chore: import upstream snapshot with attribution

libnd4j/include/ops/declarable/helpers/cpu/toggle_bits.cpp

@@ -0,0 +1,41 @@
+/* ******************************************************************************
+ *
+ *
+ * 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 <helpers/BitwiseUtils.h>
+#include <ops/declarable/helpers/toggle_bits.h>
+#if NOT_EXCLUDED(OP_toggle_bits)
+namespace sd {
+namespace ops {
+namespace helpers {
+template <typename T>
+static void toggle_bits__(LaunchContext* context, NDArray* in, NDArray* out) {
+  auto lambda = LAMBDA_T(_x) { return BitwiseUtils::flip_bits(static_cast<T>(_x)); });
+
+  in->applyLambda<T>(lambda, out);
+}
+
+void __toggle_bits(LaunchContext* context, NDArray* in, NDArray* out) {
+  BUILD_SINGLE_SELECTOR(in->dataType(), toggle_bits__, (context, in, out), SD_INTEGER_TYPES);
+}
+}  // namespace helpers
+}  // namespace ops
+}  // namespace sd
+#endif