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 Yurii Shyrma (iuriish@yahoo.com)
+//
+#include <system/op_boilerplate.h>
+#if NOT_EXCLUDED(OP_sqrtm)
+
+#include <helpers/Sqrtm.h>
+#include <ops/declarable/CustomOperations.h>
+
+namespace sd {
+namespace ops {
+namespace helpers {
+
+//////////////////////////////////////////////////////////////////////////
+template <typename T>
+static void sqrtm_(NDArray* x, NDArray* z) {
+  if (x->rankOf() == 2) {
+    Sqrtm<T>::calc(*x, *z);
+  } else {
+    auto listX = x->allTensorsAlongDimension({-2, -1});
+    auto listZ = z->allTensorsAlongDimension({-2, -1});
+
+    auto func = PRAGMA_THREADS_FOR {
+      for (auto i = start; i < stop; i++) Sqrtm<T>::calc(*listX.at(i), *listZ.at(i));
+    };
+
+    samediff::Threads::parallel_tad(func, 0, listX.size());
+  }
+}
+
+//////////////////////////////////////////////////////////////////////////
+void sqrtm(LaunchContext* context, NDArray* x, NDArray* z) {
+  x->syncToHost();
+  BUILD_SINGLE_SELECTOR(z->dataType(), sqrtm_, (x, z), SD_FLOAT_TYPES);
+  z->syncToDevice();
+}
+
+}  // namespace helpers
+}  // namespace ops
+}  // namespace sd
+
+#endif