APPBROWSER-356: Implement GCArithmeticAddition Operator

Change-Id: I4ce55e69b3a76ab3539955d5ad12a226159b1daa
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/114222
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
diff --git a/arm_compute/core/GLES_COMPUTE/GCKernels.h b/arm_compute/core/GLES_COMPUTE/GCKernels.h
index 7af859c..c6f4877 100644
--- a/arm_compute/core/GLES_COMPUTE/GCKernels.h
+++ b/arm_compute/core/GLES_COMPUTE/GCKernels.h
@@ -27,6 +27,7 @@
 /* Header regrouping all the GLES compute kernels */
 #include "arm_compute/core/GLES_COMPUTE/kernels/GCAbsoluteDifferenceKernel.h"
 #include "arm_compute/core/GLES_COMPUTE/kernels/GCActivationLayerKernel.h"
+#include "arm_compute/core/GLES_COMPUTE/kernels/GCArithmeticAdditionKernel.h"
 #include "arm_compute/core/GLES_COMPUTE/kernels/GCBatchNormalizationLayerKernel.h"
 #include "arm_compute/core/GLES_COMPUTE/kernels/GCCol2ImKernel.h"
 #include "arm_compute/core/GLES_COMPUTE/kernels/GCDepthConcatenateLayerKernel.h"
diff --git a/arm_compute/core/GLES_COMPUTE/kernels/GCArithmeticAdditionKernel.h b/arm_compute/core/GLES_COMPUTE/kernels/GCArithmeticAdditionKernel.h
new file mode 100644
index 0000000..0bf8871
--- /dev/null
+++ b/arm_compute/core/GLES_COMPUTE/kernels/GCArithmeticAdditionKernel.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2016, 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_GCARITHMETICADDITIONKERNEL_H__
+#define __ARM_COMPUTE_GCARITHMETICADDITIONKERNEL_H__
+
+#include "arm_compute/core/GLES_COMPUTE/IGCKernel.h"
+#include "arm_compute/core/Types.h"
+
+namespace arm_compute
+{
+class IGCTensor;
+
+/** Interface for the arithmetic addition kernel
+ *
+ * Arithmetic addition is computed by:
+ * @f[ output(x,y) = input1(x,y) + input2(x,y) @f]
+ */
+class GCArithmeticAdditionKernel : public IGCKernel
+{
+public:
+    /** Default constructor */
+    GCArithmeticAdditionKernel();
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    GCArithmeticAdditionKernel(const GCArithmeticAdditionKernel &) = delete;
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    GCArithmeticAdditionKernel &operator=(const GCArithmeticAdditionKernel &) = delete;
+    /** Allow instances of this class to be moved */
+    GCArithmeticAdditionKernel(GCArithmeticAdditionKernel &&) = default;
+    /** Allow instances of this class to be moved */
+    GCArithmeticAdditionKernel &operator=(GCArithmeticAdditionKernel &&) = default;
+    /** Default destructor */
+    ~GCArithmeticAdditionKernel() = default;
+    /** Initialise the kernel's inputs, output and convertion policy.
+     *
+     * @param[in]  input1 First tensor input. Data types supported: F16.
+     * @param[in]  input2 Second tensor input. Data types supported: F16.
+     * @param[out] output Output tensor. Data types supported: F16.
+     * @param[in]  policy Policy to use to handle overflow.
+     */
+    void configure(const IGCTensor *input1, const IGCTensor *input2, IGCTensor *output, ConvertPolicy policy);
+    /** Static function to check if given info will lead to a valid configuration of @ref GCArithmeticAdditionKernel
+     *
+     * @param[in]  input1 First tensor input info. Data types supported: F16.
+     * @param[in]  input2 Second tensor input info. Data types supported: F16.
+     * @param[out] output Output tensor info. Data types supported: F16.
+     * @param[in]  policy Policy to use to handle overflow.
+     *
+     * @return a status
+     */
+    static Status validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, ConvertPolicy policy);
+
+    // Inherited methods overridden:
+    void run(const Window &window) override;
+
+private:
+    const IGCTensor *_input1; /**< Source tensor 1 */
+    const IGCTensor *_input2; /**< Source tensor 2 */
+    IGCTensor       *_output; /**< Destination tensor */
+};
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GCARITHMETICADDITIONKERNEL_H__ */
diff --git a/arm_compute/runtime/GLES_COMPUTE/GCFunctions.h b/arm_compute/runtime/GLES_COMPUTE/GCFunctions.h
index f05d3c7..faaf2f0 100644
--- a/arm_compute/runtime/GLES_COMPUTE/GCFunctions.h
+++ b/arm_compute/runtime/GLES_COMPUTE/GCFunctions.h
@@ -27,6 +27,7 @@
 /* Header regrouping all the GLES compute functions */
 #include "arm_compute/runtime/GLES_COMPUTE/functions/GCAbsoluteDifference.h"
 #include "arm_compute/runtime/GLES_COMPUTE/functions/GCActivationLayer.h"
+#include "arm_compute/runtime/GLES_COMPUTE/functions/GCArithmeticAddition.h"
 #include "arm_compute/runtime/GLES_COMPUTE/functions/GCBatchNormalizationLayer.h"
 #include "arm_compute/runtime/GLES_COMPUTE/functions/GCDepthConcatenateLayer.h"
 #include "arm_compute/runtime/GLES_COMPUTE/functions/GCDirectConvolutionLayer.h"
diff --git a/arm_compute/runtime/GLES_COMPUTE/functions/GCArithmeticAddition.h b/arm_compute/runtime/GLES_COMPUTE/functions/GCArithmeticAddition.h
new file mode 100644
index 0000000..721a9b4
--- /dev/null
+++ b/arm_compute/runtime/GLES_COMPUTE/functions/GCArithmeticAddition.h
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2016, 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_GCARITHMETICADDITION_H__
+#define __ARM_COMPUTE_GCARITHMETICADDITION_H__
+
+#include "arm_compute/core/Types.h"
+#include "arm_compute/runtime/GLES_COMPUTE/IGCSimpleFunction.h"
+
+namespace arm_compute
+{
+class IGCTensor;
+
+/** Basic function to run @ref GCArithmeticAdditionKernel
+ *
+ * @note The tensor data type for the inputs must be F16.
+ * @note The function performs an arithmetic addition between two tensors.
+ */
+class GCArithmeticAddition : public IGCSimpleFunction
+{
+public:
+    /** Initialise the kernel's inputs, output and convertion policy.
+     *
+     * @param[in]  input1 First tensor input. Data types supported: F16.
+     * @param[in]  input2 Second tensor input. Data types supported: F16.
+     * @param[out] output Output tensor. Data types supported: F16.
+     * @param[in]  policy Policy to use to handle overflow.
+     */
+    void configure(const IGCTensor *input1, const IGCTensor *input2, IGCTensor *output, ConvertPolicy policy);
+    /** Static function to check if given info will lead to a valid configuration of @ref GCArithmeticAddition
+     *
+     * @param[in] input1 First tensor input info. Data types supported: F16.
+     * @param[in] input2 Second tensor input info. Data types supported: F16.
+     * @param[in] output Output tensor info. Data types supported: F16.
+     * @param[in] policy Policy to use to handle overflow.
+     *
+     * @return a status
+     */
+    static Status validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, ConvertPolicy policy);
+};
+}
+#endif /* __ARM_COMPUTE_GCARITHMETICADDITION_H__ */
diff --git a/src/core/GLES_COMPUTE/GCKernelLibrary.cpp b/src/core/GLES_COMPUTE/GCKernelLibrary.cpp
index dd040e3..26b8aaa 100644
--- a/src/core/GLES_COMPUTE/GCKernelLibrary.cpp
+++ b/src/core/GLES_COMPUTE/GCKernelLibrary.cpp
@@ -222,6 +222,7 @@
     { "dropout", "dropout.cs" },
     { "normalize_planar_yuv_layer", "normalize_planar_yuv_layer.cs" },
     { "scale_nearest_neighbour", "scale.cs" },
+    { "arithmetic_add", "arithmetic_add.cs" },
 };
 
 const std::map<std::string, std::string> GCKernelLibrary::_program_source_map =
@@ -299,6 +300,10 @@
         "scale.cs",
 #include "./cs_shaders/scale.csembed"
     },
+    {
+        "arithmetic_add.cs",
+#include "./cs_shaders/arithmetic_add.csembed"
+    },
 #endif /* EMBEDDED_KERNELS */
 };
 
diff --git a/src/core/GLES_COMPUTE/cs_shaders/arithmetic_add.cs b/src/core/GLES_COMPUTE/cs_shaders/arithmetic_add.cs
new file mode 100755
index 0000000..0ff4360
--- /dev/null
+++ b/src/core/GLES_COMPUTE/cs_shaders/arithmetic_add.cs
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2016, 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.
+ */
+
+layout(local_size_x = LOCAL_SIZE_X, local_size_y = LOCAL_SIZE_Y, local_size_z = LOCAL_SIZE_Z) in;
+
+#include "helpers_cs.h"
+
+precision mediump float;
+#define ADD(x, y) (x) + (y)
+
+/** This function add two images.
+ *
+ * @param[in]  src1_ptr   Pointer to the first source image. Supported data types: F16
+ * @param[in]  src1_attrs The attributes of the first source image
+ * @param[in]  src2_ptr   Pointer to the second source image. Supported data types: Same as @p src1_ptr
+ * @param[in]  src2_attrs The attributes of the second source image
+ * @param[out] dst_ptr    Pointer to the destination image. Supported data types: Same as @p src1_ptr
+ * @param[in]  dst_attrs  The attributes of the destination image
+ */
+SHADER_PARAMS_DECLARATION
+{
+    ImageAttributes src1_attrs;
+    ImageAttributes src2_attrs;
+    ImageAttributes dst_attrs;
+};
+
+TENSOR_DECLARATION(1, src1Buffer, uvec4, src1_ptr, src1_shift, 4, readonly);
+TENSOR_DECLARATION(2, src2Buffer, uvec4, src2_ptr, src2_shift, 4, readonly);
+TENSOR_DECLARATION(3, dstBuffer, uvec4, dst_ptr, dst_shift, 4, writeonly);
+
+void main(void)
+{
+    ImageIterator src1_iter = CONVERT_TO_IMAGE_ITERATOR(src1_attrs, src1_shift);
+    ImageIterator src2_iter = CONVERT_TO_IMAGE_ITERATOR(src2_attrs, src2_shift);
+    ImageIterator dst_iter  = CONVERT_TO_IMAGE_ITERATOR(dst_attrs, dst_shift);
+
+    vec4 tmp1[2] = LOAD_UNPACK8_CURRENT_ITEM_HALF(src1_ptr, src1_iter);
+    vec4 tmp2[2] = LOAD_UNPACK8_CURRENT_ITEM_HALF(src2_ptr, src2_iter);
+    vec4 addition[2];
+    addition[0] = ADD(tmp1[0], tmp2[0]);
+    addition[1] = ADD(tmp1[1], tmp2[1]);
+
+    STORE_PACK8_CURRENT_ITEM_HALF(dst_ptr, dst_iter, addition);
+}
\ No newline at end of file
diff --git a/src/core/GLES_COMPUTE/kernels/GCArithmeticAdditionKernel.cpp b/src/core/GLES_COMPUTE/kernels/GCArithmeticAdditionKernel.cpp
new file mode 100644
index 0000000..caec324
--- /dev/null
+++ b/src/core/GLES_COMPUTE/kernels/GCArithmeticAdditionKernel.cpp
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2016, 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.
+ */
+#include "arm_compute/core/GLES_COMPUTE/kernels/GCArithmeticAdditionKernel.h"
+
+#include "arm_compute/core/Error.h"
+#include "arm_compute/core/GLES_COMPUTE/GCHelpers.h"
+#include "arm_compute/core/GLES_COMPUTE/GCKernelLibrary.h"
+#include "arm_compute/core/GLES_COMPUTE/IGCTensor.h"
+#include "arm_compute/core/GLES_COMPUTE/OpenGLES.h"
+#include "arm_compute/core/Helpers.h"
+#include "arm_compute/core/IAccessWindow.h"
+#include "arm_compute/core/TensorInfo.h"
+#include "arm_compute/core/Utils.h"
+#include "arm_compute/core/Validate.h"
+#include "arm_compute/core/Window.h"
+
+#include <cstddef>
+#include <set>
+#include <string>
+
+using namespace arm_compute;
+
+namespace
+{
+Status validate_arguments(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, ConvertPolicy policy)
+{
+    ARM_COMPUTE_UNUSED(policy);
+    ARM_COMPUTE_ERROR_ON_NULLPTR(input1, input2, output);
+    ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input1, 1, DataType::F16);
+    ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input2, 1, DataType::F16);
+    ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(input1, input2);
+
+    // Validate in case of configured output
+    if((output != nullptr) && (output->total_size() != 0))
+    {
+        ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::F16);
+        ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(input1, output);
+    }
+
+    return Status{};
+}
+
+std::pair<Status, Window> validate_and_configure_window(ITensorInfo *input1, ITensorInfo *input2, ITensorInfo *output)
+{
+    constexpr unsigned int num_elems_processed_per_iteration = 8;
+
+    Window win = calculate_max_window(*input1, Steps(num_elems_processed_per_iteration));
+
+    AccessWindowHorizontal input1_access(input1, 0, num_elems_processed_per_iteration);
+    AccessWindowHorizontal input2_access(input2, 0, num_elems_processed_per_iteration);
+    AccessWindowHorizontal output_access(output, 0, num_elems_processed_per_iteration);
+
+    bool window_changed = update_window_and_padding(win, input1_access, input2_access, output_access);
+
+    ValidRegion valid_region = intersect_valid_regions(input1->valid_region(),
+                                                       input2->valid_region());
+
+    output_access.set_valid_region(win, valid_region);
+
+    Status err = (window_changed) ? ARM_COMPUTE_CREATE_ERROR(ErrorCode::RUNTIME_ERROR, "Insufficient Padding!") : Status{};
+    return std::make_pair(err, win);
+}
+} // namespace
+
+GCArithmeticAdditionKernel::GCArithmeticAdditionKernel()
+    : _input1(nullptr), _input2(nullptr), _output(nullptr)
+{
+}
+
+void GCArithmeticAdditionKernel::configure(const IGCTensor *input1, const IGCTensor *input2, IGCTensor *output, ConvertPolicy policy)
+{
+    ARM_COMPUTE_UNUSED(policy);
+    ARM_COMPUTE_ERROR_ON_NULLPTR(input1, input2, output);
+
+    // Auto initialize output if not initialized
+    {
+        set_shape_if_empty(*output->info(), input1->info()->tensor_shape());
+        set_format_if_unknown(*output->info(), Format::F16);
+    }
+
+    ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(input1->info(), input2->info(), output->info(), policy));
+
+    _input1 = input1;
+    _input2 = input2;
+    _output = output;
+
+    // Set kernel build options
+    std::set<std::string> build_opts;
+    build_opts.emplace("#define LOCAL_SIZE_X " + support::cpp11::to_string(1));
+    build_opts.emplace("#define LOCAL_SIZE_Y " + support::cpp11::to_string(1));
+    build_opts.emplace("#define LOCAL_SIZE_Z " + support::cpp11::to_string(1));
+
+    // Create kernel
+    _kernel = static_cast<GCKernel>(GCKernelLibrary::get().create_kernel("arithmetic_add", build_opts));
+
+    // Configure kernel window
+    auto win_config = validate_and_configure_window(input1->info(), input2->info(), output->info());
+    ARM_COMPUTE_ERROR_THROW_ON(win_config.first);
+    IGCKernel::configure(win_config.second);
+}
+
+Status GCArithmeticAdditionKernel::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, ConvertPolicy policy)
+{
+    ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(input1, input2, output, policy));
+    ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window(input1->clone().get(), input2->clone().get(), output->clone().get()).first);
+
+    return Status{};
+}
+
+void GCArithmeticAdditionKernel::run(const Window &window)
+{
+    ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this);
+    ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(IGCKernel::window(), window);
+
+    _kernel.use();
+
+    Window slice = window.first_slice_window_2D();
+    do
+    {
+        unsigned int idx     = 0;
+        unsigned int binding = 1; // SSBO binding starts from 1.
+        add_2D_tensor_argument(idx, _input1, binding++, slice);
+        add_2D_tensor_argument(idx, _input2, binding++, slice);
+        add_2D_tensor_argument(idx, _output, binding++, slice);
+
+        _kernel.update_shader_params();
+
+        enqueue(*this, slice);
+    }
+    while(window.slide_window_slice_2D(slice));
+}
diff --git a/src/runtime/GLES_COMPUTE/functions/GCArithmeticAddition.cpp b/src/runtime/GLES_COMPUTE/functions/GCArithmeticAddition.cpp
new file mode 100755
index 0000000..b99716b
--- /dev/null
+++ b/src/runtime/GLES_COMPUTE/functions/GCArithmeticAddition.cpp
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2016, 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.
+ */
+#include "arm_compute/runtime/GLES_COMPUTE/functions/GCArithmeticAddition.h"
+
+#include "arm_compute/core/GLES_COMPUTE/kernels/GCArithmeticAdditionKernel.h"
+#include "support/ToolchainSupport.h"
+
+#include <utility>
+
+using namespace arm_compute;
+
+void GCArithmeticAddition::configure(const IGCTensor *input1, const IGCTensor *input2, IGCTensor *output, ConvertPolicy policy)
+{
+    auto k = arm_compute::support::cpp14::make_unique<GCArithmeticAdditionKernel>();
+    k->configure(input1, input2, output, policy);
+    _kernel = std::move(k);
+}
+
+Status GCArithmeticAddition::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, ConvertPolicy policy)
+{
+    return GCArithmeticAdditionKernel::validate(input1, input2, output, policy);
+}
diff --git a/tests/validation/GLES_COMPUTE/ArithmeticAddition.cpp b/tests/validation/GLES_COMPUTE/ArithmeticAddition.cpp
new file mode 100755
index 0000000..b16503e
--- /dev/null
+++ b/tests/validation/GLES_COMPUTE/ArithmeticAddition.cpp
@@ -0,0 +1,72 @@
+/*
+ * 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.
+ */
+#include "arm_compute/core/Types.h"
+#include "arm_compute/runtime/GLES_COMPUTE/GCTensor.h"
+#include "arm_compute/runtime/GLES_COMPUTE/GCTensorAllocator.h"
+#include "arm_compute/runtime/GLES_COMPUTE/functions/GCArithmeticAddition.h"
+#include "tests/GLES_COMPUTE/GCAccessor.h"
+#include "tests/PaddingCalculator.h"
+#include "tests/datasets/ConvertPolicyDataset.h"
+#include "tests/datasets/ShapeDatasets.h"
+#include "tests/framework/Asserts.h"
+#include "tests/framework/Macros.h"
+#include "tests/framework/datasets/Datasets.h"
+#include "tests/validation/Validation.h"
+#include "tests/validation/fixtures/ArithmeticAdditionFixture.h"
+
+namespace arm_compute
+{
+namespace test
+{
+namespace validation
+{
+namespace
+{
+/** Input data sets **/
+const auto ArithmeticAdditionFP16Dataset = combine(combine(framework::dataset::make("DataType", DataType::F16), framework::dataset::make("DataType", DataType::F16)),
+                                                   framework::dataset::make("DataType", DataType::F16));
+
+} // namespace
+
+TEST_SUITE(GC)
+TEST_SUITE(ArithmeticAddition)
+template <typename T>
+using GCArithmeticAdditionFixture = ArithmeticAdditionValidationFixture<GCTensor, GCAccessor, GCArithmeticAddition, T>;
+
+TEST_SUITE(Float)
+TEST_SUITE(FP16)
+FIXTURE_DATA_TEST_CASE(RunSmall, GCArithmeticAdditionFixture<half>, framework::DatasetMode::ALL, combine(combine(datasets::SmallShapes(), ArithmeticAdditionFP16Dataset),
+                                                                                                         framework::dataset::make("ConvertPolicy", { ConvertPolicy::SATURATE, ConvertPolicy::WRAP })))
+{
+    // Validate output
+    validate(GCAccessor(_target), _reference);
+}
+TEST_SUITE_END()
+TEST_SUITE_END()
+
+TEST_SUITE_END()
+TEST_SUITE_END()
+} // namespace validation
+} // namespace test
+} // namespace arm_compute