Make memset/copy functions state-less

Port following functions:
- NECopy
- NEFill
- NEPermute
- NEReshapeLayer

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: I75f3f837012abab79c7dde9a20a34f64f75571d8
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4800
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 73 insertions, 0 deletions

diff --git a/src/core/cpu/kernels/CpuPermuteKernel.h b/src/core/cpu/kernels/CpuPermuteKernel.h
new file mode 100644
index 0000000000..9c59d5b9d4
--- /dev/null
+++ b/src/core/cpu/kernels/CpuPermuteKernel.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2018-2021 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_CPU_PERMUTE_KERNEL_H
+#define ARM_COMPUTE_CPU_PERMUTE_KERNEL_H
+
+#include "src/core/common/Macros.h"
+#include "src/core/cpu/ICpuKernel.h"
+
+namespace arm_compute
+{
+namespace cpu
+{
+namespace kernels
+{
+/** Kernel to perform tensor permutation given a permutation vector */
+class CpuPermuteKernel : public ICpuKernel
+{
+public:
+    CpuPermuteKernel() = default;
+    ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuPermuteKernel);
+    /** Configure kernel for a given list of arguments
+     *
+     * @note Arbitrary permutation vectors are supported with rank not greater than 4
+     *
+     * @param[in]  src  Srouce tensor to permute. Data types supported: All
+     * @param[out] dst  Destination tensor. Data types supported: Same as @p src
+     * @param[in]  perm Permutation vector
+     */
+    void configure(const ITensorInfo *src, ITensorInfo *dst, const PermutationVector &perm);
+    /** Static function to check if given info will lead to a valid configuration of @ref CpuPermuteKernel
+     *
+     * @note Arbitrary permutation vectors are supported with rank not greater than 4
+     *
+     * @param[in] src  Source tensor to permute. Data types supported: All
+     * @param[in] dst  Destination tensor. Data types supported: Same as @p src
+     * @param[in] perm Permutation vector
+     *
+     * @return a status
+     */
+    static Status validate(const ITensorInfo *src, const ITensorInfo *dst, const PermutationVector &perm);
+
+    // Inherited methods overridden:
+    void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override;
+    const char *name() const override;
+
+private:
+    PermutationVector _perm{};
+};
+} // namespace kernels
+} // namespace cpu
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_CPU_PERMUTE_KERNEL_H */