Lines Matching defs:PH

624     // Splice it into the old PH to gate reaching the new preheader and re-point
1572   // the unswitched loop. If we never formed a loop, the cloned PH is one of
1599     // Walk the CFG back until we hit the cloned PH adding everything reachable
1799   auto *PH = L.getLoopPreheader();
1809     if (Pred == PH)
1910   auto *PH = L.getLoopPreheader();
1938       IL->getBlocksSet().erase(PH);
1942         return BB == PH || L.contains(BB);
1946     LI.changeLoopFor(PH, ParentL);
1966     UnloopedBlocks.insert(PH);
2009     // Walk the CFG back until we hit the cloned PH adding everything reachable
2015       if (BB == PH)