Imported Upstream version 0.3upstream/0.3

1 files changed, 114 insertions, 0 deletions

diff --git a/libs/ARMComputeEx/arm_compute/runtime/CL/functions/CLArgMinMax.h b/libs/ARMComputeEx/arm_compute/runtime/CL/functions/CLArgMinMax.h
new file mode 100644
index 000000000..8044c58af
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+++ b/libs/ARMComputeEx/arm_compute/runtime/CL/functions/CLArgMinMax.h
@@ -0,0 +1,114 @@
+/*
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @file CLArgMinMax.h
+ * @ingroup COM_AI_RUNTIME
+ * @brief This file contains arm_compute::CLArgMinMax class
+ */
+
+#ifndef __ARM_COMPUTE_CLARG_MIN_MAX_H__
+#define __ARM_COMPUTE_CLARG_MIN_MAX_H__
+
+#include "arm_compute/core/CL/kernels/CLArgMinMaxKernel.h"
+#include "arm_compute/runtime/CL/CLTensor.h"
+#include "arm_compute/runtime/IFunction.h"
+#include "arm_compute/core/TypesEx.h"
+
+namespace arm_compute
+{
+class ICLTensor;
+
+/**
+ * @brief Class to execute CLArgMinMax operation
+ */
+class CLArgMinMax : public IFunction
+{
+public:
+  /**
+   * @brief Construct a new CLArgMinMax object
+   */
+  CLArgMinMax();
+
+  /**
+   * @brief Prevent instances of this class from being copied (As this class contains pointers)
+   */
+  CLArgMinMax(const CLArgMinMax &) = delete;
+
+  /**
+   * @brief Prevent instances of this class from being copied (As this class contains pointers)
+   */
+  CLArgMinMax &operator=(const CLArgMinMax &) = delete;
+
+  /**
+   * @brief Construct a new CLArgMinMax object by using copy constructor
+   * @param[in] CLArgMinMax object to move
+   */
+  CLArgMinMax(CLArgMinMax &&) = default;
+
+  /**
+   * @brief Assign a CLArgMinMax object.
+   * @param[in] CLArgMinMax object to assign. This object will be moved.
+   */
+  CLArgMinMax &operator=(CLArgMinMax &&) = default;
+
+  /**
+   * @brief Initialise the kernel's inputs and outputs.
+   * @param[in]  input     Input tensor. Data types supported: U8/QASYMM8/S32/F32.
+   * @param[out] output    The result of argminmaxMax operation. Data types supported: same as @p
+   * input.
+   * @param[in]  axis      Axis to argminmax. It must be sorted and no duplicates.
+   * @param[in] is_min     True for ArgMin operation.
+   * @param[in] is_max     Ture for ArgMax operation.
+   * @return N/A
+   */
+  void configure(ICLTensor *input, ICLTensor *output, std::vector<uint32_t> argminmax_axis,
+                 ArgOperation op);
+
+  /**
+   * @brief Static function to check if given info will lead to a valid configuration
+   * @param[in]  input     Input tensor. Data types supported: U8/QASYMM8/S32/F32.
+   * @param[in]  axis      Axis to argminmax
+   * @param[out] output    The result of argminmaxMax operation. Data types supported: same as @p
+   * input.
+   * @return a status
+   */
+  static Status validate(const ITensorInfo *input, const std::vector<uint32_t> &argminmax_axis,
+                         const ITensorInfo *output, ArgOperation op);
+
+  /**
+   * @brief Run the kernels contained in the function
+   * This operation works on CPU on GPU depending on the value of argminmax_MAX_RUN_ON_CPU macro
+   * in CLArgMinMax.cpp.
+   * If argminmax_MAX_RUN_ON_CPU == 1, CPU runs this operation.
+   * Otherwise GPU runs this operation.
+   * @return N/A
+   */
+  void run() override;
+
+private:
+  ICLTensor *_input;
+  ICLTensor *_output;
+  std::vector<uint32_t> _argminmax_axis;
+  ArgOperation _arg_op;
+
+  std::unique_ptr<CLTensor[]> _interm_tensors{nullptr};
+  std::unique_ptr<CLArgMinMaxKernel[]> _argminmax_kernels{nullptr};
+  size_t _num_of_kernels;
+};
+}
+#endif /*__ARM_COMPUTE_CLargminmax_MAX_H__ */