Reorganize files, Part 1 (#119)

* delete obselete files

* move files

* build

* update cmake

* update cmake

* fix build

* reorg examples

* update cmake for example and test

include/ck/utility/amd_address_space.hpp

@@ -0,0 +1,44 @@
+#ifndef CK_AMD_ADDRESS_SPACE_HPP
+#define CK_AMD_ADDRESS_SPACE_HPP
+
+#include "config.hpp"
+#include "c_style_pointer_cast.hpp"
+
+// Address Space for AMDGCN
+// https://llvm.org/docs/AMDGPUUsage.html#address-space
+
+namespace ck {
+
+enum AddressSpaceEnum_t
+{
+    Generic,
+    Global,
+    Lds,
+    Sgpr,
+    Vgpr,
+};
+
+template <typename T>
+__device__ T* cast_pointer_to_generic_address_space(T CONSTANT* p)
+{
+    // cast a pointer in "Constant" address space (4) to "Generic" address space (0)
+    // only c-style pointer cast seems be able to be compiled
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wold-style-cast"
+    return (T*)p; // NOLINT(old-style-cast)
+#pragma clang diagnostic pop
+}
+
+template <typename T>
+__host__ __device__ T CONSTANT* cast_pointer_to_constant_address_space(T* p)
+{
+    // cast a pointer in "Generic" address space (0) to "Constant" address space (4)
+    // only c-style pointer cast seems be able to be compiled
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wold-style-cast"
+    return (T CONSTANT*)p; // NOLINT(old-style-cast)
+#pragma clang diagnostic pop
+}
+
+} // namespace ck
+#endif