cavis/libnd4j/include/ops/declarable/headers/bitwise.h

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/*******************************************************************************
* Copyright (c) 2015-2018 Skymind, Inc.
*
* 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.
*
* 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 nd4j {
namespace ops {
/**
* This operation toggles individual bits of each element in array
*
* PLEASE NOTE: This operation is possible only on integer data types
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*
* @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 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
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}
}
#endif