wehub-resource-sync
126 lines
3.4 KiB
C++
126 lines
3.4 KiB
C++
/* Copyright (c) 2023 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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#include "paddle/phi/core/os_info.h"
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#include <functional>
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#include <sstream>
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#include <thread>
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#include <vector>
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#if defined(__linux__)
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#include <sys/syscall.h>
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#include <sys/types.h>
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#include <unistd.h>
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#elif defined(_MSC_VER)
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#include <processthreadsapi.h>
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#else
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#include <unistd.h>
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#endif
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#include "glog/logging.h"
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#include "paddle/phi/common/thread_data_registry.h"
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namespace phi {
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namespace internal {
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class InternalThreadId {
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public:
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InternalThreadId();
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const ThreadId& GetTid() const { return id_; }
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private:
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ThreadId id_;
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};
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InternalThreadId::InternalThreadId() {
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// C++ std tid
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id_.std_tid = std::hash<std::thread::id>()(std::this_thread::get_id());
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// system tid
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#if defined(__linux__)
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id_.sys_tid = static_cast<uint64_t>(syscall(SYS_gettid));
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#elif defined(_MSC_VER)
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id_.sys_tid = static_cast<uint64_t>(::GetCurrentThreadId());
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#else // unsupported platforms, use std_tid
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id_.sys_tid = id_.std_tid;
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#endif
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// cupti tid
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std::stringstream ss;
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ss << std::this_thread::get_id();
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id_.cupti_tid = static_cast<uint32_t>(std::stoull(ss.str()));
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}
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} // namespace internal
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uint64_t GetCurrentThreadSysId() {
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return ThreadDataRegistry<internal::InternalThreadId>::GetInstance()
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.GetCurrentThreadData()
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.GetTid()
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.sys_tid;
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}
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uint64_t GetCurrentThreadStdId() {
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return ThreadDataRegistry<internal::InternalThreadId>::GetInstance()
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.GetCurrentThreadData()
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.GetTid()
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.std_tid;
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}
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ThreadId GetCurrentThreadId() {
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return ThreadDataRegistry<internal::InternalThreadId>::GetInstance()
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.GetCurrentThreadData()
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.GetTid();
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}
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std::unordered_map<uint64_t, ThreadId> GetAllThreadIds() {
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auto tids = ThreadDataRegistry<internal::InternalThreadId>::GetInstance()
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.GetAllThreadDataByValue();
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std::unordered_map<uint64_t, ThreadId> res;
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for (const auto& kv : tids) {
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res[kv.first] = kv.second.GetTid();
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}
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return res;
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}
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std::string GetCurrentThreadName() {
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const auto& thread_name =
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ThreadDataRegistry<std::string>::GetInstance().GetCurrentThreadData();
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return thread_name.empty() ? kDefaultThreadName : thread_name;
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}
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std::unordered_map<uint64_t, std::string> GetAllThreadNames() {
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return ThreadDataRegistry<std::string>::GetInstance()
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.GetAllThreadDataByValue();
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}
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bool SetCurrentThreadName(const std::string& name) {
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auto& instance = ThreadDataRegistry<std::string>::GetInstance();
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const auto& cur_name = instance.GetCurrentThreadData();
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if (!cur_name.empty() || name.empty() || name == kDefaultThreadName) {
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return false;
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}
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instance.SetCurrentThreadData(name);
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VLOG(4) << __func__ << " " << name;
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return true;
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}
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uint32_t GetProcessId() {
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#if defined(_MSC_VER)
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return static_cast<uint32_t>(GetCurrentProcessId());
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#else
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return static_cast<uint32_t>(getpid());
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#endif
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}
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} // namespace phi
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