void SlotIndexes::renumberIndexes() {
// Renumber updates the index of every element of the index list.
// If all instrs in the function have been allocated an index (which has been
// placed in the index list in the order of instruction iteration) then the
// resulting numbering will match what would have been generated by the
// pass during the initial numbering of the function if the new instructions
// had been present.
functionSize = 0;
unsigned index = 0;
for (IndexListEntry *curEntry = front(); curEntry != getTail();
curEntry = curEntry->getNext()) {
curEntry->setIndex(index);
if (curEntry->getInstr() == 0) {
// MBB start entry. Just step index by 1.
index += SlotIndex::NUM;
}
else {
++functionSize;
unsigned Slots = curEntry->getInstr()->getDesc().getNumDefs();
if (Slots == 0)
Slots = 1;
index += (Slots + 1) * SlotIndex::NUM;
}
}
}
void SlotIndexes::renumberIndexes() {
// Renumber updates the index of every element of the index list.
DEBUG(dbgs() << "\n*** Renumbering SlotIndexes ***\n");
++NumGlobalRenum;
unsigned index = 0;
for (IndexListEntry *curEntry = front(); curEntry != getTail();
curEntry = curEntry->getNext()) {
curEntry->setIndex(index);
index += SlotIndex::InstrDist;
}
}
