COMPMID-363 Add Graph library support

Change-Id: Ie841419bf65d0e06bdfe0bdd2d8d4e0bb3631e54
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/87931
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>

5 files changed, 288 insertions, 0 deletions

diff --git a/arm_compute/graph/nodes/ActivationLayer.h b/arm_compute/graph/nodes/ActivationLayer.h
new file mode 100644
index 0000000000..c23674e7b6
--- /dev/null
+++ b/arm_compute/graph/nodes/ActivationLayer.h
@@ -0,0 +1,54 @@
+/*
+ * 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_GRAPH_ACTIVATION_LAYER_H__
+#define __ARM_COMPUTE_GRAPH_ACTIVATION_LAYER_H__
+
+#include "arm_compute/graph/INode.h"
+#include "arm_compute/graph/Tensor.h"
+#include "arm_compute/graph/Types.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+/** Activation Layer node */
+class ActivationLayer : public INode
+{
+public:
+    /** Default Constructor
+     *
+     * @param[in] activation_info Activation layer info
+     */
+    ActivationLayer(const ActivationLayerInfo activation_info);
+
+    // Inherited methods overriden:
+    std::unique_ptr<arm_compute::IFunction> instantiate_node(Hint hint, ITensor *input, ITensor *output) override;
+    void print_info() override;
+
+private:
+    const ActivationLayerInfo _activation_info; /**< Activation layer info */
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_ACTIVATION_LAYER_H__ */
diff --git a/arm_compute/graph/nodes/ConvolutionLayer.h b/arm_compute/graph/nodes/ConvolutionLayer.h
new file mode 100644
index 0000000000..c0e257bf6a
--- /dev/null
+++ b/arm_compute/graph/nodes/ConvolutionLayer.h
@@ -0,0 +1,71 @@
+/*
+ * 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_GRAPH_CONVOLUTION_LAYER_H__
+#define __ARM_COMPUTE_GRAPH_CONVOLUTION_LAYER_H__
+
+#include "arm_compute/graph/INode.h"
+#include "arm_compute/graph/Tensor.h"
+#include "arm_compute/graph/Types.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+/** Convolution layer node */
+class ConvolutionLayer : public INode
+{
+public:
+    /** Default Constructor
+     *
+     * @param[in] conv_width   Convolution width
+     * @param[in] conv_height  Convolution height
+     * @param[in] ofm          Output feature map
+     * @param[in] weights      Weights of the convolution layer
+     * @param[in] biases       Bias of the convolution layer
+     * @param[in] conv_info    Convolution information
+     * @param[in] weights_info Weights information
+     */
+    template <typename AccessorTypeWeights, typename AccessorTypeBiases>
+    ConvolutionLayer(unsigned int conv_width, unsigned int conv_height, unsigned int ofm, AccessorTypeWeights &&weights,
+                     AccessorTypeBiases &&biases, const PadStrideInfo &conv_info, const WeightsInfo &weights_info = WeightsInfo())
+        : _conv_width(conv_width), _conv_height(conv_height), _ofm(ofm), _weights(std::move(weights)), _biases(std::move(biases)), _conv_info(conv_info), _weights_info(weights_info)
+    {
+    }
+
+    // Inherited methods overriden:
+    std::unique_ptr<arm_compute::IFunction> instantiate_node(Hint hint, ITensor *input, ITensor *output) override;
+    void print_info() override;
+
+private:
+    unsigned int         _conv_width;   /**< Convolution width */
+    unsigned int         _conv_height;  /**< Convolution height */
+    unsigned int         _ofm;          /**< Output feature maps */
+    Tensor               _weights;      /**< Weights tensor */
+    Tensor               _biases;       /**< Biases tensor */
+    const PadStrideInfo &_conv_info;    /**< Convolution layer information */
+    const WeightsInfo   &_weights_info; /**< Convolution layer weights information */
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_CONVOLUTION_LAYER_H__ */
diff --git a/arm_compute/graph/nodes/FullyConnectedLayer.h b/arm_compute/graph/nodes/FullyConnectedLayer.h
new file mode 100644
index 0000000000..3e1fe23b11
--- /dev/null
+++ b/arm_compute/graph/nodes/FullyConnectedLayer.h
@@ -0,0 +1,63 @@
+/*
+ * 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_GRAPH_FULLY_CONNECTED_LAYER_H__
+#define __ARM_COMPUTE_GRAPH_FULLY_CONNECTED_LAYER_H__
+
+#include "arm_compute/graph/INode.h"
+#include "arm_compute/graph/Tensor.h"
+#include "arm_compute/graph/Types.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+/** Fully connected layer node */
+class FullyConnectedLayer : public INode
+{
+public:
+    /** Default constructor
+     *
+     * @param[in] num_neurons Number of neurons
+     * @param[in] weights     Weights of the fully connected layer
+     * @param[in] biases      Biases of the fully connected layer
+     */
+    template <typename AccessorTypeWeights, typename AccessorTypeBiases>
+    FullyConnectedLayer(unsigned int num_neurons, AccessorTypeWeights &&weights, AccessorTypeBiases &&biases)
+        : _num_neurons(num_neurons), _weights(std::move(weights)), _biases(std::move(biases))
+    {
+    }
+
+    // Inherited methods overriden:
+    std::unique_ptr<arm_compute::IFunction> instantiate_node(Hint hint, ITensor *input, ITensor *output) override;
+    void print_info() override;
+
+    // Inherited methods overriden:
+private:
+    unsigned int _num_neurons; /**< Number of neurons */
+    Tensor       _weights;     /**< Weights tensor */
+    Tensor       _biases;      /**< Biases tensor */
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_FULLY_CONNECTED_LAYER_H__ */
diff --git a/arm_compute/graph/nodes/PoolingLayer.h b/arm_compute/graph/nodes/PoolingLayer.h
new file mode 100644
index 0000000000..14e2c6d264
--- /dev/null
+++ b/arm_compute/graph/nodes/PoolingLayer.h
@@ -0,0 +1,54 @@
+/*
+ * 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_GRAPH_POOLING_LAYER_H__
+#define __ARM_COMPUTE_GRAPH_POOLING_LAYER_H__
+
+#include "arm_compute/graph/INode.h"
+#include "arm_compute/graph/Tensor.h"
+#include "arm_compute/graph/Types.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+/** Pooling layer node */
+class PoolingLayer : public INode
+{
+public:
+    /** Default Constructor
+     *
+     * @param pool_info Pooling layer information
+     */
+    PoolingLayer(const PoolingLayerInfo pool_info);
+
+    // Inherited methods overriden:
+    std::unique_ptr<arm_compute::IFunction> instantiate_node(Hint hint, ITensor *input, ITensor *output) override;
+    void print_info() override;
+
+private:
+    const PoolingLayerInfo _pool_info; /**< Pooling layer information */
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_POOLING_LAYER_H__ */
diff --git a/arm_compute/graph/nodes/SoftmaxLayer.h b/arm_compute/graph/nodes/SoftmaxLayer.h
new file mode 100644
index 0000000000..1779adae66
--- /dev/null
+++ b/arm_compute/graph/nodes/SoftmaxLayer.h
@@ -0,0 +1,46 @@
+/*
+ * 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_GRAPH_SOFTMAX_LAYER_H__
+#define __ARM_COMPUTE_GRAPH_SOFTMAX_LAYER_H__
+
+#include "arm_compute/graph/INode.h"
+#include "arm_compute/graph/Tensor.h"
+#include "arm_compute/graph/Types.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+/** Softmax layer node */
+class SoftmaxLayer : public INode
+{
+public:
+    // Inherited methods overriden:
+    std::unique_ptr<arm_compute::IFunction> instantiate_node(Hint hint, ITensor *input, ITensor *output) override;
+    void print_info() override;
+};
+
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_SOFTMAX_LAYER_H__ */