107 lines
4.0 KiB
C++
107 lines
4.0 KiB
C++
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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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// Created by remote on 2018-09-20.
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//
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#include <ops/ops.h>
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#include <loops/pairwise_transform.h>
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#include <types/types.h>
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#include <templatemath.h>
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#include <helpers/shape.h>
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#include <op_boilerplate.h>
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#include <OmpLaunchHelper.h>
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using namespace simdOps;
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namespace functions {
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namespace pairwise_transforms {
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template <typename X, typename Y, typename Z>
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void PairWiseTransform<X, Y, Z>::exec(
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const int opNum,
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void *x,
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Nd4jLong xEws,
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void *y,
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Nd4jLong yEws,
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void *z,
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Nd4jLong zEws,
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void *extraParams,
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Nd4jLong n) {
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DISPATCH_BY_OPNUM_TTT(exec, PARAMS(x,
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xEws,
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y,
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yEws,
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z,
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zEws,
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extraParams,
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n), PAIRWISE_TRANSFORM_OPS);
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};
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template <typename X, typename Y, typename Z>
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template <typename OpType>
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void PairWiseTransform<X, Y, Z>::exec(void *vx, Nd4jLong xEws,
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void *vy, Nd4jLong yEws,
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void *vz, Nd4jLong zEws,
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void *vextraParams,
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const Nd4jLong n) {
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auto x = reinterpret_cast<X *>(vx);
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auto y = reinterpret_cast<Y *>(vy);
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auto z = reinterpret_cast<Z *>(vz);
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auto extraParams = reinterpret_cast<Z *>(vextraParams);
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nd4j::OmpLaunchHelper info(n);
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if (xEws == 1 && yEws == 1 && zEws == 1) {
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PRAGMA_OMP_PARALLEL_THREADS(info._numThreads)
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{
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auto threadNum = omp_get_thread_num();
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Nd4jLong threadOffset = info.getThreadOffset(threadNum);
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auto xi = x + threadOffset;
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auto yi = y + threadOffset;
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auto zi = z + threadOffset;
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auto ulen = static_cast<unsigned int>(info.getItersPerThread(threadNum));
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PRAGMA_OMP_SIMD
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for (Nd4jLong i = 0; i < ulen; i++)
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zi[i] = OpType::op(xi[i], yi[i], extraParams);
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}
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}
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else {
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PRAGMA_OMP_PARALLEL_THREADS(info._numThreads)
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{
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auto threadNum = omp_get_thread_num();
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Nd4jLong threadOffset = info.getThreadOffset(threadNum);
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auto xi = x + xEws*threadOffset;
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auto yi = y + yEws*threadOffset;
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auto zi = z + zEws*threadOffset;
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auto ulen = static_cast<unsigned int>(info.getItersPerThread(threadNum));
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PRAGMA_OMP_SIMD
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for (Nd4jLong i = 0; i < ulen; i++)
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zi[i*zEws] = OpType::op(xi[i*xEws], yi[i*yEws], extraParams);
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}
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}
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}
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}
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}
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