wehub-resource-sync
96 lines
3.3 KiB
C++
96 lines
3.3 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 24.04.17.
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//
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#ifndef LIBND4J_SPECIALS_H
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#define LIBND4J_SPECIALS_H
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#ifdef __CUDACC__
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#define ELEMENT_THRESHOLD 8192
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#define TAD_THRESHOLD 2
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#endif
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#include <vector>
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#include "legacy/NativeOps.h"
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namespace sd {
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class NDArray;
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// FIXME: get rid of this redefinition
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typedef union {
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float f_;
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int i_;
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} FloatBits2;
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class SD_LIB_EXPORT SpecialTypeConverter {
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public:
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template <typename S, typename T>
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static void convertGeneric(sd::Pointer *extras, void *dx, sd::LongType N, void *dz);
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};
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template <typename T>
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class SD_LIB_EXPORT SpecialMethods {
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public:
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static void concatCpuGeneric(const std::vector<NDArray *> &inArrs, NDArray &output, const LongType axis);
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static void concatCpuGeneric(LongType dimension, int numArrays, NDArray **inArrs,
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NDArray *result);
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static void splitCpuGeneric(NDArray&input, const std::vector<NDArray *> &outArrs, const LongType axis);
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static void accumulateGeneric(NDArray **x, NDArray *z, int n, const sd::LongType length);
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static void averageGeneric(NDArray **x, NDArray *z, int n, const sd::LongType length, bool propagate);
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static sd::LongType getPosition(NDArray *input, sd::LongType index);
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static void quickSort_parallel_internal(NDArray *x, int left, int right, int cutoff,
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bool descending);
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static void quickSort_parallel(NDArray *x, int numThreads,
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bool descending);
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static int nextPowerOf2(int number);
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static int lastPowerOf2(int number);
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static void sortGeneric(NDArray *input, bool descending);
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static void sortTadGeneric(NDArray *input, sd::LongType *dimension, int dimensionLength,bool descending);
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static void decodeBitmapGeneric(NDArray *dx, NDArray *z,sd::LongType N);
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static sd::LongType encodeBitmapGeneric(NDArray *x, sd::LongType N,
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LongType *dz,
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float threshold);
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};
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template <typename X, typename Y>
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class SD_LIB_EXPORT DoubleMethods {
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public:
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static void sortByKey(NDArray *x,NDArray *y,
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bool descending);
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static void sortByValue(NDArray *x,NDArray *y,
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bool descending);
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static void sortTadByKey(NDArray *x,NDArray *y,
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NDArray *dimension, bool descending);
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static void sortTadByValue(NDArray *x, NDArray *y,
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NDArray *dimension, bool descending);
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};
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} // namespace sd
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#endif // LIBND4J_SPECIALS_H
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