Add HIP.make with CUDA support

Still needs additional work for HIP via HCC.

.gitignore

@@ -6,6 +6,7 @@ acc-stream
 raja-stream
 kokkos-stream
 sycl-stream
+hip-stream
 
 *.o
 *.tar

HIP.make

@@ -0,0 +1,13 @@
+
+# TODO: HIP with HCC
+
+HIPCC = hipcc
+
+ifndef CUDA_PATH
+ifeq (,$(wildcard /usr/local/bin/nvcc))
+$(error /usr/local/bin/nvcc not found, set CUDA_PATH instead)
+endif
+endif
+
+hip-stream: main.cpp HIPStream.cu
+	$(HIPCC) $(CXXFLAGS) -std=c++11 -DHIP $^ $(EXTRA_FLAGS) -o $@