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+/*
+ * Copyright (c) 2023 Arm Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#if defined(__aarch64__)
+
+#ifndef ACL_SRC_CORE_NEON_KERNELS_NEREORDERKERNEL
+#define ACL_SRC_CORE_NEON_KERNELS_NEREORDERKERNEL
+
+#include "arm_compute/core/Types.h"
+
+#include "src/core/NEON/INEKernel.h"
+
+namespace arm_compute
+{
+
+/** Interface kernel to reorder tensor into blocked format. */
+class NEReorderKernel : public INEKernel
+{
+public:
+ const char *name() const override
+ {
+ return "NEReorderKernel";
+ }
+
+ /** Default constructor */
+ NEReorderKernel();
+ /** Prevent instances of this class from being copied (As this class contains pointers) */
+ NEReorderKernel(const NEReorderKernel &) = delete;
+ /** Prevent instances of this class from being copied (As this class contains pointers) */
+ NEReorderKernel &operator=(const NEReorderKernel &) = delete;
+ /** Allow instances of this class to be moved */
+ NEReorderKernel(NEReorderKernel &&) = default;
+ /** Allow instances of this class to be moved */
+ NEReorderKernel &operator=(NEReorderKernel &&) = default;
+ /** Default destructor */
+ ~NEReorderKernel() = default;
+
+ /** Initialise the kernel's input and outputs.
+ *
+ * @param[in] input Source tensor with 2 or 4 dimensions. Data types supported: F32.
+ * @param[out] output Destination tensor. Data type supported: same as @p input. Shape same as @p input expect last dimension which needs to be multiple of blocking parameter _ksize.
+ * @param[in] input_wf WeightFormat of input.
+ * @param[in] output_wf WeightFormat of output.
+ */
+ void configure(const ITensor *input,
+ ITensor *output,
+ arm_compute::WeightFormat input_wf,
+ arm_compute::WeightFormat output_wf);
+
+ /** Static function to check if given info will lead to a valid configuration of @ref NEReorderKernel
+ *
+ * @param[in] input Source tensor with 2 or 4 dimensions. Data types supported: F32.
+ * @param[in] output Destination tensor. Data type supported: same as @p input. Shape same as @p input expect last dimension which needs to be multiple of blocking parameter _ksize.
+ * @param[in] input_wf WeightFormat of input.
+ * @param[in] output_wf WeightFormat of output.
+ *
+ * @return a status
+ */
+ static Status validate(const ITensorInfo *input,
+ const ITensorInfo *output,
+ arm_compute::WeightFormat input_wf,
+ arm_compute::WeightFormat output_wf);
+
+ // Inherited methods overridden:
+ void run(const Window &window, const ThreadInfo &info) override;
+
+ /*****************************************************************************/
+
+private:
+ const ITensor *_input{nullptr}; // Input tensor
+ ITensor *_output{nullptr}; // Output tensor
+ int32_t _ksize{0}; // Blocking parameter, how many rows kernel reorders on each call
+ int32_t _kmax{0}; // Rows in input tensor
+ int32_t _xmax{0}; // Columns in input tensor
+ WeightFormat _input_wf{WeightFormat::UNSPECIFIED}; // WeightFormat of input tensor
+ WeightFormat _output_wf{WeightFormat::UNSPECIFIED}; // WeightFormat of output tensor
+};
+
+} // namespace arm_compute
+#endif /* ACL_SRC_CORE_NEON_KERNELS_NEREORDERKERNEL */
+
+#endif // defined(__aarch64__)