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 +1,128 @@
+/* ******************************************************************************
+ *
+ *
+ * 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
+//
+
+#include <system/op_boilerplate.h>
+#if NOT_EXCLUDED(OP_split_v)
+
+#include <ops/declarable/headers/parity_ops.h>
+
+namespace sd {
+namespace ops {
+CUSTOM_OP_IMPL(split_v, 2, -1, false, 0, -2) {
+  auto input = INPUT_VARIABLE(0);
+  auto sizes = INPUT_VARIABLE(1);
+
+  int axis = 0;
+
+  if (block.getIArguments()->size() > 0) {
+    axis = INT_ARG(0);
+  } else if (block.width() > 2) {
+    auto _a = INPUT_VARIABLE(2);
+    axis = _a->e<int>(0);
+  }
+
+  if (axis < 0) axis += input->rankOf();
+
+  std::vector<sd::LongType> axisVec = {axis};
+
+  int pos = 0;
+  std::vector<sd::LongType> indices(2 * input->rankOf());
+
+  for (sd::LongType e = 0; e < sizes->lengthOf(); e++) {
+    int c_size = sizes->e<int>(e);
+
+    for (int d = 0; d < input->rankOf(); d++) {
+      if (d == axis)
+        indices[2 * d + 1] = (indices[2 * d] = pos) + c_size;
+      else
+        indices[2 * d] = indices[2 * d + 1] = 0;
+    }
+
+    auto output = OUTPUT_VARIABLE(e);
+    REQUIRE_TRUE(output->dataType() == input->dataType(), 0, "SplitV: all outputs must have same data type as input");
+
+    auto sub = (*input)(indices);
+
+    output->assign(sub);
+
+    delete sub;
+    pos += c_size;
+  }
+
+  return sd::Status::OK;
+}
+
+DECLARE_TYPES(split_v) {
+  getOpDescriptor()
+      ->setAllowedInputTypes(0, {ALL_INTS, ALL_FLOATS})
+      ->setAllowedInputTypes(1, {ALL_INTS})
+      ->setAllowedInputTypes(2, {ALL_INTS})
+      ->setAllowedOutputTypes({ALL_INTS, ALL_FLOATS});
+}
+
+DECLARE_SHAPE_FN(split_v) {
+  auto input = inputShape->at(0);
+  // auto sizes = inputShape->at(1);
+
+  auto shapeList = SHAPELIST();
+  int rank = shape::rank(input);
+
+  // 0 is just default axis
+  int axis = 0;
+
+  if (block.getIArguments()->size() > 0)
+    axis = INT_ARG(0);
+  else if (block.width() > 2) {
+    auto _a = INPUT_VARIABLE(2);
+    axis = _a->e<int>(0);
+  }
+
+  if (axis < 0) axis += shape::rank(input);
+
+  // this op assumes we have sizes defined
+  auto sizes = INPUT_VARIABLE(1);
+
+  auto length = sizes->lengthOf();
+  int pos = 0;
+  for (sd::LongType e = 0; e < length; e++) {
+    int c_size = sizes->e<int>(e);
+
+    std::vector<sd::LongType> shape(rank);
+
+    for (sd::LongType d = 0; d < rank; d++) {
+      if (d != axis)
+        shape[d] = shape::sizeAt(input, d);
+      else
+        shape[d] = c_size;
+    }
+
+    auto newShape =
+        ConstantShapeHelper::getInstance().createShapeInfo(ArrayOptions::dataType(input), shape::order(input), shape);
+    shapeList->push_back(newShape);
+  }
+
+  return shapeList;
+}
+}  // namespace ops
+}  // namespace sd
+
+#endif