58 lines
2.0 KiB
C++
58 lines
2.0 KiB
C++
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/*******************************************************************************
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* Copyright (c) 2015-2019 Skymind, Inc.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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//
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// @author raver119@gmail.com
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//
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#include <op_boilerplate.h>
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#if NOT_EXCLUDED(OP_cyclic_rshift_bits)
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#include <ops/declarable/CustomOperations.h>
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#include <ops/declarable/helpers/helpers.h>
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#include <ops/declarable/helpers/shift.h>
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namespace nd4j {
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namespace ops {
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CONFIGURABLE_OP_IMPL(cyclic_rshift_bits, 1, 1, true, 0, -2) {
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auto input = INPUT_VARIABLE(0);
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auto output = OUTPUT_VARIABLE(0);
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REQUIRE_TRUE(block.numI() > 0 || block.width() > 1, 0, "cyclic_rshift_bits: actual shift value is missing");
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uint32_t shift = 0;
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if (block.width() > 1) {
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shift = INPUT_VARIABLE(1)->e<uint32_t>(0);
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} else if (block.numI() > 0) {
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shift = INT_ARG(0);
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};
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helpers::cyclic_rshift_bits(block.launchContext(), *input, *output, shift);
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REQUIRE_TRUE(shift > 0 && shift < input->sizeOfT() * 8, 0, "cyclic_rshift_bits: can't shift beyond size of data type")
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return Status::OK();
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}
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DECLARE_TYPES(cyclic_rshift_bits) {
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getOpDescriptor()
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->setAllowedInputTypes({ALL_INTS})
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->setSameMode(true);
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}
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}
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}
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#endif
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