chore: import upstream snapshot with attribution

2026-07-13 12:47:05 +08:00
commit 4f3b7da785
7394 changed files with 2005594 additions and 0 deletions
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+/* ******************************************************************************
+ *
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Apache License, Version 2.0 which is available at
+ * https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ *  See the NOTICE file distributed with this work for additional
+ *  information regarding copyright ownership.
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ ******************************************************************************/
+
+//
+// This class describes collection of NDArrays
+//
+// @author raver119!gmail.com
+//
+
+#ifndef NDARRAY_LIST_H
+#define NDARRAY_LIST_H
+#include <array/NDArray.h>
+#include <memory/Workspace.h>
+#include <system/common.h>
+
+#include <atomic>
+#include <string>
+#include <unordered_map>
+
+namespace sd {
+class SD_LIB_EXPORT NDArrayList {
+ private:
+  // workspace where chunks belong to
+  // sd::memory::Workspace* _workspace = nullptr;
+  sd::LaunchContext *_context = sd::LaunchContext ::defaultContext();
+
+  // numeric and symbolic ids of this list
+  std::pair<int, int> _id;
+  std::string _name;
+
+  sd::DataType _dtype;
+
+  // stored chunks
+  SD_MAP_IMPL<int, sd::NDArray *> _chunks;
+
+  // just a counter, for stored elements
+  std::atomic<int> _elements;
+  std::atomic<int> _counter;
+
+  // reference shape
+  std::vector<sd::LongType> _shape;
+
+  // unstack axis
+  sd::LongType _axis = 0;
+
+  //
+  bool _expandable = false;
+
+  // maximum number of elements
+  int _height = 0;
+
+ public:
+  NDArrayList(int height, bool expandable = false);
+  ~NDArrayList();
+
+  sd::DataType dataType();
+
+  NDArray *remove(int idx);
+  NDArray *read(int idx);
+  NDArray *readRaw(int idx);
+  sd::Status write(int idx, NDArray *array);
+
+  NDArray *pick(std::initializer_list<LongType> indices);
+  NDArray *pick(std::vector<LongType> &indices);
+  bool isWritten(int index);
+
+  std::vector<sd::LongType> &shape();
+
+  NDArray *stack();
+  void unstack(NDArray *array, LongType axis);
+
+  std::pair<int, int> &id();
+  std::string &name();
+  // sd::memory::Workspace* workspace();
+  sd::LaunchContext *context();
+  NDArrayList *clone();
+
+  bool equals(NDArrayList &other);
+
+  int elements();
+  int height();
+
+  int counter();
+};
+}  // namespace sd
+
+#endif