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
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+/* ******************************************************************************
+ *
+ *
+ * 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 sgazeos@gmail.com
+//
+#include <ops/declarable/helpers/axis.h>
+
+namespace sd {
+namespace ops {
+namespace helpers {
+
+void adjustAxis(sd::LongType rank, NDArray* axisVector, std::vector<LongType>& output) {
+  if(axisVector->isScalar()) {
+    output.resize(1);
+    auto ca = axisVector->e<sd::LongType>(0);
+    if (ca < 0)  // shift values on rank for negative vals
+      ca += rank;
+    output[0] = ca;
+    return;
+  }
+  output.resize(axisVector->lengthOf());
+  axisVector->tickReadDevice();  // mark input as read on device
+  axisVector->syncToHost();      // sync to host
+  for (int e = 0; e < axisVector->lengthOf(); e++) {
+    auto ca = axisVector->e<sd::LongType>(e);
+    if (ca < 0)  // shift values on rank for negative vals
+      ca += rank;
+
+    output[e] = ca;
+  }
+}
+
+void adjustAxis(sd::LongType rank, std::vector<LongType>& axisVector) {
+  for (size_t e = 0; e < axisVector.size(); e++) {
+    auto a = axisVector[e];
+    if (a < 0) axisVector[e] = a + rank;
+  }
+}
+}  // namespace helpers
+}  // namespace ops
+}  // namespace sd