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diff --git a/src/core/NEON/kernels/arm_gemm/gemm_native.hpp b/src/core/NEON/kernels/arm_gemm/gemm_native.hpp
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index fb01a731b8..0000000000
--- a/src/core/NEON/kernels/arm_gemm/gemm_native.hpp
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * Copyright (c) 2017-2020 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.
- */
-#pragma once
-
-#include <stdio.h>
-
-#include "arm_gemm.hpp"
-
-#include "arm_compute/core/NEON/kernels/arm_gemm/ndrange.hpp"
-
-#ifdef CYCLE_PROFILING
-#include "profiler.hpp"
-#endif
-
-namespace arm_gemm {
-
-// Implementation of the GemmCommon abstract class.
-//
-// This is implementation is for native GEMM with no transposition.
-//
-// By default the source data is used in-place, but if type conversion is
-// needed we need to allocate working space (CURRENTLY NOT IMPLEMENTED).
-
-template<typename strategy, typename To, typename Tr>
-class GemmNative : public GemmCommon<To, Tr> {
- typedef typename strategy::operand_type Toi;
- typedef typename strategy::result_type Tri;
-
- const unsigned int _Msize;
- const unsigned int _Nsize;
- const unsigned int _Ksize;
-
- const unsigned int _nbatches;
- const unsigned int _nmultis;
-
- const Activation _act;
-
- const CPUInfo * const _ci;
-
- const unsigned int _k_block;
- const unsigned int _n_block;
-
- const NDRange<4> _window_range;
-
- static unsigned int compute_k_block(const GemmArgs &args) {
- return args._Ksize;
- }
-
- static unsigned int compute_n_block(const GemmArgs &args) {
- if ((args._cfg != nullptr) && args._cfg->outer_block_size > 0) {
- return args._cfg->outer_block_size;
- } else {
- return args._Nsize;
- }
- }
-
-public:
- GemmNative(GemmNative &) = delete;
- GemmNative & operator= (GemmNative &) = delete;
-
- GemmNative(const GemmArgs &args)
- : _Msize(args._Msize), _Nsize(args._Nsize), _Ksize(args._Ksize),
- _nbatches(args._nbatches), _nmultis(args._nmulti),
- _act(args._act), _ci(args._ci),
- _k_block(compute_k_block(args)), _n_block(compute_n_block(args)),
- _window_range(iceildiv(_Msize, strategy::out_height()), _nbatches, iceildiv(_Nsize, _n_block), _nmultis) { }
-
- // Window is amount per multi multiplied by total number of multis.
- ndrange_t get_window_size() const override {
- return { _window_range.total_size(), 1u, 1u, 1u, 1u, 1u };
- }
-
- // Native GEMMs can always be dynamically scheduled (whether requested or not)
- bool supports_dynamic_scheduling() const override {
- return true;
- }
-
- // Actually execute the GEMM.
- void execute_1d(unsigned int start, unsigned int end, int) {
-#ifdef CYCLE_PROFILING
- profiler prof;
-#endif
- strategy strat(_ci);
-
- static_assert(std::is_same<To, Toi>::value, "gemm_native: Operand types must be the same.");
- static_assert(std::is_same<Tr, Tri>::value, "gemm_native: Result types must be the same.");
-
- auto p = _window_range.iterator(start, end);
-
- if (p.done()) {
- return;
- }
-
- do {
- unsigned int y0 = p.dim(0) * strategy::out_height();
- unsigned int ymax = std::min(p.dim0_max() * strategy::out_height(), _Msize);
- unsigned int batch = p.dim(1);
- unsigned int n0 = p.dim(2) * _n_block;
- unsigned int nmax = std::min(n0 + _n_block, _Nsize);
- unsigned int multi = p.dim(3);
-
-#ifdef CYCLE_PROFILING
- auto p = prof.ScopedProfiler(PROFILE_KERNEL, (ymax-y0) * (nmax - n0) * _Ksize);
-#endif
-
- strat.kernel(this->_Aptr + (multi * this->_A_multi_stride) + (batch * this->_A_batch_stride) + (y0 * this->_lda), this->_lda,
- this->_Bptr + (multi * this->_B_multi_stride) + n0, this->_ldb,
- this->_Cptr + (multi * this->_C_multi_stride) + (batch * this->_C_batch_stride) + (y0 * this->_ldc) + n0, this->_ldc,
- (ymax-y0), (nmax-n0), _Ksize,
- (strategy::supports_bias() && this->_bias) ? this->_bias + (multi * this->_bias_multi_stride) + n0 : nullptr,
- _act, false);
-
- // Add bias externally if needed
- if (!strategy::supports_bias() && this->_bias) {
- bias_adder(this->_Cptr + (multi * this->_C_multi_stride) + (batch * this->_C_batch_stride) + (y0 * this->_ldc) + n0, this->_ldc,
- this->_bias + (multi * this->_bias_multi_stride) + n0,
- (ymax - y0), (nmax - n0));
- }
- } while (p.next_dim1());
- }
-
- //Execute
- void execute(const ndcoord_t& work_range, const ndcoord_t& thread_locator, int threadid) override {
- UNUSED(thread_locator);
-
- const auto start = work_range.get_position(0);
- const auto stop = work_range.get_position_end(0);
-
- execute_1d(start, stop, threadid);
- }
-};
-
-} // namespace arm_gemm