wehub-resource-sync
132 lines
5.0 KiB
C++
132 lines
5.0 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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// Created by raver119 on 17.10.2017.
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//
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#include <array/DataTypeUtils.h>
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#include <helpers/ConstantTadHelper.h>
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#include <helpers/ShapeUtils.h>
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#include <ops/declarable/LegacyReduce3Op.h>
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#include <ops/declarable/OpRegistrator.h>
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#include <legacy/NativeOpExecutioner.h>
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namespace sd {
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namespace ops {
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Status LegacyReduce3Op::validateAndExecute(Context &block) {
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auto x = INPUT_VARIABLE(0);
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auto y = INPUT_VARIABLE(1);
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auto z = OUTPUT_VARIABLE(0);
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NDArray::prepareSpecialUse({z}, {x, y});
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int opNum = block.opNum() < 0 ? this->_opNum : block.opNum();
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sd_debug("Executing LegacyReduce3Op: [%i]\n", opNum);
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ExtraArguments extras(*block.getTArguments());
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PointersManager manager(block.launchContext(), "LegacyReduce3Op");
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if (x->isSameShape(y) && (block.getIArguments()->size() == 0 ||
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(block.getIArguments()->size() == 1 && INT_ARG(0) == DataTypeUtils::max<int>()))) {
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// reduce3 to scalar
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NativeOpExecutioner::execReduce3Scalar(
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block.launchContext(), opNum, x->buffer(), x->shapeInfo(), x->specialBuffer(), x->specialShapeInfo(),
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extras.argumentsAsT(z->dataType()), y->buffer(), y->shapeInfo(), y->specialBuffer(), y->specialShapeInfo(),
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z->buffer(), z->shapeInfo(), z->specialBuffer(), z->specialShapeInfo());
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} else {
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std::vector<LongType> dims(*block.getAxis());
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for (size_t e = 0; e < dims.size(); e++)
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if (dims[e] < 0) dims[e] += x->rankOf();
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auto packX = ConstantTadHelper::getInstance().tadForDimensions(x->shapeInfo(), &dims);
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auto packZ = ConstantTadHelper::getInstance().tadForDimensions(z->shapeInfo(), &dims);
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REQUIRE_TRUE(dims.size() > 0, 0, "Some dimensions requuired for reduction!");
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auto xTadShape = Environment::getInstance().isCPU()
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? packX->primaryShapeInfo()
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: packX->specialShapeInfo();
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auto xTadOffsets = Environment::getInstance().isCPU()
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? packX->primaryOffsets()
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: packX->specialOffsets();
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auto yTadShape = Environment::getInstance().isCPU()
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? packZ->primaryShapeInfo()
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: packZ->specialOffsets();
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auto yTadOffsets = Environment::getInstance().isCPU()
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? packZ->primaryOffsets()
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: packZ->specialOffsets();
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NativeOpExecutioner::execReduce3(block.launchContext(), opNum, x->buffer(), x->shapeInfo(), x->specialBuffer(),
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x->specialShapeInfo(), extras.argumentsAsT(z->dataType()), y->buffer(),
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y->shapeInfo(), y->specialBuffer(), y->specialShapeInfo(), z->buffer(),
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z->shapeInfo(), z->specialBuffer(), z->specialShapeInfo(), dims.data(),
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dims.size(), xTadShape, xTadOffsets, yTadShape, yTadOffsets);
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}
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manager.synchronize();
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STORE_RESULT(*z);
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traceExecIfNeeded(block);
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return Status::OK;
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}
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LegacyReduce3Op::LegacyReduce3Op() : LegacyOp(2) {
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//
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}
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LegacyReduce3Op::LegacyReduce3Op(int opNum) : LegacyOp(2, opNum) {
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//
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}
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LegacyOp *LegacyReduce3Op::clone() { return new LegacyReduce3Op(this->_opNum); }
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/**
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* For all reductions rules are simple: either you return scalar, or you return reduced NDArray.
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* It solely depends on input shape, and requested dimensions
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*/
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ShapeList *LegacyReduce3Op::calculateOutputShape(ShapeList *inputShape, Context &block) {
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auto xShape = inputShape->at(0);
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auto yShape = inputShape->at(1);
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LongType *zShape = nullptr;
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if (shape::equalsSoft(xShape, yShape) &&
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(block.getIArguments()->size() == 0 ||
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(block.getIArguments()->size() == 1 && INT_ARG(0) == DataTypeUtils::max<int>()))) {
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// reduce3 to scalar case
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ALLOCATE(zShape, block.getWorkspace(), shape::shapeInfoLength(2), sd::LongType);
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zShape[0] = 2;
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zShape[1] = 1;
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zShape[2] = 1;
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zShape[3] = 1;
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zShape[4] = 1;
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zShape[5] = 0;
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zShape[6] = 1;
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zShape[7] = 99;
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} else {
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sd::LongType *xShape2 = ShapeUtils::evalReduceShapeInfo('c', block.getIArguments(), xShape, false, true);
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return SHAPELIST(xShape2);
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}
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return SHAPELIST(zShape);
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}
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} // namespace ops
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} // namespace sd
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