COMPMID-1176: Adds nodes to the graph.

Nodes added:
-ChannelShuffle
-Resize
-Deconvolution
-Dummy (used for performance analysis and debugging)

Change-Id: Iad19960cbbce6e25532f77bfd34b2292c0ca9781
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/131672
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>

6 files changed, 270 insertions, 0 deletions

diff --git a/arm_compute/graph/nodes/ChannelShuffleLayerNode.h b/arm_compute/graph/nodes/ChannelShuffleLayerNode.h
new file mode 100644
index 0000000000..696012a818
--- /dev/null
+++ b/arm_compute/graph/nodes/ChannelShuffleLayerNode.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2018 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_CHANNEL_SHUFFLE_LAYER_NODE_H__
+#define __ARM_COMPUTE_GRAPH_CHANNEL_SHUFFLE_LAYER_NODE_H__
+
+#include "arm_compute/graph/INode.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+/** Channel Shuffle Layer node */
+class ChannelShuffleLayerNode final : public INode
+{
+public:
+    /** Constructor
+     *
+     * @param[in] num_groups Number of groups
+     */
+    ChannelShuffleLayerNode(unsigned int num_groups);
+    /** Number of groups accessor
+     *
+     * @return Number of groups
+     */
+    unsigned int num_groups() const;
+
+    // Inherited overridden methods:
+    NodeType         type() const override;
+    bool             forward_descriptors() override;
+    TensorDescriptor configure_output(size_t idx) const override;
+    void accept(INodeVisitor &v) override;
+
+private:
+    unsigned int _num_groups;
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_CHANNEL_SHUFFLE_LAYER_NODE_H__ */
diff --git a/arm_compute/graph/nodes/DeconvolutionLayerNode.h b/arm_compute/graph/nodes/DeconvolutionLayerNode.h
new file mode 100644
index 0000000000..73210a299e
--- /dev/null
+++ b/arm_compute/graph/nodes/DeconvolutionLayerNode.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2018 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_DECONVOLUTION_LAYER_NODE_H__
+#define __ARM_COMPUTE_GRAPH_DECONVOLUTION_LAYER_NODE_H__
+
+#include "arm_compute/graph/INode.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+/** Deconvolution Layer node */
+class DeconvolutionLayerNode final : public INode
+{
+public:
+    /** Constructor
+     *
+     * @param[in] info         DeConvolution layer attributes
+     * @param[in] inner_border Inner border (right, top)
+     */
+    DeconvolutionLayerNode(PadStrideInfo info, Size2D inner_border);
+    /** Deconvolution metadata accessor
+     *
+     * @return Deconvolution information
+     */
+    PadStrideInfo deconvolution_info() const;
+    /** Deconvolution inner border accessor
+     *
+     * @return Inner border(top, right)
+     */
+    Size2D inner_border() const;
+    /** Computes deconvolution output descriptor
+     *
+     * @param[in] input_descriptor   Input descriptor
+     * @param[in] weights_descriptor Weights descriptor
+     * @param[in] info               Convolution operation attributes
+     * @param[in] inner_border       Inner border (right, top)
+     *
+     * @return Output descriptor
+     */
+    static TensorDescriptor compute_output_descriptor(const TensorDescriptor &input_descriptor,
+                                                      const TensorDescriptor &weights_descriptor,
+                                                      const PadStrideInfo    &info,
+                                                      const Size2D           &inner_border);
+
+    // Inherited overridden methods:
+    NodeType         type() const override;
+    bool             forward_descriptors() override;
+    TensorDescriptor configure_output(size_t idx) const override;
+    void accept(INodeVisitor &v) override;
+
+private:
+    PadStrideInfo _info;
+    Size2D        _inner_border;
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_DECONVOLUTION_LAYER_NODE_H__ */
diff --git a/arm_compute/graph/nodes/DummyNode.h b/arm_compute/graph/nodes/DummyNode.h
new file mode 100644
index 0000000000..72d73ec825
--- /dev/null
+++ b/arm_compute/graph/nodes/DummyNode.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2018 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_DUMMY_NODE_H__
+#define __ARM_COMPUTE_GRAPH_DUMMY_NODE_H__
+
+#include "arm_compute/graph/INode.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+/** Dummy Layer node
+ *
+ * Dummy layer transforms a given input to a specified output with a given shape.
+ *
+ * @note Used only for debugging/performance reasons.
+ * @note It does not perform any computation at all.
+ * @note Can be used to simulate graphs that they have nodes that are not yet supported.
+ */
+class DummyNode final : public INode
+{
+public:
+    /** Constructor
+     *
+     * @param[in] shape Reshaped tensor shape
+     */
+    DummyNode(TensorShape shape);
+
+    // Inherited overridden methods:
+    NodeType         type() const override;
+    bool             forward_descriptors() override;
+    TensorDescriptor configure_output(size_t idx) const override;
+    void accept(INodeVisitor &v) override;
+
+private:
+    TensorShape _shape;
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_DUMMY_NODE_H__ */
\ No newline at end of file
diff --git a/arm_compute/graph/nodes/Nodes.h b/arm_compute/graph/nodes/Nodes.h
index c39546c6bd..97aa191916 100644
--- a/arm_compute/graph/nodes/Nodes.h
+++ b/arm_compute/graph/nodes/Nodes.h
@@ -26,10 +26,13 @@
 
 #include "arm_compute/graph/nodes/ActivationLayerNode.h"
 #include "arm_compute/graph/nodes/BatchNormalizationLayerNode.h"
+#include "arm_compute/graph/nodes/ChannelShuffleLayerNode.h"
 #include "arm_compute/graph/nodes/ConstNode.h"
 #include "arm_compute/graph/nodes/ConvolutionLayerNode.h"
+#include "arm_compute/graph/nodes/DeconvolutionLayerNode.h"
 #include "arm_compute/graph/nodes/DepthConcatenateLayerNode.h"
 #include "arm_compute/graph/nodes/DepthwiseConvolutionLayerNode.h"
+#include "arm_compute/graph/nodes/DummyNode.h"
 #include "arm_compute/graph/nodes/EltwiseLayerNode.h"
 #include "arm_compute/graph/nodes/FlattenLayerNode.h"
 #include "arm_compute/graph/nodes/FullyConnectedLayerNode.h"
@@ -38,6 +41,7 @@
 #include "arm_compute/graph/nodes/OutputNode.h"
 #include "arm_compute/graph/nodes/PoolingLayerNode.h"
 #include "arm_compute/graph/nodes/ReshapeLayerNode.h"
+#include "arm_compute/graph/nodes/ResizeLayerNode.h"
 #include "arm_compute/graph/nodes/SoftmaxLayerNode.h"
 #include "arm_compute/graph/nodes/SplitLayerNode.h"
 
diff --git a/arm_compute/graph/nodes/NodesFwd.h b/arm_compute/graph/nodes/NodesFwd.h
index b90cb5c308..05979d796c 100644
--- a/arm_compute/graph/nodes/NodesFwd.h
+++ b/arm_compute/graph/nodes/NodesFwd.h
@@ -32,10 +32,13 @@ namespace graph
 class INode;
 class ActivationLayerNode;
 class BatchNormalizationLayerNode;
+class ChannelShuffleLayerNode;
 class ConstNode;
 class ConvolutionLayerNode;
+class DeconvolutionLayerNode;
 class DepthConcatenateLayerNode;
 class DepthwiseConvolutionLayerNode;
+class DummyNode;
 class EltwiseLayerNode;
 class FlattenLayerNode;
 class FullyConnectedLayerNode;
@@ -44,6 +47,7 @@ class NormalizationLayerNode;
 class OutputNode;
 class PoolingLayerNode;
 class ReshapeLayerNode;
+class ResizeLayerNode;
 class SoftmaxLayerNode;
 class SplitLayerNode;
 } // namespace graph
diff --git a/arm_compute/graph/nodes/ResizeLayerNode.h b/arm_compute/graph/nodes/ResizeLayerNode.h
new file mode 100644
index 0000000000..231e79e62e
--- /dev/null
+++ b/arm_compute/graph/nodes/ResizeLayerNode.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2018 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_RESIZE_LAYER_NODE_H__
+#define __ARM_COMPUTE_GRAPH_RESIZE_LAYER_NODE_H__
+
+#include "arm_compute/graph/INode.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+/** Resize Layer node */
+class ResizeLayerNode final : public INode
+{
+public:
+    /** Default Constructor */
+    ResizeLayerNode(InterpolationPolicy policy, float scale_width, float scale_height);
+    /** Interpolation policy accessor
+     *
+     * @return Interpolation policy
+     */
+    InterpolationPolicy policy() const;
+    /** Scaling factor accessors
+     *
+     * @return Scaling factors (width, height)
+     */
+    std::pair<float, float> scaling_factor() const;
+
+    // Inherited overridden methods:
+    NodeType         type() const override;
+    bool             forward_descriptors() override;
+    TensorDescriptor configure_output(size_t idx) const override;
+    void accept(INodeVisitor &v) override;
+
+private:
+    InterpolationPolicy _policy;
+    float               _scale_width;
+    float               _scale_height;
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_RESIZE_LAYER_NODE_H__ */