Last change
on this file since 13 was
5,
checked in by guillaumeb, 15 years ago
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Réorganisation des dossiers
déplacement des fichiers source dans le sous dossier ./src
déplacement de systemc dans le sous-dossier ./lib
|
File size:
1.9 KB
|
Line | |
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1 | #ifndef CACHE_STORE_H |
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2 | #define CACHE_STORE_H |
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3 | #include <list> |
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4 | #include "address.h" |
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5 | |
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6 | using namespace std; |
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7 | |
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8 | typedef enum associativity { |
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9 | FULLY_ASSOCIATIVE = 0, |
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10 | DIRECT_MAPPING = 1, |
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11 | WAY_2 = 2, |
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12 | WAY_4 = 4, |
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13 | WAY_8 = 8 |
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14 | } t_assoc; |
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15 | |
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16 | class CacheStore { |
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17 | |
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18 | private: |
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19 | unsigned int cache_size; |
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20 | unsigned int line_width; |
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21 | t_assoc associativity; |
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22 | unsigned int num_lines; |
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23 | unsigned int num_sets; |
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24 | |
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25 | // loaded cache lines : stores |
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26 | list<int> *cache_lines; |
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27 | |
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28 | public: |
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29 | CacheStore( int cache_size, |
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30 | int line_width, |
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31 | t_assoc associativity ) { |
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32 | |
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33 | // attributes initialization |
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34 | this->cache_size = cache_size; |
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35 | this->line_width = line_width; |
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36 | this->associativity = associativity; |
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37 | |
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38 | this->num_lines = cache_size / line_width; |
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39 | if (associativity != FULLY_ASSOCIATIVE) |
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40 | this->num_sets = num_lines / associativity; |
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41 | else |
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42 | this->num_sets = 1; |
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43 | this->cache_lines = new list<int>[num_sets]; |
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44 | |
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45 | // cache lines array initialization |
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46 | for (unsigned int i=0; i < num_sets; i++) { |
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47 | cache_lines[i] = list<int>(); |
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48 | } |
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49 | |
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50 | // Print parameters |
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51 | cout << ">>> parameters:" << endl; |
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52 | cout << " cache_size = " << cache_size << endl; |
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53 | cout << " line_width = " << line_width << endl; |
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54 | cout << " associativity = " << associativity << endl; |
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55 | cout << " number of lines = " << num_lines << endl << endl; |
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56 | } |
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57 | |
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58 | //bool is_loaded(list<int> *lines, int line); |
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59 | bool is_loaded(Address address); |
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60 | |
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61 | //void do_load(list<int> *lines, int line); |
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62 | void do_load(Address address); |
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63 | |
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64 | int get_line_width(); |
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65 | |
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66 | ~CacheStore() { |
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67 | delete [] cache_lines; |
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68 | } |
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69 | }; |
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70 | |
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71 | #endif |
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