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
@@ -0,0 +1,145 @@
+/* ******************************************************************************
+ *
+ *
+ * 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
+ ******************************************************************************/
+
+//
+// @author raver119@gmail.com
+//
+
+#ifndef LIBND4J_VARIABLE_H
+#define LIBND4J_VARIABLE_H
+#include <array/NDArray.h>
+#include <array/NDArrayList.h>
+#include <graph/VariableType.h>
+
+
+#include <string>
+
+#ifndef __JAVACPP_HACK__
+
+namespace std {
+
+template <>
+class SD_LIB_EXPORT hash<std::pair<int, int>> {
+ public:
+  size_t operator()(const std::pair<int, int> &k) const;
+};
+
+template <>
+class SD_LIB_EXPORT hash<bfloat16> {
+ public:
+  size_t operator()(const bfloat16 &k) const;
+};
+
+template <>
+class SD_LIB_EXPORT hash<float16> {
+ public:
+  size_t operator()(const float16 &k) const;
+};
+};  // namespace std
+
+#endif
+
+namespace sd {
+namespace graph {
+class SD_LIB_EXPORT Variable {
+ protected:
+  int _id = 0;
+  int _index = 0;
+  NDArray *_ndarray = nullptr;
+  std::string _name;
+
+  std::vector<LongType> _shape;
+
+  bool _external = false;
+  bool _readOnly = false;
+  bool _placeholder = false;
+  bool _removable = true;
+
+  // for now we're setting default to numeric
+  // in future we'll be fetching it right from the array,
+  // InputType _variableType = InputType_UNDEFINED;
+  // DataType _dataType = INHERIT;
+
+  NDArrayList *_list = nullptr;
+
+  VariableType _variableType = NDARRAY;
+
+ public:
+  Variable(bool placeHolder);
+  Variable(NDArray *arrayw, const char *name, int id, int idx = 0);
+  Variable(NDArray *array = nullptr, const char *name = nullptr);
+
+#ifndef __JAVACPP_HACK__
+  Variable(const ::graph::FlatVariable *flatVariable);
+#endif
+
+  ~Variable();
+
+  Variable *clone();
+
+  template <typename N>
+  SD_LIB_EXPORT Variable *asT();
+
+  bool hasNDArray();
+  NDArray *getNDArray();
+  void setNDArray(NDArray *array);
+
+  bool hasNDArrayList();
+  NDArrayList *getNDArrayList();
+  void setNDArrayList(NDArrayList *list);
+
+  bool isExternal();
+  bool isReadOnly();
+  bool isEmpty();
+  bool isRemovable();
+
+  bool isPlaceholder();
+
+  VariableType variableType();
+  void setVariableType(VariableType variableType);
+
+
+
+  void markExternal(bool reallyExternal);
+  void markReadOnly(bool reallyReadOnly);
+  void markRemovable(bool reallyRemovable);
+
+  int id();
+  int index();
+  void setIndex(int index);
+  void setId(int id);
+  void setId(int id, int idx);
+
+  std::string *getName();
+  void setName(std::string *name);
+
+  std::vector<LongType> &shape();
+
+#ifndef __JAVACPP_HACK__
+  /**
+   * This method returns offset to this Variable in FlatBuffer
+   * @param builder
+   * @return
+   */
+  flatbuffers::Offset<::graph::FlatVariable> asFlatVariable(flatbuffers::FlatBufferBuilder &builder);
+#endif
+};
+}  // namespace graph
+}  // namespace sd
+
+#endif  // LIBND4J_VARIABLE_H