105   bool checkArgumentUses(Value &Arg) const;
106   bool isOutArgumentCandidate(Argument &Arg) const;
136 bool AMDGPURewriteOutArguments::checkArgumentUses(Value &Arg) const {  in checkArgumentUses()
140   for (Use &U : Arg.uses()) {  in checkArgumentUses()
158       Type *SrcEltTy = Arg.getType()->getPointerElementType();  in checkArgumentUses()
189 bool AMDGPURewriteOutArguments::isOutArgumentCandidate(Argument &Arg) const {  in isOutArgumentCandidate()
191   PointerType *ArgTy = dyn_cast<PointerType>(Arg.getType());  in isOutArgumentCandidate()
196       Arg.hasByValAttr() || Arg.hasStructRetAttr() ||  in isOutArgumentCandidate()
201   return checkArgumentUses(Arg);  in isOutArgumentCandidate()
250   for (Argument &Arg : F.args()) {  in runOnFunction()
251     if (isOutArgumentCandidate(Arg)) {  in runOnFunction()
252       LLVM_DEBUG(dbgs() << "Found possible out argument " << Arg  in runOnFunction()
254       OutArgs.push_back(&Arg);  in runOnFunction()
398       Argument *Arg = ReturnPoint.first;  in runOnFunction()  local
400       Type *EltTy = Arg->getType()->getPointerElementType();  in runOnFunction()
434   for (Argument &Arg : F.args()) {  in runOnFunction()
435     if (OutArgIndexes.count(Arg.getArgNo())) {  in runOnFunction()
438       StubCallArgs.push_back(UndefValue::get(Arg.getType()));  in runOnFunction()
440       StubCallArgs.push_back(&Arg);  in runOnFunction()
449   for (Argument &Arg : F.args()) {  in runOnFunction()
450     if (!OutArgIndexes.count(Arg.getArgNo()))  in runOnFunction()
453     PointerType *ArgType = cast<PointerType>(Arg.getType());  in runOnFunction()
456     unsigned Align = Arg.getParamAlignment();  in runOnFunction()
464     Value *PtrVal = B.CreateBitCast(&Arg, PtrTy);  in runOnFunction()