773 lines
37 KiB
Plaintext
773 lines
37 KiB
Plaintext
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/*******************************************************************************
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* Copyright (c) 2015-2018 Skymind, Inc.
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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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* 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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// @author Yurii Shyrma (iuriish@yahoo.com)
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//
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#include <ops/declarable/helpers/scatter.h>
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#include <numeric>
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#include <helpers/ShapeUtils.h>
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#include <TAD.h>
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#include <helpers/ConstantShapeHelper.h>
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#include <helpers/ConstantTadHelper.h>
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#include <helpers/PointersManager.h>
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namespace nd4j {
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namespace ops {
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namespace helpers {
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// template<typename T, bool locking>
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// __global__ static void scatterCuda(const int opCode, const int numOfSubArrs,
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// void* vx, const Nd4jLong *xShapeInfo, const Nd4jLong *xOffsets,
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// void* vy, const Nd4jLong *yShapeInfo, const Nd4jLong *yOffsets,
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// const int* indexes, unsigned int arrLenX, unsigned int arrLenY) {
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// __shared__ T *x, *y;
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// if (locking) {
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// for (int e = 0; e < numOfSubArrs; e++) {
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// const auto xIndex = indexes[e];
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// const bool isOwner = xIndex < gridDim.x ? blockIdx.x == xIndex : blockIdx.x == xIndex % gridDim.x;
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// if (!isOwner)
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// continue;
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// if (threadIdx.x == 0) {
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// x = reinterpret_cast<T *>(vx) + xOffsets[xIndex];
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// y = reinterpret_cast<T *>(vy) + yOffsets[e];
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// }
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// __syncthreads();
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// for (Nd4jLong i = threadIdx.x; i < arrLenX; i += blockDim.x) {
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// const auto xOffset = shape::getIndexOffset(i, xShapeInfo, arrLenX);
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// const auto yOffset = shape::getIndexOffset(i, yShapeInfo, arrLenY);
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// switch (opCode) {
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// case pairwise::Add:
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// x[xOffset] += y[yOffset];
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// break;
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// case pairwise::Subtract:
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// x[xOffset] -= y[yOffset];
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// break;
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// case pairwise::Multiply:
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// x[xOffset] *= y[yOffset];
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// break;
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// case pairwise::Divide:
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// x[xOffset] /= y[yOffset];
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// break;
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// case pairwise::ReverseSubtract:
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// x[xOffset] = y[yOffset] - x[xOffset];
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// break;
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// case pairwise::ReverseDivide:
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// x[xOffset] = y[yOffset] / x[xOffset];
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// break;
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// case pairwise::CopyPws:
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// x[xOffset] = y[yOffset];
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// break;
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// default:
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// continue;
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// }
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// }
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// __syncthreads();
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// }
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// } else {
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// for (int e = blockIdx.x; e < numOfSubArrs; e+= gridDim.x) {
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// if (threadIdx.x == 0) {
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// const auto xIndex = indexes[e];
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// x = reinterpret_cast<T *>(vx) + xOffsets[xIndex];
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// y = reinterpret_cast<T *>(vy) + yOffsets[e];
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// }
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// __syncthreads();
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// for (Nd4jLong i = threadIdx.x; i < arrLenX; i += blockDim.x) {
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// const auto xOffset = shape::getIndexOffset(i, xShapeInfo, arrLenX);
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// const auto yOffset = shape::getIndexOffset(i, yShapeInfo, arrLenY);
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// switch (opCode) {
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// case pairwise::Add:
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// x[xOffset] += y[yOffset];
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// break;
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// case pairwise::Subtract:
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// x[xOffset] -= y[yOffset];
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// break;
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// case pairwise::Multiply:
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// x[xOffset] *= y[yOffset];
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// break;
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// case pairwise::Divide:
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// x[xOffset] /= y[yOffset];
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// break;
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// case pairwise::ReverseSubtract:
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// x[xOffset] = y[yOffset] - x[xOffset];
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// break;
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// case pairwise::ReverseDivide:
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// x[xOffset] = y[yOffset] / x[xOffset];
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// break;
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// case pairwise::CopyPws:
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// x[xOffset] = y[yOffset];
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// break;
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// default:
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// continue;
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// }
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// }
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// __syncthreads();
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// }
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// }
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// }
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// template <typename T>
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// void scatter_(nd4j::LaunchContext *context, pairwise::Ops op, const NDArray& indices, const NDArray& updates, NDArray& output, const bool lock) {
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// std::vector<int> dims = {0};
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// auto inverted = ShapeUtils::evalDimsToExclude(output.rankOf(), dims);
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// auto packX = nd4j::ConstantTadHelper::getInstance()->tadForDimensions(output.getShapeInfo(), inverted);
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// auto packY = nd4j::ConstantTadHelper::getInstance()->tadForDimensions(updates.getShapeInfo(), inverted);
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// auto psX = packX.specialShapeInfo();
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// auto psY = packY.specialShapeInfo();
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// PointersManager manager(context, "scatter");
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// auto poX = packX.specialOffsets();
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// auto poY = packY.specialOffsets();
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// NDArray::prepareSpecialUse({&output}, {&updates, &indices});
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// unsigned int tadLengthX = shape::length(packX.primaryShapeInfo());
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// unsigned int tadLengthY = shape::length(packY.primaryShapeInfo());
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// if (tadLengthX != tadLengthY)
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// throw std::runtime_error("scatter: Lengths of TADs must be equal");
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// auto blockSize = nd4j::math::nd4j_max<int>(32, nd4j::math::nd4j_min<int>(tadLengthX, 1024));
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// if (lock)
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// scatterCuda<T, true><<<512, blockSize, 1024, *context->getCudaStream()>>>(op, indices.lengthOf(), output.getSpecialBuffer(), psX, poX, updates.getSpecialBuffer(), psY, poY, reinterpret_cast<int *>(indices.getSpecialBuffer()), tadLengthX, tadLengthY);
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// else
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// scatterCuda<T, false><<<512, blockSize, 1024, *context->getCudaStream()>>>(op, indices.lengthOf(), output.getSpecialBuffer(), psX, poX, updates.getSpecialBuffer(), psY, poY, reinterpret_cast<int *>(indices.getSpecialBuffer()), tadLengthX, tadLengthY);
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// NDArray::registerSpecialUse({&output}, {&updates, &indices});
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// manager.synchronize();
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// }
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///////////////////////////////////////////////////////////////////
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// x - indices, y - updates, z - input/output
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template<typename X, typename Y>
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__global__ static void scatterLockCuda(const int opCode,
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const void* vx, const Nd4jLong *xShapeInfo,
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const void* vy, const Nd4jLong *yTadShapeInfo, const Nd4jLong *yOffsets,
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void* vz, const Nd4jLong *zTadShapeInfo, const Nd4jLong *zOffsets,
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const Nd4jLong xLen, const Nd4jLong yTadLen, const Nd4jLong zTadLen) {
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const auto x = reinterpret_cast<const X*>(vx);
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const auto y = reinterpret_cast<const Y*>(vy);
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auto z = reinterpret_cast<Y*>(vz);
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__shared__ bool vectorCase;
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if(threadIdx.x == 0)
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vectorCase = yTadLen == xLen && shape::rank(xShapeInfo) == 1;
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__syncthreads();
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for (int e = 0; e < xLen; e++) {
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const Nd4jLong zIndex = x[shape::getIndexOffset(e, xShapeInfo, xLen)];
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const bool isOwner = zIndex < gridDim.x ? blockIdx.x == zIndex : blockIdx.x == zIndex % gridDim.x;
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if (!isOwner)
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continue;
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if(vectorCase) { // means z_rank = 1 and might be yTadLen != zTadLen in this case
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if(threadIdx.x != 0)
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continue;
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const auto yOffset = shape::getIndexOffset(e, yTadShapeInfo, yTadLen);
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const auto zOffset = shape::getIndexOffset(zIndex, zTadShapeInfo, zTadLen);
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switch (opCode) {
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case pairwise::Add:
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z[zOffset] += y[yOffset];
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break;
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case pairwise::Subtract:
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z[zOffset] -= y[yOffset];
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break;
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case pairwise::Multiply:
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z[zOffset] *= y[yOffset];
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break;
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case pairwise::Divide:
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z[zOffset] /= y[yOffset];
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break;
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case pairwise::ReverseSubtract:
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z[zOffset] = y[yOffset] - z[zOffset];
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break;
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case pairwise::ReverseDivide:
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z[zOffset] = y[yOffset] / z[zOffset];
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break;
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case pairwise::CopyPws:
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z[zOffset] = y[yOffset];
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break;
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case pairwise::MaxPairwise:
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if(z[zOffset] < y[yOffset]) z[zOffset] = y[yOffset];
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break;
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case pairwise::MinPairwise:
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if(z[zOffset] > y[yOffset]) z[zOffset] = y[yOffset];
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break;
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default:
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continue;
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}
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}
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else { // yTadLen == zTadLen in this case
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const Y* yTad = y + yOffsets[e];
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Y* zTad = z + zOffsets[zIndex];
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for (Nd4jLong i = threadIdx.x; i < zTadLen; i += blockDim.x) {
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const auto yOffset = shape::getIndexOffset(i, yTadShapeInfo, zTadLen);
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const auto zOffset = shape::getIndexOffset(i, zTadShapeInfo, zTadLen);
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switch (opCode) {
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case pairwise::Add:
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zTad[zOffset] += yTad[yOffset];
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break;
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case pairwise::Subtract:
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zTad[zOffset] -= yTad[yOffset];
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break;
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case pairwise::Multiply:
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zTad[zOffset] *= yTad[yOffset];
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break;
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case pairwise::Divide:
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zTad[zOffset] /= yTad[yOffset];
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break;
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case pairwise::ReverseSubtract:
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zTad[zOffset] = yTad[yOffset] - zTad[zOffset];
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break;
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case pairwise::ReverseDivide:
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zTad[zOffset] = yTad[yOffset] / zTad[zOffset];
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break;
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case pairwise::CopyPws:
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zTad[zOffset] = yTad[yOffset];
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break;
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case pairwise::MaxPairwise:
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if(zTad[zOffset] < yTad[yOffset]) zTad[zOffset] = yTad[yOffset];
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break;
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case pairwise::MinPairwise:
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if(zTad[zOffset] > yTad[yOffset]) zTad[zOffset] = yTad[yOffset];
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break;
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default:
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continue;
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}
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}
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}
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}
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}
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///////////////////////////////////////////////////////////////////
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template<typename X, typename Y>
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static void scatterLockCudaLauncher(const int blocksPerGrid, const int threadsPerBlock, const int sharedMem, const cudaStream_t *stream,
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const int opCode,
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const void* vx, const Nd4jLong *xShapeInfo,
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const void* vy, const Nd4jLong *yTadShapeInfo, const Nd4jLong *yOffsets,
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void* vz, const Nd4jLong *zTadShapeInfo, const Nd4jLong *zOffsets,
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const Nd4jLong xLen, const Nd4jLong yTadLen, const Nd4jLong zTadLen) {
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scatterLockCuda<X,Y><<<blocksPerGrid, threadsPerBlock, sharedMem, *stream>>>(opCode, vx, xShapeInfo, vy, yTadShapeInfo, yOffsets, vz, zTadShapeInfo, zOffsets, xLen, yTadLen, zTadLen);
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}
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///////////////////////////////////////////////////////////////////
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// x - indices, y - updates, z - input/output
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template<typename X, typename Y>
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__global__ static void scatterCuda(const int opCode,
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const void *vx, const Nd4jLong *xShapeInfo,
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const void *vy, const Nd4jLong *yShapeInfo,
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void *vz, const Nd4jLong *zShapeInfo) {
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const auto x = reinterpret_cast<const X*>(vx);
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const auto y = reinterpret_cast<const Y*>(vy);
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auto z = reinterpret_cast<Y*>(vz);
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__shared__ int xRank, yRank, zRank;
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__shared__ Nd4jLong yLen, totalThreads, *coord;
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if (threadIdx.x == 0) {
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extern __shared__ unsigned char shmem[];
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coord = reinterpret_cast<Nd4jLong*>(shmem);
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yLen = shape::length(yShapeInfo);
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totalThreads = gridDim.x * blockDim.x;
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xRank = shape::rank(xShapeInfo);
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yRank = shape::rank(yShapeInfo);
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zRank = shape::rank(zShapeInfo);
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}
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__syncthreads();
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auto xCoord = coord + threadIdx.x * (xRank + yRank + zRank);
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auto yCoord = xCoord + xRank;
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auto zCoord = yCoord + yRank;
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const auto tid = blockIdx.x * blockDim.x + threadIdx.x;
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for (Nd4jLong i = tid; i < yLen; i += totalThreads) {
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shape::index2coords(yRank, shape::shapeOf(const_cast<Nd4jLong*>(yShapeInfo)), i, yLen, yCoord);
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for (uint j = 0; j < xRank; ++j)
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xCoord[j] = yCoord[j];
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const auto xOffset = shape::getOffset(0, shape::shapeOf(const_cast<Nd4jLong*>(xShapeInfo)), shape::stride(const_cast<Nd4jLong*>(xShapeInfo)), xCoord, xRank);
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zCoord[0] = x[xOffset];
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for (uint j = 0; j < yRank - xRank; ++j)
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zCoord[j + 1] = yCoord[xRank + j];
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const auto yOffset = shape::getOffset(0, shape::shapeOf(const_cast<Nd4jLong*>(yShapeInfo)), shape::stride(const_cast<Nd4jLong*>(yShapeInfo)), yCoord, yRank);
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|
|
const auto zOffset = shape::getOffset(0, shape::shapeOf(const_cast<Nd4jLong*>(zShapeInfo)), shape::stride(const_cast<Nd4jLong*>(zShapeInfo)), zCoord, zRank);
|
||
|
|
|
||
|
|
switch (opCode) {
|
||
|
|
case pairwise::Add:
|
||
|
|
z[zOffset] += y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Subtract:
|
||
|
|
z[zOffset] -= y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Multiply:
|
||
|
|
z[zOffset] *= y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Divide:
|
||
|
|
z[zOffset] /= y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::ReverseSubtract:
|
||
|
|
z[zOffset] = y[yOffset] - z[zOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::ReverseDivide:
|
||
|
|
z[zOffset] = y[yOffset] / z[zOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::CopyPws:
|
||
|
|
z[zOffset] = y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::MaxPairwise:
|
||
|
|
if(z[zOffset] < y[yOffset]) z[zOffset] = y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::MinPairwise:
|
||
|
|
if(z[zOffset] > y[yOffset]) z[zOffset] = y[yOffset];
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
///////////////////////////////////////////////////////////////////
|
||
|
|
template<typename X, typename Y>
|
||
|
|
static void scatterCudaLauncher(const int blocksPerGrid, const int threadsPerBlock, const int sharedMem, const cudaStream_t *stream,
|
||
|
|
const int opCode,
|
||
|
|
const void *vx, const Nd4jLong *xShapeInfo,
|
||
|
|
const void *vy, const Nd4jLong *yShapeInfo,
|
||
|
|
void *vz, const Nd4jLong *zShapeInfo) {
|
||
|
|
|
||
|
|
scatterCuda<X,Y><<<blocksPerGrid, threadsPerBlock, sharedMem, *stream>>>(opCode, vx, xShapeInfo, vy, yShapeInfo, vz, zShapeInfo);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
///////////////////////////////////////////////////////////////////
|
||
|
|
void scatter(nd4j::LaunchContext *context, pairwise::Ops op, const NDArray& indices, const NDArray& updates, NDArray& output, const bool lock) {
|
||
|
|
|
||
|
|
PointersManager manager(context, "scatterND");
|
||
|
|
|
||
|
|
NDArray::prepareSpecialUse({&output}, {&updates, &indices});
|
||
|
|
|
||
|
|
if(lock) {
|
||
|
|
|
||
|
|
const int xRank = indices.rankOf();
|
||
|
|
|
||
|
|
std::vector<int> zTadDims = ShapeUtils::evalDimsToExclude(output.rankOf(), {0});
|
||
|
|
std::vector<int> yTadDims(xRank);
|
||
|
|
std::iota(yTadDims.begin(), yTadDims.end(), xRank == 1 ? 0 : xRank);
|
||
|
|
|
||
|
|
auto packY = nd4j::ConstantTadHelper::getInstance()->tadForDimensions(updates.getShapeInfo(), yTadDims);
|
||
|
|
auto packZ = nd4j::ConstantTadHelper::getInstance()->tadForDimensions(output.getShapeInfo(), zTadDims);
|
||
|
|
|
||
|
|
const Nd4jLong zTadLen = shape::length(packZ.primaryShapeInfo());
|
||
|
|
const Nd4jLong yTadLen = shape::length(packY.primaryShapeInfo());
|
||
|
|
|
||
|
|
const auto threadsPerBlock = nd4j::math::nd4j_max<int>(32, nd4j::math::nd4j_min<int>(zTadLen, 1024));
|
||
|
|
const auto blocksPerGrid = indices.lengthOf();
|
||
|
|
|
||
|
|
const auto xType = indices.dataType();
|
||
|
|
const auto yType = updates.dataType();
|
||
|
|
|
||
|
|
BUILD_DOUBLE_SELECTOR(xType, yType, scatterLockCudaLauncher, (blocksPerGrid, threadsPerBlock, 1024, context->getCudaStream(), op, indices.getSpecialBuffer(), indices.getSpecialShapeInfo(), updates.getSpecialBuffer(), packY.specialShapeInfo(), packY.specialOffsets(), output.getSpecialBuffer(), packZ.specialShapeInfo(), packZ.specialOffsets(), indices.lengthOf(), yTadLen, zTadLen), INTEGER_TYPES, GENERIC_NUMERIC_TYPES);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
|
||
|
|
const int threadsPerBlock = MAX_NUM_THREADS / 8;
|
||
|
|
const int blocksPerGrid = (updates.lengthOf() + threadsPerBlock - 1) / threadsPerBlock;
|
||
|
|
const int sharedMem = 8 * threadsPerBlock * (indices.rankOf() + updates.rankOf() + output.rankOf()) + 128;
|
||
|
|
|
||
|
|
const auto xType = indices.dataType();
|
||
|
|
const auto yType = updates.dataType();
|
||
|
|
|
||
|
|
BUILD_DOUBLE_SELECTOR(xType, yType, scatterCudaLauncher, (blocksPerGrid, threadsPerBlock, sharedMem, context->getCudaStream(), op, indices.getSpecialBuffer(), indices.getSpecialShapeInfo(), updates.getSpecialBuffer(), updates.getSpecialShapeInfo(), output.getSpecialBuffer(), output.getSpecialShapeInfo()), INTEGER_TYPES, GENERIC_NUMERIC_TYPES);
|
||
|
|
}
|
||
|
|
|
||
|
|
NDArray::registerSpecialUse({&output}, {&updates, &indices});
|
||
|
|
manager.synchronize();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
///////////////////////////////////////////////////////////////////
|
||
|
|
// x - indices, y - updates, z - output
|
||
|
|
template<typename X, typename Y>
|
||
|
|
__global__ static void scatterNDLockCuda(const int opCode,
|
||
|
|
const void* vx, const Nd4jLong *xTadShapeInfo, const Nd4jLong *xOffsets,
|
||
|
|
const void* vy, const Nd4jLong *yTadShapeInfo, const Nd4jLong *yOffsets,
|
||
|
|
void* vz, const Nd4jLong *zTadShapeInfo, const Nd4jLong *zOffsets,
|
||
|
|
const Nd4jLong *zShapeInfo,
|
||
|
|
const Nd4jLong numOfXTads, const Nd4jLong numOfZTads, const Nd4jLong yTadLen) {
|
||
|
|
|
||
|
|
// zTadLen == yTadLen if numOfZTads > 1, in opposite case z and y are vectors
|
||
|
|
// numOfXTads == numOfYTads if numOfZTads > 1, in opposite case z and y are vectors
|
||
|
|
|
||
|
|
const auto x = reinterpret_cast<const X*>(vx);
|
||
|
|
const auto y = reinterpret_cast<const Y*>(vy);
|
||
|
|
auto z = reinterpret_cast<Y*>(vz);
|
||
|
|
|
||
|
|
__shared__ Nd4jLong *zTadCoords;
|
||
|
|
__shared__ int xLastDim;
|
||
|
|
|
||
|
|
if (threadIdx.x == 0) {
|
||
|
|
|
||
|
|
extern __shared__ unsigned char shmem[];
|
||
|
|
zTadCoords = reinterpret_cast<Nd4jLong*>(shmem);
|
||
|
|
xLastDim = xTadShapeInfo[1]; // xTad has rank = 1 always
|
||
|
|
}
|
||
|
|
|
||
|
|
__syncthreads();
|
||
|
|
|
||
|
|
Nd4jLong* zTadCoordsPerThread = zTadCoords + threadIdx.x * xLastDim;
|
||
|
|
|
||
|
|
for (Nd4jLong i = 0; i < numOfXTads; ++i) {
|
||
|
|
|
||
|
|
const X* xTad = x + xOffsets[i];
|
||
|
|
|
||
|
|
for (uint k = 0; k < xLastDim; ++k)
|
||
|
|
zTadCoordsPerThread[k] = xTad[shape::getIndexOffset(k, xTadShapeInfo, xLastDim)];
|
||
|
|
|
||
|
|
const auto zTadIndex = shape::coords2index(xLastDim, shape::shapeOf(const_cast<Nd4jLong*>(zShapeInfo)), zTadCoordsPerThread);
|
||
|
|
|
||
|
|
const bool isOwner = zTadIndex < gridDim.x ? blockIdx.x == zTadIndex : blockIdx.x == zTadIndex % gridDim.x;
|
||
|
|
|
||
|
|
if(!isOwner)
|
||
|
|
continue;
|
||
|
|
|
||
|
|
if(numOfZTads == 1) { // yTadLen == numOfXTads in this case
|
||
|
|
|
||
|
|
if(threadIdx.x != 0)
|
||
|
|
continue;
|
||
|
|
|
||
|
|
const auto yOffset = shape::getIndexOffset(i, yTadShapeInfo, yTadLen);
|
||
|
|
const auto zOffset = shape::getIndexOffset(zTadIndex, zTadShapeInfo, yTadLen);
|
||
|
|
|
||
|
|
switch (opCode) {
|
||
|
|
case pairwise::Add:
|
||
|
|
z[zOffset] += y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Subtract:
|
||
|
|
z[zOffset] -= y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Multiply:
|
||
|
|
z[zOffset] *= y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Divide:
|
||
|
|
z[zOffset] /= y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::ReverseSubtract:
|
||
|
|
z[zOffset] = y[yOffset] - z[zOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::ReverseDivide:
|
||
|
|
z[zOffset] = y[yOffset] / z[zOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::CopyPws:
|
||
|
|
z[zOffset] = y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::MaxPairwise:
|
||
|
|
if(z[zOffset] < y[yOffset]) z[zOffset] = y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::MinPairwise:
|
||
|
|
if(z[zOffset] > y[yOffset]) z[zOffset] = y[yOffset];
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
const auto yTad = y + yOffsets[i];
|
||
|
|
const auto zTad = z + zOffsets[zTadIndex];
|
||
|
|
|
||
|
|
for (Nd4jLong j = threadIdx.x; j < yTadLen; j += blockDim.x) {
|
||
|
|
|
||
|
|
const auto yOffset = shape::getIndexOffset(j, yTadShapeInfo, yTadLen);
|
||
|
|
const auto zOffset = shape::getIndexOffset(j, zTadShapeInfo, yTadLen);
|
||
|
|
|
||
|
|
switch (opCode) {
|
||
|
|
case pairwise::Add:
|
||
|
|
zTad[zOffset] += yTad[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Subtract:
|
||
|
|
zTad[zOffset] -= yTad[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Multiply:
|
||
|
|
zTad[zOffset] *= yTad[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Divide:
|
||
|
|
zTad[zOffset] /= yTad[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::ReverseSubtract:
|
||
|
|
zTad[zOffset] = yTad[yOffset] - zTad[zOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::ReverseDivide:
|
||
|
|
zTad[zOffset] = yTad[yOffset] / zTad[zOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::CopyPws:
|
||
|
|
zTad[zOffset] = yTad[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::MaxPairwise:
|
||
|
|
if(zTad[zOffset] < yTad[yOffset]) zTad[zOffset] = yTad[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::MinPairwise:
|
||
|
|
if(zTad[zOffset] > yTad[yOffset]) zTad[zOffset] = yTad[yOffset];
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
///////////////////////////////////////////////////////////////////
|
||
|
|
template<typename X, typename Y>
|
||
|
|
static void scatterNDLockCudaLauncher(const int blocksPerGrid, const int threadsPerBlock, const int sharedMem, const cudaStream_t *stream,
|
||
|
|
const int opCode,
|
||
|
|
const void* vx, const Nd4jLong *xTadShapeInfo, const Nd4jLong *xOffsets,
|
||
|
|
const void* vy, const Nd4jLong *yTadShapeInfo, const Nd4jLong *yOffsets,
|
||
|
|
void* vz, const Nd4jLong *zTadShapeInfo, const Nd4jLong *zOffsets,
|
||
|
|
const Nd4jLong *zShapeInfo,
|
||
|
|
const Nd4jLong numOfXTads, const Nd4jLong numOfZTads, const Nd4jLong zTadLen) {
|
||
|
|
|
||
|
|
scatterNDLockCuda<X,Y><<<blocksPerGrid, threadsPerBlock, sharedMem, *stream>>>(opCode,
|
||
|
|
vx, xTadShapeInfo, xOffsets,
|
||
|
|
vy, yTadShapeInfo, yOffsets,
|
||
|
|
vz, zTadShapeInfo, zOffsets,
|
||
|
|
zShapeInfo,
|
||
|
|
numOfXTads, numOfZTads, zTadLen);
|
||
|
|
}
|
||
|
|
|
||
|
|
///////////////////////////////////////////////////////////////////
|
||
|
|
// x - indices, y - updates, z - output
|
||
|
|
template<typename X, typename Y>
|
||
|
|
__global__ static void scatterNDCuda(const int opCode,
|
||
|
|
const void *vx, const Nd4jLong *xShapeInfo,
|
||
|
|
const void *vy, const Nd4jLong *yShapeInfo,
|
||
|
|
void *vz, const Nd4jLong *zShapeInfo) {
|
||
|
|
|
||
|
|
const auto x = reinterpret_cast<const X*>(vx);
|
||
|
|
const auto y = reinterpret_cast<const Y*>(vy);
|
||
|
|
auto z = reinterpret_cast<Y*>(vz);
|
||
|
|
|
||
|
|
__shared__ int xRank, yRank, zRank, xLastDim;
|
||
|
|
__shared__ Nd4jLong yLen, totalThreads, *coord;
|
||
|
|
|
||
|
|
if (threadIdx.x == 0) {
|
||
|
|
|
||
|
|
extern __shared__ unsigned char shmem[];
|
||
|
|
coord = reinterpret_cast<Nd4jLong*>(shmem);
|
||
|
|
yLen = shape::length(yShapeInfo);
|
||
|
|
totalThreads = gridDim.x * blockDim.x;
|
||
|
|
xRank = shape::rank(xShapeInfo);
|
||
|
|
yRank = shape::rank(yShapeInfo);
|
||
|
|
zRank = shape::rank(zShapeInfo);
|
||
|
|
xLastDim = xShapeInfo[xRank];
|
||
|
|
}
|
||
|
|
|
||
|
|
__syncthreads();
|
||
|
|
|
||
|
|
auto xCoord = coord + threadIdx.x * (xRank + yRank + zRank);
|
||
|
|
auto yCoord = xCoord + xRank;
|
||
|
|
auto zCoord = yCoord + yRank;
|
||
|
|
|
||
|
|
const auto tid = blockIdx.x * blockDim.x + threadIdx.x;
|
||
|
|
|
||
|
|
for (Nd4jLong i = tid; i < yLen; i += totalThreads) {
|
||
|
|
|
||
|
|
shape::index2coords(yRank, shape::shapeOf(const_cast<Nd4jLong*>(yShapeInfo)), i, yLen, yCoord);
|
||
|
|
|
||
|
|
for (uint j = 0; j < xRank - 1; ++j)
|
||
|
|
xCoord[j] = yCoord[j];
|
||
|
|
|
||
|
|
for (uint j = 0; j < xLastDim; ++j) {
|
||
|
|
xCoord[xRank - 1] = j;
|
||
|
|
const auto xOffset = shape::getOffset(0, shape::shapeOf(const_cast<Nd4jLong*>(xShapeInfo)), shape::stride(const_cast<Nd4jLong*>(xShapeInfo)), xCoord, xRank);
|
||
|
|
zCoord[j] = x[xOffset];
|
||
|
|
}
|
||
|
|
|
||
|
|
for (uint j = xLastDim; j < zRank; ++j)
|
||
|
|
zCoord[j] = yCoord[yRank - zRank + j];
|
||
|
|
|
||
|
|
const auto yOffset = shape::getOffset(0, shape::shapeOf(const_cast<Nd4jLong*>(yShapeInfo)), shape::stride(const_cast<Nd4jLong*>(yShapeInfo)), yCoord, yRank);
|
||
|
|
const auto zOffset = shape::getOffset(0, shape::shapeOf(const_cast<Nd4jLong*>(zShapeInfo)), shape::stride(const_cast<Nd4jLong*>(zShapeInfo)), zCoord, zRank);
|
||
|
|
|
||
|
|
switch (opCode) {
|
||
|
|
case pairwise::Add:
|
||
|
|
z[zOffset] += y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Subtract:
|
||
|
|
z[zOffset] -= y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Multiply:
|
||
|
|
z[zOffset] *= y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::Divide:
|
||
|
|
z[zOffset] /= y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::ReverseSubtract:
|
||
|
|
z[zOffset] = y[yOffset] - z[zOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::ReverseDivide:
|
||
|
|
z[zOffset] = y[yOffset] / z[zOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::CopyPws:
|
||
|
|
z[zOffset] = y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::MaxPairwise:
|
||
|
|
if(z[zOffset] < y[yOffset]) z[zOffset] = y[yOffset];
|
||
|
|
break;
|
||
|
|
case pairwise::MinPairwise:
|
||
|
|
if(z[zOffset] > y[yOffset]) z[zOffset] = y[yOffset];
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
///////////////////////////////////////////////////////////////////
|
||
|
|
template<typename X, typename Y>
|
||
|
|
static void scatterNDCudaLauncher(const int blocksPerGrid, const int threadsPerBlock, const int sharedMem, const cudaStream_t *stream,
|
||
|
|
const int opCode,
|
||
|
|
const void *vx, const Nd4jLong *xShapeInfo,
|
||
|
|
const void *vy, const Nd4jLong *yShapeInfo,
|
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void *vz, const Nd4jLong *zShapeInfo) {
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scatterNDCuda<X,Y><<<blocksPerGrid, threadsPerBlock, sharedMem, *stream>>>(opCode, vx, xShapeInfo, vy, yShapeInfo, vz, zShapeInfo);
|
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}
|
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///////////////////////////////////////////////////////////////////
|
||
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void scatterND(nd4j::LaunchContext *context, pairwise::Ops op, const NDArray& indices, const NDArray& updates, NDArray& output, const bool lock) {
|
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const int xRank = indices.rankOf();
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const int yRank = updates.rankOf();
|
||
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const int zRank = output.rankOf();
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PointersManager manager(context, "scatterND");
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NDArray::prepareSpecialUse({&output}, {&updates, &indices});
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|
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if(lock) {
|
||
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|
||
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const int xLastDim = indices.sizeAt(-1);
|
||
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|
||
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// y_tad and z_tad have the same shape
|
||
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std::vector<int> yTadDims(zRank - xLastDim), zTadDims(zRank - xLastDim);
|
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for (int j = 0, i = zTadDims.size() - 1; i >=0 ; --i, ++j) {
|
||
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yTadDims[i] = yRank - 1 - j;
|
||
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|
zTadDims[i] = zRank - 1 - j;
|
||
|
|
}
|
||
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|
||
|
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auto packX = nd4j::ConstantTadHelper::getInstance()->tadForDimensions(indices.getShapeInfo(), {xRank - 1});
|
||
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|
auto packY = nd4j::ConstantTadHelper::getInstance()->tadForDimensions(updates.getShapeInfo(), yTadDims);
|
||
|
|
auto packZ = nd4j::ConstantTadHelper::getInstance()->tadForDimensions(output.getShapeInfo(), zTadDims);
|
||
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|
|
||
|
|
const int threadsPerBlock = MAX_NUM_THREADS / 4;
|
||
|
|
const int blocksPerGrid = packZ.numberOfTads();
|
||
|
|
const int sharedMem = 8 * threadsPerBlock * xLastDim + 128;
|
||
|
|
|
||
|
|
const auto xType = indices.dataType();
|
||
|
|
const auto yType = updates.dataType();
|
||
|
|
|
||
|
|
BUILD_DOUBLE_SELECTOR(xType, yType, scatterNDLockCudaLauncher, (blocksPerGrid, threadsPerBlock, sharedMem, context->getCudaStream(), op, indices.getSpecialBuffer(), packX.specialShapeInfo(), packX.specialOffsets(), updates.getSpecialBuffer(), packY.specialShapeInfo(), packY.specialOffsets(), output.getSpecialBuffer(), packZ.specialShapeInfo(), packZ.specialOffsets(), output.getSpecialShapeInfo(), packX.numberOfTads(), packZ.numberOfTads(), shape::length(packY.primaryShapeInfo())), INTEGER_TYPES, GENERIC_NUMERIC_TYPES);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
|
||
|
|
const int threadsPerBlock = MAX_NUM_THREADS / 8;
|
||
|
|
const int blocksPerGrid = (updates.lengthOf() + threadsPerBlock - 1) / threadsPerBlock;
|
||
|
|
const int sharedMem = 8 * threadsPerBlock * (xRank + yRank + zRank) + 128;
|
||
|
|
|
||
|
|
const auto xType = indices.dataType();
|
||
|
|
const auto yType = updates.dataType();
|
||
|
|
|
||
|
|
BUILD_DOUBLE_SELECTOR(xType, yType, scatterNDCudaLauncher, (blocksPerGrid, threadsPerBlock, sharedMem, context->getCudaStream(), op, indices.getSpecialBuffer(), indices.getSpecialShapeInfo(), updates.getSpecialBuffer(), updates.getSpecialShapeInfo(), output.getSpecialBuffer(), output.getSpecialShapeInfo()), INTEGER_TYPES, GENERIC_NUMERIC_TYPES);
|
||
|
|
}
|
||
|
|
|
||
|
|
NDArray::registerSpecialUse({&output}, {&updates, &indices});
|
||
|
|
manager.synchronize();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
void scatterForLoss(nd4j::LaunchContext *context, const NDArray& indices, const NDArray& updates, NDArray& output, const bool calcGrad) {
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
BUILD_DOUBLE_TEMPLATE(template void scatterCudaLauncher, (const int blocksPerGrid, const int threadsPerBlock, const int sharedMem, const cudaStream_t *stream, const int opCode, const void *vx, const Nd4jLong *xShapeInfo, const void *vy, const Nd4jLong *yShapeInfo, void *vz, const Nd4jLong *zShapeInfo), INTEGER_TYPES, GENERIC_NUMERIC_TYPES);
|
||
|
|
BUILD_DOUBLE_TEMPLATE(template void scatterLockCudaLauncher, (const int blocksPerGrid, const int threadsPerBlock, const int sharedMem, const cudaStream_t *stream, const int opCode, const void* vx, const Nd4jLong *xShapeInfo, const void* vy, const Nd4jLong *yTadShapeInfo, const Nd4jLong *yOffsets, void* vz, const Nd4jLong *zTadShapeInfo, const Nd4jLong *zOffsets, const Nd4jLong xLen, const Nd4jLong yTadLen, const Nd4jLong zTadLen), INTEGER_TYPES, GENERIC_NUMERIC_TYPES);
|
||
|
|
BUILD_DOUBLE_TEMPLATE(template void scatterNDCudaLauncher, (const int blocksPerGrid, const int threadsPerBlock, const int sharedMem, const cudaStream_t *stream, const int opCode, const void *vx, const Nd4jLong *xShapeInfo, const void *vy, const Nd4jLong *yShapeInfo, void *vz, const Nd4jLong *zShapeInfo), INTEGER_TYPES, GENERIC_NUMERIC_TYPES);
|
||
|
|
BUILD_DOUBLE_TEMPLATE(template void scatterNDLockCudaLauncher, (const int blocksPerGrid, const int threadsPerBlock, const int sharedMem, const cudaStream_t *stream, const int opCode, const void* vx, const Nd4jLong *xTadShapeInfo, const Nd4jLong *xOffsets, const void* vy, const Nd4jLong *yTadShapeInfo, const Nd4jLong *yOffsets, void* vz, const Nd4jLong *zTadShapeInfo, const Nd4jLong *zOffsets, const Nd4jLong *zShapeInfo, const Nd4jLong numOfXTads, const Nd4jLong numOfZTads, const Nd4jLong zTadLen), INTEGER_TYPES, GENERIC_NUMERIC_TYPES);
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// PointersManager manager(&context, "NativeOps::concat");
|
||
|
|
// PointersManager::printDevContentOnDev<int>(vx, 2);
|
||
|
|
// PointersManager::printDevContentOnDev<Nd4jLong>(xShapeInfo, 8);
|
||
|
|
// PointersManager::printDevContentOnDev<float>(vy, 8);
|
||
|
|
// PointersManager::printDevContentOnDev<Nd4jLong>(yShapeInfo, 8);
|
||
|
|
// PointersManager::printDevContentOnDev<Nd4jLong>(zShapeInfo, 8);
|
||
|
|
|
||
|
|
// manager.printDevContentOnHost<int>(indices.getSpecialBuffer(), indices.lengthOf());
|
||
|
|
// manager.printDevContentOnHost<Nd4jLong>(indices.getSpecialShapeInfo(), shape::shapeInfoLength(indices.rankOf()));
|
||
|
|
// manager.printDevContentOnHost<float>(updates.getSpecialBuffer(), updates.lengthOf());
|
||
|
|
// manager.printDevContentOnHost<Nd4jLong>(updates.getSpecialShapeInfo(), shape::shapeInfoLength(updates.rankOf()));
|
||
|
|
// manager.printDevContentOnHost<Nd4jLong>(output.getSpecialShapeInfo(), shape::shapeInfoLength(output.rankOf()));
|
||
|
|
// printf("!!!!!!!\n");
|
||
|
|
// manager.printDevContentOnHost<Nd4jLong>(packX.specialShapeInfo(), 2*shape::rank(packX.primaryShapeInfo()) + 4);
|
||
|
|
// manager.printDevContentOnHost<Nd4jLong>(packX.specialOffsets(), packX.numberOfTads());
|
||
|
|
// manager.printDevContentOnHost<Nd4jLong>(packY.specialShapeInfo(), 2*shape::rank(packY.primaryShapeInfo()) + 4);
|
||
|
|
// manager.printDevContentOnHost<Nd4jLong>(packY.specialOffsets(), packY.numberOfTads());
|
||
|
|
// manager.printDevContentOnHost<Nd4jLong>(packZ.specialShapeInfo(), 2*shape::rank(packZ.primaryShapeInfo()) + 4);
|
||
|
|
// manager.printDevContentOnHost<Nd4jLong>(packZ.specialOffsets(), packZ.numberOfTads());
|
||
|
|
// printf("dddddddd\n");
|
||
|
|
// shape::printShapeInfoLinear(packY.primaryShapeInfo());
|