Last change
on this file since 105 was
85,
checked in by rosiere, 16 years ago
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- Ifetch_unit : systemC test ok
- modif shell script and makefile.tools : SHELL=/bin/bash
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-
Property svn:keywords set to
Id
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File size:
1.5 KB
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1 | #ifndef ENVIRONMENT_QUEUE_QUEUE_H |
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2 | #define ENVIRONMENT_QUEUE_QUEUE_H |
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3 | |
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4 | #include <stdint.h> |
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5 | #include <iostream> |
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6 | #include "Slot.h" |
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7 | |
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8 | namespace environment { |
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9 | namespace queue { |
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10 | |
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11 | template <class T> |
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12 | class Queue |
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13 | { |
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14 | protected : std::string _name; |
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15 | protected : uint32_t _nb_slot; // number of slot |
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16 | protected : uint32_t _size; // size of queue |
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17 | protected : slot_t<T> * _slot; |
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18 | |
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19 | public : Queue (std::string name, |
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20 | uint32_t size) |
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21 | { |
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22 | _name = name; |
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23 | _nb_slot = 0; |
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24 | _size = size; |
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25 | _slot = new slot_t<T> [size]; |
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26 | }; |
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27 | |
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28 | public : virtual ~Queue () |
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29 | { |
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30 | delete [] _slot; |
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31 | }; |
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32 | |
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33 | // *****[ empty ]***** |
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34 | // Test if the queue is empty |
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35 | public : bool empty () |
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36 | { |
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37 | return (_nb_slot == 0); |
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38 | } |
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39 | |
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40 | // *****[ full ]***** |
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41 | // Test if the queue is full |
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42 | public : bool full () |
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43 | { |
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44 | return (_nb_slot == _size); |
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45 | } |
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46 | |
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47 | // *****[ nb_slot_free ]***** |
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48 | // return the number of free slot |
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49 | public : uint32_t nb_slot_free () |
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50 | { |
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51 | return (_size-_nb_slot); |
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52 | } |
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53 | |
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54 | // *****[ nb_slot_use ]***** |
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55 | // return the number of use slot |
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56 | public : uint32_t nb_slot_use () |
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57 | { |
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58 | return (_nb_slot); |
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59 | } |
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60 | |
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61 | // *****[ pop ]***** |
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62 | // read the queue, and update the pointer |
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63 | public : virtual T pop (uint32_t num=0) = 0; |
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64 | |
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65 | // *****[ push ]***** |
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66 | // Push a new value (they must have a slot free) |
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67 | public : virtual bool push (T val) = 0; |
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68 | |
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69 | }; // Queue |
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70 | |
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71 | }; |
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72 | }; |
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73 | #endif |
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74 | |
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