/// @brief Determine if the call returns a structure.
bool isStructReturn() const;
+ /// @brief Determine if any call argument is an aggregate passed by value.
+ bool hasByValArgument() const;
+
/// getCalledFunction - Return the function being called by this instruction
/// if it is a direct call. If it is a call through a function pointer,
/// return null.
return paramHasAttr(1, ParamAttr::StructRet);
}
+/// @brief Determine if any call argument is an aggregate passed by value.
+bool CallInst::hasByValArgument() const {
+ const Value *Callee = getCalledValue();
+ const PointerType *CalleeTy = cast<PointerType>(Callee->getType());
+ const FunctionType *FTy = cast<FunctionType>(CalleeTy->getElementType());
+ for (unsigned i = 1, e = FTy->getNumParams()+1; i != e; ++i)
+ if (paramHasAttr(i, ParamAttr::ByVal))
+ return true;
+ return false;
+}
+
void CallInst::setDoesNotThrow(bool doesNotThrow) {
const ParamAttrsList *PAL = getParamAttrs();
if (doesNotThrow)