[ROCm] Support GLOO on Windows (#461)

Author: jammm

cmake/Dependencies.cmake

@@ -140,15 +140,17 @@ if(USE_ROCM)
   include(cmake/Hip.cmake)
   if(HAVE_HIP)
     include(cmake/Hipify.cmake)
-    list(APPEND HIP_CXX_FLAGS -fPIC)
     list(APPEND HIP_CXX_FLAGS -D__HIP_PLATFORM_HCC__=1)
     list(APPEND HIP_CXX_FLAGS -DCUDA_HAS_FP16=1)
     list(APPEND HIP_CXX_FLAGS -D__HIP_NO_HALF_OPERATORS__=1)
     list(APPEND HIP_CXX_FLAGS -D__HIP_NO_HALF_CONVERSIONS__=1)
     list(APPEND HIP_CXX_FLAGS -DHIP_VERSION=${HIP_VERSION_MAJOR})
-    list(APPEND HIP_CXX_FLAGS -Wno-shift-count-negative)
-    list(APPEND HIP_CXX_FLAGS -Wno-shift-count-overflow)
-    list(APPEND HIP_CXX_FLAGS -Wno-duplicate-decl-specifier)
+    if(NOT WIN32)
+      list(APPEND HIP_CXX_FLAGS -fPIC)
+      list(APPEND HIP_CXX_FLAGS -Wno-shift-count-negative)
+      list(APPEND HIP_CXX_FLAGS -Wno-shift-count-overflow)
+      list(APPEND HIP_CXX_FLAGS -Wno-duplicate-decl-specifier)
+    endif()
     list(APPEND HIP_CXX_FLAGS -DUSE_MIOPEN)
 
     set(HIP_CLANG_FLAGS ${HIP_CXX_FLAGS})

cmake/Hipify.cmake

@@ -9,8 +9,10 @@ endfunction(prepend)
 set(HIPIFY_SCRIPTS_DIR ${PROJECT_SOURCE_DIR}/tools/amd_build)
 file(GLOB HIPIFY_SCRIPTS ${HIPIFY_SCRIPTS_DIR}/*.py)
 set(HIPIFY_OUTPUT_ROOT_DIR ${PROJECT_BINARY_DIR}/hip)
+
+find_package (Python3 COMPONENTS Interpreter)
 set(HIPIFY_COMMAND
-  ${HIPIFY_SCRIPTS_DIR}/build_amd.py
+  ${Python3_EXECUTABLE} ${HIPIFY_SCRIPTS_DIR}/build_amd.py
   --project-directory ${PROJECT_SOURCE_DIR}
   --output-directory ${HIPIFY_OUTPUT_ROOT_DIR}
 )