43   auto *FirstInst = cast<Instruction>(PN.getIncomingValue(0));  in PHIArgMergedDebugLoc()  local
44   Inst->setDebugLoc(FirstInst->getDebugLoc());  in PHIArgMergedDebugLoc()
382   Instruction *FirstInst = cast<Instruction>(PN.getIncomingValue(0));  in foldPHIArgBinOpIntoPHI()  local
383   assert(isa<BinaryOperator>(FirstInst) || isa<CmpInst>(FirstInst));  in foldPHIArgBinOpIntoPHI()
384   unsigned Opc = FirstInst->getOpcode();  in foldPHIArgBinOpIntoPHI()
385   Value *LHSVal = FirstInst->getOperand(0);  in foldPHIArgBinOpIntoPHI()
386   Value *RHSVal = FirstInst->getOperand(1);  in foldPHIArgBinOpIntoPHI()
403       if (CI->getPredicate() != cast<CmpInst>(FirstInst)->getPredicate())  in foldPHIArgBinOpIntoPHI()
420   Value *InLHS = FirstInst->getOperand(0);  in foldPHIArgBinOpIntoPHI()
421   Value *InRHS = FirstInst->getOperand(1);  in foldPHIArgBinOpIntoPHI()
425                              FirstInst->getOperand(0)->getName() + ".pn");  in foldPHIArgBinOpIntoPHI()
433                              FirstInst->getOperand(1)->getName() + ".pn");  in foldPHIArgBinOpIntoPHI()
454   if (CmpInst *CIOp = dyn_cast<CmpInst>(FirstInst)) {  in foldPHIArgBinOpIntoPHI()
461   BinaryOperator *BinOp = cast<BinaryOperator>(FirstInst);  in foldPHIArgBinOpIntoPHI()
475   GetElementPtrInst *FirstInst =cast<GetElementPtrInst>(PN.getIncomingValue(0));  in foldPHIArgGEPIntoPHI()  local
477   SmallVector<Value*, 16> FixedOperands(FirstInst->op_begin(),  in foldPHIArgGEPIntoPHI()
478                                         FirstInst->op_end());  in foldPHIArgGEPIntoPHI()
494     if (!GEP || !GEP->hasOneUser() || GEP->getType() != FirstInst->getType() ||  in foldPHIArgGEPIntoPHI()
495         GEP->getNumOperands() != FirstInst->getNumOperands())  in foldPHIArgGEPIntoPHI()
507     for (unsigned op = 0, e = FirstInst->getNumOperands(); op != e; ++op) {  in foldPHIArgGEPIntoPHI()
508       if (FirstInst->getOperand(op) == GEP->getOperand(op))  in foldPHIArgGEPIntoPHI()
516       if (isa<ConstantInt>(FirstInst->getOperand(op)) ||  in foldPHIArgGEPIntoPHI()
520       if (FirstInst->getOperand(op)->getType() !=GEP->getOperand(op)->getType())  in foldPHIArgGEPIntoPHI()
551     Value *FirstOp = FirstInst->getOperand(i);  in foldPHIArgGEPIntoPHI()
577       GetElementPtrInst::Create(FirstInst->getSourceElementType(), Base,  in foldPHIArgGEPIntoPHI()
824   Instruction *FirstInst = cast<Instruction>(PN.getIncomingValue(0));  in foldPHIArgOpIntoPHI()  local
826   if (isa<GetElementPtrInst>(FirstInst))  in foldPHIArgOpIntoPHI()
828   if (isa<LoadInst>(FirstInst))  in foldPHIArgOpIntoPHI()
830   if (isa<InsertValueInst>(FirstInst))  in foldPHIArgOpIntoPHI()
832   if (isa<ExtractValueInst>(FirstInst))  in foldPHIArgOpIntoPHI()
842   if (isa<CastInst>(FirstInst)) {  in foldPHIArgOpIntoPHI()
843     CastSrcTy = FirstInst->getOperand(0)->getType();  in foldPHIArgOpIntoPHI()
851   } else if (isa<BinaryOperator>(FirstInst) || isa<CmpInst>(FirstInst)) {  in foldPHIArgOpIntoPHI()
854     ConstantOp = dyn_cast<Constant>(FirstInst->getOperand(1));  in foldPHIArgOpIntoPHI()
864     if (!I || !I->hasOneUser() || !I->isSameOperationAs(FirstInst))  in foldPHIArgOpIntoPHI()
876   PHINode *NewPN = PHINode::Create(FirstInst->getOperand(0)->getType(),  in foldPHIArgOpIntoPHI()
880   Value *InVal = FirstInst->getOperand(0);  in foldPHIArgOpIntoPHI()
903   if (CastInst *FirstCI = dyn_cast<CastInst>(FirstInst)) {  in foldPHIArgOpIntoPHI()
910   if (BinaryOperator *BinOp = dyn_cast<BinaryOperator>(FirstInst)) {  in foldPHIArgOpIntoPHI()
921   CmpInst *CIOp = cast<CmpInst>(FirstInst);  in foldPHIArgOpIntoPHI()