cavis/libnd4j/include/ops/declarable/generic/parity_ops/fill.cpp

98 lines
3.2 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
******************************************************************************/
//
// @author raver119@gmail.com
//
#include <op_boilerplate.h>
#if NOT_EXCLUDED(OP_fill)
#include <ops/declarable/headers/parity_ops.h>
namespace nd4j {
namespace ops {
CUSTOM_OP_IMPL(fill, 1, 1, false, -2, 0) {
auto shapeArray = INPUT_VARIABLE(0);
auto output = OUTPUT_VARIABLE(0);
auto w = block.width();
auto i = block.numI();
auto t = block.numT();
REQUIRE_TRUE( w > 1 || t > 0 || i > 0, 0, "Fill: either additional variable should exist, or scalar value should be present");
if(output->isEmpty()){
//Empty output array - no-op
return Status::OK();
}
if (w > 1) {
output->assign(INPUT_VARIABLE(1));
} else {
if (t > 0) {
output->assign(T_ARG(0));
} else if (i > 0) {
output->assign(INT_ARG(0));
}
}
STORE_RESULT(output);
return Status::OK();
};
DECLARE_TYPES(fill) {
getOpDescriptor()
->setAllowedInputTypes(0, {ALL_INTS})
->setAllowedInputTypes(1, {ALL_INTS, ALL_FLOATS})
->setAllowedOutputTypes({ALL_INTS, ALL_FLOATS});
}
DECLARE_SHAPE_FN(fill) {
auto shapeArray = INPUT_VARIABLE(0);
const int len = (int) shapeArray->lengthOf();
Nd4jLong *newShape = nullptr;
ALLOCATE(newShape, block.getWorkspace(), shape::shapeInfoLength(len), Nd4jLong);
newShape[0] = len;
for (int e = 0; e < shapeArray->lengthOf(); e++){
newShape[e+1] = shapeArray->e<Nd4jLong>(e);
}
nd4j::DataType dataType;
if (block.width() > 1) {
dataType = INPUT_VARIABLE(1)->dataType();
} else if (block.numT() > 0) {
dataType = Environment::getInstance()->defaultFloatDataType();
} else if (block.numI() > 0) {
dataType = nd4j::DataType::INT32;
} else if (block.numB() > 0) {
dataType = nd4j::DataType::BOOL;
} else
throw std::runtime_error("Fill: missing value to fill output array with");
ShapeUtils::updateStridesAndType(newShape, dataType, 'c');
return SHAPELIST(CONSTANT(newShape));
};
}
}
#endif