private void addToMap(int id, int index) {
id = unwrap(myFactory.getValue(id)).getID();
int[] classes = myIdToEqClassesIndices.get(id);
if (classes == null) {
classes = new int[] {index};
myIdToEqClassesIndices.put(id, classes);
} else {
classes = ArrayUtil.append(classes, index);
myIdToEqClassesIndices.put(id, classes);
}
}
private void removeFromMap(int id, int index) {
id = unwrap(myFactory.getValue(id)).getID();
int[] classes = myIdToEqClassesIndices.get(id);
if (classes != null) {
int i = ArrayUtil.indexOf(classes, index);
if (i != -1) {
classes = ArrayUtil.remove(classes, i);
myIdToEqClassesIndices.put(id, classes);
}
}
}
private int getEqClassIndex(@NotNull final DfaValue dfaValue) {
final int id = unwrap(dfaValue).getID();
int[] classes = myIdToEqClassesIndices.get(id);
int result = -1;
if (classes != null) {
for (int index : classes) {
EqClass aClass = myEqClasses.get(index);
if (!aClass.contains(dfaValue.getID())) continue;
if (!canBeReused(dfaValue) && aClass.size() > 1) break;
result = index;
break;
}
}
return result;
}
void doFlush(@NotNull DfaVariableValue varPlain, boolean markUnknown) {
DfaVariableValue varNegated = varPlain.getNegatedValue();
final int idPlain = varPlain.getID();
final int idNegated = varNegated == null ? -1 : varNegated.getID();
int[] classes = myIdToEqClassesIndices.get(idPlain);
int[] negatedClasses = myIdToEqClassesIndices.get(idNegated);
int[] result =
ArrayUtil.mergeArrays(
ObjectUtils.notNull(classes, ArrayUtil.EMPTY_INT_ARRAY),
ObjectUtils.notNull(negatedClasses, ArrayUtil.EMPTY_INT_ARRAY));
int interruptCount = 0;
for (int varClassIndex : result) {
EqClass varClass = myEqClasses.get(varClassIndex);
if ((++interruptCount & 0xf) == 0) {
ProgressManager.checkCanceled();
}
varClass = new EqClass(varClass);
myEqClasses.set(varClassIndex, varClass);
for (int id : varClass.toNativeArray()) {
int idUnwrapped;
if (id == idPlain
|| id == idNegated
|| (idUnwrapped = unwrap(myFactory.getValue(id)).getID()) == idPlain
|| idUnwrapped == idNegated) {
varClass.removeValue(id);
}
}
if (varClass.isEmpty()) {
myEqClasses.set(varClassIndex, null);
for (TLongIterator iterator = myDistinctClasses.iterator(); iterator.hasNext(); ) {
long pair = iterator.next();
if (low(pair) == varClassIndex || high(pair) == varClassIndex) {
iterator.remove();
}
}
} else if (varClass.containsConstantsOnly()) {
for (TLongIterator iterator = myDistinctClasses.iterator(); iterator.hasNext(); ) {
long pair = iterator.next();
if (low(pair) == varClassIndex && myEqClasses.get(high(pair)).containsConstantsOnly()
|| high(pair) == varClassIndex
&& myEqClasses.get(low(pair)).containsConstantsOnly()) {
iterator.remove();
}
}
}
}
removeAllFromMap(idPlain);
removeAllFromMap(idNegated);
myVariableStates.remove(varPlain);
if (varNegated != null) {
myVariableStates.remove(varNegated);
}
if (markUnknown) {
myUnknownVariables.add(varPlain);
}
myCachedNonTrivialEqClasses = null;
myCachedDistinctClassPairs = null;
myCachedHash = null;
}