HIP backend: Copy cross_system.h from CUDA backend
ADD
thrust/system/hip/detail/cross_system.h
+/******************************************************************************
+ * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of the NVIDIA CORPORATION nor the
+ * names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************/
+#pragma once
+
+#include <thrust/system/cuda/detail/cross_system.h>
+
+BEGIN_NS_THRUST
+namespace hip_rocprim {
+
+ using ::thrust::cuda_cub::cross_system;
+ using ::thrust::cuda_cub::select_system;
+
+// STREAMHPC Remove that code below or stop using cross_system, select_system from CUDA backend
+
+// template <class Sys1, class Sys2>
+// struct cross_system : thrust::execution_policy<cross_system<Sys1, Sys2> >
+// {
+// typedef thrust::execution_policy<Sys1> policy1;
+// typedef thrust::execution_policy<Sys2> policy2;
+
+// policy1 &sys1;
+// policy2 &sys2;
+
+// inline __host__ __device__
+// cross_system(policy1 &sys1, policy2 &sys2) : sys1(sys1), sys2(sys2) {}
+
+// __host__ __device__ inline cross_system<Sys2, Sys1>
+// rotate() const
+// {
+// return cross_system<Sys2, Sys1>(sys2, sys1);
+// }
+// };
+
+// // host interop: (device,host)
+// template <class Sys1, class Sys2>
+// __host__ __device__ inline cross_system<Sys1, Sys2>
+// select_system(execution_policy<Sys1> const & sys1,
+// thrust::cpp::execution_policy<Sys2> const &sys2)
+// {
+// thrust::execution_policy<Sys1> & non_const_sys1 = const_cast<execution_policy<Sys1> &>(sys1);
+// thrust::cpp::execution_policy<Sys2> &non_const_sys2 = const_cast<thrust::cpp::execution_policy<Sys2> &>(sys2);
+// return cross_system<Sys1, Sys2>(non_const_sys1, non_const_sys2);
+// }
+
+// // host interop: (host,device)
+// template <class Sys1, class Sys2>
+// __host__ __device__ inline cross_system<Sys1, Sys2>
+// select_system(const thrust::cpp::execution_policy<Sys1> &sys1, execution_policy<Sys2> &sys2)
+// {
+// thrust::cpp::execution_policy<Sys1> &non_const_sys1 = const_cast<thrust::cpp::execution_policy<Sys1> &>(sys1);
+// thrust::execution_policy<Sys2> & non_const_sys2 = const_cast<execution_policy<Sys2> &>(sys2);
+// return cross_system<Sys1, Sys2>(non_const_sys1, non_const_sys2);
+// }
+
+} // namespace hip_rocprim
+END_NS_THRUST
+

HIP backend: Copy cross_system.h from CUDA backend