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 SearchTuner *getTuner() {return tuner;}
26 TunerRecord *changeTuner(SearchTuner *_newtuner);
27 void updateTuner(SearchTuner *_newtuner) {tuner = _newtuner;}
28 long long getTime(Problem *problem);
29 void setTime(Problem *problem, long long time);
32 Vector<Problem *> problems;
33 Hashtable<Problem *, long long, uint64_t> timetaken;
35 friend class MultiTuner;
36 friend void clearVector(Vector<TunerRecord *> *tunerV);
41 MultiTuner(uint budget, uint rounds, uint timeout);
43 void addProblem(const char *filename);
44 void addTuner(SearchTuner *tuner);
45 void readData(uint numRuns);
46 void updateTimeout(Problem *problem, long long metric);
50 void findBestThreeTuners();
53 long long evaluate(Problem *problem, TunerRecord *tuner);
54 double evaluateAll(TunerRecord *tuner);
55 SearchTuner *mutateTuner(SearchTuner *oldTuner, uint k);
56 void mapProblemsToTuners(Vector<TunerRecord *> *tunerV);
57 void improveTuners(Vector<TunerRecord *> *tunerV);
58 TunerRecord *tune(TunerRecord *tuner);
59 Vector<TunerRecord *> allTuners;
60 Vector<Problem *> problems;
61 Vector<TunerRecord *> tuners;
68 inline long long min(long long num1, long long num2, long long num3) {
69 return num1 < num2 && num1 < num3 ? num1 :
70 num2 < num3 ? num2 : num3;