+static CallInst *createCallHelper(Value *Callee, ArrayRef<Value *> Ops,
+ IRBuilderBase *Builder) {
+ CallInst *CI = CallInst::Create(Callee, Ops, "");
+ Builder->GetInsertBlock()->getInstList().insert(Builder->GetInsertPoint(),CI);
+ Builder->SetInstDebugLocation(CI);
+ return CI;
+}
+
+CallInst *IRBuilderBase::
+CreateMemSet(Value *Ptr, Value *Val, Value *Size, unsigned Align,
+ bool isVolatile, MDNode *TBAATag) {
+ Ptr = getCastedInt8PtrValue(Ptr);
+ Value *Ops[] = { Ptr, Val, Size, getInt32(Align), getInt1(isVolatile) };
+ Type *Tys[] = { Ptr->getType(), Size->getType() };
+ Module *M = BB->getParent()->getParent();
+ Value *TheFn = Intrinsic::getDeclaration(M, Intrinsic::memset, Tys);
+
+ CallInst *CI = createCallHelper(TheFn, Ops, this);
+
+ // Set the TBAA info if present.
+ if (TBAATag)
+ CI->setMetadata(LLVMContext::MD_tbaa, TBAATag);
+
+ return CI;
+}
+
+CallInst *IRBuilderBase::
+CreateMemCpy(Value *Dst, Value *Src, Value *Size, unsigned Align,
+ bool isVolatile, MDNode *TBAATag) {
+ Dst = getCastedInt8PtrValue(Dst);
+ Src = getCastedInt8PtrValue(Src);
+
+ Value *Ops[] = { Dst, Src, Size, getInt32(Align), getInt1(isVolatile) };
+ Type *Tys[] = { Dst->getType(), Src->getType(), Size->getType() };
+ Module *M = BB->getParent()->getParent();
+ Value *TheFn = Intrinsic::getDeclaration(M, Intrinsic::memcpy, Tys);
+
+ CallInst *CI = createCallHelper(TheFn, Ops, this);
+
+ // Set the TBAA info if present.
+ if (TBAATag)
+ CI->setMetadata(LLVMContext::MD_tbaa, TBAATag);
+
+ return CI;
+}
+
+CallInst *IRBuilderBase::
+CreateMemMove(Value *Dst, Value *Src, Value *Size, unsigned Align,
+ bool isVolatile, MDNode *TBAATag) {
+ Dst = getCastedInt8PtrValue(Dst);
+ Src = getCastedInt8PtrValue(Src);
+
+ Value *Ops[] = { Dst, Src, Size, getInt32(Align), getInt1(isVolatile) };
+ Type *Tys[] = { Dst->getType(), Src->getType(), Size->getType() };
+ Module *M = BB->getParent()->getParent();
+ Value *TheFn = Intrinsic::getDeclaration(M, Intrinsic::memmove, Tys);
+
+ CallInst *CI = createCallHelper(TheFn, Ops, this);
+
+ // Set the TBAA info if present.
+ if (TBAATag)
+ CI->setMetadata(LLVMContext::MD_tbaa, TBAATag);
+
+ return CI;
+}
+
+CallInst *IRBuilderBase::CreateLifetimeStart(Value *Ptr, ConstantInt *Size) {
+ assert(isa<PointerType>(Ptr->getType()) &&
+ "lifetime.start only applies to pointers.");
+ Ptr = getCastedInt8PtrValue(Ptr);
+ if (!Size)
+ Size = getInt64(-1);
+ else
+ assert(Size->getType() == getInt64Ty() &&
+ "lifetime.start requires the size to be an i64");
+ Value *Ops[] = { Size, Ptr };
+ Module *M = BB->getParent()->getParent();
+ Value *TheFn = Intrinsic::getDeclaration(M, Intrinsic::lifetime_start);
+ return createCallHelper(TheFn, Ops, this);
+}
+
+CallInst *IRBuilderBase::CreateLifetimeEnd(Value *Ptr, ConstantInt *Size) {
+ assert(isa<PointerType>(Ptr->getType()) &&
+ "lifetime.end only applies to pointers.");
+ Ptr = getCastedInt8PtrValue(Ptr);
+ if (!Size)
+ Size = getInt64(-1);
+ else
+ assert(Size->getType() == getInt64Ty() &&
+ "lifetime.end requires the size to be an i64");
+ Value *Ops[] = { Size, Ptr };
+ Module *M = BB->getParent()->getParent();
+ Value *TheFn = Intrinsic::getDeclaration(M, Intrinsic::lifetime_end);
+ return createCallHelper(TheFn, Ops, this);