COMPMID-476 L2 Normalization for CL

Change-Id: I88f87173645880eb823916c5d4ac884c372a4fb4
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/83269
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>

1 files changed, 68 insertions, 0 deletions

diff --git a/arm_compute/runtime/CL/functions/CLReductionOperation.h b/arm_compute/runtime/CL/functions/CLReductionOperation.h
new file mode 100644
index 0000000000..89fdad2b24
--- /dev/null
+++ b/arm_compute/runtime/CL/functions/CLReductionOperation.h
@@ -0,0 +1,68 @@
+/*
+ * 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_CLREDUCTIONOPERATION_H__
+#define __ARM_COMPUTE_CLREDUCTIONOPERATION_H__
+
+#include "arm_compute/core/CL/kernels/CLFillBorderKernel.h"
+#include "arm_compute/core/CL/kernels/CLReductionOperationKernel.h"
+#include "arm_compute/core/Types.h"
+#include "arm_compute/runtime/CL/CLTensor.h"
+#include "arm_compute/runtime/IFunction.h"
+
+#include <cstdint>
+#include <memory>
+#include <vector>
+
+namespace arm_compute
+{
+class ICLTensor;
+
+/** Perform reduction operation.
+ */
+class CLReductionOperation : public IFunction
+{
+public:
+    /* Constructor */
+    CLReductionOperation();
+
+    /** Set the input and output tensors.
+     *
+     * @param[in]  input  Source tensor. Data types supported: QS8, QS16, F16, F32.
+     * @param[out] output Destination tensor. Data types supported: Same as @p input.
+     * @param[in]  axis   Axis along which to reduce. Supported reduction axis : 0
+     * @param[in]  op     Reduction operation to perform.
+     */
+    void configure(ICLTensor *input, ICLTensor *output, unsigned int axis, ReductionOperation op);
+
+    // Inherited methods overridden:
+    void run() override;
+
+private:
+    std::vector<CLTensor *>                       _sums_vector{ nullptr };
+    std::unique_ptr<CLReductionOperationKernel[]> _reduction_kernels_vector{ nullptr };
+    std::unique_ptr<CLFillBorderKernel[]>         _border_handlers_vector{ nullptr };
+    unsigned int                                  _num_of_stages;
+};
+}
+#endif /*__ARM_COMPUTE_CLL2NORMALIZE_H__ */