Implement dynamic fusion reshape operator

Resolves: COMPMID-5522
Signed-off-by: Ramy Elgammal <ramy.elgammal@arm.com>
Change-Id: If4e5736a2f7ff42e70276d7f4e0f3ebcb38414e6
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/8881
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Gunes Bayir <gunes.bayir@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Benchmark: Arm Jenkins <bsgcomp@arm.com>

3 files changed, 146 insertions, 1 deletions

diff --git a/arm_compute/dynamic_fusion/sketch/attributes/ReshapeAttributes.h b/arm_compute/dynamic_fusion/sketch/attributes/ReshapeAttributes.h
new file mode 100644
index 0000000000..b99192e9f2
--- /dev/null
+++ b/arm_compute/dynamic_fusion/sketch/attributes/ReshapeAttributes.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2023 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_DYNAMIC_FUSION_SKETCH_ATTRIBUTES_RESHAPEATTRIBUTES
+#define ARM_COMPUTE_DYNAMIC_FUSION_SKETCH_ATTRIBUTES_RESHAPEATTRIBUTES
+#include "arm_compute/core/TensorShape.h"
+
+namespace arm_compute
+{
+namespace experimental
+{
+namespace dynamic_fusion
+{
+/** Attributes are backend-agnostic parameters (in addition to the input/output tensors) of an operator.
+ */
+
+/** Reshape attributes */
+class ReshapeAttributes
+{
+public:
+    /** Set destination shape to reshape to */
+    ReshapeAttributes &shape(const TensorShape &shape);
+    /** Get destination shape to reshape to */
+    TensorShape shape() const;
+
+private:
+    TensorShape _shape{};
+};
+} // namespace dynamic_fusion
+} // namespace experimental
+} // namespace arm_compute
+
+#endif /* ARM_COMPUTE_DYNAMIC_FUSION_SKETCH_ATTRIBUTES_RESHAPEATTRIBUTES */
diff --git a/arm_compute/dynamic_fusion/sketch/gpu/operators/GpuAdd.h b/arm_compute/dynamic_fusion/sketch/gpu/operators/GpuAdd.h
index 61f7b406b2..a2ee7f7dc1 100644
--- a/arm_compute/dynamic_fusion/sketch/gpu/operators/GpuAdd.h
+++ b/arm_compute/dynamic_fusion/sketch/gpu/operators/GpuAdd.h
@@ -67,7 +67,11 @@ public:
                           ITensorInfo       *rhs,
                           ITensorInfo       *dst);
     /** Check if the operator configuration is supported, irrespective of fusion
-     * Similar to @ref GpuAdd::create_op()
+     *
+     * @param[in] context Workload context within which the operator is running
+     * @param[in] lhs     Left hand side tensor info.
+     * @param[in] rhs     Right hand side tensor info.
+     * @param[in] dst     Destination tensor info. If an uninitialized ITensorInfo is passed in, it will be auto-initialized
      */
     static Status is_supported_op(const GpuWorkloadContext &context,
                                   const ITensorInfo        *lhs,
diff --git a/arm_compute/dynamic_fusion/sketch/gpu/operators/GpuReshape.h b/arm_compute/dynamic_fusion/sketch/gpu/operators/GpuReshape.h
new file mode 100644
index 0000000000..2b49a31191
--- /dev/null
+++ b/arm_compute/dynamic_fusion/sketch/gpu/operators/GpuReshape.h
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2023 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_DYNAMIC_FUSION_SKETCH_GPU_OPERATORS_GPURESHAPE
+#define ARM_COMPUTE_DYNAMIC_FUSION_SKETCH_GPU_OPERATORS_GPURESHAPE
+
+#include "arm_compute/core/ITensorInfo.h"
+#include "arm_compute/dynamic_fusion/sketch/attributes/ReshapeAttributes.h"
+namespace arm_compute
+{
+namespace experimental
+{
+namespace dynamic_fusion
+{
+/** Forward declaration */
+class GpuWorkloadContext;
+class GpuWorkloadSketch;
+
+/** Operator interface. */
+class GpuReshape final
+{
+public:
+    /** Attributes are a set of backend-agnostic parameters that define what an operator does */
+    using Attributes = ReshapeAttributes;
+
+    /** Create an operator and fuse it into the workload sketch.
+     *    @note If @ref validate_op() fails, the creation also fails and may throw an error.
+     *    @note If @ref validate_op() fails, @p sketch remains unchanged and valid.
+     *
+     * Valid data type configurations:
+     * - Any
+     *
+     * Valid data layouts:
+     * - Any
+     *
+     * @param[in,out] sketch     Workload sketch into which the operator will be fused
+     * @param[in]     src        Input tensor info. Data type supported: All
+     * @param[out]    dst        Output info. Data type supported: Same as @p src
+     * @param[in]     attributes Operator attributes
+     */
+    static void create_op(GpuWorkloadSketch &sketch,
+                          ITensorInfo       *src,
+                          ITensorInfo       *dst,
+                          const Attributes &attributes);
+    /** Check if the operator configuration is supported, irrespective of fusion
+     *
+     * @param[in] context    Workload context within which the operator is running
+     * @param[in] src        Input tensor info.
+     * @param[in] dst        Output info.
+     * @param[in] attributes Operator attributes
+     */
+    static Status is_supported_op(const GpuWorkloadContext &context,
+                                  const ITensorInfo        *src,
+                                  const ITensorInfo        *dst,
+                                  const Attributes         &attributes);
+    /** Validate the operator and check if the its configuration is supported and if it can be fused into the workload sketch.
+     *  Similar to @ref GpuReshape::create_op()
+     */
+    static Status validate_op(const GpuWorkloadSketch &sketch,
+                              const ITensorInfo       *src,
+                              const ITensorInfo       *dst,
+                              const Attributes        &attributes);
+};
+
+} // namespace dynamic_fusion
+} // namespace experimental
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_DYNAMIC_FUSION_SKETCH_GPU_OPERATORS_GPURESHAPE */