1 //===-- HostNativeThreadBase.cpp ------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "lldb/Host/HostNativeThreadBase.h" 10 #include "lldb/Host/HostInfo.h" 11 #include "lldb/Host/ThreadLauncher.h" 12 #include "lldb/Utility/Log.h" 13 14 #include "llvm/ADT/StringExtras.h" 15 #include "llvm/Support/Threading.h" 16 17 using namespace lldb; 18 using namespace lldb_private; 19 20 HostNativeThreadBase::HostNativeThreadBase() 21 : m_thread(LLDB_INVALID_HOST_THREAD), m_result(0) {} 22 23 HostNativeThreadBase::HostNativeThreadBase(thread_t thread) 24 : m_thread(thread), m_result(0) {} 25 26 lldb::thread_t HostNativeThreadBase::GetSystemHandle() const { 27 return m_thread; 28 } 29 30 lldb::thread_result_t HostNativeThreadBase::GetResult() const { 31 return m_result; 32 } 33 34 bool HostNativeThreadBase::IsJoinable() const { 35 return m_thread != LLDB_INVALID_HOST_THREAD; 36 } 37 38 void HostNativeThreadBase::Reset() { 39 m_thread = LLDB_INVALID_HOST_THREAD; 40 m_result = 0; 41 } 42 43 bool HostNativeThreadBase::EqualsThread(lldb::thread_t thread) const { 44 return m_thread == thread; 45 } 46 47 lldb::thread_t HostNativeThreadBase::Release() { 48 lldb::thread_t result = m_thread; 49 m_thread = LLDB_INVALID_HOST_THREAD; 50 m_result = 0; 51 52 return result; 53 } 54 55 lldb::thread_result_t 56 HostNativeThreadBase::ThreadCreateTrampoline(lldb::thread_arg_t arg) { 57 ThreadLauncher::HostThreadCreateInfo *info = 58 (ThreadLauncher::HostThreadCreateInfo *)arg; 59 llvm::set_thread_name(info->thread_name); 60 61 thread_func_t thread_fptr = info->thread_fptr; 62 thread_arg_t thread_arg = info->thread_arg; 63 64 Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_THREAD)); 65 LLDB_LOGF(log, "thread created"); 66 67 delete info; 68 return thread_fptr(thread_arg); 69 } 70