void
QmcMetric::setupIndom(pmMetricSpec *metricSpec)
{
int i, j;
QmcIndom *indomPtr = indom();
if (!hasIndom()) {
if (metricSpec->ninst > 0) {
my.status = PM_ERR_INST;
dumpErr(metricSpec->inst[0]);
}
else
setupValues(1);
}
else if (metricSpec->ninst) {
Q_ASSERT(hasInstances());
setupValues(metricSpec->ninst);
for (i = 0 ; i < metricSpec->ninst && my.status >= 0; i++) {
j = indomPtr->lookup(metricSpec->inst[i]);
if (j >= 0)
my.values[i].setInstance(j);
else {
my.status = PM_ERR_INST;
my.values[i].setInstance(PM_ERR_INST);
dumpErr(metricSpec->inst[i]);
}
}
my.explicitInst = true;
}
else {
Q_ASSERT(hasInstances());
if (my.active) {
setupValues(indomPtr->numActiveInsts());
indomPtr->refAll(my.active);
for (i = 0, j = 0; i < indomPtr->listLen(); i++)
if (!indomPtr->nullInst(i) && indomPtr->activeInst(i))
my.values[j++].setInstance(i);
}
else {
setupValues(indomPtr->numInsts());
indomPtr->refAll(my.active);
for (i = 0, j = 0; i < indomPtr->listLen(); i++)
if (!indomPtr->nullInst(i))
my.values[j++].setInstance(i);
}
}
}
bool
QmcMetric::updateIndom(void)
{
int i = 0, j, oldNum = numInst(), newNum, newInst;
QmcIndom *indomPtr = indom();
if (status() < 0 || !hasIndom())
return false;
if (indomPtr->changed())
indomPtr->update();
my.explicitInst = false;
newNum = my.active ? indomPtr->numActiveInsts() : indomPtr->numInsts();
// If the number of instances are the same then we know that no
// modifications to the metric instance list is required as these
// instances are all referenced in the indom
//
// If the instance list is only active instances, then we need to
// check all the instances as the number may be the same
//
if (newNum == oldNum) {
if (my.active) {
for (i = 0; i < my.values.size(); i++)
if (!indomPtr->activeInst(my.values[i].instance()))
break;
}
if (!my.active || i == my.values.size()) {
if (pmDebug & DBG_TRACE_INDOM) {
QTextStream cerr(stderr);
cerr << "QmcMetric::updateIndom: No change required" << endl;
}
return false;
}
}
// Duplicate the current values
// Replace the old index into the indom instance list with the
// internal instance identifiers so that these can be correlated
// if the order of instances changes
QList<QmcMetricValue> oldValues = my.values;
for (i = 0; i < oldNum; i++) {
oldValues[i].setInstance(indomPtr->inst(my.values[i].instance()));
indomPtr->removeRef(my.values[i].instance());
}
setupValues(newNum);
indomPtr->refAll(my.active);
if (my.active) {
for (i = 0, j = 0; i < indomPtr->listLen(); i++)
if (!indomPtr->nullInst(i) && indomPtr->activeInst(i))
my.values[j++].setInstance(i);
}
else {
for (i = 0, j = 0; i < indomPtr->listLen(); i++)
if (!indomPtr->nullInst(i))
my.values[j++].setInstance(i);
}
// Copy values of instances that have not gone away
// Note that their position may have changed
for (i = 0; i < my.values.size(); i++) {
if (i < oldValues.size() &&
indomPtr->inst(my.values[i].instance()) ==
oldValues[i].instance()) {
newInst = my.values[i].instance();
my.values[i] = oldValues[i];
my.values[i].setInstance(newInst);
continue;
}
for (j = 0; j < oldValues.size(); j++)
if (indomPtr->inst(my.values[i].instance()) ==
oldValues[j].instance()) {
newInst = my.values[i].instance();
my.values[i] = oldValues[j];
my.values[i].setInstance(newInst);
break;
}
// Need to set all error flags to avoid problems with rate conversion
if (j == oldValues.size())
my.values[i].setAllErrors(PM_ERR_VALUE);
}
if (pmDebug & DBG_TRACE_PMC) {
QTextStream cerr(stderr);
cerr << "QmcMetric::updateIndom: " << spec(true) << ": Had "
<< oldNum << " instances, now have " << numInst() << endl;
}
indomPtr->update();
return true;
}
