Front_end_Glue,FUNCTION," * EVENT Context [%d]",i); |
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115 | if (val and ack) |
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116 | { |
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117 | log_printf(TRACE,Front_end_Glue,FUNCTION," * have event"); |
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118 | log_printf(TRACE,Front_end_Glue,FUNCTION," * address : %.8x (%.8x)",address ,address <<2); |
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119 | log_printf(TRACE,Front_end_Glue,FUNCTION," * address_next : %.8x (%.8x)",address_next,address_next<<2); |
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120 | log_printf(TRACE,Front_end_Glue,FUNCTION," * address_next_val : %d",address_next_val); |
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121 | log_printf(TRACE,Front_end_Glue,FUNCTION," * is_ds_take : %d",is_ds_take ); |
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122 | log_printf(TRACE,Front_end_Glue,FUNCTION," * flush_only : %d",flush_only ); |
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123 | } |
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124 | else |
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125 | log_printf(TRACE,Front_end_Glue,FUNCTION," * have not event"); |
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126 | #endif |
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127 | } |
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128 | } |
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129 | else |
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130 | { |
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131 | // Reset |
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132 | for (uint32_t i=0; i<_param->_nb_context; ++i) |
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133 | { |
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134 | PORT_WRITE(out_EVENT_VAL [i], 0); |
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135 | PORT_WRITE(out_EVENT_IFETCH_UNIT_VAL [i], 0); |
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136 | PORT_WRITE(out_EVENT_PREDICTION_UNIT_VAL [i], 0); |
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137 | PORT_WRITE(out_EVENT_CONTEXT_STATE_ACK [i], 0); |
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138 | } |
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139 | } |
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140 | |
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141 | log_end(Front_end_Glue,FUNCTION); |
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142 | }; |
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143 | |
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144 | }; // end namespace front_end_glue |
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145 | }; // end namespace front_end |
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146 | }; // end namespace multi_front_end |
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147 | }; // end namespace core |
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148 | |
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149 | }; // end namespace behavioural |
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150 | }; // end namespace morpheo |
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151 | #endif |
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