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+/*
+ * Copyright (c) 2017 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.
+ */
+#ifndef __ARM_COMPUTE_NEGEMMINTERLEAVEBLOCKEDKERNEL_H__
+#define __ARM_COMPUTE_NEGEMMINTERLEAVEBLOCKEDKERNEL_H__
+
+#include "arm_compute/core/NEON/INESimpleKernel.h"
+
+namespace arm_compute
+{
+class ITensor;
+
+/** NEON kernel to interleave the elements of a matrix
+ *
+ * Interleave_Blocked copies a block of values at a time instead of just one. The main use of this is the gemmlowp with the "dot product"
+ * instruction, where each operation consumes 4 values, so we need to copy blocks of 4 values.
+ *
+ */
+class NEGEMMInterleaveBlockedKernel : public INESimpleKernel
+{
+public:
+ /* Constructor */
+ NEGEMMInterleaveBlockedKernel();
+ /** Initialise the kernel's input and output.
+ *
+ * @param[in] input Input tensor. Data types supported: U8
+ * @param[out] output Output tensor which stores the interleaved matrix. Data type supported: same as @p input.
+ * @param[in] block_height The height of the blocks to be interleaved.
+ * @param[in] block_width The width of the blocks to be interleved.
+ * @param[in] transpose True if transpose operation must be performed, false otherwise.
+ */
+ void configure(const ITensor *input, ITensor *output, unsigned int block_height, unsigned int block_width, bool transpose);
+
+ // Inherited methods overridden:
+ void run(const Window &window, const ThreadInfo &info) override;
+
+private:
+ unsigned int _block_height;
+ unsigned int _block_width;
+ bool _transpose;
+};
+
+} // namespace arm_compute
+#endif /*__ARM_COMPUTE_NEGEMMINTERLEAVEBLOCKEDKERNEL_H__*/