Update CMake for Windows DLL and rocRAND (#200)

* define compile/link line for windows DLL and update cmake for new rocRAND backend

* add UNIX check for all rng backend

Author: mcao59

CMakeLists.txt

@@ -145,6 +145,10 @@ if(WIN32 AND ONEMKL_SYCL_IMPLEMENTATION STREQUAL "dpc++")
   set(CMAKE_CXX_COMPILE_OBJECT "<CMAKE_CXX_COMPILER> -fsycl /nologo <DEFINES> <INCLUDES> /EHsc <FLAGS> /Fo<OBJECT> -c <SOURCE>")
   set(CMAKE_CXX_CREATE_STATIC_LIBRARY "lib /nologo <OBJECTS> /out:<TARGET>")
   set(CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_CXX_COMPILER> -fsycl /nologo <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
+  find_library(MKL_SYCL_LIB NAMES mkl_sycl
+    HINTS $ENV{MKLROOT} ${MKL_ROOT}
+    PATH_SUFFIXES lib/intel64)
+  set(CMAKE_CXX_CREATE_SHARED_LIBRARY "<CMAKE_CXX_COMPILER> -fsycl /nologo <OBJECTS> ${MKL_SYCL_LIB} /link /out:<TARGET> /implib:<TARGET_IMPLIB> /pdb:<TARGET_PDB> /dll /version:<TARGET_VERSION_MAJOR>.<TARGET_VERSION_MINOR> <LINK_FLAGS> <LINK_LIBRARIES>")
 endif()
 
 # Temporary disable sycl 2020 deprecations warnings for cuBLAS and cuSOLVER

examples/rng/run_time_dispatching/CMakeLists.txt

@@ -29,12 +29,16 @@ set(DEVICE_FILTERS "")
 if(ENABLE_MKLCPU_BACKEND)
   list(APPEND DEVICE_FILTERS "cpu")
 endif()
-if(ENABLE_MKLGPU_BACKEND)
+# RNG only supports mklcpu backend on Windows
+if(UNIX AND ENABLE_MKLGPU_BACKEND)
   list(APPEND DEVICE_FILTERS "gpu")
 endif()
-if(ENABLE_CURAND_BACKEND)
+if(UNIX AND ENABLE_CURAND_BACKEND)
   list(APPEND DEVICE_FILTERS "cuda:gpu")
 endif()
+if(UNIX AND ENABLE_ROCRAND_BACKEND)
+  list(APPEND DEVICE_FILTERS "hip:gpu")
+endif()
 
 message(STATUS "SYCL_DEVICE_FILTER will be set to the following value(s): [${DEVICE_FILTERS}] for run-time dispatching examples")