1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
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2 | |
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3 | <description> |
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4 | |
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5 | <comment> |
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6 | Ce composant décrit un prédicteur de branchement à deux niveaux |
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7 | </comment> |
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8 | |
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9 | <entity name="two_level_branch_predictor" |
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10 | type="Two_Level_Branch_Predictor" |
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11 | schema="1" > |
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12 | |
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13 | <port name="clock" |
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14 | localisation="west" |
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15 | direction="in"> |
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16 | Port d'horloge |
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17 | </port> |
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18 | <port name="predict" |
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19 | localisation="west" |
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20 | direction="in"> |
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21 | Interface de prediction : demande de la direction pour une adresse |
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22 | </port> |
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23 | <port name="branch_complete" |
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24 | localisation="east" |
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25 | direction="in"> |
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26 | Interface de mise à jour des branchement |
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27 | </port> |
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28 | |
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29 | </entity> |
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30 | |
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31 | <architecture> |
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32 | |
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33 | <component name="branch_history_table" |
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34 | type="Branch_History_Table" |
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35 | size_x="10" |
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36 | pos_x="50" |
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37 | size_y="10" |
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38 | pos_y="20" > |
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39 | |
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40 | <port_map name="clock" |
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41 | component="Two_Level_Branch_Predictor" |
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42 | port="clock" /> |
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43 | <port_map name="predict" |
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44 | component="Two_Level_Branch_Predictor" |
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45 | port="predict"/> |
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46 | <port_map name="branch_complete" |
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47 | component="Two_Level_Branch_Predictor" |
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48 | port="branch_complete" /> |
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49 | |
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50 | </component> |
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51 | |
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52 | <component name="pattern_history_table" |
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53 | type="Pattern_History_Table" |
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54 | size_x="10" |
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55 | pos_x="50" |
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56 | size_y="10" |
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57 | pos_y="80" > |
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58 | |
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59 | <port_map name="clock" |
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60 | component="Two_Level_Branch_Predictor" |
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61 | port="clock" /> |
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62 | <port_map name="predict" |
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63 | component="Two_Level_Branch_Predictor" |
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64 | port="predict"/> |
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65 | <port_map name="branch_complete" |
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66 | component="Two_Level_Branch_Predictor" |
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67 | port="branch_complete" /> |
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68 | |
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69 | </component> |
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70 | |
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71 | <component name="two_level_branch_predictor_glue" |
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72 | type="Two_Level_Branch_Predictor_Glue" |
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73 | size_x="10" |
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74 | pos_x="50" |
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75 | size_y="10" |
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76 | pos_y="50" > |
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77 | |
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78 | <port_map name="predict" |
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79 | component="Two_Level_Branch_Predictor" |
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80 | port="predict" /> |
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81 | <port_map name="branch_complete" |
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82 | component="Two_Level_Branch_Predictor" |
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83 | port="branch_complete" /> |
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84 | |
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85 | </component> |
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86 | |
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87 | </architecture> |
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88 | |
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89 | </description> |
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