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 +1,90 @@
+/* ******************************************************************************
+ *
+ *
+ * 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 GS <sgazeos@gmail.com> at 12/10/2019
+//
+
+#include <system/op_boilerplate.h>
+#if NOT_EXCLUDED(OP_matrix_inverse)
+
+#include <ops/declarable/CustomOperations.h>
+#include <ops/declarable/helpers/lup.h>
+namespace sd {
+namespace ops {
+CUSTOM_OP_IMPL(lu, 1, 2, false, 0, 0) {
+  auto input = INPUT_VARIABLE(0);
+  if(input->isEmpty()) {
+    return Status::OK;
+  }
+  auto z = OUTPUT_VARIABLE(0);
+
+  auto p = OUTPUT_VARIABLE(1);
+  if (block.getIArguments()->size()) {
+    DataType dtype = (DataType)INT_ARG(0);
+    REQUIRE_TRUE(dtype == sd::DataType::INT32 || dtype == sd::DataType::INT64, 0,
+                 "lu: Permutation data type should be 32bit or 64bit int only, but '%s' given.",
+                 DataTypeUtils::asString(dtype).c_str());
+  }
+
+  REQUIRE_TRUE(input->rankOf() >= 2, 0, "lu: The rank of input array should not less than 2, but %i is given",
+               input->rankOf());
+  REQUIRE_TRUE(input->sizeAt(-1) == input->sizeAt(-2), 0,
+               "lu: The last two dimensions should be equal, but %i and %i are given", input->sizeAt(-1),
+               input->sizeAt(-2));
+
+  helpers::lu(block.launchContext(), input, z, p);
+  return Status::OK;
+}
+
+DECLARE_SHAPE_FN(lu) {
+  auto in = inputShape->at(0);
+  auto dtype = INT32;
+  if (block.getIArguments()->size()) {
+    dtype = (DataType)INT_ARG(0);
+    REQUIRE_TRUE(dtype == sd::DataType::INT32 || dtype == sd::DataType::INT64, 0,
+                 "lu: Permutation data type should be 32 bit or 64bit int only, but '%s' given.",
+                 DataTypeUtils::asString(dtype).c_str());
+  }
+
+  auto shapeVector = ShapeUtils::shapeAsVector(in);
+
+  if(shape::isEmptyConst(in)) {
+
+    auto luP = ShapeBuilders::createShapeInfo(dtype, shape::order(in), shapeVector.size() - 1, shapeVector.data(),
+                                              block.workspace(), true);
+    return SHAPELIST(in,luP);
+  }
+  auto luShape = ShapeBuilders::copyShapeInfoAndType(in, in, true, block.workspace());
+  auto luP = ShapeBuilders::createShapeInfo(dtype, shape::order(in), shapeVector.size() - 1, shapeVector.data(),
+                                            block.workspace(), false);
+
+  return SHAPELIST(CONSTANT(luShape), CONSTANT(luP));
+}
+
+DECLARE_TYPES(lu) {
+  getOpDescriptor()
+      ->setAllowedInputTypes({ALL_FLOATS})
+      ->setAllowedOutputTypes(0, {ALL_FLOATS})
+      ->setAllowedOutputTypes(1, {INT32, INT64})
+      ->setSameMode(false);
+}
+}  // namespace ops
+}  // namespace sd
+
+#endif