1167 lines
49 KiB
Plaintext
1167 lines
49 KiB
Plaintext
/*******************************************************************************
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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 <helpers/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 sd {
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namespace ops {
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namespace helpers {
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///////////////////////////////////////////////////////////////////
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// x - indices, y - contains number of bad indices, z - input/output
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template<typename X>
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__global__ static void checkIndicesCuda(const void *vx, const Nd4jLong *xShapeInfo, Nd4jLong* y, const Nd4jLong *zShapeInfo, const int axis) {
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const auto x = reinterpret_cast<const X*>(vx);
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__shared__ int xRank, *coords, xLastDim;
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__shared__ Nd4jLong xLen, numOfBadIndxPerBlock;
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if (threadIdx.x == 0) {
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extern __shared__ unsigned char shmem[];
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coords = reinterpret_cast<int*>(shmem);
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xRank = shape::rank(xShapeInfo);
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xLen = shape::length(xShapeInfo);
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numOfBadIndxPerBlock = 0;
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}
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__syncthreads();
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auto xCoords = coords + threadIdx.x * xRank;
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for (Nd4jLong i = blockIdx.x * blockDim.x + threadIdx.x; i < xLen; i += gridDim.x * blockDim.x) {
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shape::index2coords(i, xShapeInfo, xCoords);
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const Nd4jLong currentInd = x[shape::getOffset(xShapeInfo, xCoords)];
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if(currentInd >= shape::sizeAt(zShapeInfo, axis == -1 ? xCoords[xRank-1] : axis)) {
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printf("checkIndices cuda: out of range element %lld at index %lld \n", currentInd, i);
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sd::math::atomics::nd4j_atomicAdd<Nd4jLong>(&numOfBadIndxPerBlock, 1);
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}
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}
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__syncthreads();
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if (threadIdx.x == 0 && numOfBadIndxPerBlock != 0)
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sd::math::atomics::nd4j_atomicAdd<Nd4jLong>(y, numOfBadIndxPerBlock);
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}
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///////////////////////////////////////////////////////////////////
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template<typename X>
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static void checkIndicesCudaLauncher(const int blocksPerGrid, const int threadsPerBlock, const int sharedMem, const cudaStream_t *stream,
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const void *vx, const Nd4jLong *xShapeInfo, Nd4jLong* y, const Nd4jLong *zShapeInfo, const int axis) {
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checkIndicesCuda<X><<<blocksPerGrid, threadsPerBlock, sharedMem, *stream>>>(vx, xShapeInfo, y, zShapeInfo, axis);
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}
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///////////////////////////////////////////////////////////////////
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Nd4jLong checkIndices(sd::LaunchContext *context, const NDArray& indices, const NDArray& output, const int axis) {
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const int threadsPerBlock = MAX_NUM_THREADS / 2;
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const int blocksPerGrid = (indices.lengthOf() + threadsPerBlock - 1) / threadsPerBlock;
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const int sharedMem = threadsPerBlock * sizeof(int) * indices.rankOf() + 256;
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const auto xType = indices.dataType();
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PointersManager manager(context, "scatterNDcheckIndices");
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// scalar, initial value = 0
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NDArray numOfBadIndx(sd::DataType::INT64, context, true);
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NDArray::prepareSpecialUse({&numOfBadIndx}, {&indices});
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BUILD_SINGLE_SELECTOR(xType, checkIndicesCudaLauncher, (blocksPerGrid, threadsPerBlock, sharedMem, context->getCudaStream(), indices.specialBuffer(), indices.specialShapeInfo(), reinterpret_cast<Nd4jLong*>(numOfBadIndx.specialBuffer()), output.specialShapeInfo(), axis), INDEXING_TYPES);
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NDArray::registerSpecialUse({&numOfBadIndx}, {&indices});
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manager.synchronize();
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return numOfBadIndx.t<Nd4jLong>(0);
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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 *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, xNonUnitDim, yNonUnitDim, zNonUnitDim, *coords;
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__shared__ Nd4jLong xLen, zLen;
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__shared__ bool is1Dcase, xySameStride;
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if (threadIdx.x == 0) {
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extern __shared__ unsigned char shmem[];
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coords = reinterpret_cast<int*>(shmem);
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xLen = shape::length(xShapeInfo);
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zLen = shape::length(zShapeInfo);
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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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xNonUnitDim = yNonUnitDim = zNonUnitDim = 0;
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is1Dcase = (shape::isCommonVector(zShapeInfo, zNonUnitDim) || shape::isScalar(zShapeInfo)) && (shape::isCommonVector(yShapeInfo, yNonUnitDim) || shape::isScalar(yShapeInfo)) && (shape::isCommonVector(xShapeInfo, xNonUnitDim) || shape::isScalar(xShapeInfo));
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if(is1Dcase)
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xySameStride = shape::stride(xShapeInfo)[xNonUnitDim] = shape::stride(yShapeInfo)[yNonUnitDim];
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}
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__syncthreads();
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Nd4jLong yOffset, zOffset;
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int zFirstCoord, *yCoords, *zCoords;
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for (Nd4jLong i = blockIdx.x * blockDim.x + threadIdx.x; i < zLen; i += gridDim.x * blockDim.x) {
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if(!is1Dcase) {
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yCoords = coords + threadIdx.x * (yRank + zRank);
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zCoords = yCoords + yRank;
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shape::index2coords(i, zShapeInfo, zCoords);
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}
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for (Nd4jLong j = 0; j < xLen; ++j) {
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if(is1Dcase) {
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yOffset = j * shape::stride(yShapeInfo)[yNonUnitDim];
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zFirstCoord = x[xySameStride ? yOffset : j * shape::stride(xShapeInfo)[xNonUnitDim]];
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if(i != zFirstCoord)
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continue;
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zOffset = i * shape::stride(zShapeInfo)[zNonUnitDim];
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}
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else {
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shape::index2coords(j, xShapeInfo, yCoords); // first xRank coordinates in yCoords are the same for y and x
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zFirstCoord = x[shape::getOffset(xShapeInfo, yCoords)];
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if(zCoords[0] != zFirstCoord)
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continue;
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for (uint k = 0; k < yRank - xRank; ++k)
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yCoords[xRank + k] = zCoords[k + 1];
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yOffset = shape::getOffset(yShapeInfo, yCoords);
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zOffset = shape::getOffset(zShapeInfo, zCoords);
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}
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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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}
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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, xNonUnitDim, yNonUnitDim, zNonUnitDim, *coords;
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__shared__ Nd4jLong yLen;
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__shared__ bool is1Dcase, xySameStride;
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if (threadIdx.x == 0) {
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extern __shared__ unsigned char shmem[];
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coords = reinterpret_cast<int*>(shmem);
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yLen = shape::length(yShapeInfo);
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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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xNonUnitDim = yNonUnitDim = zNonUnitDim = 0;
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is1Dcase = (shape::isCommonVector(zShapeInfo, zNonUnitDim) || shape::isScalar(zShapeInfo)) && (shape::isCommonVector(yShapeInfo, yNonUnitDim) || shape::isScalar(yShapeInfo)) && (shape::isCommonVector(xShapeInfo, xNonUnitDim) || shape::isScalar(xShapeInfo));
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if(is1Dcase)
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xySameStride = shape::stride(xShapeInfo)[xNonUnitDim] = shape::stride(yShapeInfo)[yNonUnitDim];
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}
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__syncthreads();
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Nd4jLong xOffset, yOffset, zOffset;
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int *yCoords, *zCoords;
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if(!is1Dcase) {
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yCoords = coords + threadIdx.x * (yRank + zRank);
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zCoords = yCoords + yRank;
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}
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for (Nd4jLong i = blockIdx.x * blockDim.x + threadIdx.x; i < yLen; i += gridDim.x * blockDim.x) {
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if(is1Dcase) {
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yOffset = i * shape::stride(yShapeInfo)[yNonUnitDim];
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zOffset = x[xySameStride ? yOffset : i * shape::stride(xShapeInfo)[xNonUnitDim]] * shape::stride(zShapeInfo)[zNonUnitDim];
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}
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else {
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shape::index2coords(i, yShapeInfo, yCoords);
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yOffset = shape::getOffset(yShapeInfo, yCoords);
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xOffset = shape::getOffset(xShapeInfo, yCoords); // first xRank coordinates in yCoords are the same for y and x -> for (uint j = 0; j < xRank; ++j) xCoords[j] = yCoords[j];
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zCoords[0] = x[xOffset];
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for (uint j = 0; j < yRank - xRank; ++j)
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zCoords[j + 1] = yCoords[xRank + j];
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zOffset = shape::getOffset(zShapeInfo, zCoords);
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}
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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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}
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///////////////////////////////////////////////////////////////////
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template<typename X, typename Y>
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static void scatterCudaLauncher(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 *yShapeInfo,
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void *vz, const Nd4jLong *zShapeInfo,
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const bool lock) {
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if(lock)
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scatterLockCuda<X,Y><<<blocksPerGrid, threadsPerBlock, sharedMem, *stream>>>(opCode, vx, xShapeInfo, vy, yShapeInfo, vz, zShapeInfo);
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else
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scatterCuda<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 scatter(sd::LaunchContext *context, pairwise::Ops op, const NDArray& indices, const NDArray& updates, NDArray& output, const bool lock) {
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const auto xType = indices.dataType();
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const auto yType = updates.dataType();
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const int threadsPerBlock = MAX_NUM_THREADS / 4;
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const int blocksPerGrid = ((lock ? output.lengthOf() : updates.lengthOf()) + threadsPerBlock - 1) / threadsPerBlock;
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const int sharedMem = sizeof(int) * threadsPerBlock * (updates.rankOf() + output.rankOf()) + 256;
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PointersManager manager(context, "scatter");
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NDArray::prepareSpecialUse({&output}, {&updates, &indices});
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BUILD_DOUBLE_SELECTOR(xType, yType, scatterCudaLauncher, (blocksPerGrid, threadsPerBlock, sharedMem, context->getCudaStream(), op, indices.specialBuffer(), indices.specialShapeInfo(), updates.specialBuffer(), updates.specialShapeInfo(), output.specialBuffer(), output.specialShapeInfo(), lock), INDEXING_TYPES, GENERIC_NUMERIC_TYPES);
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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 - output
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template<typename X, typename Y>
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__global__ static void scatterNDLockCuda(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, biggerXYRank, xLastDim, *coords, xNonUnitDim, yNonUnitDim, zNonUnitDim;
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__shared__ Nd4jLong zLen, len;
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__shared__ bool is1Dcase;
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if (threadIdx.x == 0) {
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extern __shared__ unsigned char shmem[];
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coords = reinterpret_cast<int*>(shmem);
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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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xLastDim = shape::sizeAt(xShapeInfo, -1);
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biggerXYRank = xRank > yRank ? xRank : yRank;
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xNonUnitDim = yNonUnitDim = zNonUnitDim = 0;
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is1Dcase = (shape::isCommonVector(zShapeInfo, zNonUnitDim) || shape::isScalar(zShapeInfo)) && (shape::isCommonVector(yShapeInfo, yNonUnitDim) || shape::isScalar(yShapeInfo)) && (shape::isCommonVector(xShapeInfo, xNonUnitDim) || shape::isScalar(xShapeInfo));
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len = is1Dcase ? shape::length(xShapeInfo) : shape::length(xShapeInfo) / xLastDim;
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zLen = shape::length(zShapeInfo);
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}
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__syncthreads();
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Nd4jLong yOffset, zOffset, xOffset;
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int *yCoords, *zCoords;
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if(!is1Dcase) {
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yCoords = coords + threadIdx.x * (biggerXYRank + zRank);
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zCoords = yCoords + biggerXYRank;
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}
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for (Nd4jLong i = blockIdx.x * blockDim.x + threadIdx.x; i < zLen; i += gridDim.x * blockDim.x) {
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if(!is1Dcase)
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shape::index2coords(i, zShapeInfo, zCoords);
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for (Nd4jLong j = 0; j < len; ++j) { // if !is1Dcase then we loop through first xRank-1 dimensions of x, that is we exclude last x dimension
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if(is1Dcase) {
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if(x[j * shape::stride(xShapeInfo)[xNonUnitDim]] != i)
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continue;
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yOffset = j * shape::stride(yShapeInfo)[yNonUnitDim];
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zOffset = i * shape::stride(zShapeInfo)[zNonUnitDim];
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}
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else {
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shape::index2coords(j, xRank-1, shape::shapeOf(const_cast<Nd4jLong*>(xShapeInfo)), yCoords); // first xRank-1 coordinates in yCoords are the same for y and x
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// first iteration
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yCoords[xRank - 1] = 0;
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xOffset = shape::getOffset(xShapeInfo, yCoords);
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if(zCoords[0] != x[xOffset])
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continue;
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// rest iterations
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bool matched = true;
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for (uint k = 1; k < xLastDim; ++k) {
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yCoords[xRank - 1] = k;
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xOffset += shape::stride(xShapeInfo)[xRank-1];
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if(zCoords[k] != x[xOffset]) {
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matched = false;
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break;
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}
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}
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if(!matched)
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continue;
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for (uint k = xLastDim; k < zRank; ++k)
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yCoords[yRank - zRank + k] = zCoords[k];
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yOffset = shape::getOffset(yShapeInfo, yCoords);
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zOffset = shape::getOffset(zShapeInfo, zCoords);
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}
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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:
|
|
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;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////
|
|
// 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, biggerXYRank, xLastDim, *coords, xNonUnitDim, yNonUnitDim, zNonUnitDim;
|
|
__shared__ Nd4jLong yLen;
|
|
__shared__ bool is1Dcase;
|
|
|
|
if (threadIdx.x == 0) {
|
|
extern __shared__ unsigned char shmem[];
|
|
coords = reinterpret_cast<int*>(shmem);
|
|
|
|
yLen = shape::length(yShapeInfo);
|
|
xRank = shape::rank(xShapeInfo);
|
|
yRank = shape::rank(yShapeInfo);
|
|
zRank = shape::rank(zShapeInfo);
|
|
xLastDim = shape::sizeAt(xShapeInfo, -1);
|
|
|
|
biggerXYRank = xRank > yRank ? xRank : yRank;
|
|
|
|
xNonUnitDim = yNonUnitDim = zNonUnitDim = 0;
|
|
|
|
is1Dcase = (shape::isCommonVector(zShapeInfo, zNonUnitDim) || shape::isScalar(zShapeInfo)) && (shape::isCommonVector(yShapeInfo, yNonUnitDim) || shape::isScalar(yShapeInfo)) && (shape::isCommonVector(xShapeInfo, xNonUnitDim) || shape::isScalar(xShapeInfo));
|
|
}
|
|
__syncthreads();
|
|
|
|
Nd4jLong yOffset, zOffset;
|
|
int *yCoords, *zCoords;
|
|
|
|
if(!is1Dcase) {
|
|
yCoords = coords + threadIdx.x * (biggerXYRank + zRank);
|
|
zCoords = yCoords + biggerXYRank;
|
|
}
|
|
|
|
for (Nd4jLong i = blockIdx.x * blockDim.x + threadIdx.x; i < yLen; i += gridDim.x * blockDim.x) {
|
|
|
|
if(is1Dcase) {
|
|
|
|
yOffset = i * shape::stride(yShapeInfo)[zNonUnitDim];
|
|
zOffset = x[i * shape::stride(xShapeInfo)[xNonUnitDim]] * shape::stride(zShapeInfo)[zNonUnitDim];
|
|
}
|
|
else {
|
|
|
|
shape::index2coords(i, yShapeInfo, yCoords);
|
|
|
|
yOffset = shape::getOffset(yShapeInfo, yCoords);
|
|
|
|
if(yRank >= xRank)
|
|
zCoords[xLastDim] = yCoords[xRank - 1]; // saving y coordinate, since it might be changed in next instructions
|
|
|
|
for (uint j = 0; j < xLastDim; ++j) { // first xRank-1 coordinates in yCoords are the same for y and x
|
|
yCoords[xRank - 1] = j;
|
|
zCoords[j] = x[shape::getOffset(xShapeInfo, yCoords)];
|
|
}
|
|
|
|
for (uint j = xLastDim + 1; j < zRank; ++j)
|
|
zCoords[j] = yCoords[yRank - zRank + j];
|
|
|
|
zOffset = shape::getOffset(zShapeInfo, zCoords);
|
|
}
|
|
|
|
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,
|
|
void *vz, const Nd4jLong *zShapeInfo,
|
|
const bool lock) {
|
|
|
|
if(lock)
|
|
scatterNDLockCuda<X,Y><<<blocksPerGrid, threadsPerBlock, sharedMem, *stream>>>(opCode, vx, xShapeInfo, vy, yShapeInfo, vz, zShapeInfo);
|
|
else
|
|
scatterNDCuda<X,Y><<<blocksPerGrid, threadsPerBlock, sharedMem, *stream>>>(opCode, vx, xShapeInfo, vy, yShapeInfo, vz, zShapeInfo);
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////
|
|
void scatterND(sd::LaunchContext *context, pairwise::Ops op, const NDArray& indices, const NDArray& updates, NDArray& output, const bool lock) {
|
|
|
|
const int xRank = indices.rankOf();
|
|
const int yRank = updates.rankOf();
|
|
const int zRank = output.rankOf();
|
|
|
|
const int threadsPerBlock = MAX_NUM_THREADS / 4;
|
|
const int blocksPerGrid = ((lock ? output.lengthOf() : updates.lengthOf()) + threadsPerBlock - 1) / threadsPerBlock;
|
|
const int sharedMem = threadsPerBlock * sizeof(int) * ((yRank > xRank ? yRank : xRank) + zRank) + 256;
|
|
|
|
const auto xType = indices.dataType();
|
|
const auto yType = updates.dataType();
|
|
|
|
PointersManager manager(context, "scatterND");
|
|
|
|
NDArray::prepareSpecialUse({&output}, {&updates, &indices});
|
|
BUILD_DOUBLE_SELECTOR(xType, yType, scatterNDCudaLauncher, (blocksPerGrid, threadsPerBlock, sharedMem, context->getCudaStream(), op, indices.specialBuffer(), indices.specialShapeInfo(), updates.specialBuffer(), updates.specialShapeInfo(), output.specialBuffer(), output.specialShapeInfo(), lock), INDEXING_TYPES, GENERIC_NUMERIC_TYPES);
|
|
NDArray::registerSpecialUse({&output}, {&updates, &indices});
|
|
|
|
manager.synchronize();
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////
|
|
template<typename X, typename Z>
|
|
__global__ void scatterForLossCuda(const void *vx, const Nd4jLong *xShapeInfo,
|
|
void *vy, const Nd4jLong *yShapeInfo,
|
|
void *vz, const Nd4jLong *zShapeInfo) {
|
|
|
|
const auto x = reinterpret_cast<const X*>(vx);
|
|
auto y = reinterpret_cast<Z*>(vy);
|
|
auto z = reinterpret_cast<Z*>(vz);
|
|
|
|
__shared__ Nd4jLong xLen;
|
|
__shared__ int xRank, *sharedMem; // xRank = zRank, yRank = xRank + 1
|
|
|
|
if (threadIdx.x == 0) {
|
|
extern __shared__ unsigned char shmem[];
|
|
sharedMem = reinterpret_cast<int*>(shmem);
|
|
|
|
xLen = shape::length(xShapeInfo);
|
|
xRank = shape::rank(xShapeInfo);
|
|
}
|
|
__syncthreads();
|
|
|
|
const auto xInd = threadIdx.x + blockIdx.x * blockDim.x;
|
|
|
|
if(xInd >= xLen)
|
|
return;
|
|
|
|
auto coords = sharedMem + threadIdx.x * (xRank + 1);
|
|
|
|
shape::index2coords(xInd, xShapeInfo, coords);
|
|
|
|
// y last coordinate
|
|
coords[xRank] = x[shape::getOffset(xShapeInfo, coords)];
|
|
|
|
const auto yOffset = shape::getOffset(yShapeInfo, coords);
|
|
|
|
if(z == nullptr) { // gradient calculation
|
|
y[yOffset] -= 1.f;
|
|
}
|
|
else {
|
|
z[shape::getOffset(zShapeInfo, coords)] = y[yOffset];
|
|
}
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////
|
|
template<typename X, typename Z>
|
|
static void scatterForLossCudaLauncher(const int blocksPerGrid, const int threadsPerBlock, const int sharedMem, const cudaStream_t *stream, const void *vx, const Nd4jLong* xShapeInfo, void *vy, const Nd4jLong* yShapeInfo, void *vz, const Nd4jLong* zShapeInfo) {
|
|
|
|
scatterForLossCuda<X, Z><<<blocksPerGrid, threadsPerBlock, sharedMem, *stream>>>(vx, xShapeInfo, vy, yShapeInfo, vz, zShapeInfo);
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////
|
|
void scatterForLoss(sd::LaunchContext* context, const NDArray& indices, NDArray& updates, NDArray& output, const bool calcGrad) {
|
|
// shapes of indices and output must be the same
|
|
// shape of indices should be the same as updates shape with last dimension excluded, for example if updates is {a,b,c} then indices should be {a,b}
|
|
|
|
PointersManager manager(context, "scatterForLoss");
|
|
|
|
const int threadsPerBlock = MAX_NUM_THREADS / 2;
|
|
const int blocksPerGrid = (indices.lengthOf() + threadsPerBlock - 1) / threadsPerBlock;
|
|
const int sharedMem = updates.rankOf() * sizeof(int) * threadsPerBlock + 128;
|
|
|
|
if(calcGrad) {
|
|
NDArray::prepareSpecialUse({&updates}, {&indices});
|
|
BUILD_DOUBLE_SELECTOR(indices.dataType(), updates.dataType(), scatterForLossCudaLauncher, (blocksPerGrid, threadsPerBlock, sharedMem, context->getCudaStream(), indices.specialBuffer(), indices.specialShapeInfo(), updates.specialBuffer(), updates.specialShapeInfo(), nullptr, nullptr), INDEXING_TYPES, FLOAT_TYPES);
|
|
NDArray::registerSpecialUse({&updates}, {&indices});
|
|
}
|
|
else {
|
|
NDArray::prepareSpecialUse({&output}, {&indices, &updates});
|
|
BUILD_DOUBLE_SELECTOR(indices.dataType(), updates.dataType(), scatterForLossCudaLauncher, (blocksPerGrid, threadsPerBlock, sharedMem, context->getCudaStream(), indices.specialBuffer(), indices.specialShapeInfo(), updates.specialBuffer(), updates.specialShapeInfo(), output.specialBuffer(), output.specialShapeInfo()), INDEXING_TYPES, FLOAT_TYPES);
|
|
NDArray::registerSpecialUse({&output}, {&indices, &updates});
|
|
}
|
|
|
|
manager.synchronize();
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
|
|
///////////////////////////////////////////////////////////////////
|
|
template<typename X, typename Y>
|
|
static 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) {
|
|
|
|
scatterLockCuda<X,Y><<<blocksPerGrid, threadsPerBlock, sharedMem, *stream>>>(opCode, vx, xShapeInfo, vy, yTadShapeInfo, yOffsets, vz, zTadShapeInfo, zOffsets, xLen, yTadLen, zTadLen);
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////
|
|
// x - indices, y - updates, z - input/output
|
|
template<typename X, typename Y>
|
|
__global__ static void scatterLockCuda(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) {
|
|
|
|
|
|
|
|
const int xRank = indices.rankOf();
|
|
|
|
std::vector<int> zTadDims = ShapeUtils::evalDimsToExclude(output.rankOf(), {0});
|
|
|
|
int sizeOfUpdDims = xRank;
|
|
if(output.rankOf() == updates.rankOf() && indices.isVector())
|
|
sizeOfUpdDims = 1;
|
|
|
|
std::vector<int> yTadDims(sizeOfUpdDims);
|
|
std::iota(yTadDims.begin(), yTadDims.end(), 0);
|
|
|
|
auto packY = sd::ConstantTadHelper::getInstance().tadForDimensions(updates.shapeInfo(), ShapeUtils::evalDimsToExclude(updates.rankOf(), yTadDims));
|
|
auto packZ = sd::ConstantTadHelper::getInstance().tadForDimensions(output.shapeInfo(), zTadDims);
|
|
|
|
const Nd4jLong zTadLen = shape::length(packZ.primaryShapeInfo());
|
|
const Nd4jLong yTadLen = shape::length(packY.primaryShapeInfo());
|
|
|
|
const auto threadsPerBlock = sd::math::nd4j_max<int>(32, sd::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.specialBuffer(), indices.specialShapeInfo(), updates.specialBuffer(), packY.specialShapeInfo(), packY.specialOffsets(), output.specialBuffer(), packZ.specialShapeInfo(), packZ.specialOffsets(), indices.lengthOf(), yTadLen, zTadLen), INDEXING_TYPES, GENERIC_NUMERIC_TYPES);
|
|
|
|
|
|
|
|
const auto x = reinterpret_cast<const X*>(vx);
|
|
const auto y = reinterpret_cast<const Y*>(vy);
|
|
auto z = reinterpret_cast<Y*>(vz);
|
|
|
|
__shared__ bool vectorCase;
|
|
if(threadIdx.x == 0)
|
|
vectorCase = yTadLen == xLen && shape::rank(xShapeInfo) <= 1;
|
|
__syncthreads();
|
|
|
|
for (int e = 0; e < xLen; e++) {
|
|
|
|
const Nd4jLong zIndex = x[shape::getIndexOffset(e, xShapeInfo)];
|
|
const bool isOwner = zIndex < gridDim.x ? blockIdx.x == zIndex : blockIdx.x == zIndex % gridDim.x;
|
|
|
|
if (!isOwner)
|
|
continue;
|
|
|
|
if(vectorCase) { // means z_rank = 1 and might be yTadLen != zTadLen in this case
|
|
|
|
if(threadIdx.x != 0)
|
|
continue;
|
|
|
|
const auto yOffset = shape::getIndexOffset(e, yTadShapeInfo);
|
|
const auto zOffset = shape::getIndexOffset(zIndex, zTadShapeInfo);
|
|
|
|
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 { // yTadLen == zTadLen in this case
|
|
|
|
const Y* yTad = y + yOffsets[e];
|
|
Y* zTad = z + zOffsets[zIndex];
|
|
|
|
for (Nd4jLong i = threadIdx.x; i < zTadLen; i += blockDim.x) {
|
|
|
|
const auto yOffset = shape::getIndexOffset(i, yTadShapeInfo);
|
|
const auto zOffset = shape::getIndexOffset(i, zTadShapeInfo);
|
|
|
|
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 T, bool locking>
|
|
__global__ static void scatterCuda(const int opCode, const int numOfSubArrs,
|
|
void* vx, const Nd4jLong *xShapeInfo, const Nd4jLong *xOffsets,
|
|
void* vy, const Nd4jLong *yShapeInfo, const Nd4jLong *yOffsets,
|
|
const int* indexes, unsigned int arrLenX, unsigned int arrLenY) {
|
|
|
|
__shared__ T *x, *y;
|
|
|
|
if (locking) {
|
|
|
|
for (int e = 0; e < numOfSubArrs; e++) {
|
|
|
|
const auto xIndex = indexes[e];
|
|
const bool isOwner = xIndex < gridDim.x ? blockIdx.x == xIndex : blockIdx.x == xIndex % gridDim.x;
|
|
|
|
if (!isOwner)
|
|
continue;
|
|
|
|
if (threadIdx.x == 0) {
|
|
x = reinterpret_cast<T *>(vx) + xOffsets[xIndex];
|
|
y = reinterpret_cast<T *>(vy) + yOffsets[e];
|
|
}
|
|
__syncthreads();
|
|
|
|
for (Nd4jLong i = threadIdx.x; i < arrLenX; i += blockDim.x) {
|
|
|
|
const auto xOffset = shape::getIndexOffset(i, xShapeInfo);
|
|
const auto yOffset = shape::getIndexOffset(i, yShapeInfo);
|
|
|
|
switch (opCode) {
|
|
case pairwise::Add:
|
|
x[xOffset] += y[yOffset];
|
|
break;
|
|
case pairwise::Subtract:
|
|
x[xOffset] -= y[yOffset];
|
|
break;
|
|
case pairwise::Multiply:
|
|
x[xOffset] *= y[yOffset];
|
|
break;
|
|
case pairwise::Divide:
|
|
x[xOffset] /= y[yOffset];
|
|
break;
|
|
case pairwise::ReverseSubtract:
|
|
x[xOffset] = y[yOffset] - x[xOffset];
|
|
break;
|
|
case pairwise::ReverseDivide:
|
|
x[xOffset] = y[yOffset] / x[xOffset];
|
|
break;
|
|
case pairwise::CopyPws:
|
|
x[xOffset] = y[yOffset];
|
|
break;
|
|
default:
|
|
continue;
|
|
}
|
|
}
|
|
__syncthreads();
|
|
}
|
|
} else {
|
|
for (int e = blockIdx.x; e < numOfSubArrs; e+= gridDim.x) {
|
|
|
|
if (threadIdx.x == 0) {
|
|
const auto xIndex = indexes[e];
|
|
x = reinterpret_cast<T *>(vx) + xOffsets[xIndex];
|
|
y = reinterpret_cast<T *>(vy) + yOffsets[e];
|
|
}
|
|
__syncthreads();
|
|
|
|
for (Nd4jLong i = threadIdx.x; i < arrLenX; i += blockDim.x) {
|
|
const auto xOffset = shape::getIndexOffset(i, xShapeInfo);
|
|
const auto yOffset = shape::getIndexOffset(i, yShapeInfo);
|
|
|
|
switch (opCode) {
|
|
case pairwise::Add:
|
|
x[xOffset] += y[yOffset];
|
|
break;
|
|
case pairwise::Subtract:
|
|
x[xOffset] -= y[yOffset];
|
|
break;
|
|
case pairwise::Multiply:
|
|
x[xOffset] *= y[yOffset];
|
|
break;
|
|
case pairwise::Divide:
|
|
x[xOffset] /= y[yOffset];
|
|
break;
|
|
case pairwise::ReverseSubtract:
|
|
x[xOffset] = y[yOffset] - x[xOffset];
|
|
break;
|
|
case pairwise::ReverseDivide:
|
|
x[xOffset] = y[yOffset] / x[xOffset];
|
|
break;
|
|
case pairwise::CopyPws:
|
|
x[xOffset] = y[yOffset];
|
|
break;
|
|
default:
|
|
continue;
|
|
}
|
|
}
|
|
__syncthreads();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
template <typename T>
|
|
void scatter_(sd::LaunchContext *context, pairwise::Ops op, const NDArray& indices, const NDArray& updates, NDArray& output, const bool lock) {
|
|
std::vector<int> dims = {0};
|
|
auto inverted = ShapeUtils::evalDimsToExclude(output.rankOf(), dims);
|
|
|
|
auto packX = sd::ConstantTadHelper::getInstance().tadForDimensions(output.shapeInfo(), inverted);
|
|
auto packY = sd::ConstantTadHelper::getInstance().tadForDimensions(updates.shapeInfo(), inverted);
|
|
|
|
auto psX = packX.specialShapeInfo();
|
|
auto psY = packY.special();
|
|
|
|
PointersManager manager(context, "scatter");
|
|
|
|
auto poX = packX.specialOffsets();
|
|
auto poY = packY.special();
|
|
|
|
NDArray::prepareSpecialUse({&output}, {&updates, &indices});
|
|
|
|
unsigned int tadLengthX = shape::length(packX.primaryShapeInfo());
|
|
unsigned int tadLengthY = shape::length(packY.primary());
|
|
if (tadLengthX != tadLengthY)
|
|
throw std::runtime_error("scatter: Lengths of TADs must be equal");
|
|
|
|
auto blockSize = sd::math::nd4j_max<int>(32, sd::math::nd4j_min<int>(tadLengthX, 1024));
|
|
|
|
if (lock)
|
|
scatterCuda<T, true><<<512, blockSize, 1024, *context->getCudaStream()>>>(op, indices.lengthOf(), output.specialBuffer(), psX, poX, updates.specialBuffer(), psY, poY, reinterpret_cast<int *>(indices.specialBuffer()), tadLengthX, tadLengthY);
|
|
else
|
|
scatterCuda<T, false><<<512, blockSize, 1024, *context->getCudaStream()>>>(op, indices.lengthOf(), output.specialBuffer(), psX, poX, updates.specialBuffer(), psY, poY, reinterpret_cast<int *>(indices.specialBuffer()), tadLengthX, tadLengthY);
|
|
|
|
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) {
|
|
|
|
|
|
|
|
---------------------------------------------------------------------------
|
|
const int xLastDim = indices.sizeAt(-1);
|
|
|
|
// y_tad and z_tad have the same shape
|
|
std::vector<int> yTadDims(zRank - xLastDim), zTadDims(zRank - xLastDim);
|
|
for (int j = 0, i = zTadDims.size() - 1; i >=0 ; --i, ++j) {
|
|
yTadDims[i] = yRank - 1 - j;
|
|
zTadDims[i] = zRank - 1 - j;
|
|
}
|
|
|
|
auto packX = sd::ConstantTadHelper::getInstance().tadForDimensions(indices.shapeInfo(), {xRank - 1});
|
|
auto packY = sd::ConstantTadHelper::getInstance().tadForDimensions(updates.shapeInfo(), yTadDims);
|
|
auto packZ = sd::ConstantTadHelper::getInstance().tadForDimensions(output.shapeInfo(), zTadDims);
|
|
|
|
const int threadsPerBlock = MAX_NUM_THREADS / 4;
|
|
const int blocksPerGrid = packZ.numberOfTads();
|
|
const int sharedMem = 8 * threadsPerBlock * xLastDim + 128;
|
|
---------------------------------------------------------------------------
|
|
|
|
// 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)];
|
|
|
|
const auto zTadIndex = shape::coords2index(xLastDim, zShapeInfo + 1, 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);
|
|
const auto zOffset = shape::getIndexOffset(zTadIndex, zTadShapeInfo);
|
|
|
|
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);
|
|
const auto zOffset = shape::getIndexOffset(j, zTadShapeInfo);
|
|
|
|
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;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
*/
|
|
// 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.specialBuffer(), indices.lengthOf());
|
|
// manager.printDevContentOnHost<Nd4jLong>(indices.special(), shape::shapeInfoLength(indices.rankOf()));
|
|
// manager.printDevContentOnHost<float>(updates.specialBuffer(), updates.lengthOf());
|
|
// manager.printDevContentOnHost<Nd4jLong>(updates.special(), shape::shapeInfoLength(updates.rankOf()));
|
|
// manager.printDevContentOnHost<Nd4jLong>(output.special(), shape::shapeInfoLength(output.rankOf()));
|
|
// printf("!!!!!!!\n");
|
|
// manager.printDevContentOnHost<Nd4jLong>(packX.special(), 2*shape::rank(packX.primary()) + 4);
|
|
// manager.printDevContentOnHost<Nd4jLong>(packX.special(), packX.numberOfTads());
|
|
// manager.printDevContentOnHost<Nd4jLong>(packY.special(), 2*shape::rank(packY.primary()) + 4);
|
|
// manager.printDevContentOnHost<Nd4jLong>(packY.special(), packY.numberOfTads());
|
|
// manager.printDevContentOnHost<Nd4jLong>(packZ.special(), 2*shape::rank(packZ.primary()) + 4);
|
|
// manager.printDevContentOnHost<Nd4jLong>(packZ.special(), packZ.numberOfTads());
|
|
// printf("dddddddd\n");
|
|
// shape::printShapeInfoLinear(packY.primary()); |