llvm/Support/Casting.h

31 template<typename From> struct simplify_type {
38 template<typename From> struct simplify_type<const From> {
39   typedef typename simplify_type<From>::SimpleType NonConstSimpleType;
40   typedef typename add_const_past_pointer<NonConstSimpleType>::type
42   typedef typename add_lvalue_reference_if_not_pointer<SimpleType>::type
52 template <typename To, typename From, typename Enabler = void>
60 template <typename To, typename From>
62                 typename enable_if<
69 template <typename To, typename From> struct isa_impl_cl {
75 template <typename To, typename From> struct isa_impl_cl<To, const From> {
81 template <typename To, typename From> struct isa_impl_cl<To, From*> {
88 template <typename To, typename From> struct isa_impl_cl<To, From*const> {
95 template <typename To, typename From> struct isa_impl_cl<To, const From*> {
102 template <typename To, typename From> struct isa_impl_cl<To, const From*const> {
109 template<typename To, typename From, typename SimpleFrom>
115       typename simplify_type<SimpleFrom>::SimpleType>::doit(
120 template<typename To, typename FromTy>
136                        typename simplify_type<const Y>::SimpleType>::doit(Val);
173   typedef typename cast_retty<To, SimpleFrom>::ret_type ret_type;
179   typedef typename cast_retty_impl<To,FromTy>::ret_type ret_type;
184   typedef typename cast_retty_wrap<To, From,
185                    typename simplify_type<From>::SimpleType>::ret_type ret_type;
193   static typename cast_retty<To, From>::ret_type doit(From &Val) {
195       typename simplify_type<SimpleFrom>::SimpleType>::doit(
202   static typename cast_retty<To, FromTy>::ret_type doit(const FromTy &Val) {
203     typename cast_retty<To, FromTy>::ret_type Res2
204      = (typename cast_retty<To, FromTy>::ret_type)const_cast<FromTy&>(Val);
211       is_same<X, typename simplify_type<X>::SimpleType>::value;
222 inline typename enable_if_c<!is_simple_type<Y>::value,
223                             typename cast_retty<X, const Y>::ret_type>::type
227       X, const Y, typename simplify_type<const Y>::SimpleType>::doit(Val);
231 inline typename cast_retty<X, Y>::ret_type cast(Y &Val) {
234                           typename simplify_type<Y>::SimpleType>::doit(Val);
238 inline typename cast_retty<X, Y *>::ret_type cast(Y *Val) {
241                           typename simplify_type<Y*>::SimpleType>::doit(Val);
248 inline typename cast_retty<X, Y*>::ret_type cast_or_null(Y *Val) {
264 inline typename enable_if_c<!is_simple_type<Y>::value,
265                             typename cast_retty<X, const Y>::ret_type>::type
271 inline typename cast_retty<X, Y>::ret_type dyn_cast(Y &Val) {
276 inline typename cast_retty<X, Y *>::ret_type dyn_cast(Y *Val) {
284 inline typename cast_retty<X, Y*>::ret_type dyn_cast_or_null(Y *Val) {