summaryrefslogtreecommitdiffstatshomepage
path: root/src/emu/emumem.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/emu/emumem.h')
-rw-r--r--src/emu/emumem.h100
1 files changed, 52 insertions, 48 deletions
diff --git a/src/emu/emumem.h b/src/emu/emumem.h
index 1270d1e264a..e9a2fe0029a 100644
--- a/src/emu/emumem.h
+++ b/src/emu/emumem.h
@@ -156,6 +156,10 @@ using write64smo_delegate = device_delegate<void (u64)>;
namespace emu::detail {
+// TODO: replace with std::void_t when we move to C++17
+template <typename... T> struct void_wrapper { using type = void; };
+template <typename... T> using void_t = typename void_wrapper<T...>::type;
+
template <typename D, typename T, typename Enable = void> struct rw_device_class { };
template <typename D, typename T, typename Ret, typename... Params>
@@ -168,54 +172,54 @@ struct rw_device_class<D, Ret (*)(T &, Params...), std::enable_if_t<std::is_cons
template <typename D, typename T> using rw_device_class_t = typename rw_device_class<D, T>::type;
template <typename T, typename Enable = void> struct rw_delegate_type;
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read8_delegate, std::remove_reference_t<T> > > > { using type = read8_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read16_delegate, std::remove_reference_t<T> > > > { using type = read16_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read32_delegate, std::remove_reference_t<T> > > > { using type = read32_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read64_delegate, std::remove_reference_t<T> > > > { using type = read64_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read8m_delegate, std::remove_reference_t<T> > > > { using type = read8m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read16m_delegate, std::remove_reference_t<T> > > > { using type = read16m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read32m_delegate, std::remove_reference_t<T> > > > { using type = read32m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read64m_delegate, std::remove_reference_t<T> > > > { using type = read64m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read8s_delegate, std::remove_reference_t<T> > > > { using type = read8s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read16s_delegate, std::remove_reference_t<T> > > > { using type = read16s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read32s_delegate, std::remove_reference_t<T> > > > { using type = read32s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read64s_delegate, std::remove_reference_t<T> > > > { using type = read64s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read8sm_delegate, std::remove_reference_t<T> > > > { using type = read8sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read16sm_delegate, std::remove_reference_t<T> > > > { using type = read16sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read32sm_delegate, std::remove_reference_t<T> > > > { using type = read32sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read64sm_delegate, std::remove_reference_t<T> > > > { using type = read64sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read8mo_delegate, std::remove_reference_t<T> > > > { using type = read8mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read16mo_delegate, std::remove_reference_t<T> > > > { using type = read16mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read32mo_delegate, std::remove_reference_t<T> > > > { using type = read32mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read64mo_delegate, std::remove_reference_t<T> > > > { using type = read64mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read8smo_delegate, std::remove_reference_t<T> > > > { using type = read8smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read16smo_delegate, std::remove_reference_t<T> > > > { using type = read16smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read32smo_delegate, std::remove_reference_t<T> > > > { using type = read32smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<read64smo_delegate, std::remove_reference_t<T> > > > { using type = read64smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write8_delegate, std::remove_reference_t<T> > > > { using type = write8_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write16_delegate, std::remove_reference_t<T> > > > { using type = write16_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write32_delegate, std::remove_reference_t<T> > > > { using type = write32_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write64_delegate, std::remove_reference_t<T> > > > { using type = write64_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write8m_delegate, std::remove_reference_t<T> > > > { using type = write8m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write16m_delegate, std::remove_reference_t<T> > > > { using type = write16m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write32m_delegate, std::remove_reference_t<T> > > > { using type = write32m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write64m_delegate, std::remove_reference_t<T> > > > { using type = write64m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write8s_delegate, std::remove_reference_t<T> > > > { using type = write8s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write16s_delegate, std::remove_reference_t<T> > > > { using type = write16s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write32s_delegate, std::remove_reference_t<T> > > > { using type = write32s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write64s_delegate, std::remove_reference_t<T> > > > { using type = write64s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write8sm_delegate, std::remove_reference_t<T> > > > { using type = write8sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write16sm_delegate, std::remove_reference_t<T> > > > { using type = write16sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write32sm_delegate, std::remove_reference_t<T> > > > { using type = write32sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write64sm_delegate, std::remove_reference_t<T> > > > { using type = write64sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write8mo_delegate, std::remove_reference_t<T> > > > { using type = write8mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write16mo_delegate, std::remove_reference_t<T> > > > { using type = write16mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write32mo_delegate, std::remove_reference_t<T> > > > { using type = write32mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write64mo_delegate, std::remove_reference_t<T> > > > { using type = write64mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write8smo_delegate, std::remove_reference_t<T> > > > { using type = write8smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write16smo_delegate, std::remove_reference_t<T> > > > { using type = write16smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write32smo_delegate, std::remove_reference_t<T> > > > { using type = write32smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
-template <typename T> struct rw_delegate_type<T, std::void_t<rw_device_class_t<write64smo_delegate, std::remove_reference_t<T> > > > { using type = write64smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read8_delegate, std::remove_reference_t<T> > > > { using type = read8_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read16_delegate, std::remove_reference_t<T> > > > { using type = read16_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read32_delegate, std::remove_reference_t<T> > > > { using type = read32_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read64_delegate, std::remove_reference_t<T> > > > { using type = read64_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read8m_delegate, std::remove_reference_t<T> > > > { using type = read8m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read16m_delegate, std::remove_reference_t<T> > > > { using type = read16m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read32m_delegate, std::remove_reference_t<T> > > > { using type = read32m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read64m_delegate, std::remove_reference_t<T> > > > { using type = read64m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read8s_delegate, std::remove_reference_t<T> > > > { using type = read8s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read16s_delegate, std::remove_reference_t<T> > > > { using type = read16s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read32s_delegate, std::remove_reference_t<T> > > > { using type = read32s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read64s_delegate, std::remove_reference_t<T> > > > { using type = read64s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read8sm_delegate, std::remove_reference_t<T> > > > { using type = read8sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read16sm_delegate, std::remove_reference_t<T> > > > { using type = read16sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read32sm_delegate, std::remove_reference_t<T> > > > { using type = read32sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read64sm_delegate, std::remove_reference_t<T> > > > { using type = read64sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read8mo_delegate, std::remove_reference_t<T> > > > { using type = read8mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read16mo_delegate, std::remove_reference_t<T> > > > { using type = read16mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read32mo_delegate, std::remove_reference_t<T> > > > { using type = read32mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read64mo_delegate, std::remove_reference_t<T> > > > { using type = read64mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read8smo_delegate, std::remove_reference_t<T> > > > { using type = read8smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read16smo_delegate, std::remove_reference_t<T> > > > { using type = read16smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read32smo_delegate, std::remove_reference_t<T> > > > { using type = read32smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<read64smo_delegate, std::remove_reference_t<T> > > > { using type = read64smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write8_delegate, std::remove_reference_t<T> > > > { using type = write8_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write16_delegate, std::remove_reference_t<T> > > > { using type = write16_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write32_delegate, std::remove_reference_t<T> > > > { using type = write32_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write64_delegate, std::remove_reference_t<T> > > > { using type = write64_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write8m_delegate, std::remove_reference_t<T> > > > { using type = write8m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write16m_delegate, std::remove_reference_t<T> > > > { using type = write16m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write32m_delegate, std::remove_reference_t<T> > > > { using type = write32m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write64m_delegate, std::remove_reference_t<T> > > > { using type = write64m_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write8s_delegate, std::remove_reference_t<T> > > > { using type = write8s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write16s_delegate, std::remove_reference_t<T> > > > { using type = write16s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write32s_delegate, std::remove_reference_t<T> > > > { using type = write32s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write64s_delegate, std::remove_reference_t<T> > > > { using type = write64s_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write8sm_delegate, std::remove_reference_t<T> > > > { using type = write8sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write16sm_delegate, std::remove_reference_t<T> > > > { using type = write16sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write32sm_delegate, std::remove_reference_t<T> > > > { using type = write32sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write64sm_delegate, std::remove_reference_t<T> > > > { using type = write64sm_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write8mo_delegate, std::remove_reference_t<T> > > > { using type = write8mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write16mo_delegate, std::remove_reference_t<T> > > > { using type = write16mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write32mo_delegate, std::remove_reference_t<T> > > > { using type = write32mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write64mo_delegate, std::remove_reference_t<T> > > > { using type = write64mo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write8smo_delegate, std::remove_reference_t<T> > > > { using type = write8smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write16smo_delegate, std::remove_reference_t<T> > > > { using type = write16smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write32smo_delegate, std::remove_reference_t<T> > > > { using type = write32smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
+template <typename T> struct rw_delegate_type<T, void_t<rw_device_class_t<write64smo_delegate, std::remove_reference_t<T> > > > { using type = write64smo_delegate; using device_class = rw_device_class_t<type, std::remove_reference_t<T> >; };
template <typename T> using rw_delegate_type_t = typename rw_delegate_type<T>::type;
template <typename T> using rw_delegate_device_class_t = typename rw_delegate_type<T>::device_class;