86   bool checkArgumentUses(Value &Arg) const;
87   bool isOutArgumentCandidate(Argument &Arg) const;
117 bool AMDGPURewriteOutArguments::checkArgumentUses(Value &Arg) const {  in checkArgumentUses()
121   for (Use &U : Arg.uses()) {  in checkArgumentUses()
139       Type *SrcEltTy = Arg.getType()->getPointerElementType();  in checkArgumentUses()
170 bool AMDGPURewriteOutArguments::isOutArgumentCandidate(Argument &Arg) const {  in isOutArgumentCandidate()
172   PointerType *ArgTy = dyn_cast<PointerType>(Arg.getType());  in isOutArgumentCandidate()
177       Arg.hasByValAttr() || Arg.hasStructRetAttr() ||  in isOutArgumentCandidate()
182   return checkArgumentUses(Arg);  in isOutArgumentCandidate()
231   for (Argument &Arg : F.args()) {  in runOnFunction()
232     if (isOutArgumentCandidate(Arg)) {  in runOnFunction()
233       LLVM_DEBUG(dbgs() << "Found possible out argument " << Arg  in runOnFunction()
235       OutArgs.push_back(&Arg);  in runOnFunction()
380       Argument *Arg = ReturnPoint.first;  in runOnFunction()  local
382       Type *EltTy = Arg->getType()->getPointerElementType();  in runOnFunction()
415   for (Argument &Arg : F.args()) {  in runOnFunction()
416     if (OutArgIndexes.count(Arg.getArgNo())) {  in runOnFunction()
419       StubCallArgs.push_back(UndefValue::get(Arg.getType()));  in runOnFunction()
421       StubCallArgs.push_back(&Arg);  in runOnFunction()
430   for (Argument &Arg : F.args()) {  in runOnFunction()
431     if (!OutArgIndexes.count(Arg.getArgNo()))  in runOnFunction()
434     PointerType *ArgType = cast<PointerType>(Arg.getType());  in runOnFunction()
438         DL->getValueOrABITypeAlignment(Arg.getParamAlign(), EltTy);  in runOnFunction()
444     Value *PtrVal = B.CreateBitCast(&Arg, PtrTy);  in runOnFunction()