wehub-resource-sync
101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/* ******************************************************************************
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*
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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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* See the NOTICE file distributed with this work for additional
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* information regarding copyright ownership.
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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 <system/op_boilerplate.h>
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#include <ops/declarable/CustomOperations.h>
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#if NOT_EXCLUDED(OP_shape_of)
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namespace sd {
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namespace ops {
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CUSTOM_OP_IMPL(shape_of, 1, 1, false, 0, 0) {
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auto x = INPUT_VARIABLE(0);
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auto z = OUTPUT_VARIABLE(0);
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for (int e = 0; e < x->rankOf(); e++) z->p(e, x->sizeAt(e));
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STORE_RESULT(z);
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return Status::OK;
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}
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DECLARE_SYN(shape, shape_of);
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DECLARE_SHAPE_FN(shape_of) {
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auto inShape = inputShape->at(0);
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// LONG by default
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auto dtype = INT64;
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if (block.numI() > 0) dtype = DataTypeUtils::fromInt(INT_ARG(0));
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return SHAPELIST(ConstantShapeHelper::getInstance().vectorShapeInfo(shape::rank(inShape), dtype));
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}
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DECLARE_TYPES(shape_of) {
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getOpDescriptor()->setAllowedInputTypes(ANY)->setAllowedOutputTypes({ALL_INTS});
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}
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} // namespace ops
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} // namespace sd
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#endif
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#if NOT_EXCLUDED(OP_set_shape)
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namespace sd {
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namespace ops {
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CUSTOM_OP_IMPL(set_shape, 2, 1, true, 0, 0) {
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auto x = INPUT_VARIABLE(0);
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auto shape = INPUT_VARIABLE(1);
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auto z = OUTPUT_VARIABLE(0);
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REQUIRE_TRUE(shape->isVector() || shape->isScalar(), 0, "Shape must be either a scalar or a vector");
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auto newShapeInfo = ConstantShapeHelper::getInstance().createShapeInfo(x->dataType(), x->ordering(),
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shape->asVectorT<LongType>());
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z->setShapeInfo(newShapeInfo);
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// if x and z aren't the same reference ensure the elements are the same.
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// this op should almost always be used in place and in very specific circumstances.
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if (x != z) {
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z->assign(x, true);
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}
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return Status::OK;
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}
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DECLARE_SHAPE_FN(set_shape) {
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auto inShape = INPUT_VARIABLE(1);
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return SHAPELIST(inShape->shapeInfo());
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}
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DECLARE_TYPES(set_shape) {
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getOpDescriptor()
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->setAllowedInputTypes(0, ANY)
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->setAllowedInputTypes(1, INT64)
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->setAllowedOutputTypes({ANY});
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}
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} // namespace ops
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} // namespace sd
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#endif
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