Lines Matching defs:SecondI

397 memoryIsNotModifiedBetween(Instruction *FirstI, Instruction *SecondI,
400   // Do a backwards scan through the CFG from SecondI to FirstI. Look for
401   // instructions which can modify the memory location accessed by SecondI.
413   BasicBlock::iterator SecondBBI(SecondI);
415   BasicBlock *SecondBB = SecondI->getParent();
417   if (auto *MemSet = dyn_cast<MemSetInst>(SecondI))
420     MemLoc = MemoryLocation::get(SecondI);
441       // Ignore instructions after SecondI if this is the first visit of SecondBB.
447       // In this case we also have to look at instructions after SecondI.
452       if (I->mayWriteToMemory() && I != SecondI)