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 +1,108 @@
+/* ******************************************************************************
+ *
+ *
+ * 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 01/11/17.
+//
+
+#include <system/op_boilerplate.h>
+#if NOT_EXCLUDED(OP_onehot)
+
+#include <helpers/ShapeUtils.h>
+#include <ops/declarable/CustomOperations.h>
+#include <ops/declarable/helpers/one_hot.h>
+
+namespace sd {
+namespace ops {
+CUSTOM_OP_IMPL(onehot, 1, 1, false, -2, -2) {
+  auto input = INPUT_VARIABLE(0);
+
+  // FIXME: double?
+  double on(1.0f);   // T_ARG(0);
+  double off(0.0f);  // T_ARG(1);
+
+  auto axis = -1;   // INT_ARG(0);
+  auto depth = -1;  // INT_ARG(1);
+
+  if (block.numI() > 0) axis = INT_ARG(0);
+
+  if (block.numI() > 1) {
+    depth = INT_ARG(1);
+  } else if (block.width() > 1) {
+    depth = INPUT_VARIABLE(1)->e<sd::LongType>(0);
+  }
+
+  REQUIRE_TRUE(depth > 0, 0, "OneHot: depth must be positive value");
+
+  if (block.width() > 2) {
+    on = INPUT_VARIABLE(2)->e<double>(0);
+
+    if (block.width() > 3) off = INPUT_VARIABLE(3)->e<double>(0);
+  } else if (block.numT() > 0) {
+    on = T_ARG(0);
+
+    if (block.numT() > 1) off = T_ARG(1);
+  }
+
+  auto output = OUTPUT_VARIABLE(0);
+
+  if (axis < 0) axis = output->rankOf() + axis;
+
+  helpers::onehot(block.launchContext(), input, output, axis, depth, on, off);
+
+  return Status::OK;
+}
+
+DECLARE_SHAPE_FN(onehot) {
+  auto inShape = inputShape->at(0);
+
+  DataType dtype = block.numD() > 0 ? D_ARG(0) : FLOAT32;
+
+  int depth = -1;
+  LongType axis = -1;
+
+  if (block.numI() > 0) axis = INT_ARG(0);
+
+  if (block.numI() > 1) {
+    depth = INT_ARG(1);
+  } else if (block.width() > 1) {
+    depth = INPUT_VARIABLE(1)->e<sd::LongType>(0);
+  }
+
+  REQUIRE_TRUE(depth > 0, 0, "OneHot: depth must be positive value");
+
+  int rank = shape::rank(inShape);
+
+  if (axis < 0) axis = rank + 1 + axis;
+
+  std::vector<LongType> shape;
+  for (int e = 0; e < rank; e++) shape.push_back(shape::shapeOf(inShape)[e]);
+
+  shape.insert(shape.begin() + axis, depth);
+  auto newShape = ConstantShapeHelper::getInstance().createShapeInfo(dtype, 'c', rank + 1, shape.data(), -1);
+
+  return SHAPELIST(newShape);
+}
+
+DECLARE_TYPES(onehot) {
+  getOpDescriptor()->setAllowedInputTypes(ANY)->setAllowedOutputTypes({ALL_FLOATS, ALL_INTS});
+}
+}  // namespace ops
+}  // namespace sd
+
+#endif