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 raver119@gmail.com
+//
+
+#ifndef LIBND4J_HEADERS_BITWISE_H
+#define LIBND4J_HEADERS_BITWISE_H
+#include <ops/declarable/headers/common.h>
+
+namespace sd {
+namespace ops {
+/**
+ * This operation toggles individual bits of each element in array
+ *
+ * PLEASE NOTE: This operation is possible only on integer data types
+ *
+ * @tparam T
+ */
+#if NOT_EXCLUDED(OP_toggle_bits)
+DECLARE_OP(toggle_bits, -1, -1, true);
+#endif
+
+/**
+ * This operation shift individual bits of each element in array to the left: <<
+ *
+ * PLEASE NOTE: This operation is applicable only to integer data types
+ *
+ * @tparam T
+ */
+#if NOT_EXCLUDED(OP_shift_bits)
+DECLARE_BROADCASTABLE_OP(shift_bits, 0, 0);
+#endif
+
+/**
+ * This operation shift individual bits of each element in array to the right: >>
+ *
+ * PLEASE NOTE: This operation is applicable only to integer data types
+ *
+ * @tparam T
+ */
+#if NOT_EXCLUDED(OP_rshift_bits)
+DECLARE_BROADCASTABLE_OP(rshift_bits, 0, 0);
+#endif
+
+/**
+ * This operation shift individual bits of each element in array, shifting to the left
+ *
+ * PLEASE NOTE: This operation is applicable only to integer data types
+ *
+ * @tparam T
+ */
+#if NOT_EXCLUDED(OP_cyclic_shift_bits)
+DECLARE_BROADCASTABLE_OP(cyclic_shift_bits, 0, 0);
+#endif
+
+/**
+ * This operation shift individual bits of each element in array, shifting to the right
+ *
+ * PLEASE NOTE: This operation is applicable only to integer data types
+ *
+ * @tparam T
+ */
+#if NOT_EXCLUDED(OP_cyclic_rshift_bits)
+DECLARE_BROADCASTABLE_OP(cyclic_rshift_bits, 0, 0);
+#endif
+
+/**
+ * This operation applies bitwise AND
+ *
+ * PLEASE NOTE: This operation is applicable only to integer data types
+ *
+ * @tparam T
+ */
+#if NOT_EXCLUDED(OP_bitwise_and)
+DECLARE_BROADCASTABLE_OP(bitwise_and, 0, 0);
+#endif
+
+/**
+ * This operation applies bitwise OR
+ *
+ * PLEASE NOTE: This operation is applicable only to integer data types
+ *
+ * @tparam T
+ */
+#if NOT_EXCLUDED(OP_bitwise_or)
+DECLARE_BROADCASTABLE_OP(bitwise_or, 0, 0);
+#endif
+
+/**
+ * This operation applies bitwise XOR
+ *
+ * PLEASE NOTE: This operation is applicable only to integer data types
+ *
+ * @tparam T
+ */
+#if NOT_EXCLUDED(OP_bitwise_xor)
+DECLARE_BROADCASTABLE_OP(bitwise_xor, 0, 0);
+#endif
+
+/**
+ * This operation returns hamming distance based on bits
+ *
+ * PLEASE NOTE: This operation is applicable only to integer data types
+ *
+ * @tparam T
+ */
+#if NOT_EXCLUDED(OP_bits_hamming_distance)
+DECLARE_CUSTOM_OP(bits_hamming_distance, 2, 1, true, 0, 0);
+#endif
+}  // namespace ops
+}  // namespace sd
+
+#endif