1 | #ifndef ENVIRONMENT_CACHE_CACHE_ONELEVEL_PARAMETERS_H |
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2 | #define ENVIRONMENT_CACHE_CACHE_ONELEVEL_PARAMETERS_H |
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3 | |
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4 | #include <iostream> |
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5 | #include <sstream> |
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6 | #include <math.h> |
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7 | |
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8 | namespace environment { |
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9 | namespace cache { |
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10 | namespace cache_onelevel { |
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11 | |
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12 | class Parameters |
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13 | { |
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14 | public : uint32_t nb_port ; |
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15 | public : uint32_t nb_line ; |
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16 | public : uint32_t size_line ; |
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17 | public : uint32_t size_word ; |
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18 | public : uint32_t associativity; |
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19 | public : uint32_t hit_latence ; |
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20 | public : uint32_t miss_penality; |
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21 | |
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22 | public : Parameters (uint32_t nb_port , |
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23 | uint32_t nb_line , |
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24 | uint32_t size_line , |
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25 | uint32_t size_word , |
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26 | uint32_t associativity, |
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27 | uint32_t hit_latence , |
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28 | uint32_t miss_penality) |
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29 | { |
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30 | this->nb_port = nb_port ; |
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31 | this->nb_line = nb_line ; |
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32 | this->size_line = size_line ; |
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33 | this->size_word = size_word ; |
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34 | this->associativity = associativity; |
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35 | this->hit_latence = hit_latence ; |
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36 | this->miss_penality = miss_penality; |
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37 | |
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38 | if ((nb_line * size_line * associativity) == 0) |
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39 | { |
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40 | std::cerr << "{Cache_OneLevel} all parameter must be greater that 0" << std::endl; |
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41 | exit(1); |
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42 | } |
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43 | if ((nb_line % associativity) != 0) |
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44 | { |
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45 | std::cerr << "{Cache_OneLevel} nb_line must be a mutiple of associativity" << std::endl; |
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46 | exit(1); |
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47 | } |
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48 | |
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49 | if ((double)nb_line != ::pow(2,::log2(nb_line))) |
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50 | { |
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51 | std::cerr << "{Cache_OneLevel} nb_line must be a mutiple of 2^n" << std::endl; |
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52 | exit(1); |
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53 | } |
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54 | |
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55 | if ((double)size_line != ::pow(2,::log2(size_line))) |
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56 | { |
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57 | std::cerr << "{Cache_OneLevel} size_line must be a mutiple of 2^n" << std::endl; |
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58 | exit(1); |
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59 | } |
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60 | |
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61 | if ((double)size_word != ::pow(2,::log2(size_word))) |
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62 | { |
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63 | std::cerr << "{Cache_OneLevel} size_word must be a mutiple of 2^n" << std::endl; |
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64 | exit(1); |
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65 | } |
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66 | } |
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67 | |
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68 | public : std::string print (uint32_t depth) |
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69 | { |
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70 | std::string tab (depth,'\t'); |
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71 | std::stringstream str; |
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72 | |
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73 | str << tab << "* Capacity : " << (nb_line * size_line * size_word) << " bytes" << std::endl |
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74 | << tab << " * Nb line : " << nb_line << std::endl |
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75 | << tab << " * Size line : " << size_line << std::endl |
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76 | << tab << " * Size word (in byte) : " << size_word << std::endl |
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77 | << tab << "* Timing : " << std::endl |
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78 | << tab << " * Hit latence : " << hit_latence << std::endl |
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79 | << tab << " * Miss penality : " << miss_penality << std::endl |
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80 | << tab << "* Other : " << std::endl |
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81 | << tab << " * Associativity : " << associativity << std::endl |
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82 | << tab << " * Nb port : " << nb_port << std::endl; |
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83 | |
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84 | if (associativity == 1) |
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85 | str << tab << " * Cache Direct Map"; |
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86 | else |
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87 | if (associativity == nb_line) |
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88 | str << tab << " * Cache Full Associative"; |
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89 | else |
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90 | str << tab << " * Cache Semi Associative"; |
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91 | return str.str(); |
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92 | } |
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93 | |
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94 | |
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95 | friend std::ostream& operator<< (std::ostream& output, Parameters &x) |
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96 | { |
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97 | output << x.print(0); |
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98 | return output; |
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99 | } |
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100 | }; |
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101 | |
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102 | }; |
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103 | }; |
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104 | }; |
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105 | #endif |
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