minqiyang
6 years ago
parent
53619a79b4
commit
0a4b6fc056
@ -1,31 +0,0 @@
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include(ExternalProject)
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set(ROBIN_MAP_SOURCE_DIR ${THIRD_PARTY_PATH}/robin_map)
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set(ROBIN_MAP_INCLUDE_DIR ${ROBIN_MAP_SOURCE_DIR}/src/extern_robin_map/include)
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include_directories(${ROBIN_MAP_INCLUDE_DIR})
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ExternalProject_Add(
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extern_robin_map
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${EXTERNAL_PROJECT_LOG_ARGS}
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GIT_REPOSITORY "https://github.com/Tessil/robin-map.git"
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GIT_TAG "v0.5.0"
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PREFIX ${ROBIN_MAP_SOURCE_DIR}
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UPDATE_COMMAND ""
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CONFIGURE_COMMAND ""
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BUILD_COMMAND ""
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INSTALL_COMMAND ""
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TEST_COMMAND ""
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)
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if(${CMAKE_VERSION} VERSION_LESS "3.3.0")
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set(dummyfile ${CMAKE_CURRENT_BINARY_DIR}/robin_map_dummy.c)
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file(WRITE ${dummyfile} "const char *dummy = \"${dummyfile}\";")
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add_library(robin_map STATIC ${dummyfile})
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else()
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add_library(robin_map INTERFACE)
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endif()
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add_dependencies(robin_map extern_robin_map)
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LIST(APPEND externl_project_dependencies robin_map)
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@ -1,71 +0,0 @@
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/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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#if !defined(_WIN32)
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#include <pthread.h>
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#else
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#include <mutex> // NOLINT
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#endif // !_WIN32
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#include "paddle/fluid/platform/enforce.h"
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namespace paddle {
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namespace framework {
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#if !defined(_WIN32)
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struct SpinLock {
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SpinLock() { pthread_spin_init(&lock_, PTHREAD_PROCESS_PRIVATE); }
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~SpinLock() { pthread_spin_destroy(&lock_); }
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void Lock() {
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PADDLE_ENFORCE_EQ(pthread_spin_lock(&lock_), 0, "acquire spin lock failed");
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}
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void Unlock() {
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PADDLE_ENFORCE_EQ(pthread_spin_unlock(&lock_), 0,
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"release spin lock failed");
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}
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private:
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pthread_spinlock_t lock_;
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};
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#else
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// FIXME(minqiyang): use mutex here to do fake spin lock
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struct SpinLock {
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void Lock() { mutex_.lock(); }
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void Unlock() { mutex_.lock(); }
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private:
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std::mutex mutex_;
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};
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#endif
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class AutoSpinLock {
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public:
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explicit SpinLockGuard(SpinLock* spin_lock) : lock_(spin_lock) {
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lock_->Lock();
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}
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~SpinLockGuard() { lock_->Unlock(); }
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private:
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SpinLock* lock_;
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};
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} // namespace framework
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} // namespace paddle
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