Lines Matching refs:PI
145 pred_iterator PI = pred_begin(H);
146 assert(PI != pred_end(H) &&
148 Backedge = *PI++;
149 if (PI == pred_end(H)) return nullptr; // dead loop
150 Incoming = *PI++;
151 if (PI != pred_end(H)) return nullptr; // multiple backedges?
339 for (pred_iterator PI = pred_begin(ExitBlocks[i]),
340 PE = pred_end(ExitBlocks[i]); PI != PE; ++PI)
341 if (!contains(*PI))
368 pred_iterator PI = pred_begin(*I);
369 BasicBlock *firstPred = *PI;
