cavis/libnd4j/include/ops/declarable/generic/shape/size.cpp

52 lines
1.7 KiB
C++

/*******************************************************************************
* 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
******************************************************************************/
//
// Created by raver119 on 01.11.2017.
//
#include <system/op_boilerplate.h>
#if NOT_EXCLUDED(OP_size)
#include <ops/declarable/CustomOperations.h>
namespace sd {
namespace ops {
CUSTOM_OP_IMPL(size, 1, 1, false, 0, 0) {
auto input = INPUT_VARIABLE(0);
auto output = OUTPUT_VARIABLE(0);
REQUIRE_TRUE(output->isScalar(), 0, "Size output should be scalar");
output->p(0, input->lengthOf());
output->syncToDevice();
return Status::OK();
}
DECLARE_SHAPE_FN(size) {
return SHAPELIST(ConstantShapeHelper::getInstance()->scalarShapeInfo(sd::DataType::INT64));
}
DECLARE_TYPES(size) {
getOpDescriptor()
->setAllowedInputTypes(sd::DataType::ANY)
->setAllowedOutputTypes({ALL_INTS, ALL_FLOATS})
->allowOverride(true);
}
}
}
#endif