Lines Matching defs:SecondI

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