70 static bool IsAcceptableTarget(Instruction *Inst, BasicBlock *SuccToSinkTo,  in IsAcceptableTarget()  argument
73   assert(SuccToSinkTo && "Candidate sink target is null");  in IsAcceptableTarget()
77   if (SuccToSinkTo->getTerminator()->isExceptionalTerminator())  in IsAcceptableTarget()
84   if (SuccToSinkTo->getUniquePredecessor() != Inst->getParent()) {  in IsAcceptableTarget()
92     if (!DT.dominates(Inst->getParent(), SuccToSinkTo))  in IsAcceptableTarget()
96     Loop *succ = LI.getLoopFor(SuccToSinkTo);  in IsAcceptableTarget()
131   BasicBlock *SuccToSinkTo = nullptr;  in SinkInstruction()  local
147     if (SuccToSinkTo)  in SinkInstruction()
148       SuccToSinkTo = DT.findNearestCommonDominator(SuccToSinkTo, UseBlock);  in SinkInstruction()
150       SuccToSinkTo = UseBlock;  in SinkInstruction()
152     if (!DT.dominates(BB, SuccToSinkTo))  in SinkInstruction()
156   if (SuccToSinkTo) {  in SinkInstruction()
159     while (SuccToSinkTo != BB &&  in SinkInstruction()
160            !IsAcceptableTarget(Inst, SuccToSinkTo, DT, LI))  in SinkInstruction()
161       SuccToSinkTo = DT.getNode(SuccToSinkTo)->getIDom()->getBlock();  in SinkInstruction()
162     if (SuccToSinkTo == BB)  in SinkInstruction()
163       SuccToSinkTo = nullptr;  in SinkInstruction()
167   if (!SuccToSinkTo)  in SinkInstruction()
172              SuccToSinkTo->printAsOperand(dbgs(), false); dbgs() << ")\n");  in SinkInstruction()
175   Inst->moveBefore(&*SuccToSinkTo->getFirstInsertionPt());  in SinkInstruction()