Lines Matching defs:IDom

872       // If BB has multiple predecessors, get last definition from IDom.
879         if (auto *IDom = DT.getNode(BB)->getIDom())
880           if (IDom->getBlock() != BB) {
881             BB = IDom->getBlock();
897   // Get nearest IDom given a set of blocks.
1067     assert(PrevIDom && "Previous IDom should exists");
1135                 auto *IDom = DT.getNode(DominatedBlock)->getIDom();
1136                 assert(IDom && "Block must have a valid IDom.");
1137                 U.set(GetLastDef(IDom->getBlock()));