1 #include "searchtuner.h"
6 TunableSetting::TunableSetting(VarType _type, TunableParam _param) :
13 TunableSetting::TunableSetting(VarType _type1, VarType _type2, TunableParam _param) :
20 TunableSetting::TunableSetting(TunableParam _param) :
27 TunableSetting::TunableSetting(TunableSetting *ts) :
32 lowValue(ts->lowValue),
33 highValue(ts->highValue),
34 defaultValue(ts->defaultValue),
35 selectedValue(ts->selectedValue)
39 void TunableSetting::setDecision(int _low, int _high, int _default, int _selection) {
42 defaultValue = _default;
43 selectedValue = _selection;
46 void TunableSetting::print() {
47 model_print("Param %s = %u \t range=[%u,%u]", tunableParameterToString( (Tunables)param), selectedValue, lowValue, highValue);
49 model_print("\tVarType1 %" PRIu64 ", ", type1);
50 model_print("VarType2 %" PRIu64 ", ", type2);
55 unsigned int tunableSettingHash(TunableSetting *setting) {
56 return setting->hasVar ^ setting->type1 ^ setting->type2 ^ setting->param;
59 bool tunableSettingEquals(TunableSetting *setting1, TunableSetting *setting2) {
60 return setting1->hasVar == setting2->hasVar &&
61 setting1->type1 == setting2->type1 &&
62 setting1->type2 == setting2->type2 &&
63 setting1->param == setting2->param;
66 ostream& operator<<(ostream& os, const TunableSetting& ts)
68 os << ts.hasVar <<" " << ts.type1 <<" " << ts.type2 << " " << ts.param << " " << ts.lowValue <<" "
69 << ts.highValue << " " << ts.defaultValue << " " << ts.selectedValue;
74 SearchTuner::SearchTuner() {
76 myfile.open (TUNEFILE, ios::in);
86 while(myfile >> hasVar >> type1 >> type2 >> param >> lowValue >> highValue >> defaultValue >> selectedValue){
87 TunableSetting *setting;
90 setting = new TunableSetting(type1, type2, param);
92 setting = new TunableSetting(param);
94 setting->setDecision(lowValue, highValue, defaultValue, selectedValue);
95 usedSettings.add(setting);
101 SearchTuner *SearchTuner::copyUsed() {
102 SearchTuner *tuner = new SearchTuner();
103 SetIteratorTunableSetting *iterator = usedSettings.iterator();
104 while (iterator->hasNext()) {
105 TunableSetting *setting = iterator->next();
106 TunableSetting *copy = new TunableSetting(setting);
107 tuner->settings.add(copy);
113 SearchTuner::~SearchTuner() {
114 SetIteratorTunableSetting *iterator = settings.iterator();
115 while (iterator->hasNext()) {
116 TunableSetting *setting = iterator->next();
122 int SearchTuner::getTunable(TunableParam param, TunableDesc *descriptor) {
123 TunableSetting setting(param);
124 TunableSetting *result = usedSettings.get(&setting);
125 if (result == NULL) {
126 result = settings.get(&setting);
127 if ( result == NULL) {
128 result = new TunableSetting(param);
129 uint value = descriptor->lowValue + (random() % (1 + descriptor->highValue - descriptor->lowValue));
130 result->setDecision(descriptor->lowValue, descriptor->highValue, descriptor->defaultValue, value);
131 settings.add(result);
133 usedSettings.add(result);
135 return result->selectedValue;
138 int SearchTuner::getVarTunable(VarType vartype, TunableParam param, TunableDesc *descriptor) {
139 return getVarTunable(vartype, 0, param, descriptor);
142 int SearchTuner::getVarTunable(VarType vartype1, VarType vartype2, TunableParam param, TunableDesc *descriptor) {
143 TunableSetting setting(vartype1, vartype2, param);
144 TunableSetting *result = usedSettings.get(&setting);
145 if (result == NULL) {
146 result = settings.get(&setting);
147 if ( result == NULL) {
149 TunableSetting(vartype1, vartype2, param);
150 uint value = descriptor->lowValue + (random() % (1 + descriptor->highValue - descriptor->lowValue));
151 result->setDecision(descriptor->lowValue, descriptor->highValue, descriptor->defaultValue, value);
152 settings.add(result);
154 usedSettings.add(result);
156 return result->selectedValue;
159 void SearchTuner::randomMutate() {
160 TunableSetting *randomSetting = settings.getRandomElement();
161 int range = randomSetting->highValue - randomSetting->lowValue;
162 int randomchoice = (random() % range) + randomSetting->lowValue;
163 if (randomchoice < randomSetting->selectedValue)
164 randomSetting->selectedValue = randomchoice;
166 randomSetting->selectedValue = randomchoice + 1;
167 model_print("&&&&&&&&Mutating&&&&&&&\n");
168 randomSetting->print();
169 model_print("&&&&&&&&&&&&&&&&&&&&&&&\n");
172 void SearchTuner::print() {
173 SetIteratorTunableSetting *iterator = settings.iterator();
174 while (iterator->hasNext()) {
175 TunableSetting *setting = iterator->next();
182 void SearchTuner::serialize() {
184 myfile.open (TUNEFILE, ios::out | ios::trunc);
185 SetIteratorTunableSetting *iterator = settings.iterator();
186 while (iterator->hasNext()) {
187 TunableSetting *setting = iterator->next();
188 myfile << *setting << endl;
194 void SearchTuner::printUsed() {
195 SetIteratorTunableSetting *iterator = usedSettings.iterator();
196 while (iterator->hasNext()) {
197 TunableSetting *setting = iterator->next();