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paddlepaddle--paddle/paddle/fluid/distributed/collective/mpi_tools.h
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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include <error.h>
#include <iostream>
#include <string>
#include "paddle/phi/core/enforce.h"
#include "paddle/fluid/distributed/collective/types.h"
#ifdef HOST
#undef HOST
#endif
#include <mpi.h>
namespace paddle {
namespace distributed {
namespace mpi {
#define MPI_CHECK(cmd) \
do { \
int r = cmd; \
if (r != MPI_SUCCESS) { \
std::stringstream ss; \
ss << "Failed, MPI error in" << __FILE__ << ":" << __LINE__ \
<< "with error code: " << std::to_string(r) << std::endl; \
PADDLE_THROW(common::errors::Fatal(ss.str())); \
exit(EXIT_FAILURE); \
} \
} while (0)
MPI_Op ToMPIType(ReduceOp reduction);
bool CheckMpiCudaAware();
void CheckValidInputs(const std::vector<DenseTensor>& tensors);
} // namespace mpi
} // namespace distributed
} // namespace paddle