Block API patch to do copy ctor of copied-in cxx objects in
copy helper function and dtor of copied cxx objects
in dispose helper functions. __block variables
TBD next.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@119011 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGClass.cpp b/lib/CodeGen/CGClass.cpp
index d5ecd9f..ae99e03 100644
--- a/lib/CodeGen/CGClass.cpp
+++ b/lib/CodeGen/CGClass.cpp
@@ -1151,6 +1151,64 @@
}
void
+CodeGenFunction::EmitSynthesizedCXXCopyCtorCall(const CXXConstructorDecl *D,
+ llvm::Value *This, llvm::Value *Src,
+ CallExpr::const_arg_iterator ArgBeg,
+ CallExpr::const_arg_iterator ArgEnd) {
+ if (D->isTrivial()) {
+ assert(ArgBeg + 1 == ArgEnd && "unexpected argcount for trivial ctor");
+ assert(D->isCopyConstructor() && "trivial 1-arg ctor not a copy ctor");
+ EmitAggregateCopy(This, Src, (*ArgBeg)->getType());
+ return;
+ }
+ llvm::Value *Callee = CGM.GetAddrOfCXXConstructor(D,
+ clang::Ctor_Complete);
+ assert(D->isInstance() &&
+ "Trying to emit a member call expr on a static method!");
+
+ const FunctionProtoType *FPT = D->getType()->getAs<FunctionProtoType>();
+
+ CallArgList Args;
+
+ // Push the this ptr.
+ Args.push_back(std::make_pair(RValue::get(This),
+ D->getThisType(getContext())));
+
+
+ // Push the src ptr.
+ QualType QT = *(FPT->arg_type_begin());
+ const llvm::Type *t = CGM.getTypes().ConvertType(QT);
+ Src = Builder.CreateBitCast(Src, t);
+ Args.push_back(std::make_pair(RValue::get(Src), QT));
+
+ // Skip over first argument (Src).
+ ++ArgBeg;
+ CallExpr::const_arg_iterator Arg = ArgBeg;
+ for (FunctionProtoType::arg_type_iterator I = FPT->arg_type_begin()+1,
+ E = FPT->arg_type_end(); I != E; ++I, ++Arg) {
+ assert(Arg != ArgEnd && "Running over edge of argument list!");
+ QualType ArgType = *I;
+ Args.push_back(std::make_pair(EmitCallArg(*Arg, ArgType),
+ ArgType));
+ }
+ // Either we've emitted all the call args, or we have a call to a
+ // variadic function.
+ assert((Arg == ArgEnd || FPT->isVariadic()) &&
+ "Extra arguments in non-variadic function!");
+ // If we still have any arguments, emit them using the type of the argument.
+ for (; Arg != ArgEnd; ++Arg) {
+ QualType ArgType = Arg->getType();
+ Args.push_back(std::make_pair(EmitCallArg(*Arg, ArgType),
+ ArgType));
+ }
+
+ QualType ResultType = FPT->getResultType();
+ EmitCall(CGM.getTypes().getFunctionInfo(ResultType, Args,
+ FPT->getExtInfo()),
+ Callee, ReturnValueSlot(), Args, D);
+}
+
+void
CodeGenFunction::EmitDelegateCXXConstructorCall(const CXXConstructorDecl *Ctor,
CXXCtorType CtorType,
const FunctionArgList &Args) {