Create hybrid runtime prop with compile time info

Author: Victor Lomuller

sycl/cmake/modules/UnifiedRuntimeTag.cmake

@@ -4,4 +4,4 @@
 # Date:   Thu Nov 7 11:43:19 2024 +0000
 #     Merge pull request #2233 from martygrant/martin/memory-cts-spec-gap-2
 #     Improvements to align CTS and Spec for Memory
-set(UNIFIED_RUNTIME_TAG 09ae26af4e4e4301177db704b3b109ecd388c846)
+set(UNIFIED_RUNTIME_TAG 09d658fe3dba98454e0eaec9cfac6cdfed7acbbf)

sycl/include/sycl/ext/oneapi/properties/properties.hpp

@@ -233,8 +233,7 @@ template <typename PropertiesT> class properties {
   template <typename PropertyT>
   static constexpr auto
   get_property(typename std::enable_if_t<
-                   detail::IsCompileTimeProperty<PropertyT>::value &&
-                   !detail::IsRuntimeProperty<PropertyT>::value> * = 0) {
+                   detail::IsCompileTimeProperty<PropertyT>::value> * = 0) {
     static_assert(has_property<PropertyT>(),
                   "Property list does not contain the requested property.");
     return detail::get_property<PropertyT, has_property<PropertyT>(),

sycl/include/sycl/ext/oneapi/properties/property.hpp

@@ -241,7 +241,6 @@ struct property_base : property_tag {
 
 struct property_key_base_tag {};
 struct compile_time_property_key_base_tag : property_key_base_tag {};
-struct run_time_property_key_base_tag : property_key_base_tag {};
 
 template <typename property_t, PropKind Kind_>
 struct run_time_property_key : property_key_base_tag,
@@ -273,7 +272,7 @@ template <typename PropertyT>
 struct IsRuntimeProperty
     : std::bool_constant<
           std::is_base_of_v<property_key_base_tag, PropertyT> &&
-          std::is_base_of_v<run_time_property_key_base_tag, PropertyT>> {};
+          !std::is_base_of_v<compile_time_property_key_base_tag, PropertyT>> {};
 
 // Trait for identifying compile-time properties.
 template <typename PropertyT>

sycl/include/sycl/ext/oneapi/work_group_scratch_memory.hpp

@@ -28,24 +28,18 @@ inline void *get_work_group_scratch_memory() {
 }
 
 // Property
-struct work_group_scratch_size_key
-    : ::sycl::ext::oneapi::experimental::detail::compile_time_property_key<
-          ::sycl::ext::oneapi::experimental::detail::WorkGroupStaticMem>,
-      property_value<work_group_scratch_size_key> {
-  using value_t = property_value<work_group_scratch_size_key>;
-};
-
 struct work_group_scratch_size
     : ::sycl::ext::oneapi::experimental::detail::run_time_property_key<
-          ::sycl::ext::oneapi::experimental::detail::WorkGroupStaticMem>,
-      work_group_scratch_size_key {
-  using value_t = work_group_scratch_size_key::value_t;
+          work_group_scratch_size,
+          ::sycl::ext::oneapi::experimental::detail::WorkGroupStaticMem> {
   // Runtime property part
   constexpr work_group_scratch_size(size_t bytes) : size(bytes) {}
 
   size_t size;
 };
 
+using work_group_scratch_size_key = work_group_scratch_size;
+
 template <> struct is_property_key<work_group_scratch_size> : std::true_type {};
 
 template <>