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+/*
+ * Copyright (c) 2024 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 ACL_TESTS_DATASETS_SCATTERDATASET_H
+#define ACL_TESTS_DATASETS_SCATTERDATASET_H
+
+#include "arm_compute/core/TensorShape.h"
+#include "utils/TypePrinter.h"
+
+namespace arm_compute
+{
+namespace test
+{
+namespace datasets
+{
+
+class ScatterDataset
+{
+public:
+ using type = std::tuple<TensorShape, TensorShape, TensorShape, TensorShape>;
+
+ struct iterator
+ {
+ iterator(std::vector<TensorShape>::const_iterator src_it,
+ std::vector<TensorShape>::const_iterator updates_it,
+ std::vector<TensorShape>::const_iterator indices_it,
+ std::vector<TensorShape>::const_iterator dst_it)
+ : _src_it{ std::move(src_it) },
+ _updates_it{ std::move(updates_it) },
+ _indices_it{std::move(indices_it)},
+ _dst_it{ std::move(dst_it) }
+ {
+ }
+
+ std::string description() const
+ {
+ std::stringstream description;
+ description << "A=" << *_src_it << ":";
+ description << "B=" << *_updates_it << ":";
+ description << "C=" << *_indices_it << ":";
+ description << "Out=" << *_dst_it << ":";
+ return description.str();
+ }
+
+ ScatterDataset::type operator*() const
+ {
+ return std::make_tuple(*_src_it, *_updates_it, *_indices_it, *_dst_it);
+ }
+
+ iterator &operator++()
+ {
+ ++_src_it;
+ ++_updates_it;
+ ++_indices_it;
+ ++_dst_it;
+
+ return *this;
+ }
+
+ private:
+ std::vector<TensorShape>::const_iterator _src_it;
+ std::vector<TensorShape>::const_iterator _updates_it;
+ std::vector<TensorShape>::const_iterator _indices_it;
+ std::vector<TensorShape>::const_iterator _dst_it;
+ };
+
+ iterator begin() const
+ {
+ return iterator(_src_shapes.begin(), _update_shapes.begin(), _indices_shapes.begin(), _dst_shapes.begin());
+ }
+
+ int size() const
+ {
+ return std::min(_src_shapes.size(), std::min(_indices_shapes.size(), std::min(_update_shapes.size(), _dst_shapes.size())));
+ }
+
+ void add_config(TensorShape a, TensorShape b, TensorShape c, TensorShape dst)
+ {
+ _src_shapes.emplace_back(std::move(a));
+ _update_shapes.emplace_back(std::move(b));
+ _indices_shapes.emplace_back(std::move(c));
+ _dst_shapes.emplace_back(std::move(dst));
+ }
+
+protected:
+ ScatterDataset() = default;
+ ScatterDataset(ScatterDataset &&) = default;
+
+private:
+ std::vector<TensorShape> _src_shapes{};
+ std::vector<TensorShape> _update_shapes{};
+ std::vector<TensorShape> _indices_shapes{};
+ std::vector<TensorShape> _dst_shapes{};
+};
+
+
+// 1D dataset for simple scatter tests.
+class Small1DScatterDataset final : public ScatterDataset
+{
+public:
+ Small1DScatterDataset()
+ {
+ add_config(TensorShape(6U), TensorShape(6U), TensorShape(1U, 6U), TensorShape(6U));
+ add_config(TensorShape(10U), TensorShape(2U), TensorShape(1U, 2U), TensorShape(10U));
+ }
+};
+
+// This dataset represents the (m+1)-D updates/dst case.
+class SmallScatterMultiDimDataset final : public ScatterDataset
+{
+public:
+ SmallScatterMultiDimDataset()
+ {
+ // NOTE: Config is src, updates, indices, output.
+ // - In this config, the dim replaced is the final number (largest tensor dimension)
+ // - Largest "updates" dim should match y-dim of indices.
+ // - src/updates/dst should all have same number of dims. Indices should be 2D.
+ add_config(TensorShape(6U, 5U), TensorShape(6U, 2U), TensorShape(1U, 2U), TensorShape(6U, 5U));
+ add_config(TensorShape(9U, 3U, 4U), TensorShape(9U, 3U, 2U), TensorShape(1U, 2U), TensorShape(9U, 3U, 4U));
+ add_config(TensorShape(17U, 3U, 2U, 4U), TensorShape(17U, 3U, 2U, 7U), TensorShape(1U, 7U), TensorShape(17U, 3U, 2U, 4U));
+ }
+};
+
+// This dataset represents the (m+1)-D updates tensor, (m+n)-d output tensor cases
+class SmallScatterMultiIndicesDataset final : public ScatterDataset
+{
+public:
+ SmallScatterMultiIndicesDataset()
+ {
+ // NOTE: Config is src, updates, indices, output.
+ // NOTE: indices.shape.x = src.num_dimensions - updates.num_dimensions + 1
+
+ // index length is 2
+ add_config(TensorShape(6U, 5U, 2U), TensorShape(6U, 4U), TensorShape(2U, 4U), TensorShape(6U, 5U, 2U));
+ add_config(TensorShape(17U, 3U, 3U, 2U), TensorShape(17U, 3U, 2U), TensorShape(2U, 2U), TensorShape(17U, 3U, 3U, 2U));
+ add_config(TensorShape(11U, 3U, 3U, 2U, 4U), TensorShape(11U, 3U, 3U, 4U), TensorShape(2U, 4U), TensorShape(11U, 3U, 3U, 2U, 4U));
+ add_config(TensorShape(5U, 4U, 3U, 3U, 2U, 4U), TensorShape(5U, 4U, 3U, 3U, 5U), TensorShape(2U, 5U), TensorShape(5U, 4U, 3U, 3U, 2U, 4U));
+
+ // index length is 3
+ add_config(TensorShape(4U, 3U, 2U, 2U), TensorShape(4U, 2U), TensorShape(3U, 2U), TensorShape(4U, 3U, 2U, 2U));
+ add_config(TensorShape(17U, 4U, 3U, 2U, 2U), TensorShape(17U, 4U, 4U), TensorShape(3U, 4U), TensorShape(17U, 4U, 3U, 2U, 2U));
+ add_config(TensorShape(10U, 4U, 5U, 3U, 2U, 2U), TensorShape(10U, 4U, 5U, 3U), TensorShape(3U, 3U), TensorShape(10U, 4U, 5U, 3U, 2U, 2U));
+
+ // index length is 4
+ add_config(TensorShape(35U, 4U, 3U, 2U, 2U), TensorShape(35U, 4U), TensorShape(4U, 4U), TensorShape(35U, 4U, 3U, 2U, 2U));
+ add_config(TensorShape(10U, 4U, 5U, 3U, 2U, 2U), TensorShape(10U, 4U, 3U), TensorShape(4U, 3U), TensorShape(10U, 4U, 5U, 3U, 2U, 2U));
+
+ // index length is 5
+ add_config(TensorShape(10U, 4U, 5U, 3U, 2U, 2U), TensorShape(10U, 3U), TensorShape(5U, 3U), TensorShape(10U, 4U, 5U, 3U, 2U, 2U));
+ }
+};
+
+// This dataset represents the (m+k)-D updates tensor, (k+1)-d indices tensor and (m+n)-d output tensor cases
+class SmallScatterBatchedDataset final : public ScatterDataset
+{
+public:
+ SmallScatterBatchedDataset()
+ {
+ // NOTE: Config is src, updates, indices, output.
+ // NOTE: Updates/Indices tensors are now batched.
+ // NOTE: indices.shape.x = (updates_batched) ? (src.num_dimensions - updates.num_dimensions) + 2 : (src.num_dimensions - updates.num_dimensions) + 1
+ add_config(TensorShape(6U, 5U), TensorShape(6U, 2U, 2U), TensorShape(1U, 2U, 2U), TensorShape(6U, 5U));
+ add_config(TensorShape(6U, 5U, 2U), TensorShape(6U, 2U, 2U), TensorShape(2U, 2U, 2U), TensorShape(6U, 5U, 2U));
+ add_config(TensorShape(6U, 5U, 2U, 2U), TensorShape(3U, 2U), TensorShape(4U, 3U, 2U), TensorShape(6U, 5U, 2U, 2U));
+ add_config(TensorShape(5U, 5U, 4U, 2U, 2U), TensorShape(6U, 2U), TensorShape(5U, 6U, 2U), TensorShape(5U, 5U, 4U, 2U, 2U));
+ }
+};
+
+// This dataset is for data types that does not require full testing. It contains selected tests from the above.
+class SmallScatterMixedDataset final : public ScatterDataset
+{
+public:
+ SmallScatterMixedDataset()
+ {
+ add_config(TensorShape(10U), TensorShape(2U), TensorShape(1U, 2U), TensorShape(10U));
+ add_config(TensorShape(9U, 3U, 4U), TensorShape(9U, 3U, 2U), TensorShape(1U, 2U), TensorShape(9U, 3U, 4U));
+ add_config(TensorShape(35U, 4U, 3U, 2U, 2U), TensorShape(35U, 4U), TensorShape(4U, 4U), TensorShape(35U, 4U, 3U, 2U, 2U));
+ add_config(TensorShape(11U, 3U, 3U, 2U, 4U), TensorShape(11U, 3U, 3U, 4U), TensorShape(2U, 4U), TensorShape(11U, 3U, 3U, 2U, 4U));
+ // TODO: add_config(TensorShape(6U, 5U, 2U), TensorShape(6U, 2U, 2U), TensorShape(2U, 2U, 2U), TensorShape(6U, 5U, 2U));
+ }
+};
+} // namespace datasets
+} // namespace test
+} // namespace arm_compute
+#endif // ACL_TESTS_DATASETS_SCATTERDATASET_H