emulation layer for cl_khr_unified_svm

Author: bashbaug

include/CL/opencl.hpp

@@ -1550,6 +1550,19 @@ inline cl_int getInfoHelper(Func f, cl_uint name, T* param, int, typename T::cl_
     F(cl_device_info, CL_DEVICE_CROSS_DEVICE_SHARED_MEM_CAPABILITIES_INTEL, cl_device_unified_shared_memory_capabilities_intel ) \
     F(cl_device_info, CL_DEVICE_SHARED_SYSTEM_MEM_CAPABILITIES_INTEL, cl_device_unified_shared_memory_capabilities_intel )
 
+#define CL_HPP_PARAM_NAME_CL_KHR_UNIFIED_SVM_(F) \
+    F(cl_platform_info, CL_PLATFORM_SVM_TYPE_CAPABILITIES_KHR, cl::vector<cl_svm_capabilities_khr>) \
+    \
+    F(cl_device_info, CL_DEVICE_SVM_TYPE_CAPABILITIES_KHR, cl::vector<cl_svm_capabilities_khr>) \
+    \
+    F(cl_svm_pointer_info_khr, CL_SVM_INFO_TYPE_INDEX_KHR, cl_uint) \
+    F(cl_svm_pointer_info_khr, CL_SVM_INFO_CAPABILITIES_KHR, cl_svm_capabilities_khr) \
+    F(cl_svm_pointer_info_khr, CL_SVM_INFO_PROPERTIES_KHR, cl::vector<cl_svm_alloc_properties_khr>) \
+    F(cl_svm_pointer_info_khr, CL_SVM_INFO_ACCESS_FLAGS_KHR, cl_svm_alloc_access_flags_khr) \
+    F(cl_svm_pointer_info_khr, CL_SVM_INFO_BASE_PTR_KHR, void*) \
+    F(cl_svm_pointer_info_khr, CL_SVM_INFO_SIZE_KHR, size_type) \
+    F(cl_svm_pointer_info_khr, CL_SVM_INFO_ASSOCIATED_DEVICE_HANDLE_KHR, cl::Device)
+
 template <typename enum_type, cl_int Name>
 struct param_traits {};
 
@@ -1828,6 +1841,10 @@ CL_HPP_DECLARE_PARAM_TRAITS_(cl_kernel_work_group_info, CL_KERNEL_SPILL_MEM_SIZE
 CL_HPP_PARAM_NAME_CL_INTEL_UNIFIED_SHARED_MEMORY_(CL_HPP_DECLARE_PARAM_TRAITS_)
 #endif // cl_intel_unified_shared_memory
 
+#if defined(cl_khr_unified_svm)
+CL_HPP_PARAM_NAME_CL_KHR_UNIFIED_SVM_(CL_HPP_DECLARE_PARAM_TRAITS_)
+#endif
+
 // Convenience functions
 
 template <typename Func, typename T>

layers/99_svmplusplus/CMakeLists.txt

@@ -0,0 +1,10 @@
+# Copyright (c) 2023 Ben Ashbaugh
+#
+# SPDX-License-Identifier: MIT
+
+add_opencl_layer(
+    NUMBER 99
+    TARGET SvmPlusPlus
+    VERSION 300
+    SOURCES main.cpp emulate.cpp emulate.h
+    LIBS OpenCLExt)