diff options
Diffstat (limited to 'lldb/source/Plugins/Process/Windows/Live')
15 files changed, 0 insertions, 2606 deletions
diff --git a/lldb/source/Plugins/Process/Windows/Live/CMakeLists.txt b/lldb/source/Plugins/Process/Windows/Live/CMakeLists.txt deleted file mode 100644 index bdb680ad0be..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/CMakeLists.txt +++ /dev/null @@ -1,24 +0,0 @@ -include_directories(.) -include_directories(../../Utility) -include_directories(../Common) - -set(PROC_WINDOWS_SOURCES - DebuggerThread.cpp - LocalDebugDelegate.cpp - ProcessWindowsLive.cpp - TargetThreadWindowsLive.cpp - ) - -if (CMAKE_SIZEOF_VOID_P EQUAL 4) - set(PROC_WINDOWS_SOURCES ${PROC_WINDOWS_SOURCES} - x86/RegisterContextWindowsLive_x86.cpp - ) -elseif (CMAKE_SIZEOF_VOID_P EQUAL 8) - set(PROC_WINDOWS_SOURCES ${PROC_WINDOWS_SOURCES} - x64/RegisterContextWindowsLive_x64.cpp - ) -endif() - -add_lldb_library(lldbPluginProcessWindows - ${PROC_WINDOWS_SOURCES} - ) diff --git a/lldb/source/Plugins/Process/Windows/Live/DebuggerThread.cpp b/lldb/source/Plugins/Process/Windows/Live/DebuggerThread.cpp deleted file mode 100644 index 5c985bf868d..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/DebuggerThread.cpp +++ /dev/null @@ -1,550 +0,0 @@ -//===-- DebuggerThread.DebuggerThread --------------------------------------*- -//C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "DebuggerThread.h" -#include "ExceptionRecord.h" -#include "IDebugDelegate.h" - -#include "lldb/Core/Error.h" -#include "lldb/Core/Log.h" -#include "lldb/Core/ModuleSpec.h" -#include "lldb/Host/FileSpec.h" -#include "lldb/Host/Predicate.h" -#include "lldb/Host/ThisThread.h" -#include "lldb/Host/ThreadLauncher.h" -#include "lldb/Host/windows/HostProcessWindows.h" -#include "lldb/Host/windows/HostThreadWindows.h" -#include "lldb/Host/windows/ProcessLauncherWindows.h" -#include "lldb/Target/Process.h" -#include "lldb/Target/ProcessLaunchInfo.h" - -#include "Plugins/Process/Windows/Common/ProcessWindowsLog.h" - -#include "llvm/ADT/STLExtras.h" -#include "llvm/Support/ConvertUTF.h" -#include "llvm/Support/raw_ostream.h" - -using namespace lldb; -using namespace lldb_private; - -namespace { -struct DebugLaunchContext { - DebugLaunchContext(DebuggerThread *thread, - const ProcessLaunchInfo &launch_info) - : m_thread(thread), m_launch_info(launch_info) {} - DebuggerThread *m_thread; - ProcessLaunchInfo m_launch_info; -}; - -struct DebugAttachContext { - DebugAttachContext(DebuggerThread *thread, lldb::pid_t pid, - const ProcessAttachInfo &attach_info) - : m_thread(thread), m_pid(pid), m_attach_info(attach_info) {} - DebuggerThread *m_thread; - lldb::pid_t m_pid; - ProcessAttachInfo m_attach_info; -}; -} - -DebuggerThread::DebuggerThread(DebugDelegateSP debug_delegate) - : m_debug_delegate(debug_delegate), m_pid_to_detach(0), - m_is_shutting_down(false) { - m_debugging_ended_event = ::CreateEvent(nullptr, TRUE, FALSE, nullptr); -} - -DebuggerThread::~DebuggerThread() { ::CloseHandle(m_debugging_ended_event); } - -Error DebuggerThread::DebugLaunch(const ProcessLaunchInfo &launch_info) { - WINLOG_IFALL(WINDOWS_LOG_PROCESS, - "DebuggerThread::DebugLaunch launching '%s'", - launch_info.GetExecutableFile().GetPath().c_str()); - - Error error; - DebugLaunchContext *context = new DebugLaunchContext(this, launch_info); - HostThread slave_thread(ThreadLauncher::LaunchThread( - "lldb.plugin.process-windows.slave[?]", DebuggerThreadLaunchRoutine, - context, &error)); - - if (!error.Success()) { - WINERR_IFALL(WINDOWS_LOG_PROCESS, - "DebugLaunch couldn't launch debugger thread. %s", - error.AsCString()); - } - - return error; -} - -Error DebuggerThread::DebugAttach(lldb::pid_t pid, - const ProcessAttachInfo &attach_info) { - WINLOG_IFALL(WINDOWS_LOG_PROCESS, - "DebuggerThread::DebugAttach attaching to '%llu'", pid); - - Error error; - DebugAttachContext *context = new DebugAttachContext(this, pid, attach_info); - HostThread slave_thread(ThreadLauncher::LaunchThread( - "lldb.plugin.process-windows.slave[?]", DebuggerThreadAttachRoutine, - context, &error)); - - if (!error.Success()) { - WINERR_IFALL(WINDOWS_LOG_PROCESS, - "DebugAttach couldn't attach to process '%llu'. %s", pid, - error.AsCString()); - } - - return error; -} - -lldb::thread_result_t DebuggerThread::DebuggerThreadLaunchRoutine(void *data) { - DebugLaunchContext *context = static_cast<DebugLaunchContext *>(data); - lldb::thread_result_t result = - context->m_thread->DebuggerThreadLaunchRoutine(context->m_launch_info); - delete context; - return result; -} - -lldb::thread_result_t DebuggerThread::DebuggerThreadAttachRoutine(void *data) { - DebugAttachContext *context = static_cast<DebugAttachContext *>(data); - lldb::thread_result_t result = context->m_thread->DebuggerThreadAttachRoutine( - context->m_pid, context->m_attach_info); - delete context; - return result; -} - -lldb::thread_result_t DebuggerThread::DebuggerThreadLaunchRoutine( - const ProcessLaunchInfo &launch_info) { - // Grab a shared_ptr reference to this so that we know it won't get deleted - // until after the - // thread routine has exited. - std::shared_ptr<DebuggerThread> this_ref(shared_from_this()); - - WINLOG_IFALL(WINDOWS_LOG_PROCESS, - "DebuggerThread preparing to launch '%s' on background thread.", - launch_info.GetExecutableFile().GetPath().c_str()); - - Error error; - ProcessLauncherWindows launcher; - HostProcess process(launcher.LaunchProcess(launch_info, error)); - // If we couldn't create the process, notify waiters immediately. Otherwise - // enter the debug - // loop and wait until we get the create process debug notification. Note - // that if the process - // was created successfully, we can throw away the process handle we got from - // CreateProcess - // because Windows will give us another (potentially more useful?) handle when - // it sends us the - // CREATE_PROCESS_DEBUG_EVENT. - if (error.Success()) - DebugLoop(); - else - m_debug_delegate->OnDebuggerError(error, 0); - - return 0; -} - -lldb::thread_result_t DebuggerThread::DebuggerThreadAttachRoutine( - lldb::pid_t pid, const ProcessAttachInfo &attach_info) { - // Grab a shared_ptr reference to this so that we know it won't get deleted - // until after the - // thread routine has exited. - std::shared_ptr<DebuggerThread> this_ref(shared_from_this()); - - WINLOG_IFALL(WINDOWS_LOG_PROCESS, "DebuggerThread preparing to attach to " - "process '%llu' on background thread.", - pid); - - if (!DebugActiveProcess((DWORD)pid)) { - Error error(::GetLastError(), eErrorTypeWin32); - m_debug_delegate->OnDebuggerError(error, 0); - return 0; - } - - // The attach was successful, enter the debug loop. From here on out, this is - // no different than - // a create process operation, so all the same comments in DebugLaunch should - // apply from this - // point out. - DebugLoop(); - - return 0; -} - -Error DebuggerThread::StopDebugging(bool terminate) { - Error error; - - lldb::pid_t pid = m_process.GetProcessId(); - - WINLOG_IFALL(WINDOWS_LOG_PROCESS, - "StopDebugging('%s') called (inferior=%I64u).", - (terminate ? "true" : "false"), pid); - - // Set m_is_shutting_down to true if it was false. Return if it was already - // true. - bool expected = false; - if (!m_is_shutting_down.compare_exchange_strong(expected, true)) - return error; - - // Make a copy of the process, since the termination sequence will reset - // DebuggerThread's internal copy and it needs to remain open for the Wait - // operation. - HostProcess process_copy = m_process; - lldb::process_t handle = m_process.GetNativeProcess().GetSystemHandle(); - - if (terminate) { - // Initiate the termination before continuing the exception, so that the - // next debug - // event we get is the exit process event, and not some other event. - BOOL terminate_suceeded = TerminateProcess(handle, 0); - WINLOG_IFALL(WINDOWS_LOG_PROCESS, "StopDebugging called " - "TerminateProcess(0x%p, 0) " - "(inferior=%I64u), success='%s'", - handle, pid, (terminate_suceeded ? "true" : "false")); - } - - // If we're stuck waiting for an exception to continue (e.g. the user is at a - // breakpoint - // messing around in the debugger), continue it now. But only AFTER calling - // TerminateProcess - // to make sure that the very next call to WaitForDebugEvent is an exit - // process event. - if (m_active_exception.get()) { - WINLOG_IFANY(WINDOWS_LOG_PROCESS | WINDOWS_LOG_EXCEPTION, - "StopDebugging masking active exception"); - - ContinueAsyncException(ExceptionResult::MaskException); - } - - if (!terminate) { - // Indicate that we want to detach. - m_pid_to_detach = GetProcess().GetProcessId(); - - // Force a fresh break so that the detach can happen from the debugger - // thread. - if (!::DebugBreakProcess( - GetProcess().GetNativeProcess().GetSystemHandle())) { - error.SetError(::GetLastError(), eErrorTypeWin32); - } - } - - WINLOG_IFALL( - WINDOWS_LOG_PROCESS, - "StopDebugging waiting for detach from process %llu to complete.", pid); - - DWORD wait_result = WaitForSingleObject(m_debugging_ended_event, 5000); - if (wait_result != WAIT_OBJECT_0) { - error.SetError(GetLastError(), eErrorTypeWin32); - WINERR_IFALL(WINDOWS_LOG_PROCESS, - "StopDebugging WaitForSingleObject(0x%p, 5000) returned %lu", - m_debugging_ended_event, wait_result); - } else { - WINLOG_IFALL( - WINDOWS_LOG_PROCESS, - "StopDebugging detach from process %llu completed successfully.", pid); - } - - if (!error.Success()) { - WINERR_IFALL(WINDOWS_LOG_PROCESS, "StopDebugging encountered an error " - "while trying to stop process %llu. %s", - pid, error.AsCString()); - } - return error; -} - -void DebuggerThread::ContinueAsyncException(ExceptionResult result) { - if (!m_active_exception.get()) - return; - - WINLOG_IFANY( - WINDOWS_LOG_PROCESS | WINDOWS_LOG_EXCEPTION, - "ContinueAsyncException called for inferior process %I64u, broadcasting.", - m_process.GetProcessId()); - - m_active_exception.reset(); - m_exception_pred.SetValue(result, eBroadcastAlways); -} - -void DebuggerThread::FreeProcessHandles() { - m_process = HostProcess(); - m_main_thread = HostThread(); - if (m_image_file) { - ::CloseHandle(m_image_file); - m_image_file = nullptr; - } -} - -void DebuggerThread::DebugLoop() { - DEBUG_EVENT dbe = {}; - bool should_debug = true; - WINLOG_IFALL(WINDOWS_LOG_EVENT, "Entering WaitForDebugEvent loop"); - while (should_debug) { - WINLOGD_IFALL(WINDOWS_LOG_EVENT, "Calling WaitForDebugEvent"); - BOOL wait_result = WaitForDebugEvent(&dbe, INFINITE); - if (wait_result) { - DWORD continue_status = DBG_CONTINUE; - switch (dbe.dwDebugEventCode) { - case EXCEPTION_DEBUG_EVENT: { - ExceptionResult status = - HandleExceptionEvent(dbe.u.Exception, dbe.dwThreadId); - - if (status == ExceptionResult::MaskException) - continue_status = DBG_CONTINUE; - else if (status == ExceptionResult::SendToApplication) - continue_status = DBG_EXCEPTION_NOT_HANDLED; - - break; - } - case CREATE_THREAD_DEBUG_EVENT: - continue_status = - HandleCreateThreadEvent(dbe.u.CreateThread, dbe.dwThreadId); - break; - case CREATE_PROCESS_DEBUG_EVENT: - continue_status = - HandleCreateProcessEvent(dbe.u.CreateProcessInfo, dbe.dwThreadId); - break; - case EXIT_THREAD_DEBUG_EVENT: - continue_status = - HandleExitThreadEvent(dbe.u.ExitThread, dbe.dwThreadId); - break; - case EXIT_PROCESS_DEBUG_EVENT: - continue_status = - HandleExitProcessEvent(dbe.u.ExitProcess, dbe.dwThreadId); - should_debug = false; - break; - case LOAD_DLL_DEBUG_EVENT: - continue_status = HandleLoadDllEvent(dbe.u.LoadDll, dbe.dwThreadId); - break; - case UNLOAD_DLL_DEBUG_EVENT: - continue_status = HandleUnloadDllEvent(dbe.u.UnloadDll, dbe.dwThreadId); - break; - case OUTPUT_DEBUG_STRING_EVENT: - continue_status = HandleODSEvent(dbe.u.DebugString, dbe.dwThreadId); - break; - case RIP_EVENT: - continue_status = HandleRipEvent(dbe.u.RipInfo, dbe.dwThreadId); - if (dbe.u.RipInfo.dwType == SLE_ERROR) - should_debug = false; - break; - } - - WINLOGD_IFALL( - WINDOWS_LOG_EVENT, - "DebugLoop calling ContinueDebugEvent(%lu, %lu, %lu) on thread %lu.", - dbe.dwProcessId, dbe.dwThreadId, continue_status, - ::GetCurrentThreadId()); - - ::ContinueDebugEvent(dbe.dwProcessId, dbe.dwThreadId, continue_status); - - if (m_detached) { - should_debug = false; - } - } else { - WINERR_IFALL( - WINDOWS_LOG_EVENT, - "DebugLoop returned FALSE from WaitForDebugEvent. Error = %lu", - ::GetLastError()); - - should_debug = false; - } - } - FreeProcessHandles(); - - WINLOG_IFALL(WINDOWS_LOG_EVENT, "WaitForDebugEvent loop completed, exiting."); - SetEvent(m_debugging_ended_event); -} - -ExceptionResult -DebuggerThread::HandleExceptionEvent(const EXCEPTION_DEBUG_INFO &info, - DWORD thread_id) { - if (m_is_shutting_down) { - // A breakpoint that occurs while `m_pid_to_detach` is non-zero is a magic - // exception that - // we use simply to wake up the DebuggerThread so that we can close out the - // debug loop. - if (m_pid_to_detach != 0 && - info.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT) { - WINLOG_IFANY(WINDOWS_LOG_EVENT | WINDOWS_LOG_EXCEPTION | - WINDOWS_LOG_PROCESS, - "Breakpoint exception is cue to detach from process 0x%lx", - m_pid_to_detach.load()); - ::DebugActiveProcessStop(m_pid_to_detach); - m_detached = true; - } - - // Don't perform any blocking operations while we're shutting down. That - // will - // cause TerminateProcess -> WaitForSingleObject to time out. - return ExceptionResult::SendToApplication; - } - - bool first_chance = (info.dwFirstChance != 0); - - m_active_exception.reset( - new ExceptionRecord(info.ExceptionRecord, thread_id)); - WINLOG_IFANY(WINDOWS_LOG_EVENT | WINDOWS_LOG_EXCEPTION, - "HandleExceptionEvent encountered %s chance exception 0x%lx on " - "thread 0x%lx", - first_chance ? "first" : "second", - info.ExceptionRecord.ExceptionCode, thread_id); - - ExceptionResult result = - m_debug_delegate->OnDebugException(first_chance, *m_active_exception); - m_exception_pred.SetValue(result, eBroadcastNever); - - WINLOG_IFANY(WINDOWS_LOG_EVENT | WINDOWS_LOG_EXCEPTION, - "DebuggerThread::HandleExceptionEvent waiting for ExceptionPred " - "!= BreakInDebugger"); - - m_exception_pred.WaitForValueNotEqualTo(ExceptionResult::BreakInDebugger, - result); - - WINLOG_IFANY(WINDOWS_LOG_EVENT | WINDOWS_LOG_EXCEPTION, - "DebuggerThread::HandleExceptionEvent got ExceptionPred = %u", - m_exception_pred.GetValue()); - - return result; -} - -DWORD -DebuggerThread::HandleCreateThreadEvent(const CREATE_THREAD_DEBUG_INFO &info, - DWORD thread_id) { - WINLOG_IFANY(WINDOWS_LOG_EVENT | WINDOWS_LOG_THREAD, - "HandleCreateThreadEvent Thread 0x%lx spawned in process %llu", - thread_id, m_process.GetProcessId()); - HostThread thread(info.hThread); - thread.GetNativeThread().SetOwnsHandle(false); - m_debug_delegate->OnCreateThread(thread); - return DBG_CONTINUE; -} - -DWORD -DebuggerThread::HandleCreateProcessEvent(const CREATE_PROCESS_DEBUG_INFO &info, - DWORD thread_id) { - uint32_t process_id = ::GetProcessId(info.hProcess); - - WINLOG_IFANY(WINDOWS_LOG_EVENT | WINDOWS_LOG_PROCESS, - "HandleCreateProcessEvent process %u spawned", process_id); - - std::string thread_name; - llvm::raw_string_ostream name_stream(thread_name); - name_stream << "lldb.plugin.process-windows.slave[" << process_id << "]"; - name_stream.flush(); - ThisThread::SetName(thread_name.c_str()); - - // info.hProcess and info.hThread are closed automatically by Windows when - // EXIT_PROCESS_DEBUG_EVENT is received. - m_process = HostProcess(info.hProcess); - ((HostProcessWindows &)m_process.GetNativeProcess()).SetOwnsHandle(false); - m_main_thread = HostThread(info.hThread); - m_main_thread.GetNativeThread().SetOwnsHandle(false); - m_image_file = info.hFile; - - lldb::addr_t load_addr = reinterpret_cast<lldb::addr_t>(info.lpBaseOfImage); - m_debug_delegate->OnDebuggerConnected(load_addr); - - return DBG_CONTINUE; -} - -DWORD -DebuggerThread::HandleExitThreadEvent(const EXIT_THREAD_DEBUG_INFO &info, - DWORD thread_id) { - WINLOG_IFANY( - WINDOWS_LOG_EVENT | WINDOWS_LOG_THREAD, - "HandleExitThreadEvent Thread %lu exited with code %lu in process %llu", - thread_id, info.dwExitCode, m_process.GetProcessId()); - m_debug_delegate->OnExitThread(thread_id, info.dwExitCode); - return DBG_CONTINUE; -} - -DWORD -DebuggerThread::HandleExitProcessEvent(const EXIT_PROCESS_DEBUG_INFO &info, - DWORD thread_id) { - WINLOG_IFANY(WINDOWS_LOG_EVENT | WINDOWS_LOG_THREAD, - "HandleExitProcessEvent process %llu exited with code %lu", - m_process.GetProcessId(), info.dwExitCode); - - m_debug_delegate->OnExitProcess(info.dwExitCode); - - FreeProcessHandles(); - return DBG_CONTINUE; -} - -DWORD -DebuggerThread::HandleLoadDllEvent(const LOAD_DLL_DEBUG_INFO &info, - DWORD thread_id) { - if (info.hFile == nullptr) { - // Not sure what this is, so just ignore it. - WINWARN_IFALL(WINDOWS_LOG_EVENT, "Inferior %llu - HandleLoadDllEvent has " - "a NULL file handle, returning...", - m_process.GetProcessId()); - return DBG_CONTINUE; - } - - std::vector<wchar_t> buffer(1); - DWORD required_size = - GetFinalPathNameByHandleW(info.hFile, &buffer[0], 0, VOLUME_NAME_DOS); - if (required_size > 0) { - buffer.resize(required_size + 1); - required_size = GetFinalPathNameByHandleW(info.hFile, &buffer[0], - required_size, VOLUME_NAME_DOS); - std::string path_str_utf8; - llvm::convertWideToUTF8(buffer.data(), path_str_utf8); - llvm::StringRef path_str = path_str_utf8; - const char *path = path_str.data(); - if (path_str.startswith("\\\\?\\")) - path += 4; - - FileSpec file_spec(path, false); - ModuleSpec module_spec(file_spec); - lldb::addr_t load_addr = reinterpret_cast<lldb::addr_t>(info.lpBaseOfDll); - - WINLOG_IFALL(WINDOWS_LOG_EVENT, "Inferior %I64u - HandleLoadDllEvent DLL " - "'%s' loaded at address 0x%p...", - m_process.GetProcessId(), path, info.lpBaseOfDll); - - m_debug_delegate->OnLoadDll(module_spec, load_addr); - } else { - WINERR_IFALL(WINDOWS_LOG_EVENT, "Inferior %llu - HandleLoadDllEvent Error " - "%lu occurred calling " - "GetFinalPathNameByHandle", - m_process.GetProcessId(), ::GetLastError()); - } - // Windows does not automatically close info.hFile, so we need to do it. - ::CloseHandle(info.hFile); - return DBG_CONTINUE; -} - -DWORD -DebuggerThread::HandleUnloadDllEvent(const UNLOAD_DLL_DEBUG_INFO &info, - DWORD thread_id) { - WINLOG_IFALL(WINDOWS_LOG_EVENT, - "HandleUnloadDllEvent process %llu unloading DLL at addr 0x%p.", - m_process.GetProcessId(), info.lpBaseOfDll); - - m_debug_delegate->OnUnloadDll( - reinterpret_cast<lldb::addr_t>(info.lpBaseOfDll)); - return DBG_CONTINUE; -} - -DWORD -DebuggerThread::HandleODSEvent(const OUTPUT_DEBUG_STRING_INFO &info, - DWORD thread_id) { - return DBG_CONTINUE; -} - -DWORD -DebuggerThread::HandleRipEvent(const RIP_INFO &info, DWORD thread_id) { - WINERR_IFALL(WINDOWS_LOG_EVENT, "HandleRipEvent encountered error %lu " - "(type=%lu) in process %llu thread %lu", - info.dwError, info.dwType, m_process.GetProcessId(), thread_id); - - Error error(info.dwError, eErrorTypeWin32); - m_debug_delegate->OnDebuggerError(error, info.dwType); - - return DBG_CONTINUE; -} diff --git a/lldb/source/Plugins/Process/Windows/Live/DebuggerThread.h b/lldb/source/Plugins/Process/Windows/Live/DebuggerThread.h deleted file mode 100644 index ef4b47bab8c..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/DebuggerThread.h +++ /dev/null @@ -1,106 +0,0 @@ -//===-- DebuggerThread.h ----------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef liblldb_Plugins_Process_Windows_DebuggerThread_H_ -#define liblldb_Plugins_Process_Windows_DebuggerThread_H_ - -#include <atomic> -#include <memory> - -#include "ForwardDecl.h" -#include "lldb/Host/HostProcess.h" -#include "lldb/Host/HostThread.h" -#include "lldb/Host/Predicate.h" -#include "lldb/Host/windows/windows.h" - -namespace lldb_private { - -//---------------------------------------------------------------------- -// DebuggerThread -// -// Debugs a single process, notifying listeners as appropriate when interesting -// things occur. -//---------------------------------------------------------------------- -class DebuggerThread : public std::enable_shared_from_this<DebuggerThread> { -public: - DebuggerThread(DebugDelegateSP debug_delegate); - virtual ~DebuggerThread(); - - Error DebugLaunch(const ProcessLaunchInfo &launch_info); - Error DebugAttach(lldb::pid_t pid, const ProcessAttachInfo &attach_info); - - HostProcess GetProcess() const { return m_process; } - HostThread GetMainThread() const { return m_main_thread; } - std::weak_ptr<ExceptionRecord> GetActiveException() { - return m_active_exception; - } - - Error StopDebugging(bool terminate); - - void ContinueAsyncException(ExceptionResult result); - -private: - void FreeProcessHandles(); - void DebugLoop(); - ExceptionResult HandleExceptionEvent(const EXCEPTION_DEBUG_INFO &info, - DWORD thread_id); - DWORD HandleCreateThreadEvent(const CREATE_THREAD_DEBUG_INFO &info, - DWORD thread_id); - DWORD HandleCreateProcessEvent(const CREATE_PROCESS_DEBUG_INFO &info, - DWORD thread_id); - DWORD HandleExitThreadEvent(const EXIT_THREAD_DEBUG_INFO &info, - DWORD thread_id); - DWORD HandleExitProcessEvent(const EXIT_PROCESS_DEBUG_INFO &info, - DWORD thread_id); - DWORD HandleLoadDllEvent(const LOAD_DLL_DEBUG_INFO &info, DWORD thread_id); - DWORD HandleUnloadDllEvent(const UNLOAD_DLL_DEBUG_INFO &info, - DWORD thread_id); - DWORD HandleODSEvent(const OUTPUT_DEBUG_STRING_INFO &info, DWORD thread_id); - DWORD HandleRipEvent(const RIP_INFO &info, DWORD thread_id); - - DebugDelegateSP m_debug_delegate; - - HostProcess m_process; // The process being debugged. - HostThread m_main_thread; // The main thread of the inferior. - - // The image file of the process being debugged. - HANDLE m_image_file = nullptr; - - // The current exception waiting to be handled - ExceptionRecordSP m_active_exception; - - // A predicate which gets signalled when an exception is finished processing - // and the debug loop can be continued. - Predicate<ExceptionResult> m_exception_pred; - - // An event which gets signalled by the debugger thread when it exits the - // debugger loop and is detached from the inferior. - HANDLE m_debugging_ended_event = nullptr; - - // Signals the loop to detach from the process (specified by pid). - std::atomic<DWORD> m_pid_to_detach; - - // Signals the debug loop to stop processing certain types of events that - // block shutdown. - std::atomic<bool> m_is_shutting_down; - - // Indicates we've detached from the inferior process and the debug loop can - // exit. - bool m_detached = false; - - static lldb::thread_result_t DebuggerThreadLaunchRoutine(void *data); - lldb::thread_result_t - DebuggerThreadLaunchRoutine(const ProcessLaunchInfo &launch_info); - static lldb::thread_result_t DebuggerThreadAttachRoutine(void *data); - lldb::thread_result_t - DebuggerThreadAttachRoutine(lldb::pid_t pid, - const ProcessAttachInfo &launch_info); -}; -} -#endif diff --git a/lldb/source/Plugins/Process/Windows/Live/ForwardDecl.h b/lldb/source/Plugins/Process/Windows/Live/ForwardDecl.h deleted file mode 100644 index cfe1b79cee1..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/ForwardDecl.h +++ /dev/null @@ -1,42 +0,0 @@ -//===-- ForwardDecl.h -------------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef liblldb_Plugins_Process_Windows_ForwardDecl_H_ -#define liblldb_Plugins_Process_Windows_ForwardDecl_H_ - -#include <memory> - -// ExceptionResult is returned by the debug delegate to specify how it processed -// the exception. -enum class ExceptionResult { - BreakInDebugger, // Break in the debugger and give the user a chance to - // interact with - // the program before continuing. - MaskException, // Eat the exception and don't let the application know it - // occurred. - SendToApplication // Send the exception to the application to be handled as if - // there were - // no debugger attached. -}; - -namespace lldb_private { - -class ProcessWindows; - -class IDebugDelegate; -class DebuggerThread; -class ExceptionRecord; - -typedef std::shared_ptr<IDebugDelegate> DebugDelegateSP; -typedef std::shared_ptr<DebuggerThread> DebuggerThreadSP; -typedef std::shared_ptr<ExceptionRecord> ExceptionRecordSP; -typedef std::unique_ptr<ExceptionRecord> ExceptionRecordUP; -} - -#endif
\ No newline at end of file diff --git a/lldb/source/Plugins/Process/Windows/Live/IDebugDelegate.h b/lldb/source/Plugins/Process/Windows/Live/IDebugDelegate.h deleted file mode 100644 index e88e0ada053..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/IDebugDelegate.h +++ /dev/null @@ -1,46 +0,0 @@ -//===-- IDebugDelegate.h ----------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef liblldb_Plugins_Process_Windows_IDebugDelegate_H_ -#define liblldb_Plugins_Process_Windows_IDebugDelegate_H_ - -#include "ForwardDecl.h" -#include "lldb/lldb-forward.h" -#include "lldb/lldb-types.h" -#include <string> - -namespace lldb_private { -class Error; -class HostThread; - -//---------------------------------------------------------------------- -// IDebugDelegate -// -// IDebugDelegate defines an interface which allows implementors to receive -// notification of events that happen in a debugged process. -//---------------------------------------------------------------------- -class IDebugDelegate { -public: - virtual ~IDebugDelegate() {} - - virtual void OnExitProcess(uint32_t exit_code) = 0; - virtual void OnDebuggerConnected(lldb::addr_t image_base) = 0; - virtual ExceptionResult OnDebugException(bool first_chance, - const ExceptionRecord &record) = 0; - virtual void OnCreateThread(const HostThread &thread) = 0; - virtual void OnExitThread(lldb::tid_t thread_id, uint32_t exit_code) = 0; - virtual void OnLoadDll(const ModuleSpec &module_spec, - lldb::addr_t module_addr) = 0; - virtual void OnUnloadDll(lldb::addr_t module_addr) = 0; - virtual void OnDebugString(const std::string &string) = 0; - virtual void OnDebuggerError(const Error &error, uint32_t type) = 0; -}; -} - -#endif diff --git a/lldb/source/Plugins/Process/Windows/Live/LocalDebugDelegate.cpp b/lldb/source/Plugins/Process/Windows/Live/LocalDebugDelegate.cpp deleted file mode 100644 index af18999f431..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/LocalDebugDelegate.cpp +++ /dev/null @@ -1,73 +0,0 @@ -//===-- LocalDebugDelegate.cpp ----------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "LocalDebugDelegate.h" -#include "ProcessWindowsLive.h" - -using namespace lldb; -using namespace lldb_private; - -LocalDebugDelegate::LocalDebugDelegate(ProcessWP process) - : m_process(process) {} - -void LocalDebugDelegate::OnExitProcess(uint32_t exit_code) { - if (ProcessWindowsLiveSP process = GetProcessPointer()) - process->OnExitProcess(exit_code); -} - -void LocalDebugDelegate::OnDebuggerConnected(lldb::addr_t image_base) { - if (ProcessWindowsLiveSP process = GetProcessPointer()) - process->OnDebuggerConnected(image_base); -} - -ExceptionResult -LocalDebugDelegate::OnDebugException(bool first_chance, - const ExceptionRecord &record) { - if (ProcessWindowsLiveSP process = GetProcessPointer()) - return process->OnDebugException(first_chance, record); - else - return ExceptionResult::MaskException; -} - -void LocalDebugDelegate::OnCreateThread(const HostThread &thread) { - if (ProcessWindowsLiveSP process = GetProcessPointer()) - process->OnCreateThread(thread); -} - -void LocalDebugDelegate::OnExitThread(lldb::tid_t thread_id, - uint32_t exit_code) { - if (ProcessWindowsLiveSP process = GetProcessPointer()) - process->OnExitThread(thread_id, exit_code); -} - -void LocalDebugDelegate::OnLoadDll(const lldb_private::ModuleSpec &module_spec, - lldb::addr_t module_addr) { - if (ProcessWindowsLiveSP process = GetProcessPointer()) - process->OnLoadDll(module_spec, module_addr); -} - -void LocalDebugDelegate::OnUnloadDll(lldb::addr_t module_addr) { - if (ProcessWindowsLiveSP process = GetProcessPointer()) - process->OnUnloadDll(module_addr); -} - -void LocalDebugDelegate::OnDebugString(const std::string &string) { - if (ProcessWindowsLiveSP process = GetProcessPointer()) - process->OnDebugString(string); -} - -void LocalDebugDelegate::OnDebuggerError(const Error &error, uint32_t type) { - if (ProcessWindowsLiveSP process = GetProcessPointer()) - process->OnDebuggerError(error, type); -} - -ProcessWindowsLiveSP LocalDebugDelegate::GetProcessPointer() { - ProcessSP process = m_process.lock(); - return std::static_pointer_cast<ProcessWindowsLive>(process); -} diff --git a/lldb/source/Plugins/Process/Windows/Live/LocalDebugDelegate.h b/lldb/source/Plugins/Process/Windows/Live/LocalDebugDelegate.h deleted file mode 100644 index 17e760c4453..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/LocalDebugDelegate.h +++ /dev/null @@ -1,69 +0,0 @@ -//===-- LocalDebugDelegate.h ------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef liblldb_Plugins_Process_Windows_LocalDebugDelegate_H_ -#define liblldb_Plugins_Process_Windows_LocalDebugDelegate_H_ - -#include <memory> - -#include "IDebugDelegate.h" - -#include "lldb/lldb-forward.h" - -namespace lldb_private { - -class ProcessWindowsLive; -typedef std::shared_ptr<ProcessWindowsLive> ProcessWindowsLiveSP; - -//---------------------------------------------------------------------- -// LocalDebugDelegate -// -// LocalDebugDelegate creates a connection between a ProcessWindowsLive and the -// debug driver. This serves to decouple ProcessWindowsLive from the debug -// driver. -// It would be possible to get a similar decoupling by just having -// ProcessWindowsLive implement this interface directly. There are two reasons -// why -// we don't do this: -// -// 1) In the future when we add support for local debugging through LLGS, and we -// go through the Native*Protocol interface, it is likely we will need the -// additional flexibility provided by this sort of adapter pattern. -// 2) LLDB holds a shared_ptr to the ProcessWindows, and our driver thread -// needs access to it as well. To avoid a race condition, we want to make -// sure that we're also holding onto a shared_ptr. -// lldb_private::Process supports enable_shared_from_this, but that gives us -// a ProcessSP (which is exactly what we are trying to decouple from the -// driver), so this adapter serves as a way to transparently hold the -// ProcessSP while still keeping it decoupled from the driver. -//---------------------------------------------------------------------- -class LocalDebugDelegate : public IDebugDelegate { -public: - explicit LocalDebugDelegate(lldb::ProcessWP process); - - void OnExitProcess(uint32_t exit_code) override; - void OnDebuggerConnected(lldb::addr_t image_base) override; - ExceptionResult OnDebugException(bool first_chance, - const ExceptionRecord &record) override; - void OnCreateThread(const HostThread &thread) override; - void OnExitThread(lldb::tid_t thread_id, uint32_t exit_code) override; - void OnLoadDll(const lldb_private::ModuleSpec &module_spec, - lldb::addr_t module_addr) override; - void OnUnloadDll(lldb::addr_t module_addr) override; - void OnDebugString(const std::string &message) override; - void OnDebuggerError(const Error &error, uint32_t type) override; - -private: - ProcessWindowsLiveSP GetProcessPointer(); - - lldb::ProcessWP m_process; -}; -} - -#endif diff --git a/lldb/source/Plugins/Process/Windows/Live/ProcessWindowsLive.cpp b/lldb/source/Plugins/Process/Windows/Live/ProcessWindowsLive.cpp deleted file mode 100644 index 7ddc5866a5f..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/ProcessWindowsLive.cpp +++ /dev/null @@ -1,1045 +0,0 @@ -//===-- ProcessWindowsLive.cpp ----------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -// Windows includes -#include "lldb/Host/windows/windows.h" -#include <psapi.h> - -// C++ Includes -#include <list> -#include <mutex> -#include <set> -#include <vector> - -// Other libraries and framework includes -#include "lldb/Core/Module.h" -#include "lldb/Core/ModuleSpec.h" -#include "lldb/Core/PluginManager.h" -#include "lldb/Core/Section.h" -#include "lldb/Core/State.h" -#include "lldb/Host/Host.h" -#include "lldb/Host/HostNativeProcessBase.h" -#include "lldb/Host/HostNativeThreadBase.h" -#include "lldb/Host/HostProcess.h" -#include "lldb/Host/MonitoringProcessLauncher.h" -#include "lldb/Host/ThreadLauncher.h" -#include "lldb/Host/windows/HostThreadWindows.h" -#include "lldb/Host/windows/ProcessLauncherWindows.h" -#include "lldb/Symbol/ObjectFile.h" -#include "lldb/Target/DynamicLoader.h" -#include "lldb/Target/FileAction.h" -#include "lldb/Target/MemoryRegionInfo.h" -#include "lldb/Target/RegisterContext.h" -#include "lldb/Target/StopInfo.h" -#include "lldb/Target/Target.h" - -#include "Plugins/Process/Windows/Common/ProcessWindowsLog.h" - -#include "DebuggerThread.h" -#include "ExceptionRecord.h" -#include "LocalDebugDelegate.h" -#include "ProcessWindowsLive.h" -#include "TargetThreadWindowsLive.h" - -#include "llvm/Support/ConvertUTF.h" -#include "llvm/Support/Format.h" -#include "llvm/Support/raw_ostream.h" - -using namespace lldb; -using namespace lldb_private; - -#define BOOL_STR(b) ((b) ? "true" : "false") - -namespace { - -std::string GetProcessExecutableName(HANDLE process_handle) { - std::vector<wchar_t> file_name; - DWORD file_name_size = MAX_PATH; // first guess, not an absolute limit - DWORD copied = 0; - do { - file_name_size *= 2; - file_name.resize(file_name_size); - copied = ::GetModuleFileNameExW(process_handle, NULL, file_name.data(), - file_name_size); - } while (copied >= file_name_size); - file_name.resize(copied); - std::string result; - llvm::convertWideToUTF8(file_name.data(), result); - return result; -} - -std::string GetProcessExecutableName(DWORD pid) { - std::string file_name; - HANDLE process_handle = - ::OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pid); - if (process_handle != NULL) { - file_name = GetProcessExecutableName(process_handle); - ::CloseHandle(process_handle); - } - return file_name; -} - -} // anonymous namespace - -namespace lldb_private { - -// We store a pointer to this class in the ProcessWindows, so that we don't -// expose Windows -// OS specific types and implementation details from a public header file. -class ProcessWindowsData { -public: - ProcessWindowsData(bool stop_at_entry) : m_stop_at_entry(stop_at_entry) { - m_initial_stop_event = ::CreateEvent(nullptr, TRUE, FALSE, nullptr); - } - - ~ProcessWindowsData() { ::CloseHandle(m_initial_stop_event); } - - lldb_private::Error m_launch_error; - lldb_private::DebuggerThreadSP m_debugger; - StopInfoSP m_pending_stop_info; - HANDLE m_initial_stop_event = nullptr; - bool m_initial_stop_received = false; - bool m_stop_at_entry; - std::map<lldb::tid_t, HostThread> m_new_threads; - std::set<lldb::tid_t> m_exited_threads; -}; -} -//------------------------------------------------------------------------------ -// Static functions. - -ProcessSP ProcessWindowsLive::CreateInstance(lldb::TargetSP target_sp, - lldb::ListenerSP listener_sp, - const FileSpec *) { - return ProcessSP(new ProcessWindowsLive(target_sp, listener_sp)); -} - -void ProcessWindowsLive::Initialize() { - static std::once_flag g_once_flag; - - std::call_once(g_once_flag, []() { - PluginManager::RegisterPlugin(GetPluginNameStatic(), - GetPluginDescriptionStatic(), CreateInstance); - }); -} - -//------------------------------------------------------------------------------ -// Constructors and destructors. - -ProcessWindowsLive::ProcessWindowsLive(lldb::TargetSP target_sp, - lldb::ListenerSP listener_sp) - : lldb_private::ProcessWindows(target_sp, listener_sp) {} - -ProcessWindowsLive::~ProcessWindowsLive() {} - -void ProcessWindowsLive::Terminate() {} - -lldb_private::ConstString ProcessWindowsLive::GetPluginNameStatic() { - static ConstString g_name("windows"); - return g_name; -} - -const char *ProcessWindowsLive::GetPluginDescriptionStatic() { - return "Process plugin for Windows"; -} - -Error ProcessWindowsLive::EnableBreakpointSite(BreakpointSite *bp_site) { - WINLOG_IFALL(WINDOWS_LOG_BREAKPOINTS, - "EnableBreakpointSite called with bp_site 0x%p " - "(id=%d, addr=0x%llx)", - bp_site, bp_site->GetID(), bp_site->GetLoadAddress()); - - Error error = EnableSoftwareBreakpoint(bp_site); - if (!error.Success()) { - WINERR_IFALL(WINDOWS_LOG_BREAKPOINTS, "EnableBreakpointSite failed. %s", - error.AsCString()); - } - return error; -} - -Error ProcessWindowsLive::DisableBreakpointSite(BreakpointSite *bp_site) { - WINLOG_IFALL(WINDOWS_LOG_BREAKPOINTS, - "DisableBreakpointSite called with bp_site 0x%p " - "(id=%d, addr=0x%llx)", - bp_site, bp_site->GetID(), bp_site->GetLoadAddress()); - - Error error = DisableSoftwareBreakpoint(bp_site); - - if (!error.Success()) { - WINERR_IFALL(WINDOWS_LOG_BREAKPOINTS, "DisableBreakpointSite failed. %s", - error.AsCString()); - } - return error; -} - -bool ProcessWindowsLive::UpdateThreadList(ThreadList &old_thread_list, - ThreadList &new_thread_list) { - // Add all the threads that were previously running and for which we did not - // detect a thread - // exited event. - int new_size = 0; - int continued_threads = 0; - int exited_threads = 0; - int new_threads = 0; - - for (ThreadSP old_thread : old_thread_list.Threads()) { - lldb::tid_t old_thread_id = old_thread->GetID(); - auto exited_thread_iter = - m_session_data->m_exited_threads.find(old_thread_id); - if (exited_thread_iter == m_session_data->m_exited_threads.end()) { - new_thread_list.AddThread(old_thread); - ++new_size; - ++continued_threads; - WINLOGV_IFALL( - WINDOWS_LOG_THREAD, - "UpdateThreadList - Thread %llu was running and is still running.", - old_thread_id); - } else { - WINLOGV_IFALL( - WINDOWS_LOG_THREAD, - "UpdateThreadList - Thread %llu was running and has exited.", - old_thread_id); - ++exited_threads; - } - } - - // Also add all the threads that are new since the last time we broke into the - // debugger. - for (const auto &thread_info : m_session_data->m_new_threads) { - ThreadSP thread(new TargetThreadWindowsLive(*this, thread_info.second)); - thread->SetID(thread_info.first); - new_thread_list.AddThread(thread); - ++new_size; - ++new_threads; - WINLOGV_IFALL(WINDOWS_LOG_THREAD, - "UpdateThreadList - Thread %llu is new since last update.", - thread_info.first); - } - - WINLOG_IFALL( - WINDOWS_LOG_THREAD, - "UpdateThreadList - %d new threads, %d old threads, %d exited threads.", - new_threads, continued_threads, exited_threads); - - m_session_data->m_new_threads.clear(); - m_session_data->m_exited_threads.clear(); - - return new_size > 0; -} - -Error ProcessWindowsLive::DoLaunch(Module *exe_module, - ProcessLaunchInfo &launch_info) { - // Even though m_session_data is accessed here, it is before a debugger thread - // has been - // kicked off. So there's no race conditions, and it shouldn't be necessary - // to acquire - // the mutex. - - Error result; - if (!launch_info.GetFlags().Test(eLaunchFlagDebug)) { - StreamString stream; - stream.Printf("ProcessWindows unable to launch '%s'. ProcessWindows can " - "only be used for debug launches.", - launch_info.GetExecutableFile().GetPath().c_str()); - std::string message = stream.GetString(); - result.SetErrorString(message.c_str()); - - WINERR_IFALL(WINDOWS_LOG_PROCESS, "%s", message.c_str()); - return result; - } - - bool stop_at_entry = launch_info.GetFlags().Test(eLaunchFlagStopAtEntry); - m_session_data.reset(new ProcessWindowsData(stop_at_entry)); - - SetPrivateState(eStateLaunching); - DebugDelegateSP delegate(new LocalDebugDelegate(shared_from_this())); - m_session_data->m_debugger.reset(new DebuggerThread(delegate)); - DebuggerThreadSP debugger = m_session_data->m_debugger; - - // Kick off the DebugLaunch asynchronously and wait for it to complete. - result = debugger->DebugLaunch(launch_info); - if (result.Fail()) { - WINERR_IFALL(WINDOWS_LOG_PROCESS, "DoLaunch failed launching '%s'. %s", - launch_info.GetExecutableFile().GetPath().c_str(), - result.AsCString()); - return result; - } - - HostProcess process; - Error error = WaitForDebuggerConnection(debugger, process); - if (error.Fail()) { - WINERR_IFALL(WINDOWS_LOG_PROCESS, "DoLaunch failed launching '%s'. %s", - launch_info.GetExecutableFile().GetPath().c_str(), - error.AsCString()); - return error; - } - - WINLOG_IFALL(WINDOWS_LOG_PROCESS, "DoLaunch successfully launched '%s'", - launch_info.GetExecutableFile().GetPath().c_str()); - - // We've hit the initial stop. If eLaunchFlagsStopAtEntry was specified, the - // private state - // should already be set to eStateStopped as a result of hitting the initial - // breakpoint. If - // it was not set, the breakpoint should have already been resumed from and - // the private state - // should already be eStateRunning. - launch_info.SetProcessID(process.GetProcessId()); - SetID(process.GetProcessId()); - - return result; -} - -Error ProcessWindowsLive::DoAttachToProcessWithID( - lldb::pid_t pid, const ProcessAttachInfo &attach_info) { - m_session_data.reset( - new ProcessWindowsData(!attach_info.GetContinueOnceAttached())); - - DebugDelegateSP delegate(new LocalDebugDelegate(shared_from_this())); - DebuggerThreadSP debugger(new DebuggerThread(delegate)); - - m_session_data->m_debugger = debugger; - - DWORD process_id = static_cast<DWORD>(pid); - Error error = debugger->DebugAttach(process_id, attach_info); - if (error.Fail()) { - WINLOG_IFALL(WINDOWS_LOG_PROCESS, "DoAttachToProcessWithID encountered an " - "error occurred initiating the " - "asynchronous attach. %s", - error.AsCString()); - return error; - } - - HostProcess process; - error = WaitForDebuggerConnection(debugger, process); - if (error.Fail()) { - WINLOG_IFALL(WINDOWS_LOG_PROCESS, "DoAttachToProcessWithID encountered an " - "error waiting for the debugger to " - "connect. %s", - error.AsCString()); - return error; - } - - WINLOG_IFALL( - WINDOWS_LOG_PROCESS, - "DoAttachToProcessWithID successfully attached to process with pid=%lu", - process_id); - - // We've hit the initial stop. If eLaunchFlagsStopAtEntry was specified, the - // private state - // should already be set to eStateStopped as a result of hitting the initial - // breakpoint. If - // it was not set, the breakpoint should have already been resumed from and - // the private state - // should already be eStateRunning. - SetID(process.GetProcessId()); - return error; -} - -Error ProcessWindowsLive::WaitForDebuggerConnection(DebuggerThreadSP debugger, - HostProcess &process) { - Error result; - WINLOG_IFANY(WINDOWS_LOG_PROCESS | WINDOWS_LOG_BREAKPOINTS, - "WaitForDebuggerConnection Waiting for loader breakpoint."); - - // Block this function until we receive the initial stop from the process. - if (::WaitForSingleObject(m_session_data->m_initial_stop_event, INFINITE) == - WAIT_OBJECT_0) { - WINLOG_IFANY(WINDOWS_LOG_PROCESS | WINDOWS_LOG_BREAKPOINTS, - "WaitForDebuggerConnection hit loader breakpoint, returning."); - - process = debugger->GetProcess(); - return m_session_data->m_launch_error; - } else - return Error(::GetLastError(), eErrorTypeWin32); -} - -Error ProcessWindowsLive::DoResume() { - llvm::sys::ScopedLock lock(m_mutex); - Error error; - - StateType private_state = GetPrivateState(); - if (private_state == eStateStopped || private_state == eStateCrashed) { - WINLOG_IFALL( - WINDOWS_LOG_PROCESS, - "DoResume called for process %I64u while state is %u. Resuming...", - m_session_data->m_debugger->GetProcess().GetProcessId(), - GetPrivateState()); - - ExceptionRecordSP active_exception = - m_session_data->m_debugger->GetActiveException().lock(); - if (active_exception) { - // Resume the process and continue processing debug events. Mask - // the exception so that from the process's view, there is no - // indication that anything happened. - m_session_data->m_debugger->ContinueAsyncException( - ExceptionResult::MaskException); - } - - WINLOG_IFANY(WINDOWS_LOG_PROCESS | WINDOWS_LOG_THREAD, - "DoResume resuming %u threads.", m_thread_list.GetSize()); - - for (uint32_t i = 0; i < m_thread_list.GetSize(); ++i) { - auto thread = std::static_pointer_cast<TargetThreadWindowsLive>( - m_thread_list.GetThreadAtIndex(i)); - thread->DoResume(); - } - - SetPrivateState(eStateRunning); - } else { - WINERR_IFALL( - WINDOWS_LOG_PROCESS, - "DoResume called for process %I64u but state is %u. Returning...", - m_session_data->m_debugger->GetProcess().GetProcessId(), - GetPrivateState()); - } - return error; -} - -//------------------------------------------------------------------------------ -// ProcessInterface protocol. - -lldb_private::ConstString ProcessWindowsLive::GetPluginName() { - return GetPluginNameStatic(); -} - -uint32_t ProcessWindowsLive::GetPluginVersion() { return 1; } - -Error ProcessWindowsLive::DoDetach(bool keep_stopped) { - DebuggerThreadSP debugger_thread; - StateType private_state; - { - // Acquire the lock only long enough to get the DebuggerThread. - // StopDebugging() will trigger a call back into ProcessWindows which - // will also acquire the lock. Thus we have to release the lock before - // calling StopDebugging(). - llvm::sys::ScopedLock lock(m_mutex); - - private_state = GetPrivateState(); - - if (!m_session_data) { - WINWARN_IFALL( - WINDOWS_LOG_PROCESS, - "DoDetach called while state = %u, but there is no active session.", - private_state); - return Error(); - } - - debugger_thread = m_session_data->m_debugger; - } - - Error error; - if (private_state != eStateExited && private_state != eStateDetached) { - WINLOG_IFALL( - WINDOWS_LOG_PROCESS, - "DoDetach called for process %p while state = %d. Detaching...", - debugger_thread->GetProcess().GetNativeProcess().GetSystemHandle(), - private_state); - error = debugger_thread->StopDebugging(false); - if (error.Success()) { - SetPrivateState(eStateDetached); - } - - // By the time StopDebugging returns, there is no more debugger thread, so - // we can be assured that no other thread will race for the session data. - m_session_data.reset(); - } else { - WINERR_IFALL( - WINDOWS_LOG_PROCESS, "DoDetach called for process %p while state = " - "%d, but cannot destroy in this state.", - debugger_thread->GetProcess().GetNativeProcess().GetSystemHandle(), - private_state); - } - - return error; -} - -Error ProcessWindowsLive::DoDestroy() { - DebuggerThreadSP debugger_thread; - StateType private_state; - { - // Acquire this lock inside an inner scope, only long enough to get the - // DebuggerThread. - // StopDebugging() will trigger a call back into ProcessWindows which will - // acquire the lock - // again, so we need to not deadlock. - llvm::sys::ScopedLock lock(m_mutex); - - private_state = GetPrivateState(); - - if (!m_session_data) { - WINWARN_IFALL( - WINDOWS_LOG_PROCESS, - "DoDestroy called while state = %u, but there is no active session.", - private_state); - return Error(); - } - - debugger_thread = m_session_data->m_debugger; - } - - Error error; - if (private_state != eStateExited && private_state != eStateDetached) { - WINLOG_IFALL( - WINDOWS_LOG_PROCESS, "DoDestroy called for process %p while state = " - "%u. Shutting down...", - debugger_thread->GetProcess().GetNativeProcess().GetSystemHandle(), - private_state); - error = debugger_thread->StopDebugging(true); - - // By the time StopDebugging returns, there is no more debugger thread, so - // we can be assured that no other thread will race for the session data. - m_session_data.reset(); - } else { - WINERR_IFALL( - WINDOWS_LOG_PROCESS, "DoDestroy called for process %p while state = " - "%d, but cannot destroy in this state.", - debugger_thread->GetProcess().GetNativeProcess().GetSystemHandle(), - private_state); - } - - return error; -} - -void ProcessWindowsLive::RefreshStateAfterStop() { - llvm::sys::ScopedLock lock(m_mutex); - - if (!m_session_data) { - WINWARN_IFALL( - WINDOWS_LOG_PROCESS, - "RefreshStateAfterStop called with no active session. Returning..."); - return; - } - - m_thread_list.RefreshStateAfterStop(); - - std::weak_ptr<ExceptionRecord> exception_record = - m_session_data->m_debugger->GetActiveException(); - ExceptionRecordSP active_exception = exception_record.lock(); - if (!active_exception) { - WINERR_IFALL( - WINDOWS_LOG_PROCESS, - "RefreshStateAfterStop called for process %I64u but there is no " - "active exception. Why is the process stopped?", - m_session_data->m_debugger->GetProcess().GetProcessId()); - return; - } - - StopInfoSP stop_info; - m_thread_list.SetSelectedThreadByID(active_exception->GetThreadID()); - ThreadSP stop_thread = m_thread_list.GetSelectedThread(); - if (!stop_thread) - return; - - switch (active_exception->GetExceptionCode()) { - case EXCEPTION_SINGLE_STEP: { - RegisterContextSP register_context = stop_thread->GetRegisterContext(); - const uint64_t pc = register_context->GetPC(); - BreakpointSiteSP site(GetBreakpointSiteList().FindByAddress(pc)); - if (site && site->ValidForThisThread(stop_thread.get())) { - WINLOG_IFANY(WINDOWS_LOG_BREAKPOINTS | WINDOWS_LOG_EXCEPTION | - WINDOWS_LOG_STEP, - "Single-stepped onto a breakpoint in process %I64u at " - "address 0x%I64x with breakpoint site %d", - m_session_data->m_debugger->GetProcess().GetProcessId(), pc, - site->GetID()); - stop_info = StopInfo::CreateStopReasonWithBreakpointSiteID(*stop_thread, - site->GetID()); - stop_thread->SetStopInfo(stop_info); - } else { - WINLOG_IFANY(WINDOWS_LOG_EXCEPTION | WINDOWS_LOG_STEP, - "RefreshStateAfterStop single stepping thread %llu", - stop_thread->GetID()); - stop_info = StopInfo::CreateStopReasonToTrace(*stop_thread); - stop_thread->SetStopInfo(stop_info); - } - return; - } - - case EXCEPTION_BREAKPOINT: { - RegisterContextSP register_context = stop_thread->GetRegisterContext(); - - // The current EIP is AFTER the BP opcode, which is one byte. - uint64_t pc = register_context->GetPC() - 1; - - BreakpointSiteSP site(GetBreakpointSiteList().FindByAddress(pc)); - if (site) { - WINLOG_IFANY( - WINDOWS_LOG_BREAKPOINTS | WINDOWS_LOG_EXCEPTION, - "RefreshStateAfterStop detected breakpoint in process %I64u at " - "address 0x%I64x with breakpoint site %d", - m_session_data->m_debugger->GetProcess().GetProcessId(), pc, - site->GetID()); - - if (site->ValidForThisThread(stop_thread.get())) { - WINLOG_IFALL(WINDOWS_LOG_BREAKPOINTS | WINDOWS_LOG_EXCEPTION, - "Breakpoint site %d is valid for this thread (0x%I64x), " - "creating stop info.", - site->GetID(), stop_thread->GetID()); - - stop_info = StopInfo::CreateStopReasonWithBreakpointSiteID( - *stop_thread, site->GetID()); - register_context->SetPC(pc); - } else { - WINLOG_IFALL(WINDOWS_LOG_BREAKPOINTS | WINDOWS_LOG_EXCEPTION, - "Breakpoint site %d is not valid for this thread, " - "creating empty stop info.", - site->GetID()); - } - stop_thread->SetStopInfo(stop_info); - return; - } else { - // The thread hit a hard-coded breakpoint like an `int 3` or - // `__debugbreak()`. - WINLOG_IFALL( - WINDOWS_LOG_BREAKPOINTS | WINDOWS_LOG_EXCEPTION, - "No breakpoint site matches for this thread. __debugbreak()? " - "Creating stop info with the exception."); - // FALLTHROUGH: We'll treat this as a generic exception record in the - // default case. - } - } - - default: { - std::string desc; - llvm::raw_string_ostream desc_stream(desc); - desc_stream << "Exception " - << llvm::format_hex(active_exception->GetExceptionCode(), 8) - << " encountered at address " - << llvm::format_hex(active_exception->GetExceptionAddress(), 8); - stop_info = StopInfo::CreateStopReasonWithException( - *stop_thread, desc_stream.str().c_str()); - stop_thread->SetStopInfo(stop_info); - WINLOG_IFALL(WINDOWS_LOG_EXCEPTION, "%s", desc_stream.str().c_str()); - return; - } - } -} - -bool ProcessWindowsLive::IsAlive() { - StateType state = GetPrivateState(); - switch (state) { - case eStateCrashed: - case eStateDetached: - case eStateUnloaded: - case eStateExited: - case eStateInvalid: - return false; - default: - return true; - } -} - -Error ProcessWindowsLive::DoHalt(bool &caused_stop) { - Error error; - StateType state = GetPrivateState(); - if (state == eStateStopped) - caused_stop = false; - else { - llvm::sys::ScopedLock lock(m_mutex); - caused_stop = ::DebugBreakProcess(m_session_data->m_debugger->GetProcess() - .GetNativeProcess() - .GetSystemHandle()); - if (!caused_stop) { - error.SetError(::GetLastError(), eErrorTypeWin32); - WINERR_IFALL( - WINDOWS_LOG_PROCESS, - "DoHalt called DebugBreakProcess, but it failed with error %u", - error.GetError()); - } - } - return error; -} - -void ProcessWindowsLive::DidLaunch() { - ArchSpec arch_spec; - DidAttach(arch_spec); -} - -void ProcessWindowsLive::DidAttach(ArchSpec &arch_spec) { - llvm::sys::ScopedLock lock(m_mutex); - - // The initial stop won't broadcast the state change event, so account for - // that here. - if (m_session_data && GetPrivateState() == eStateStopped && - m_session_data->m_stop_at_entry) - RefreshStateAfterStop(); -} - -size_t ProcessWindowsLive::DoReadMemory(lldb::addr_t vm_addr, void *buf, - size_t size, Error &error) { - llvm::sys::ScopedLock lock(m_mutex); - - if (!m_session_data) - return 0; - - WINLOG_IFALL(WINDOWS_LOG_MEMORY, - "DoReadMemory attempting to read %u bytes from address 0x%I64x", - size, vm_addr); - - HostProcess process = m_session_data->m_debugger->GetProcess(); - void *addr = reinterpret_cast<void *>(vm_addr); - SIZE_T bytes_read = 0; - if (!ReadProcessMemory(process.GetNativeProcess().GetSystemHandle(), addr, - buf, size, &bytes_read)) { - error.SetError(GetLastError(), eErrorTypeWin32); - WINERR_IFALL(WINDOWS_LOG_MEMORY, "DoReadMemory failed with error code %u", - error.GetError()); - } - return bytes_read; -} - -size_t ProcessWindowsLive::DoWriteMemory(lldb::addr_t vm_addr, const void *buf, - size_t size, Error &error) { - llvm::sys::ScopedLock lock(m_mutex); - WINLOG_IFALL( - WINDOWS_LOG_MEMORY, - "DoWriteMemory attempting to write %u bytes into address 0x%I64x", size, - vm_addr); - - if (!m_session_data) { - WINERR_IFANY( - WINDOWS_LOG_MEMORY, - "DoWriteMemory cannot write, there is no active debugger connection."); - return 0; - } - - HostProcess process = m_session_data->m_debugger->GetProcess(); - void *addr = reinterpret_cast<void *>(vm_addr); - SIZE_T bytes_written = 0; - lldb::process_t handle = process.GetNativeProcess().GetSystemHandle(); - if (WriteProcessMemory(handle, addr, buf, size, &bytes_written)) - FlushInstructionCache(handle, addr, bytes_written); - else { - error.SetError(GetLastError(), eErrorTypeWin32); - WINLOG_IFALL(WINDOWS_LOG_MEMORY, "DoWriteMemory failed with error code %u", - error.GetError()); - } - return bytes_written; -} - -Error ProcessWindowsLive::GetMemoryRegionInfo(lldb::addr_t vm_addr, - MemoryRegionInfo &info) { - Error error; - llvm::sys::ScopedLock lock(m_mutex); - info.Clear(); - - if (!m_session_data) { - error.SetErrorString( - "GetMemoryRegionInfo called with no debugging session."); - WINERR_IFALL(WINDOWS_LOG_MEMORY, "%s", error.AsCString()); - return error; - } - HostProcess process = m_session_data->m_debugger->GetProcess(); - lldb::process_t handle = process.GetNativeProcess().GetSystemHandle(); - if (handle == nullptr || handle == LLDB_INVALID_PROCESS) { - error.SetErrorString( - "GetMemoryRegionInfo called with an invalid target process."); - WINERR_IFALL(WINDOWS_LOG_MEMORY, "%s", error.AsCString()); - return error; - } - - WINLOG_IFALL(WINDOWS_LOG_MEMORY, - "GetMemoryRegionInfo getting info for address 0x%I64x", vm_addr); - - void *addr = reinterpret_cast<void *>(vm_addr); - MEMORY_BASIC_INFORMATION mem_info = {}; - SIZE_T result = ::VirtualQueryEx(handle, addr, &mem_info, sizeof(mem_info)); - if (result == 0) { - if (::GetLastError() == ERROR_INVALID_PARAMETER) { - // ERROR_INVALID_PARAMETER is returned if VirtualQueryEx is called with an - // address - // past the highest accessible address. We should return a range from the - // vm_addr - // to LLDB_INVALID_ADDRESS - info.GetRange().SetRangeBase(vm_addr); - info.GetRange().SetRangeEnd(LLDB_INVALID_ADDRESS); - info.SetReadable(MemoryRegionInfo::eNo); - info.SetExecutable(MemoryRegionInfo::eNo); - info.SetWritable(MemoryRegionInfo::eNo); - info.SetMapped(MemoryRegionInfo::eNo); - return error; - } else { - error.SetError(::GetLastError(), eErrorTypeWin32); - WINERR_IFALL(WINDOWS_LOG_MEMORY, "VirtualQueryEx returned error %u while " - "getting memory region info for address " - "0x%I64x", - error.GetError(), vm_addr); - return error; - } - } - - // Protect bits are only valid for MEM_COMMIT regions. - if (mem_info.State == MEM_COMMIT) { - const bool readable = IsPageReadable(mem_info.Protect); - const bool executable = IsPageExecutable(mem_info.Protect); - const bool writable = IsPageWritable(mem_info.Protect); - info.SetReadable(readable ? MemoryRegionInfo::eYes : MemoryRegionInfo::eNo); - info.SetExecutable(executable ? MemoryRegionInfo::eYes - : MemoryRegionInfo::eNo); - info.SetWritable(writable ? MemoryRegionInfo::eYes : MemoryRegionInfo::eNo); - } else { - info.SetReadable(MemoryRegionInfo::eNo); - info.SetExecutable(MemoryRegionInfo::eNo); - info.SetWritable(MemoryRegionInfo::eNo); - } - - // AllocationBase is defined for MEM_COMMIT and MEM_RESERVE but not MEM_FREE. - if (mem_info.State != MEM_FREE) { - info.GetRange().SetRangeBase( - reinterpret_cast<addr_t>(mem_info.AllocationBase)); - info.GetRange().SetRangeEnd(reinterpret_cast<addr_t>(mem_info.BaseAddress) + - mem_info.RegionSize); - info.SetMapped(MemoryRegionInfo::eYes); - } else { - // In the unmapped case we need to return the distance to the next block of - // memory. - // VirtualQueryEx nearly does that except that it gives the distance from - // the start - // of the page containing vm_addr. - SYSTEM_INFO data; - GetSystemInfo(&data); - DWORD page_offset = vm_addr % data.dwPageSize; - info.GetRange().SetRangeBase(vm_addr); - info.GetRange().SetByteSize(mem_info.RegionSize - page_offset); - info.SetMapped(MemoryRegionInfo::eNo); - } - - error.SetError(::GetLastError(), eErrorTypeWin32); - WINLOGV_IFALL(WINDOWS_LOG_MEMORY, "Memory region info for address %llu: " - "readable=%s, executable=%s, writable=%s", - vm_addr, BOOL_STR(info.GetReadable()), - BOOL_STR(info.GetExecutable()), BOOL_STR(info.GetWritable())); - return error; -} - -bool ProcessWindowsLive::CanDebug(lldb::TargetSP target_sp, - bool plugin_specified_by_name) { - if (plugin_specified_by_name) - return true; - - // For now we are just making sure the file exists for a given module - ModuleSP exe_module_sp(target_sp->GetExecutableModule()); - if (exe_module_sp.get()) - return exe_module_sp->GetFileSpec().Exists(); - // However, if there is no executable module, we return true since we might be - // preparing to attach. - return true; -} - -void ProcessWindowsLive::OnExitProcess(uint32_t exit_code) { - // No need to acquire the lock since m_session_data isn't accessed. - WINLOG_IFALL(WINDOWS_LOG_PROCESS, "Process %llu exited with code %u", GetID(), - exit_code); - - TargetSP target = m_target_sp.lock(); - if (target) { - ModuleSP executable_module = target->GetExecutableModule(); - ModuleList unloaded_modules; - unloaded_modules.Append(executable_module); - target->ModulesDidUnload(unloaded_modules, true); - } - - SetProcessExitStatus(GetID(), true, 0, exit_code); - SetPrivateState(eStateExited); -} - -void ProcessWindowsLive::OnDebuggerConnected(lldb::addr_t image_base) { - DebuggerThreadSP debugger = m_session_data->m_debugger; - - WINLOG_IFALL(WINDOWS_LOG_PROCESS, - "Debugger connected to process %I64u. Image base = 0x%I64x", - debugger->GetProcess().GetProcessId(), image_base); - - ModuleSP module = GetTarget().GetExecutableModule(); - if (!module) { - // During attach, we won't have the executable module, so find it now. - const DWORD pid = debugger->GetProcess().GetProcessId(); - const std::string file_name = GetProcessExecutableName(pid); - if (file_name.empty()) { - return; - } - - FileSpec executable_file(file_name, true); - ModuleSpec module_spec(executable_file); - Error error; - module = GetTarget().GetSharedModule(module_spec, &error); - if (!module) { - return; - } - - GetTarget().SetExecutableModule(module, false); - } - - bool load_addr_changed; - module->SetLoadAddress(GetTarget(), image_base, false, load_addr_changed); - - ModuleList loaded_modules; - loaded_modules.Append(module); - GetTarget().ModulesDidLoad(loaded_modules); - - // Add the main executable module to the list of pending module loads. We - // can't call - // GetTarget().ModulesDidLoad() here because we still haven't returned from - // DoLaunch() / DoAttach() yet - // so the target may not have set the process instance to `this` yet. - llvm::sys::ScopedLock lock(m_mutex); - const HostThreadWindows &wmain_thread = - debugger->GetMainThread().GetNativeThread(); - m_session_data->m_new_threads[wmain_thread.GetThreadId()] = - debugger->GetMainThread(); -} - -ExceptionResult -ProcessWindowsLive::OnDebugException(bool first_chance, - const ExceptionRecord &record) { - llvm::sys::ScopedLock lock(m_mutex); - - // FIXME: Without this check, occasionally when running the test suite there - // is - // an issue where m_session_data can be null. It's not clear how this could - // happen - // but it only surfaces while running the test suite. In order to properly - // diagnose - // this, we probably need to first figure allow the test suite to print out - // full - // lldb logs, and then add logging to the process plugin. - if (!m_session_data) { - WINERR_IFANY(WINDOWS_LOG_EXCEPTION, "Debugger thread reported exception " - "0x%lx at address 0x%llu, but there is " - "no session.", - record.GetExceptionCode(), record.GetExceptionAddress()); - return ExceptionResult::SendToApplication; - } - - if (!first_chance) { - // Any second chance exception is an application crash by definition. - SetPrivateState(eStateCrashed); - } - - ExceptionResult result = ExceptionResult::SendToApplication; - switch (record.GetExceptionCode()) { - case EXCEPTION_BREAKPOINT: - // Handle breakpoints at the first chance. - result = ExceptionResult::BreakInDebugger; - - if (!m_session_data->m_initial_stop_received) { - WINLOG_IFANY(WINDOWS_LOG_BREAKPOINTS, "Hit loader breakpoint at address " - "0x%I64x, setting initial stop " - "event.", - record.GetExceptionAddress()); - m_session_data->m_initial_stop_received = true; - ::SetEvent(m_session_data->m_initial_stop_event); - } else { - WINLOG_IFANY(WINDOWS_LOG_BREAKPOINTS, - "Hit non-loader breakpoint at address 0x%I64x.", - record.GetExceptionAddress()); - } - SetPrivateState(eStateStopped); - break; - case EXCEPTION_SINGLE_STEP: - result = ExceptionResult::BreakInDebugger; - SetPrivateState(eStateStopped); - break; - default: - WINLOG_IFANY(WINDOWS_LOG_EXCEPTION, "Debugger thread reported exception " - "0x%lx at address 0x%llx " - "(first_chance=%s)", - record.GetExceptionCode(), record.GetExceptionAddress(), - BOOL_STR(first_chance)); - // For non-breakpoints, give the application a chance to handle the - // exception first. - if (first_chance) - result = ExceptionResult::SendToApplication; - else - result = ExceptionResult::BreakInDebugger; - } - - return result; -} - -void ProcessWindowsLive::OnCreateThread(const HostThread &new_thread) { - llvm::sys::ScopedLock lock(m_mutex); - const HostThreadWindows &wnew_thread = new_thread.GetNativeThread(); - m_session_data->m_new_threads[wnew_thread.GetThreadId()] = new_thread; -} - -void ProcessWindowsLive::OnExitThread(lldb::tid_t thread_id, - uint32_t exit_code) { - llvm::sys::ScopedLock lock(m_mutex); - - // On a forced termination, we may get exit thread events after the session - // data has been cleaned up. - if (!m_session_data) - return; - - // A thread may have started and exited before the debugger stopped allowing a - // refresh. - // Just remove it from the new threads list in that case. - auto iter = m_session_data->m_new_threads.find(thread_id); - if (iter != m_session_data->m_new_threads.end()) - m_session_data->m_new_threads.erase(iter); - else - m_session_data->m_exited_threads.insert(thread_id); -} - -void ProcessWindowsLive::OnLoadDll(const ModuleSpec &module_spec, - lldb::addr_t module_addr) { - // Confusingly, there is no Target::AddSharedModule. Instead, calling - // GetSharedModule() with - // a new module will add it to the module list and return a corresponding - // ModuleSP. - Error error; - ModuleSP module = GetTarget().GetSharedModule(module_spec, &error); - bool load_addr_changed = false; - module->SetLoadAddress(GetTarget(), module_addr, false, load_addr_changed); - - ModuleList loaded_modules; - loaded_modules.Append(module); - GetTarget().ModulesDidLoad(loaded_modules); -} - -void ProcessWindowsLive::OnUnloadDll(lldb::addr_t module_addr) { - Address resolved_addr; - if (GetTarget().ResolveLoadAddress(module_addr, resolved_addr)) { - ModuleSP module = resolved_addr.GetModule(); - if (module) { - ModuleList unloaded_modules; - unloaded_modules.Append(module); - GetTarget().ModulesDidUnload(unloaded_modules, false); - } - } -} - -void ProcessWindowsLive::OnDebugString(const std::string &string) {} - -void ProcessWindowsLive::OnDebuggerError(const Error &error, uint32_t type) { - llvm::sys::ScopedLock lock(m_mutex); - - if (m_session_data->m_initial_stop_received) { - // This happened while debugging. Do we shutdown the debugging session, try - // to continue, - // or do something else? - WINERR_IFALL(WINDOWS_LOG_PROCESS, "Error %u occurred during debugging. " - "Unexpected behavior may result. %s", - error.GetError(), error.AsCString()); - } else { - // If we haven't actually launched the process yet, this was an error - // launching the - // process. Set the internal error and signal the initial stop event so - // that the DoLaunch - // method wakes up and returns a failure. - m_session_data->m_launch_error = error; - ::SetEvent(m_session_data->m_initial_stop_event); - WINERR_IFALL( - WINDOWS_LOG_PROCESS, - "Error %u occurred launching the process before the initial stop. %s", - error.GetError(), error.AsCString()); - return; - } -} diff --git a/lldb/source/Plugins/Process/Windows/Live/ProcessWindowsLive.h b/lldb/source/Plugins/Process/Windows/Live/ProcessWindowsLive.h deleted file mode 100644 index 0b6f4074d29..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/ProcessWindowsLive.h +++ /dev/null @@ -1,129 +0,0 @@ -//===-- ProcessWindowsLive.h ------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef liblldb_Plugins_Process_Windows_Live_ProcessWindowsLive_H_ -#define liblldb_Plugins_Process_Windows_Live_ProcessWindowsLive_H_ - -// C Includes - -// C++ Includes -#include <memory> -#include <queue> - -// Other libraries and framework includes -#include "ForwardDecl.h" -#include "IDebugDelegate.h" -#include "lldb/Core/Error.h" -#include "lldb/Host/HostThread.h" -#include "lldb/Target/Process.h" -#include "lldb/lldb-forward.h" - -#include "llvm/Support/Mutex.h" - -#include "Plugins/Process/Windows/Common/ProcessWindows.h" - -class ProcessMonitor; - -namespace lldb_private { -class HostProcess; -class ProcessWindowsData; - -class ProcessWindowsLive : public lldb_private::ProcessWindows, - public lldb_private::IDebugDelegate { -public: - //------------------------------------------------------------------ - // Static functions. - //------------------------------------------------------------------ - static lldb::ProcessSP CreateInstance(lldb::TargetSP target_sp, - lldb::ListenerSP listener_sp, - const lldb_private::FileSpec *); - - static void Initialize(); - - static void Terminate(); - - static lldb_private::ConstString GetPluginNameStatic(); - - static const char *GetPluginDescriptionStatic(); - - //------------------------------------------------------------------ - // Constructors and destructors - //------------------------------------------------------------------ - ProcessWindowsLive(lldb::TargetSP target_sp, lldb::ListenerSP listener_sp); - - ~ProcessWindowsLive(); - - // lldb_private::Process overrides - lldb_private::ConstString GetPluginName() override; - uint32_t GetPluginVersion() override; - - lldb_private::Error - EnableBreakpointSite(lldb_private::BreakpointSite *bp_site) override; - lldb_private::Error - DisableBreakpointSite(lldb_private::BreakpointSite *bp_site) override; - - lldb_private::Error DoDetach(bool keep_stopped) override; - lldb_private::Error - DoLaunch(lldb_private::Module *exe_module, - lldb_private::ProcessLaunchInfo &launch_info) override; - lldb_private::Error DoAttachToProcessWithID( - lldb::pid_t pid, - const lldb_private::ProcessAttachInfo &attach_info) override; - lldb_private::Error DoResume() override; - lldb_private::Error DoDestroy() override; - lldb_private::Error DoHalt(bool &caused_stop) override; - - void DidLaunch() override; - void DidAttach(lldb_private::ArchSpec &arch_spec) override; - - void RefreshStateAfterStop() override; - - bool CanDebug(lldb::TargetSP target_sp, - bool plugin_specified_by_name) override; - bool DestroyRequiresHalt() override { return false; } - bool UpdateThreadList(lldb_private::ThreadList &old_thread_list, - lldb_private::ThreadList &new_thread_list) override; - bool IsAlive() override; - - size_t DoReadMemory(lldb::addr_t vm_addr, void *buf, size_t size, - lldb_private::Error &error) override; - size_t DoWriteMemory(lldb::addr_t vm_addr, const void *buf, size_t size, - lldb_private::Error &error) override; - lldb_private::Error - GetMemoryRegionInfo(lldb::addr_t vm_addr, - lldb_private::MemoryRegionInfo &info) override; - - // IDebugDelegate overrides. - void OnExitProcess(uint32_t exit_code) override; - void OnDebuggerConnected(lldb::addr_t image_base) override; - ExceptionResult - OnDebugException(bool first_chance, - const lldb_private::ExceptionRecord &record) override; - void OnCreateThread(const lldb_private::HostThread &thread) override; - void OnExitThread(lldb::tid_t thread_id, uint32_t exit_code) override; - void OnLoadDll(const lldb_private::ModuleSpec &module_spec, - lldb::addr_t module_addr) override; - void OnUnloadDll(lldb::addr_t module_addr) override; - void OnDebugString(const std::string &string) override; - void OnDebuggerError(const lldb_private::Error &error, - uint32_t type) override; - -private: - lldb_private::Error - WaitForDebuggerConnection(lldb_private::DebuggerThreadSP debugger, - lldb_private::HostProcess &process); - - llvm::sys::Mutex m_mutex; - - // Data for the active debugging session. - std::unique_ptr<lldb_private::ProcessWindowsData> m_session_data; -}; -} - -#endif // liblldb_Plugins_Process_Windows_Live_ProcessWindowsLive_H_ diff --git a/lldb/source/Plugins/Process/Windows/Live/TargetThreadWindowsLive.cpp b/lldb/source/Plugins/Process/Windows/Live/TargetThreadWindowsLive.cpp deleted file mode 100644 index b965a6cc3dc..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/TargetThreadWindowsLive.cpp +++ /dev/null @@ -1,124 +0,0 @@ -//===-- TargetThreadWindowsLive.cpp------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "lldb/Core/Log.h" -#include "lldb/Core/Logging.h" -#include "lldb/Core/State.h" -#include "lldb/Host/HostInfo.h" -#include "lldb/Host/HostNativeThreadBase.h" -#include "lldb/Host/windows/HostThreadWindows.h" -#include "lldb/Host/windows/windows.h" -#include "lldb/Target/RegisterContext.h" - -#include "ProcessWindows.h" -#include "ProcessWindowsLog.h" -#include "TargetThreadWindowsLive.h" -#include "UnwindLLDB.h" - -#if defined(_WIN64) -#include "x64/RegisterContextWindowsLive_x64.h" -#else -#include "x86/RegisterContextWindowsLive_x86.h" -#endif - -using namespace lldb; -using namespace lldb_private; - -TargetThreadWindowsLive::TargetThreadWindowsLive(ProcessWindows &process, - const HostThread &thread) - : TargetThreadWindows(process, thread), m_host_thread(thread) {} - -TargetThreadWindowsLive::~TargetThreadWindowsLive() { DestroyThread(); } - -void TargetThreadWindowsLive::RefreshStateAfterStop() { - ::SuspendThread(m_host_thread.GetNativeThread().GetSystemHandle()); - SetState(eStateStopped); - GetRegisterContext()->InvalidateIfNeeded(false); -} - -void TargetThreadWindowsLive::WillResume(lldb::StateType resume_state) {} - -void TargetThreadWindowsLive::DidStop() {} - -RegisterContextSP TargetThreadWindowsLive::GetRegisterContext() { - if (!m_reg_context_sp) - m_reg_context_sp = CreateRegisterContextForFrameIndex(0); - - return m_reg_context_sp; -} - -RegisterContextSP -TargetThreadWindowsLive::CreateRegisterContextForFrame(StackFrame *frame) { - return CreateRegisterContextForFrameIndex(frame->GetConcreteFrameIndex()); -} - -RegisterContextSP -TargetThreadWindowsLive::CreateRegisterContextForFrameIndex(uint32_t idx) { - if (!m_reg_context_sp) { - ArchSpec arch = HostInfo::GetArchitecture(); - switch (arch.GetMachine()) { - case llvm::Triple::x86: -#if defined(_WIN64) -// FIXME: This is a Wow64 process, create a RegisterContextWindows_Wow64 -#else - m_reg_context_sp.reset(new RegisterContextWindowsLive_x86(*this, idx)); -#endif - break; - case llvm::Triple::x86_64: -#if defined(_WIN64) - m_reg_context_sp.reset(new RegisterContextWindowsLive_x64(*this, idx)); -#else -// LLDB is 32-bit, but the target process is 64-bit. We probably can't debug -// this. -#endif - default: - break; - } - } - return m_reg_context_sp; -} - -bool TargetThreadWindowsLive::CalculateStopInfo() { - SetStopInfo(m_stop_info_sp); - return true; -} - -Unwind *TargetThreadWindowsLive::GetUnwinder() { - // FIXME: Implement an unwinder based on the Windows unwinder exposed through - // DIA SDK. - if (m_unwinder_ap.get() == NULL) - m_unwinder_ap.reset(new UnwindLLDB(*this)); - return m_unwinder_ap.get(); -} - -bool TargetThreadWindowsLive::DoResume() { - StateType resume_state = GetTemporaryResumeState(); - StateType current_state = GetState(); - if (resume_state == current_state) - return true; - - if (resume_state == eStateStepping) { - uint32_t flags_index = - GetRegisterContext()->ConvertRegisterKindToRegisterNumber( - eRegisterKindGeneric, LLDB_REGNUM_GENERIC_FLAGS); - uint64_t flags_value = - GetRegisterContext()->ReadRegisterAsUnsigned(flags_index, 0); - flags_value |= 0x100; // Set the trap flag on the CPU - GetRegisterContext()->WriteRegisterFromUnsigned(flags_index, flags_value); - } - - if (resume_state == eStateStepping || resume_state == eStateRunning) { - DWORD previous_suspend_count = 0; - HANDLE thread_handle = m_host_thread.GetNativeThread().GetSystemHandle(); - do { - previous_suspend_count = ::ResumeThread(thread_handle); - } while (previous_suspend_count > 0); - } - return true; -} diff --git a/lldb/source/Plugins/Process/Windows/Live/TargetThreadWindowsLive.h b/lldb/source/Plugins/Process/Windows/Live/TargetThreadWindowsLive.h deleted file mode 100644 index 47e09247a63..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/TargetThreadWindowsLive.h +++ /dev/null @@ -1,50 +0,0 @@ -//===-- TargetThreadWindowsLive.h -------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef liblldb_Plugins_Process_Windows_TargetThreadWindowsLive_H_ -#define liblldb_Plugins_Process_Windows_TargetThreadWindowsLive_H_ - -#include "lldb/Host/HostThread.h" -#include "lldb/Target/Thread.h" -#include "lldb/lldb-forward.h" - -#include "Plugins/Process/Windows/Common/TargetThreadWindows.h" - -namespace lldb_private { -class ProcessWindows; -class HostThread; -class StackFrame; - -class TargetThreadWindowsLive : public lldb_private::TargetThreadWindows { -public: - TargetThreadWindowsLive(ProcessWindows &process, const HostThread &thread); - virtual ~TargetThreadWindowsLive(); - - // lldb_private::Thread overrides - void RefreshStateAfterStop() override; - void WillResume(lldb::StateType resume_state) override; - void DidStop() override; - lldb::RegisterContextSP GetRegisterContext() override; - lldb::RegisterContextSP - CreateRegisterContextForFrame(StackFrame *frame) override; - bool CalculateStopInfo() override; - Unwind *GetUnwinder() override; - - bool DoResume(); - - HostThread GetHostThread() const { return m_host_thread; } - -private: - lldb::RegisterContextSP CreateRegisterContextForFrameIndex(uint32_t idx); - - HostThread m_host_thread; -}; -} - -#endif diff --git a/lldb/source/Plugins/Process/Windows/Live/x64/RegisterContextWindowsLive_x64.cpp b/lldb/source/Plugins/Process/Windows/Live/x64/RegisterContextWindowsLive_x64.cpp deleted file mode 100644 index 33237110991..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/x64/RegisterContextWindowsLive_x64.cpp +++ /dev/null @@ -1,166 +0,0 @@ -//===-- RegisterContextWindowsLive_x64.cpp ----------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "lldb/Core/Error.h" -#include "lldb/Core/RegisterValue.h" -#include "lldb/Host/windows/HostThreadWindows.h" -#include "lldb/Host/windows/windows.h" -#include "lldb/lldb-private-types.h" - -#include "RegisterContextWindowsLive_x64.h" -#include "TargetThreadWindows.h" -#include "lldb-x86-register-enums.h" - -#include "llvm/ADT/STLExtras.h" - -using namespace lldb; -using namespace lldb_private; - -RegisterContextWindowsLive_x64::RegisterContextWindowsLive_x64( - Thread &thread, uint32_t concrete_frame_idx) - : RegisterContextWindows_x64(thread, concrete_frame_idx) {} - -RegisterContextWindowsLive_x64::~RegisterContextWindowsLive_x64() {} - -bool RegisterContextWindowsLive_x64::ReadRegister(const RegisterInfo *reg_info, - RegisterValue ®_value) { - if (!CacheAllRegisterValues()) - return false; - - switch (reg_info->kinds[eRegisterKindLLDB]) { - case lldb_rax_x86_64: - reg_value.SetUInt64(m_context.Rax); - break; - case lldb_rbx_x86_64: - reg_value.SetUInt64(m_context.Rbx); - break; - case lldb_rcx_x86_64: - reg_value.SetUInt64(m_context.Rcx); - break; - case lldb_rdx_x86_64: - reg_value.SetUInt64(m_context.Rdx); - break; - case lldb_rdi_x86_64: - reg_value.SetUInt64(m_context.Rdi); - break; - case lldb_rsi_x86_64: - reg_value.SetUInt64(m_context.Rsi); - break; - case lldb_r8_x86_64: - reg_value.SetUInt64(m_context.R8); - break; - case lldb_r9_x86_64: - reg_value.SetUInt64(m_context.R9); - break; - case lldb_r10_x86_64: - reg_value.SetUInt64(m_context.R10); - break; - case lldb_r11_x86_64: - reg_value.SetUInt64(m_context.R11); - break; - case lldb_r12_x86_64: - reg_value.SetUInt64(m_context.R12); - break; - case lldb_r13_x86_64: - reg_value.SetUInt64(m_context.R13); - break; - case lldb_r14_x86_64: - reg_value.SetUInt64(m_context.R14); - break; - case lldb_r15_x86_64: - reg_value.SetUInt64(m_context.R15); - break; - case lldb_rbp_x86_64: - reg_value.SetUInt64(m_context.Rbp); - break; - case lldb_rsp_x86_64: - reg_value.SetUInt64(m_context.Rsp); - break; - case lldb_rip_x86_64: - reg_value.SetUInt64(m_context.Rip); - break; - case lldb_rflags_x86_64: - reg_value.SetUInt64(m_context.EFlags); - break; - } - return true; -} - -bool RegisterContextWindowsLive_x64::WriteRegister( - const RegisterInfo *reg_info, const RegisterValue ®_value) { - // Since we cannot only write a single register value to the inferior, we need - // to make sure - // our cached copy of the register values are fresh. Otherwise when writing - // EAX, for example, - // we may also overwrite some other register with a stale value. - if (!CacheAllRegisterValues()) - return false; - - switch (reg_info->kinds[eRegisterKindLLDB]) { - case lldb_rax_x86_64: - m_context.Rax = reg_value.GetAsUInt64(); - break; - case lldb_rbx_x86_64: - m_context.Rbx = reg_value.GetAsUInt64(); - break; - case lldb_rcx_x86_64: - m_context.Rcx = reg_value.GetAsUInt64(); - break; - case lldb_rdx_x86_64: - m_context.Rdx = reg_value.GetAsUInt64(); - break; - case lldb_rdi_x86_64: - m_context.Rdi = reg_value.GetAsUInt64(); - break; - case lldb_rsi_x86_64: - m_context.Rsi = reg_value.GetAsUInt64(); - break; - case lldb_r8_x86_64: - m_context.R8 = reg_value.GetAsUInt64(); - break; - case lldb_r9_x86_64: - m_context.R9 = reg_value.GetAsUInt64(); - break; - case lldb_r10_x86_64: - m_context.R10 = reg_value.GetAsUInt64(); - break; - case lldb_r11_x86_64: - m_context.R11 = reg_value.GetAsUInt64(); - break; - case lldb_r12_x86_64: - m_context.R12 = reg_value.GetAsUInt64(); - break; - case lldb_r13_x86_64: - m_context.R13 = reg_value.GetAsUInt64(); - break; - case lldb_r14_x86_64: - m_context.R14 = reg_value.GetAsUInt64(); - break; - case lldb_r15_x86_64: - m_context.R15 = reg_value.GetAsUInt64(); - break; - case lldb_rbp_x86_64: - m_context.Rbp = reg_value.GetAsUInt64(); - break; - case lldb_rsp_x86_64: - m_context.Rsp = reg_value.GetAsUInt64(); - break; - case lldb_rip_x86_64: - m_context.Rip = reg_value.GetAsUInt64(); - break; - case lldb_rflags_x86_64: - m_context.EFlags = reg_value.GetAsUInt64(); - break; - } - - // Physically update the registers in the target process. - TargetThreadWindows &wthread = static_cast<TargetThreadWindows &>(m_thread); - return ::SetThreadContext( - wthread.GetHostThread().GetNativeThread().GetSystemHandle(), &m_context); -} diff --git a/lldb/source/Plugins/Process/Windows/Live/x64/RegisterContextWindowsLive_x64.h b/lldb/source/Plugins/Process/Windows/Live/x64/RegisterContextWindowsLive_x64.h deleted file mode 100644 index 84425c4fa82..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/x64/RegisterContextWindowsLive_x64.h +++ /dev/null @@ -1,40 +0,0 @@ -//===-- RegisterContextWindowsLive_x64.h ------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef liblldb_RegisterContextWindowsLive_x64_H_ -#define liblldb_RegisterContextWindowsLive_x64_H_ - -#include "../../Common/x64/RegisterContextWindows_x64.h" -#include "lldb/lldb-forward.h" - -namespace lldb_private { - -class Thread; - -class RegisterContextWindowsLive_x64 : public RegisterContextWindows_x64 { -public: - //------------------------------------------------------------------ - // Constructors and Destructors - //------------------------------------------------------------------ - RegisterContextWindowsLive_x64(Thread &thread, uint32_t concrete_frame_idx); - - virtual ~RegisterContextWindowsLive_x64(); - - //------------------------------------------------------------------ - // Subclasses must override these functions - //------------------------------------------------------------------ - bool ReadRegister(const RegisterInfo *reg_info, - RegisterValue ®_value) override; - - bool WriteRegister(const RegisterInfo *reg_info, - const RegisterValue ®_value) override; -}; -} - -#endif // #ifndef liblldb_RegisterContextWindowsLive_x64_H_ diff --git a/lldb/source/Plugins/Process/Windows/Live/x86/RegisterContextWindowsLive_x86.cpp b/lldb/source/Plugins/Process/Windows/Live/x86/RegisterContextWindowsLive_x86.cpp deleted file mode 100644 index 0e7412051ae..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/x86/RegisterContextWindowsLive_x86.cpp +++ /dev/null @@ -1,108 +0,0 @@ -//===-- RegisterContextWindowsLive_x86.cpp ------------------------*- C++ -//-*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "lldb/Core/Error.h" -#include "lldb/Core/RegisterValue.h" -#include "lldb/Host/windows/HostThreadWindows.h" -#include "lldb/Host/windows/windows.h" -#include "lldb/lldb-private-types.h" - -#include "ProcessWindowsLog.h" -#include "RegisterContextWindowsLive_x86.h" -#include "TargetThreadWindows.h" -#include "lldb-x86-register-enums.h" - -#include "llvm/ADT/STLExtras.h" - -using namespace lldb; - -namespace lldb_private { - -RegisterContextWindowsLive_x86::RegisterContextWindowsLive_x86( - Thread &thread, uint32_t concrete_frame_idx) - : RegisterContextWindows_x86(thread, concrete_frame_idx) {} - -RegisterContextWindowsLive_x86::~RegisterContextWindowsLive_x86() {} - -bool RegisterContextWindowsLive_x86::WriteRegister( - const RegisterInfo *reg_info, const RegisterValue ®_value) { - // Since we cannot only write a single register value to the inferior, we need - // to make sure - // our cached copy of the register values are fresh. Otherwise when writing - // EAX, for example, - // we may also overwrite some other register with a stale value. - if (!CacheAllRegisterValues()) - return false; - - uint32_t reg = reg_info->kinds[eRegisterKindLLDB]; - switch (reg) { - case lldb_eax_i386: - WINLOG_IFALL(WINDOWS_LOG_REGISTERS, "Write value 0x%x to EAX", - reg_value.GetAsUInt32()); - m_context.Eax = reg_value.GetAsUInt32(); - break; - case lldb_ebx_i386: - WINLOG_IFALL(WINDOWS_LOG_REGISTERS, "Write value 0x%x to EBX", - reg_value.GetAsUInt32()); - m_context.Ebx = reg_value.GetAsUInt32(); - break; - case lldb_ecx_i386: - WINLOG_IFALL(WINDOWS_LOG_REGISTERS, "Write value 0x%x to ECX", - reg_value.GetAsUInt32()); - m_context.Ecx = reg_value.GetAsUInt32(); - break; - case lldb_edx_i386: - WINLOG_IFALL(WINDOWS_LOG_REGISTERS, "Write value 0x%x to EDX", - reg_value.GetAsUInt32()); - m_context.Edx = reg_value.GetAsUInt32(); - break; - case lldb_edi_i386: - WINLOG_IFALL(WINDOWS_LOG_REGISTERS, "Write value 0x%x to EDI", - reg_value.GetAsUInt32()); - m_context.Edi = reg_value.GetAsUInt32(); - break; - case lldb_esi_i386: - WINLOG_IFALL(WINDOWS_LOG_REGISTERS, "Write value 0x%x to ESI", - reg_value.GetAsUInt32()); - m_context.Esi = reg_value.GetAsUInt32(); - break; - case lldb_ebp_i386: - WINLOG_IFALL(WINDOWS_LOG_REGISTERS, "Write value 0x%x to EBP", - reg_value.GetAsUInt32()); - m_context.Ebp = reg_value.GetAsUInt32(); - break; - case lldb_esp_i386: - WINLOG_IFALL(WINDOWS_LOG_REGISTERS, "Write value 0x%x to ESP", - reg_value.GetAsUInt32()); - m_context.Esp = reg_value.GetAsUInt32(); - break; - case lldb_eip_i386: - WINLOG_IFALL(WINDOWS_LOG_REGISTERS, "Write value 0x%x to EIP", - reg_value.GetAsUInt32()); - m_context.Eip = reg_value.GetAsUInt32(); - break; - case lldb_eflags_i386: - WINLOG_IFALL(WINDOWS_LOG_REGISTERS, "Write value 0x%x to EFLAGS", - reg_value.GetAsUInt32()); - m_context.EFlags = reg_value.GetAsUInt32(); - break; - default: - WINWARN_IFALL(WINDOWS_LOG_REGISTERS, - "Write value 0x%x to unknown register %u", - reg_value.GetAsUInt32(), reg); - } - - // Physically update the registers in the target process. - TargetThreadWindows &wthread = static_cast<TargetThreadWindows &>(m_thread); - return ::SetThreadContext( - wthread.GetHostThread().GetNativeThread().GetSystemHandle(), &m_context); -} - -} // namespace lldb_private diff --git a/lldb/source/Plugins/Process/Windows/Live/x86/RegisterContextWindowsLive_x86.h b/lldb/source/Plugins/Process/Windows/Live/x86/RegisterContextWindowsLive_x86.h deleted file mode 100644 index e9b8ecd58f5..00000000000 --- a/lldb/source/Plugins/Process/Windows/Live/x86/RegisterContextWindowsLive_x86.h +++ /dev/null @@ -1,34 +0,0 @@ -//===-- RegisterContextWindowsLive_x86.h ------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef liblldb_RegisterContextWindowsLive_x86_H_ -#define liblldb_RegisterContextWindowsLive_x86_H_ - -#include "../../Common/x86/RegisterContextWindows_x86.h" -#include "lldb/lldb-forward.h" - -namespace lldb_private { - -class Thread; - -class RegisterContextWindowsLive_x86 : public RegisterContextWindows_x86 { -public: - //------------------------------------------------------------------ - // Constructors and Destructors - //------------------------------------------------------------------ - RegisterContextWindowsLive_x86(Thread &thread, uint32_t concrete_frame_idx); - - virtual ~RegisterContextWindowsLive_x86(); - - bool WriteRegister(const RegisterInfo *reg_info, - const RegisterValue ®_value) override; -}; -} - -#endif // #ifndef liblldb_RegisterContextWindowsLive_x86_H_ |
