Implement inner product on hip.
Fix indentation issues.
ADD
thrust/system/hip/detail/inner_product.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
+
+
+#if THRUST_DEVICE_COMPILER == THRUST_DEVICE_COMPILER_HCC
+#include <iterator>
+#include <thrust/system/hip/detail/reduce.h>
+#include <thrust/detail/minmax.h>
+#include <thrust/distance.h>
+
+// rocPRIM includes
+#include <rocprim/rocprim.hpp>
+
+BEGIN_NS_THRUST
+
+namespace hip_rocprim {
+
+template <class Derived,
+ class InputIt1,
+ class InputIt2,
+ class T,
+ class ReduceOp,
+ class ProductOp>
+T __host__ __device__
+inner_product(execution_policy<Derived> &policy,
+ InputIt1 first1,
+ InputIt1 last1,
+ InputIt2 first2,
+ T init,
+ ReduceOp reduce_op,
+ ProductOp product_op)
+{
+ typedef typename iterator_traits<InputIt1>::difference_type size_type;
+ size_type num_items = static_cast<size_type>(thrust::distance(first1, last1));
+ typedef transform_pair_of_input_iterators_t<T,
+ InputIt1,
+ InputIt2,
+ ProductOp>
+ binop_iterator_t;
+
+ return hip_rocprim::reduce_n(policy,
+ binop_iterator_t(first1, first2, product_op),
+ num_items,
+ init,
+ reduce_op);
+}
+
+template <class Derived,
+ class InputIt1,
+ class InputIt2,
+ class T>
+T __host__ __device__
+inner_product(execution_policy<Derived> &policy,
+ InputIt1 first1,
+ InputIt1 last1,
+ InputIt2 first2,
+ T init)
+{
+ return hip_rocprim::inner_product(policy,
+ first1,
+ last1,
+ first2,
+ init,
+ plus<T>(),
+ multiplies<T>());
+}
+
+} // namespace hip_rocprim
+
+END_NS_THRUST
+#endif

Implement inner product on hip.

Fix indentation issues.