COMPMID-3638: Move NEON kernels

Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com>
Change-Id: Ieed3e4bc8be7fef80c90c5094599b477a56fc473
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4285
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 19 insertions, 6 deletions

diff --git a/arm_compute/runtime/NEON/functions/NEHistogram.h b/arm_compute/runtime/NEON/functions/NEHistogram.h
index 716f2e71f9..60766ebcdc 100644
--- a/arm_compute/runtime/NEON/functions/NEHistogram.h
+++ b/arm_compute/runtime/NEON/functions/NEHistogram.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2019 Arm Limited.
+ * Copyright (c) 2016-2020 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -24,16 +24,19 @@
 #ifndef ARM_COMPUTE_NEHISTOGRAM_H
 #define ARM_COMPUTE_NEHISTOGRAM_H
 
-#include "arm_compute/core/NEON/kernels/NEHistogramKernel.h"
 #include "arm_compute/runtime/IFunction.h"
 
 #include <cstddef>
 #include <cstdint>
 #include <memory>
+#include <vector>
 
 namespace arm_compute
 {
+class ITensor;
 class IDistribution1D;
+class NEHistogramKernel;
+using IImage = ITensor;
 
 /** Basic function to run @ref NEHistogramKernel. */
 class NEHistogram : public IFunction
@@ -41,6 +44,16 @@ class NEHistogram : public IFunction
 public:
     /** Default Constructor. */
     NEHistogram();
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    NEHistogram(const NEHistogram &) = delete;
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    NEHistogram &operator=(const NEHistogram &) = delete;
+    /** Prevent instances of this class from being moved (As this class contains non movable objects) */
+    NEHistogram(NEHistogram &&) = delete;
+    /** Prevent instances of this class from being moved (As this class contains non movable objects) */
+    NEHistogram &operator=(NEHistogram &&) = delete;
+    /** Default destructor */
+    ~NEHistogram();
     /** Initialise the kernel's inputs.
      *
      * @param[in]  input  Input image. Data type supported: U8.
@@ -52,10 +65,10 @@ public:
     void run() override;
 
 private:
-    NEHistogramKernel     _histogram_kernel;
-    std::vector<uint32_t> _local_hist;
-    std::vector<uint32_t> _window_lut;
-    size_t                _local_hist_size;
+    std::unique_ptr<NEHistogramKernel> _histogram_kernel;
+    std::vector<uint32_t>              _local_hist;
+    std::vector<uint32_t>              _window_lut;
+    size_t                             _local_hist_size;
     /** 256 possible pixel values as we handle only U8 images */
     static constexpr unsigned int window_lut_default_size = 256;
 };