Merge branch 'develop' of https://github.com/PaddlePaddle/Paddle into feature/add_gather_and_BCast_op_handle
chengduoZH
8 years ago
commit
ae5923e205
@ -1,67 +0,0 @@
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# Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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if(NOT WITH_GPU)
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return()
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endif()
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include(ExternalProject)
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set(NCCL_SOURCE_DIR ${THIRD_PARTY_PATH}/nccl)
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include_directories(${NCCL_SOURCE_DIR}/src/extern_nccl/src)
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if(WITH_DSO)
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# If we use DSO, we do not build nccl, just download the dependencies
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set(NCCL_BUILD_COMMAND "")
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set(NCCL_INSTALL_COMMAND "")
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set(NCCL_INSTALL_DIR "")
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else()
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# otherwise, we build nccl and link it.
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set(NCCL_INSTALL_DIR ${THIRD_PARTY_PATH}/install/nccl)
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# Note: cuda 8.0 is needed to make nccl
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# When cuda is not installed on the system directory, need to set CUDA_HOME to your cuda root
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set(NCCL_BUILD_COMMAND "make -j 8")
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set(NCCL_INSTALL_COMMAND "make install PREFIX=${NCCL_INSTALL_DIR}")
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endif()
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ExternalProject_Add(
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extern_nccl
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${EXTERNAL_PROJECT_LOG_ARGS}
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GIT_REPOSITORY "https://github.com/NVIDIA/nccl.git"
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GIT_TAG "v1.3.4-1"
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PREFIX "${NCCL_SOURCE_DIR}"
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UPDATE_COMMAND ""
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CONFIGURE_COMMAND ""
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BUILD_COMMAND "${NCCL_BUILD_COMMAND}"
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INSTALL_COMMAND "${NCCL_INSTALL_COMMAND}"
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INSTALL_DIR "${NCCL_INSTALL_DIR}"
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TEST_COMMAND ""
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)
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if(WITH_DSO)
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if(${CMAKE_VERSION} VERSION_LESS "3.3.0")
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set(dummyfile ${CMAKE_CURRENT_BINARY_DIR}/lib_nccl_dummy.c)
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file(WRITE ${dummyfile} "const char * dummy_nccl = \"${dummyfile}\";")
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add_library(nccl STATIC ${dummyfile})
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else()
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add_library(nccl INTERFACE)
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endif()
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else()
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add_library(nccl STATIC IMPORTED GLOBAL)
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set_property(TARGET nccl PROPERTY IMPORTED_LOCATION
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${NCCL_INSTALL_DIR}/lib/libnccl_static.a)
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endif()
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add_dependencies(nccl extern_nccl)
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|
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@ -0,0 +1,43 @@
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// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://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,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "paddle/fluid/framework/details/send_op_handle.h"
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namespace paddle {
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namespace framework {
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namespace details {
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SendOpHandle::SendOpHandle(const framework::OpDesc &op_desc,
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const Scope *local_scope,
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const platform::Place &place)
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: op_(framework::OpRegistry::CreateOp(op_desc)),
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local_scope_(local_scope),
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place_(place) {}
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void SendOpHandle::RunImpl() {
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// Wait input done
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for (auto *in : inputs_) {
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auto &p = static_cast<VarHandle *>(in)->place_;
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if (in->DebugString() == "dummy") { // HACK
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continue;
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}
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in->generated_op_->Wait(dev_ctxes_[p]);
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}
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op_->Run(*local_scope_, place_);
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}
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std::string SendOpHandle::Name() const { return "send"; }
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} // namespace details
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} // namespace framework
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} // namespace paddle
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@ -0,0 +1,50 @@
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// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://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,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <string>
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#include <vector>
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#include "paddle/fluid/framework/details/op_handle_base.h"
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#include "paddle/fluid/framework/lod_tensor.h"
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#include "paddle/fluid/framework/op_registry.h"
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#include "paddle/fluid/framework/operator.h"
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#include "paddle/fluid/framework/scope.h"
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namespace paddle {
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namespace framework {
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namespace details {
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struct SendOpHandle : public OpHandleBase {
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std::unique_ptr<OperatorBase> op_;
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const Scope* local_scope_;
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const platform::Place& place_;
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SendOpHandle(const framework::OpDesc& op_desc, const Scope* local_scope,
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const platform::Place& place);
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std::string Name() const override;
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// Delay and buffer nccl_all_reduce together can significantly increase
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// performance. Disable this feature by returning false.
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bool IsMultiDeviceTransfer() override { return false; };
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protected:
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void RunImpl() override;
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};
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} // namespace details
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} // namespace framework
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} // namespace paddle
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