cavis/libnd4j/include/helpers/impl/CudaLaunchHelper.cpp
raver119 63fa3c2ef3
libnd4j polishing (#273)
* initial set of include changes

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* one more tweak

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* few more rearrangements

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* few more rearrangements

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* few more rearrangements

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* cuda includes rearrangements

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* java update

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* = namespace changed to sd
- few CMake variables renamed with SD_ prefix

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* java update

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* LoopKind minor fix

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* few more changes

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* few more changes

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* few more changes

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* sanitizer is optional now

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* dev tests updated

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* few more changes

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* last update

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* java update

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2020-03-02 12:49:41 +03:00

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1.4 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 raver on 4/5/2018.
//
#include <helpers/CudaLaunchHelper.h>
#include <math/templatemath.h>
namespace sd {
Triple CudaLaunchHelper::getFlatLaunchParams(Nd4jLong length, int SM, int CORES, int SHARED_MEMORY) {
// TODO: to be implemented
Triple triple(1, 2, 3);
return triple;
}
int CudaLaunchHelper::getReductionBlocks(Nd4jLong xLength, int blockSize) {
int div = xLength / blockSize;
int can = sd::math::nd4j_max<int>(div, 1);
if (xLength % blockSize != 0 && xLength > blockSize)
can++;
// not more then 512 blocks
return sd::math::nd4j_min<int>(can, 512);
}
}