+// Renumber indexes locally after curItr was inserted, but failed to get a new
+// index.
+void SlotIndexes::renumberIndexes(IndexList::iterator curItr) {
+ // Number indexes with half the default spacing so we can catch up quickly.
+ const unsigned Space = SlotIndex::InstrDist/2;
+ assert((Space & 3) == 0 && "InstrDist must be a multiple of 2*NUM");
+
+ IndexList::iterator startItr = prior(curItr);
+ unsigned index = startItr->getIndex();
+ do {
+ curItr->setIndex(index += Space);
+ ++curItr;
+ // If the next index is bigger, we have caught up.
+ } while (curItr != indexList.end() && curItr->getIndex() <= index);
+
+ DEBUG(dbgs() << "\n*** Renumbered SlotIndexes " << startItr->getIndex() << '-'
+ << index << " ***\n");
+ ++NumLocalRenum;
+}
+
+
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)