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 +1,61 @@
+/* ******************************************************************************
+ *
+ *
+ * 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
+ ******************************************************************************/
+
+//
+// Created by raver119 on 07.10.2017.
+//
+#include <array/DataTypeUtils.h>
+#include <helpers/ConstantTadHelper.h>
+#include <helpers/ShapeUtils.h>
+
+#include <ops/declarable/DeclarableOp.h>
+#include <ops/declarable/DeclarableReductionOp.h>
+
+namespace sd {
+namespace ops {
+DeclarableReductionOp::DeclarableReductionOp(int numInputs, int numOutputs, const char* opName, bool allowsInplace,
+                                             int tArgs, int iArgs)
+    : DeclarableOp(numInputs, numOutputs, opName, allowsInplace, tArgs, iArgs) {
+  //
+}
+
+ShapeList* DeclarableReductionOp::calculateOutputShape(ShapeList* inputShape, Context& block) {
+  std::vector<LongType> dims;
+  if (inputShape->size() > 1) {
+    // the second argument is axis
+    auto axis = INPUT_VARIABLE(1);
+    for (int e = 0; e < axis->lengthOf(); e++) dims.push_back(axis->e<int>(e));
+  } else if (block.getIArguments()->size())
+    for (size_t e = 0; e < block.getIArguments()->size(); e++) dims.push_back(INT_ARG(e));
+  else if (block.getAxis()->size()) {
+    dims = *block.getAxis();
+  }
+
+  if (dims.size() > 1) std::sort(dims.begin(), dims.end());
+
+  // special case - output is scalar
+  if (dims.size() == 0 || (dims.size() == 1 && dims.at(0) == DataTypeUtils::max<int>())) {
+    auto newShape = ConstantShapeHelper::getInstance().scalarShapeInfo(block.dataType());
+    return SHAPELIST(newShape);
+  }
+
+  auto newShape = ShapeUtils::evalReduceShapeInfo('c', &dims, inputShape->at(0), false, false, block.getWorkspace());
+  return SHAPELIST(newShape);
+}
+}  // namespace ops
+}  // namespace sd