6 #define AUTOTUNERFACTOR 0.3
10 Problem(const char *problem);
11 char *getProblem() {return problem;}
19 friend class MultiTuner;
24 TunerRecord(SearchTuner *_tuner) : tuner(_tuner), tunernumber(-1) {}
25 TunerRecord(SearchTuner *_tuner, int _tunernumber) : tuner(_tuner), tunernumber(_tunernumber) {}
26 SearchTuner *getTuner() {return tuner;}
27 TunerRecord *changeTuner(SearchTuner *_newtuner);
28 void updateTuner(SearchTuner *_newtuner) {tuner = _newtuner;}
29 long long getTime(Problem *problem);
30 void setTime(Problem *problem, long long time);
34 Vector<Problem *> problems;
35 Hashtable<Problem *, long long, uint64_t> timetaken;
37 friend class MultiTuner;
38 friend void clearVector(Vector<TunerRecord *> *tunerV);
43 MultiTuner(uint budget, uint rounds, uint timeout);
45 void addProblem(const char *filename);
46 void addTuner(SearchTuner *tuner);
47 void readData(uint numRuns);
48 void updateTimeout(Problem *problem, long long metric);
52 void findBestThreeTuners();
55 long long evaluate(Problem *problem, TunerRecord *tuner);
56 double evaluateAll(TunerRecord *tuner);
57 SearchTuner *mutateTuner(SearchTuner *oldTuner, uint k);
58 bool hasExplored(SearchTuner *newTuner);
59 void mapProblemsToTuners(Vector<TunerRecord *> *tunerV);
60 void improveTuners(Vector<TunerRecord *> *tunerV);
61 TunerRecord *tune(TunerRecord *tuner);
62 Vector<TunerRecord *> allTuners;
63 Vector<TunerRecord *> explored;
64 Vector<Problem *> problems;
65 Vector<TunerRecord *> tuners;
72 inline long long min(long long num1, long long num2, long long num3) {
73 return num1 < num2 && num1 < num3 ? num1 :
74 num2 < num3 ? num2 : num3;