SBTarget.cpp

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//===-- SBTarget.cpp ------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
 
#include "lldb/API/SBTarget.h"
#include "lldb/Utility/Instrumentation.h"
#include "lldb/Utility/LLDBLog.h"
#include "lldb/lldb-public.h"
 
#include "lldb/API/SBBreakpoint.h"
#include "lldb/API/SBDebugger.h"
#include "lldb/API/SBEnvironment.h"
#include "lldb/API/SBEvent.h"
#include "lldb/API/SBExpressionOptions.h"
#include "lldb/API/SBFileSpec.h"
#include "lldb/API/SBListener.h"
#include "lldb/API/SBModule.h"
#include "lldb/API/SBModuleSpec.h"
#include "lldb/API/SBProcess.h"
#include "lldb/API/SBSourceManager.h"
#include "lldb/API/SBStream.h"
#include "lldb/API/SBStringList.h"
#include "lldb/API/SBStructuredData.h"
#include "lldb/API/SBSymbolContextList.h"
#include "lldb/API/SBTrace.h"
#include "lldb/Breakpoint/BreakpointID.h"
#include "lldb/Breakpoint/BreakpointIDList.h"
#include "lldb/Breakpoint/BreakpointList.h"
#include "lldb/Breakpoint/BreakpointLocation.h"
#include "lldb/Core/Address.h"
#include "lldb/Core/AddressResolver.h"
#include "lldb/Core/Debugger.h"
#include "lldb/Core/Disassembler.h"
#include "lldb/Core/Module.h"
#include "lldb/Core/ModuleSpec.h"
#include "lldb/Core/SearchFilter.h"
#include "lldb/Core/Section.h"
#include "lldb/Core/StructuredDataImpl.h"
#include "lldb/Core/ValueObjectConstResult.h"
#include "lldb/Core/ValueObjectList.h"
#include "lldb/Core/ValueObjectVariable.h"
#include "lldb/Host/Host.h"
#include "lldb/Symbol/DeclVendor.h"
#include "lldb/Symbol/ObjectFile.h"
#include "lldb/Symbol/SymbolFile.h"
#include "lldb/Symbol/SymbolVendor.h"
#include "lldb/Symbol/TypeSystem.h"
#include "lldb/Symbol/VariableList.h"
#include "lldb/Target/ABI.h"
#include "lldb/Target/Language.h"
#include "lldb/Target/LanguageRuntime.h"
#include "lldb/Target/Process.h"
#include "lldb/Target/StackFrame.h"
#include "lldb/Target/Target.h"
#include "lldb/Target/TargetList.h"
#include "lldb/Utility/ArchSpec.h"
#include "lldb/Utility/Args.h"
#include "lldb/Utility/FileSpec.h"
#include "lldb/Utility/ProcessInfo.h"
#include "lldb/Utility/RegularExpression.h"
 
#include "Commands/CommandObjectBreakpoint.h"
#include "lldb/Interpreter/CommandReturnObject.h"
#include "llvm/Support/PrettyStackTrace.h"
#include "llvm/Support/Regex.h"
 
using namespace lldb;
using namespace lldb_private;
 
#define DEFAULT_DISASM_BYTE_SIZE 32
 
static Status AttachToProcess(ProcessAttachInfo &attach_info, Target &target) {
  std::lock_guard<std::recursive_mutex> guard(target.GetAPIMutex());
 
  auto process_sp = target.GetProcessSP();
  if (process_sp) {
    const auto state = process_sp->GetState();
    if (process_sp->IsAlive() && state == eStateConnected) {
      // If we are already connected, then we have already specified the
      // listener, so if a valid listener is supplied, we need to error out to
      // let the client know.
      if (attach_info.GetListener())
        return Status("process is connected and already has a listener, pass "
                      "empty listener");
    }
  }
 
  return target.Attach(attach_info, nullptr);
}
 
// SBTarget constructor
SBTarget::SBTarget() { LLDB_INSTRUMENT_VA(this); }
 
SBTarget::SBTarget(const SBTarget &rhs) : m_opaque_sp(rhs.m_opaque_sp) {
  LLDB_INSTRUMENT_VA(this, rhs);
}
 
SBTarget::SBTarget(const TargetSP &target_sp) : m_opaque_sp(target_sp) {
  LLDB_INSTRUMENT_VA(this, target_sp);
}
 
const SBTarget &SBTarget::operator=(const SBTarget &rhs) {
  LLDB_INSTRUMENT_VA(this, rhs);
 
  if (this != &rhs)
    m_opaque_sp = rhs.m_opaque_sp;
  return *this;
}
 
// Destructor
SBTarget::~SBTarget() = default;
 
bool SBTarget::EventIsTargetEvent(const SBEvent &event) {
  LLDB_INSTRUMENT_VA(event);
 
  return Target::TargetEventData::GetEventDataFromEvent(event.get()) != nullptr;
}
 
SBTarget SBTarget::GetTargetFromEvent(const SBEvent &event) {
  LLDB_INSTRUMENT_VA(event);
 
  return Target::TargetEventData::GetTargetFromEvent(event.get());
}
 
uint32_t SBTarget::GetNumModulesFromEvent(const SBEvent &event) {
  LLDB_INSTRUMENT_VA(event);
 
  const ModuleList module_list =
      Target::TargetEventData::GetModuleListFromEvent(event.get());
  return module_list.GetSize();
}
 
SBModule SBTarget::GetModuleAtIndexFromEvent(const uint32_t idx,
                                             const SBEvent &event) {
  LLDB_INSTRUMENT_VA(idx, event);
 
  const ModuleList module_list =
      Target::TargetEventData::GetModuleListFromEvent(event.get());
  return SBModule(module_list.GetModuleAtIndex(idx));
}
 
const char *SBTarget::GetBroadcasterClassName() {
  LLDB_INSTRUMENT();
 
  return Target::GetStaticBroadcasterClass().AsCString();
}
 
bool SBTarget::IsValid() const {
  LLDB_INSTRUMENT_VA(this);
  return this->operator bool();
}
SBTarget::operator bool() const {
  LLDB_INSTRUMENT_VA(this);
 
  return m_opaque_sp.get() != nullptr && m_opaque_sp->IsValid();
}
 
SBProcess SBTarget::GetProcess() {
  LLDB_INSTRUMENT_VA(this);
 
  SBProcess sb_process;
  ProcessSP process_sp;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    process_sp = target_sp->GetProcessSP();
    sb_process.SetSP(process_sp);
  }
 
  return sb_process;
}
 
SBPlatform SBTarget::GetPlatform() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (!target_sp)
    return SBPlatform();
 
  SBPlatform platform;
  platform.m_opaque_sp = target_sp->GetPlatform();
 
  return platform;
}
 
SBDebugger SBTarget::GetDebugger() const {
  LLDB_INSTRUMENT_VA(this);
 
  SBDebugger debugger;
  TargetSP target_sp(GetSP());
  if (target_sp)
    debugger.reset(target_sp->GetDebugger().shared_from_this());
  return debugger;
}
 
SBStructuredData SBTarget::GetStatistics() {
  LLDB_INSTRUMENT_VA(this);
 
  SBStructuredData data;
  TargetSP target_sp(GetSP());
  if (!target_sp)
    return data;
  std::string json_str =
      llvm::formatv("{0:2}",
          DebuggerStats::ReportStatistics(target_sp->GetDebugger(),
                                          target_sp.get())).str();
  data.m_impl_up->SetObjectSP(StructuredData::ParseJSON(json_str));
  return data;
}
 
void SBTarget::SetCollectingStats(bool v) {
  LLDB_INSTRUMENT_VA(this, v);
 
  TargetSP target_sp(GetSP());
  if (!target_sp)
    return;
  return DebuggerStats::SetCollectingStats(v);
}
 
bool SBTarget::GetCollectingStats() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (!target_sp)
    return false;
  return DebuggerStats::GetCollectingStats();
}
 
SBProcess SBTarget::LoadCore(const char *core_file) {
  LLDB_INSTRUMENT_VA(this, core_file);
 
  lldb::SBError error; // Ignored
  return LoadCore(core_file, error);
}
 
SBProcess SBTarget::LoadCore(const char *core_file, lldb::SBError &error) {
  LLDB_INSTRUMENT_VA(this, core_file, error);
 
  SBProcess sb_process;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    FileSpec filespec(core_file);
    FileSystem::Instance().Resolve(filespec);
    ProcessSP process_sp(target_sp->CreateProcess(
        target_sp->GetDebugger().GetListener(), "", &filespec, false));
    if (process_sp) {
      error.SetError(process_sp->LoadCore());
      if (error.Success())
        sb_process.SetSP(process_sp);
    } else {
      error.SetErrorString("Failed to create the process");
    }
  } else {
    error.SetErrorString("SBTarget is invalid");
  }
  return sb_process;
}
 
SBProcess SBTarget::LaunchSimple(char const **argv, char const **envp,
                                 const char *working_directory) {
  LLDB_INSTRUMENT_VA(this, argv, envp, working_directory);
 
  TargetSP target_sp = GetSP();
  if (!target_sp)
    return SBProcess();
 
  SBLaunchInfo launch_info = GetLaunchInfo();
 
  if (Module *exe_module = target_sp->GetExecutableModulePointer())
    launch_info.SetExecutableFile(exe_module->GetPlatformFileSpec(),
                                  /*add_as_first_arg*/ true);
  if (argv)
    launch_info.SetArguments(argv, /*append*/ true);
  if (envp)
    launch_info.SetEnvironmentEntries(envp, /*append*/ false);
  if (working_directory)
    launch_info.SetWorkingDirectory(working_directory);
 
  SBError error;
  return Launch(launch_info, error);
}
 
SBError SBTarget::Install() {
  LLDB_INSTRUMENT_VA(this);
 
  SBError sb_error;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    sb_error.ref() = target_sp->Install(nullptr);
  }
  return sb_error;
}
 
SBProcess SBTarget::Launch(SBListener &listener, char const **argv,
                           char const **envp, const char *stdin_path,
                           const char *stdout_path, const char *stderr_path,
                           const char *working_directory,
                           uint32_t launch_flags, // See LaunchFlags
                           bool stop_at_entry, lldb::SBError &error) {
  LLDB_INSTRUMENT_VA(this, listener, argv, envp, stdin_path, stdout_path,
                     stderr_path, working_directory, launch_flags,
                     stop_at_entry, error);
 
  SBProcess sb_process;
  ProcessSP process_sp;
  TargetSP target_sp(GetSP());
 
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
 
    if (stop_at_entry)
      launch_flags |= eLaunchFlagStopAtEntry;
 
    if (getenv("LLDB_LAUNCH_FLAG_DISABLE_ASLR"))
      launch_flags |= eLaunchFlagDisableASLR;
 
    StateType state = eStateInvalid;
    process_sp = target_sp->GetProcessSP();
    if (process_sp) {
      state = process_sp->GetState();
 
      if (process_sp->IsAlive() && state != eStateConnected) {
        if (state == eStateAttaching)
          error.SetErrorString("process attach is in progress");
        else
          error.SetErrorString("a process is already being debugged");
        return sb_process;
      }
    }
 
    if (state == eStateConnected) {
      // If we are already connected, then we have already specified the
      // listener, so if a valid listener is supplied, we need to error out to
      // let the client know.
      if (listener.IsValid()) {
        error.SetErrorString("process is connected and already has a listener, "
                             "pass empty listener");
        return sb_process;
      }
    }
 
    if (getenv("LLDB_LAUNCH_FLAG_DISABLE_STDIO"))
      launch_flags |= eLaunchFlagDisableSTDIO;
 
    ProcessLaunchInfo launch_info(FileSpec(stdin_path), FileSpec(stdout_path),
                                  FileSpec(stderr_path),
                                  FileSpec(working_directory), launch_flags);
 
    Module *exe_module = target_sp->GetExecutableModulePointer();
    if (exe_module)
      launch_info.SetExecutableFile(exe_module->GetPlatformFileSpec(), true);
    if (argv) {
      launch_info.GetArguments().AppendArguments(argv);
    } else {
      auto default_launch_info = target_sp->GetProcessLaunchInfo();
      launch_info.GetArguments().AppendArguments(
          default_launch_info.GetArguments());
    }
    if (envp) {
      launch_info.GetEnvironment() = Environment(envp);
    } else {
      auto default_launch_info = target_sp->GetProcessLaunchInfo();
      launch_info.GetEnvironment() = default_launch_info.GetEnvironment();
    }
 
    if (listener.IsValid())
      launch_info.SetListener(listener.GetSP());
 
    error.SetError(target_sp->Launch(launch_info, nullptr));
 
    sb_process.SetSP(target_sp->GetProcessSP());
  } else {
    error.SetErrorString("SBTarget is invalid");
  }
 
  return sb_process;
}
 
SBProcess SBTarget::Launch(SBLaunchInfo &sb_launch_info, SBError &error) {
  LLDB_INSTRUMENT_VA(this, sb_launch_info, error);
 
  SBProcess sb_process;
  TargetSP target_sp(GetSP());
 
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    StateType state = eStateInvalid;
    {
      ProcessSP process_sp = target_sp->GetProcessSP();
      if (process_sp) {
        state = process_sp->GetState();
 
        if (process_sp->IsAlive() && state != eStateConnected) {
          if (state == eStateAttaching)
            error.SetErrorString("process attach is in progress");
          else
            error.SetErrorString("a process is already being debugged");
          return sb_process;
        }
      }
    }
 
    lldb_private::ProcessLaunchInfo launch_info = sb_launch_info.ref();
 
    if (!launch_info.GetExecutableFile()) {
      Module *exe_module = target_sp->GetExecutableModulePointer();
      if (exe_module)
        launch_info.SetExecutableFile(exe_module->GetPlatformFileSpec(), true);
    }
 
    const ArchSpec &arch_spec = target_sp->GetArchitecture();
    if (arch_spec.IsValid())
      launch_info.GetArchitecture() = arch_spec;
 
    error.SetError(target_sp->Launch(launch_info, nullptr));
    sb_launch_info.set_ref(launch_info);
    sb_process.SetSP(target_sp->GetProcessSP());
  } else {
    error.SetErrorString("SBTarget is invalid");
  }
 
  return sb_process;
}
 
lldb::SBProcess SBTarget::Attach(SBAttachInfo &sb_attach_info, SBError &error) {
  LLDB_INSTRUMENT_VA(this, sb_attach_info, error);
 
  SBProcess sb_process;
  TargetSP target_sp(GetSP());
 
  if (target_sp) {
    ProcessAttachInfo &attach_info = sb_attach_info.ref();
    if (attach_info.ProcessIDIsValid() && !attach_info.UserIDIsValid()) {
      PlatformSP platform_sp = target_sp->GetPlatform();
      // See if we can pre-verify if a process exists or not
      if (platform_sp && platform_sp->IsConnected()) {
        lldb::pid_t attach_pid = attach_info.GetProcessID();
        ProcessInstanceInfo instance_info;
        if (platform_sp->GetProcessInfo(attach_pid, instance_info)) {
          attach_info.SetUserID(instance_info.GetEffectiveUserID());
        } else {
          error.ref().SetErrorStringWithFormat(
              "no process found with process ID %" PRIu64, attach_pid);
          return sb_process;
        }
      }
    }
    error.SetError(AttachToProcess(attach_info, *target_sp));
    if (error.Success())
      sb_process.SetSP(target_sp->GetProcessSP());
  } else {
    error.SetErrorString("SBTarget is invalid");
  }
 
  return sb_process;
}
 
lldb::SBProcess SBTarget::AttachToProcessWithID(
    SBListener &listener,
    lldb::pid_t pid, // The process ID to attach to
    SBError &error   // An error explaining what went wrong if attach fails
) {
  LLDB_INSTRUMENT_VA(this, listener, pid, error);
 
  SBProcess sb_process;
  TargetSP target_sp(GetSP());
 
  if (target_sp) {
    ProcessAttachInfo attach_info;
    attach_info.SetProcessID(pid);
    if (listener.IsValid())
      attach_info.SetListener(listener.GetSP());
 
    ProcessInstanceInfo instance_info;
    if (target_sp->GetPlatform()->GetProcessInfo(pid, instance_info))
      attach_info.SetUserID(instance_info.GetEffectiveUserID());
 
    error.SetError(AttachToProcess(attach_info, *target_sp));
    if (error.Success())
      sb_process.SetSP(target_sp->GetProcessSP());
  } else
    error.SetErrorString("SBTarget is invalid");
 
  return sb_process;
}
 
lldb::SBProcess SBTarget::AttachToProcessWithName(
    SBListener &listener,
    const char *name, // basename of process to attach to
    bool wait_for, // if true wait for a new instance of "name" to be launched
    SBError &error // An error explaining what went wrong if attach fails
) {
  LLDB_INSTRUMENT_VA(this, listener, name, wait_for, error);
 
  SBProcess sb_process;
  TargetSP target_sp(GetSP());
 
  if (name && target_sp) {
    ProcessAttachInfo attach_info;
    attach_info.GetExecutableFile().SetFile(name, FileSpec::Style::native);
    attach_info.SetWaitForLaunch(wait_for);
    if (listener.IsValid())
      attach_info.SetListener(listener.GetSP());
 
    error.SetError(AttachToProcess(attach_info, *target_sp));
    if (error.Success())
      sb_process.SetSP(target_sp->GetProcessSP());
  } else
    error.SetErrorString("SBTarget is invalid");
 
  return sb_process;
}
 
lldb::SBProcess SBTarget::ConnectRemote(SBListener &listener, const char *url,
                                        const char *plugin_name,
                                        SBError &error) {
  LLDB_INSTRUMENT_VA(this, listener, url, plugin_name, error);
 
  SBProcess sb_process;
  ProcessSP process_sp;
  TargetSP target_sp(GetSP());
 
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    if (listener.IsValid())
      process_sp =
          target_sp->CreateProcess(listener.m_opaque_sp, plugin_name, nullptr,
                                   true);
    else
      process_sp = target_sp->CreateProcess(
          target_sp->GetDebugger().GetListener(), plugin_name, nullptr, true);
 
    if (process_sp) {
      sb_process.SetSP(process_sp);
      error.SetError(process_sp->ConnectRemote(url));
    } else {
      error.SetErrorString("unable to create lldb_private::Process");
    }
  } else {
    error.SetErrorString("SBTarget is invalid");
  }
 
  return sb_process;
}
 
SBFileSpec SBTarget::GetExecutable() {
  LLDB_INSTRUMENT_VA(this);
 
  SBFileSpec exe_file_spec;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    Module *exe_module = target_sp->GetExecutableModulePointer();
    if (exe_module)
      exe_file_spec.SetFileSpec(exe_module->GetFileSpec());
  }
 
  return exe_file_spec;
}
 
bool SBTarget::operator==(const SBTarget &rhs) const {
  LLDB_INSTRUMENT_VA(this, rhs);
 
  return m_opaque_sp.get() == rhs.m_opaque_sp.get();
}
 
bool SBTarget::operator!=(const SBTarget &rhs) const {
  LLDB_INSTRUMENT_VA(this, rhs);
 
  return m_opaque_sp.get() != rhs.m_opaque_sp.get();
}
 
lldb::TargetSP SBTarget::GetSP() const { return m_opaque_sp; }
 
void SBTarget::SetSP(const lldb::TargetSP &target_sp) {
  m_opaque_sp = target_sp;
}
 
lldb::SBAddress SBTarget::ResolveLoadAddress(lldb::addr_t vm_addr) {
  LLDB_INSTRUMENT_VA(this, vm_addr);
 
  lldb::SBAddress sb_addr;
  Address &addr = sb_addr.ref();
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    if (target_sp->ResolveLoadAddress(vm_addr, addr))
      return sb_addr;
  }
 
  // We have a load address that isn't in a section, just return an address
  // with the offset filled in (the address) and the section set to NULL
  addr.SetRawAddress(vm_addr);
  return sb_addr;
}
 
lldb::SBAddress SBTarget::ResolveFileAddress(lldb::addr_t file_addr) {
  LLDB_INSTRUMENT_VA(this, file_addr);
 
  lldb::SBAddress sb_addr;
  Address &addr = sb_addr.ref();
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    if (target_sp->ResolveFileAddress(file_addr, addr))
      return sb_addr;
  }
 
  addr.SetRawAddress(file_addr);
  return sb_addr;
}
 
lldb::SBAddress SBTarget::ResolvePastLoadAddress(uint32_t stop_id,
                                                 lldb::addr_t vm_addr) {
  LLDB_INSTRUMENT_VA(this, stop_id, vm_addr);
 
  lldb::SBAddress sb_addr;
  Address &addr = sb_addr.ref();
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    if (target_sp->ResolveLoadAddress(vm_addr, addr))
      return sb_addr;
  }
 
  // We have a load address that isn't in a section, just return an address
  // with the offset filled in (the address) and the section set to NULL
  addr.SetRawAddress(vm_addr);
  return sb_addr;
}
 
SBSymbolContext
SBTarget::ResolveSymbolContextForAddress(const SBAddress &addr,
                                         uint32_t resolve_scope) {
  LLDB_INSTRUMENT_VA(this, addr, resolve_scope);
 
  SBSymbolContext sc;
  SymbolContextItem scope = static_cast<SymbolContextItem>(resolve_scope);
  if (addr.IsValid()) {
    TargetSP target_sp(GetSP());
    if (target_sp)
      target_sp->GetImages().ResolveSymbolContextForAddress(addr.ref(), scope,
                                                            sc.ref());
  }
  return sc;
}
 
size_t SBTarget::ReadMemory(const SBAddress addr, void *buf, size_t size,
                            lldb::SBError &error) {
  LLDB_INSTRUMENT_VA(this, addr, buf, size, error);
 
  SBError sb_error;
  size_t bytes_read = 0;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    bytes_read =
        target_sp->ReadMemory(addr.ref(), buf, size, sb_error.ref(), true);
  } else {
    sb_error.SetErrorString("invalid target");
  }
 
  return bytes_read;
}
 
SBBreakpoint SBTarget::BreakpointCreateByLocation(const char *file,
                                                  uint32_t line) {
  LLDB_INSTRUMENT_VA(this, file, line);
 
  return SBBreakpoint(
      BreakpointCreateByLocation(SBFileSpec(file, false), line));
}
 
SBBreakpoint
SBTarget::BreakpointCreateByLocation(const SBFileSpec &sb_file_spec,
                                     uint32_t line) {
  LLDB_INSTRUMENT_VA(this, sb_file_spec, line);
 
  return BreakpointCreateByLocation(sb_file_spec, line, 0);
}
 
SBBreakpoint
SBTarget::BreakpointCreateByLocation(const SBFileSpec &sb_file_spec,
                                     uint32_t line, lldb::addr_t offset) {
  LLDB_INSTRUMENT_VA(this, sb_file_spec, line, offset);
 
  SBFileSpecList empty_list;
  return BreakpointCreateByLocation(sb_file_spec, line, offset, empty_list);
}
 
SBBreakpoint
SBTarget::BreakpointCreateByLocation(const SBFileSpec &sb_file_spec,
                                     uint32_t line, lldb::addr_t offset,
                                     SBFileSpecList &sb_module_list) {
  LLDB_INSTRUMENT_VA(this, sb_file_spec, line, offset, sb_module_list);
 
  return BreakpointCreateByLocation(sb_file_spec, line, 0, offset,
                                    sb_module_list);
}
 
SBBreakpoint SBTarget::BreakpointCreateByLocation(
    const SBFileSpec &sb_file_spec, uint32_t line, uint32_t column,
    lldb::addr_t offset, SBFileSpecList &sb_module_list) {
  LLDB_INSTRUMENT_VA(this, sb_file_spec, line, column, offset, sb_module_list);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (target_sp && line != 0) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
 
    const LazyBool check_inlines = eLazyBoolCalculate;
    const LazyBool skip_prologue = eLazyBoolCalculate;
    const bool internal = false;
    const bool hardware = false;
    const LazyBool move_to_nearest_code = eLazyBoolCalculate;
    const FileSpecList *module_list = nullptr;
    if (sb_module_list.GetSize() > 0) {
      module_list = sb_module_list.get();
    }
    sb_bp = target_sp->CreateBreakpoint(
        module_list, *sb_file_spec, line, column, offset, check_inlines,
        skip_prologue, internal, hardware, move_to_nearest_code);
  }
 
  return sb_bp;
}
 
SBBreakpoint SBTarget::BreakpointCreateByLocation(
    const SBFileSpec &sb_file_spec, uint32_t line, uint32_t column,
    lldb::addr_t offset, SBFileSpecList &sb_module_list,
    bool move_to_nearest_code) {
  LLDB_INSTRUMENT_VA(this, sb_file_spec, line, column, offset, sb_module_list,
                     move_to_nearest_code);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (target_sp && line != 0) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
 
    const LazyBool check_inlines = eLazyBoolCalculate;
    const LazyBool skip_prologue = eLazyBoolCalculate;
    const bool internal = false;
    const bool hardware = false;
    const FileSpecList *module_list = nullptr;
    if (sb_module_list.GetSize() > 0) {
      module_list = sb_module_list.get();
    }
    sb_bp = target_sp->CreateBreakpoint(
        module_list, *sb_file_spec, line, column, offset, check_inlines,
        skip_prologue, internal, hardware,
        move_to_nearest_code ? eLazyBoolYes : eLazyBoolNo);
  }
 
  return sb_bp;
}
 
SBBreakpoint SBTarget::BreakpointCreateByName(const char *symbol_name,
                                              const char *module_name) {
  LLDB_INSTRUMENT_VA(this, symbol_name, module_name);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (target_sp.get()) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
 
    const bool internal = false;
    const bool hardware = false;
    const LazyBool skip_prologue = eLazyBoolCalculate;
    const lldb::addr_t offset = 0;
    if (module_name && module_name[0]) {
      FileSpecList module_spec_list;
      module_spec_list.Append(FileSpec(module_name));
      sb_bp = target_sp->CreateBreakpoint(
          &module_spec_list, nullptr, symbol_name, eFunctionNameTypeAuto,
          eLanguageTypeUnknown, offset, skip_prologue, internal, hardware);
    } else {
      sb_bp = target_sp->CreateBreakpoint(
          nullptr, nullptr, symbol_name, eFunctionNameTypeAuto,
          eLanguageTypeUnknown, offset, skip_prologue, internal, hardware);
    }
  }
 
  return sb_bp;
}
 
lldb::SBBreakpoint
SBTarget::BreakpointCreateByName(const char *symbol_name,
                                 const SBFileSpecList &module_list,
                                 const SBFileSpecList &comp_unit_list) {
  LLDB_INSTRUMENT_VA(this, symbol_name, module_list, comp_unit_list);
 
  lldb::FunctionNameType name_type_mask = eFunctionNameTypeAuto;
  return BreakpointCreateByName(symbol_name, name_type_mask,
                                eLanguageTypeUnknown, module_list,
                                comp_unit_list);
}
 
lldb::SBBreakpoint SBTarget::BreakpointCreateByName(
    const char *symbol_name, uint32_t name_type_mask,
    const SBFileSpecList &module_list, const SBFileSpecList &comp_unit_list) {
  LLDB_INSTRUMENT_VA(this, symbol_name, name_type_mask, module_list,
                     comp_unit_list);
 
  return BreakpointCreateByName(symbol_name, name_type_mask,
                                eLanguageTypeUnknown, module_list,
                                comp_unit_list);
}
 
lldb::SBBreakpoint SBTarget::BreakpointCreateByName(
    const char *symbol_name, uint32_t name_type_mask,
    LanguageType symbol_language, const SBFileSpecList &module_list,
    const SBFileSpecList &comp_unit_list) {
  LLDB_INSTRUMENT_VA(this, symbol_name, name_type_mask, symbol_language,
                     module_list, comp_unit_list);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (target_sp && symbol_name && symbol_name[0]) {
    const bool internal = false;
    const bool hardware = false;
    const LazyBool skip_prologue = eLazyBoolCalculate;
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    FunctionNameType mask = static_cast<FunctionNameType>(name_type_mask);
    sb_bp = target_sp->CreateBreakpoint(module_list.get(), comp_unit_list.get(),
                                        symbol_name, mask, symbol_language, 0,
                                        skip_prologue, internal, hardware);
  }
 
  return sb_bp;
}
 
lldb::SBBreakpoint SBTarget::BreakpointCreateByNames(
    const char *symbol_names[], uint32_t num_names, uint32_t name_type_mask,
    const SBFileSpecList &module_list, const SBFileSpecList &comp_unit_list) {
  LLDB_INSTRUMENT_VA(this, symbol_names, num_names, name_type_mask, module_list,
                     comp_unit_list);
 
  return BreakpointCreateByNames(symbol_names, num_names, name_type_mask,
                                 eLanguageTypeUnknown, module_list,
                                 comp_unit_list);
}
 
lldb::SBBreakpoint SBTarget::BreakpointCreateByNames(
    const char *symbol_names[], uint32_t num_names, uint32_t name_type_mask,
    LanguageType symbol_language, const SBFileSpecList &module_list,
    const SBFileSpecList &comp_unit_list) {
  LLDB_INSTRUMENT_VA(this, symbol_names, num_names, name_type_mask,
                     symbol_language, module_list, comp_unit_list);
 
  return BreakpointCreateByNames(symbol_names, num_names, name_type_mask,
                                 eLanguageTypeUnknown, 0, module_list,
                                 comp_unit_list);
}
 
lldb::SBBreakpoint SBTarget::BreakpointCreateByNames(
    const char *symbol_names[], uint32_t num_names, uint32_t name_type_mask,
    LanguageType symbol_language, lldb::addr_t offset,
    const SBFileSpecList &module_list, const SBFileSpecList &comp_unit_list) {
  LLDB_INSTRUMENT_VA(this, symbol_names, num_names, name_type_mask,
                     symbol_language, offset, module_list, comp_unit_list);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (target_sp && num_names > 0) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    const bool internal = false;
    const bool hardware = false;
    FunctionNameType mask = static_cast<FunctionNameType>(name_type_mask);
    const LazyBool skip_prologue = eLazyBoolCalculate;
    sb_bp = target_sp->CreateBreakpoint(
        module_list.get(), comp_unit_list.get(), symbol_names, num_names, mask,
        symbol_language, offset, skip_prologue, internal, hardware);
  }
 
  return sb_bp;
}
 
SBBreakpoint SBTarget::BreakpointCreateByRegex(const char *symbol_name_regex,
                                               const char *module_name) {
  LLDB_INSTRUMENT_VA(this, symbol_name_regex, module_name);
 
  SBFileSpecList module_spec_list;
  SBFileSpecList comp_unit_list;
  if (module_name && module_name[0]) {
    module_spec_list.Append(FileSpec(module_name));
  }
  return BreakpointCreateByRegex(symbol_name_regex, eLanguageTypeUnknown,
                                 module_spec_list, comp_unit_list);
}
 
lldb::SBBreakpoint
SBTarget::BreakpointCreateByRegex(const char *symbol_name_regex,
                                  const SBFileSpecList &module_list,
                                  const SBFileSpecList &comp_unit_list) {
  LLDB_INSTRUMENT_VA(this, symbol_name_regex, module_list, comp_unit_list);
 
  return BreakpointCreateByRegex(symbol_name_regex, eLanguageTypeUnknown,
                                 module_list, comp_unit_list);
}
 
lldb::SBBreakpoint SBTarget::BreakpointCreateByRegex(
    const char *symbol_name_regex, LanguageType symbol_language,
    const SBFileSpecList &module_list, const SBFileSpecList &comp_unit_list) {
  LLDB_INSTRUMENT_VA(this, symbol_name_regex, symbol_language, module_list,
                     comp_unit_list);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (target_sp && symbol_name_regex && symbol_name_regex[0]) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    RegularExpression regexp((llvm::StringRef(symbol_name_regex)));
    const bool internal = false;
    const bool hardware = false;
    const LazyBool skip_prologue = eLazyBoolCalculate;
 
    sb_bp = target_sp->CreateFuncRegexBreakpoint(
        module_list.get(), comp_unit_list.get(), std::move(regexp),
        symbol_language, skip_prologue, internal, hardware);
  }
 
  return sb_bp;
}
 
SBBreakpoint SBTarget::BreakpointCreateByAddress(addr_t address) {
  LLDB_INSTRUMENT_VA(this, address);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    const bool hardware = false;
    sb_bp = target_sp->CreateBreakpoint(address, false, hardware);
  }
 
  return sb_bp;
}
 
SBBreakpoint SBTarget::BreakpointCreateBySBAddress(SBAddress &sb_address) {
  LLDB_INSTRUMENT_VA(this, sb_address);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (!sb_address.IsValid()) {
    return sb_bp;
  }
 
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    const bool hardware = false;
    sb_bp = target_sp->CreateBreakpoint(sb_address.ref(), false, hardware);
  }
 
  return sb_bp;
}
 
lldb::SBBreakpoint
SBTarget::BreakpointCreateBySourceRegex(const char *source_regex,
                                        const lldb::SBFileSpec &source_file,
                                        const char *module_name) {
  LLDB_INSTRUMENT_VA(this, source_regex, source_file, module_name);
 
  SBFileSpecList module_spec_list;
 
  if (module_name && module_name[0]) {
    module_spec_list.Append(FileSpec(module_name));
  }
 
  SBFileSpecList source_file_list;
  if (source_file.IsValid()) {
    source_file_list.Append(source_file);
  }
 
  return BreakpointCreateBySourceRegex(source_regex, module_spec_list,
                                       source_file_list);
}
 
lldb::SBBreakpoint SBTarget::BreakpointCreateBySourceRegex(
    const char *source_regex, const SBFileSpecList &module_list,
    const lldb::SBFileSpecList &source_file_list) {
  LLDB_INSTRUMENT_VA(this, source_regex, module_list, source_file_list);
 
  return BreakpointCreateBySourceRegex(source_regex, module_list,
                                       source_file_list, SBStringList());
}
 
lldb::SBBreakpoint SBTarget::BreakpointCreateBySourceRegex(
    const char *source_regex, const SBFileSpecList &module_list,
    const lldb::SBFileSpecList &source_file_list,
    const SBStringList &func_names) {
  LLDB_INSTRUMENT_VA(this, source_regex, module_list, source_file_list,
                     func_names);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (target_sp && source_regex && source_regex[0]) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    const bool hardware = false;
    const LazyBool move_to_nearest_code = eLazyBoolCalculate;
    RegularExpression regexp((llvm::StringRef(source_regex)));
    std::unordered_set<std::string> func_names_set;
    for (size_t i = 0; i < func_names.GetSize(); i++) {
      func_names_set.insert(func_names.GetStringAtIndex(i));
    }
 
    sb_bp = target_sp->CreateSourceRegexBreakpoint(
        module_list.get(), source_file_list.get(), func_names_set,
        std::move(regexp), false, hardware, move_to_nearest_code);
  }
 
  return sb_bp;
}
 
lldb::SBBreakpoint
SBTarget::BreakpointCreateForException(lldb::LanguageType language,
                                       bool catch_bp, bool throw_bp) {
  LLDB_INSTRUMENT_VA(this, language, catch_bp, throw_bp);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    const bool hardware = false;
    sb_bp = target_sp->CreateExceptionBreakpoint(language, catch_bp, throw_bp,
                                                  hardware);
  }
 
  return sb_bp;
}
 
lldb::SBBreakpoint SBTarget::BreakpointCreateFromScript(
    const char *class_name, SBStructuredData &extra_args,
    const SBFileSpecList &module_list, const SBFileSpecList &file_list,
    bool request_hardware) {
  LLDB_INSTRUMENT_VA(this, class_name, extra_args, module_list, file_list,
                     request_hardware);
 
  SBBreakpoint sb_bp;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    Status error;
 
    StructuredData::ObjectSP obj_sp = extra_args.m_impl_up->GetObjectSP();
    sb_bp =
        target_sp->CreateScriptedBreakpoint(class_name,
                                            module_list.get(),
                                            file_list.get(),
                                            false, /* internal */
                                            request_hardware,
                                            obj_sp,
                                            &error);
  }
 
  return sb_bp;
}
 
uint32_t SBTarget::GetNumBreakpoints() const {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    // The breakpoint list is thread safe, no need to lock
    return target_sp->GetBreakpointList().GetSize();
  }
  return 0;
}
 
SBBreakpoint SBTarget::GetBreakpointAtIndex(uint32_t idx) const {
  LLDB_INSTRUMENT_VA(this, idx);
 
  SBBreakpoint sb_breakpoint;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    // The breakpoint list is thread safe, no need to lock
    sb_breakpoint = target_sp->GetBreakpointList().GetBreakpointAtIndex(idx);
  }
  return sb_breakpoint;
}
 
bool SBTarget::BreakpointDelete(break_id_t bp_id) {
  LLDB_INSTRUMENT_VA(this, bp_id);
 
  bool result = false;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    result = target_sp->RemoveBreakpointByID(bp_id);
  }
 
  return result;
}
 
SBBreakpoint SBTarget::FindBreakpointByID(break_id_t bp_id) {
  LLDB_INSTRUMENT_VA(this, bp_id);
 
  SBBreakpoint sb_breakpoint;
  TargetSP target_sp(GetSP());
  if (target_sp && bp_id != LLDB_INVALID_BREAK_ID) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    sb_breakpoint = target_sp->GetBreakpointByID(bp_id);
  }
 
  return sb_breakpoint;
}
 
bool SBTarget::FindBreakpointsByName(const char *name,
                                     SBBreakpointList &bkpts) {
  LLDB_INSTRUMENT_VA(this, name, bkpts);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    llvm::Expected<std::vector<BreakpointSP>> expected_vector =
        target_sp->GetBreakpointList().FindBreakpointsByName(name);
    if (!expected_vector) {
      LLDB_LOG(GetLog(LLDBLog::Breakpoints), "invalid breakpoint name: {}",
               llvm::toString(expected_vector.takeError()));
      return false;
    }
    for (BreakpointSP bkpt_sp : *expected_vector) {
      bkpts.AppendByID(bkpt_sp->GetID());
    }
  }
  return true;
}
 
void SBTarget::GetBreakpointNames(SBStringList &names) {
  LLDB_INSTRUMENT_VA(this, names);
 
  names.Clear();
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
 
    std::vector<std::string> name_vec;
    target_sp->GetBreakpointNames(name_vec);
    for (auto name : name_vec)
      names.AppendString(name.c_str());
  }
}
 
void SBTarget::DeleteBreakpointName(const char *name) {
  LLDB_INSTRUMENT_VA(this, name);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    target_sp->DeleteBreakpointName(ConstString(name));
  }
}
 
bool SBTarget::EnableAllBreakpoints() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    target_sp->EnableAllowedBreakpoints();
    return true;
  }
  return false;
}
 
bool SBTarget::DisableAllBreakpoints() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    target_sp->DisableAllowedBreakpoints();
    return true;
  }
  return false;
}
 
bool SBTarget::DeleteAllBreakpoints() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    target_sp->RemoveAllowedBreakpoints();
    return true;
  }
  return false;
}
 
lldb::SBError SBTarget::BreakpointsCreateFromFile(SBFileSpec &source_file,
                                                  SBBreakpointList &new_bps) {
  LLDB_INSTRUMENT_VA(this, source_file, new_bps);
 
  SBStringList empty_name_list;
  return BreakpointsCreateFromFile(source_file, empty_name_list, new_bps);
}
 
lldb::SBError SBTarget::BreakpointsCreateFromFile(SBFileSpec &source_file,
                                                  SBStringList &matching_names,
                                                  SBBreakpointList &new_bps) {
  LLDB_INSTRUMENT_VA(this, source_file, matching_names, new_bps);
 
  SBError sberr;
  TargetSP target_sp(GetSP());
  if (!target_sp) {
    sberr.SetErrorString(
        "BreakpointCreateFromFile called with invalid target.");
    return sberr;
  }
  std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
 
  BreakpointIDList bp_ids;
 
  std::vector<std::string> name_vector;
  size_t num_names = matching_names.GetSize();
  for (size_t i = 0; i < num_names; i++)
    name_vector.push_back(matching_names.GetStringAtIndex(i));
 
  sberr.ref() = target_sp->CreateBreakpointsFromFile(source_file.ref(),
                                                     name_vector, bp_ids);
  if (sberr.Fail())
    return sberr;
 
  size_t num_bkpts = bp_ids.GetSize();
  for (size_t i = 0; i < num_bkpts; i++) {
    BreakpointID bp_id = bp_ids.GetBreakpointIDAtIndex(i);
    new_bps.AppendByID(bp_id.GetBreakpointID());
  }
  return sberr;
}
 
lldb::SBError SBTarget::BreakpointsWriteToFile(SBFileSpec &dest_file) {
  LLDB_INSTRUMENT_VA(this, dest_file);
 
  SBError sberr;
  TargetSP target_sp(GetSP());
  if (!target_sp) {
    sberr.SetErrorString("BreakpointWriteToFile called with invalid target.");
    return sberr;
  }
  SBBreakpointList bkpt_list(*this);
  return BreakpointsWriteToFile(dest_file, bkpt_list);
}
 
lldb::SBError SBTarget::BreakpointsWriteToFile(SBFileSpec &dest_file,
                                               SBBreakpointList &bkpt_list,
                                               bool append) {
  LLDB_INSTRUMENT_VA(this, dest_file, bkpt_list, append);
 
  SBError sberr;
  TargetSP target_sp(GetSP());
  if (!target_sp) {
    sberr.SetErrorString("BreakpointWriteToFile called with invalid target.");
    return sberr;
  }
 
  std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
  BreakpointIDList bp_id_list;
  bkpt_list.CopyToBreakpointIDList(bp_id_list);
  sberr.ref() = target_sp->SerializeBreakpointsToFile(dest_file.ref(),
                                                      bp_id_list, append);
  return sberr;
}
 
uint32_t SBTarget::GetNumWatchpoints() const {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    // The watchpoint list is thread safe, no need to lock
    return target_sp->GetWatchpointList().GetSize();
  }
  return 0;
}
 
SBWatchpoint SBTarget::GetWatchpointAtIndex(uint32_t idx) const {
  LLDB_INSTRUMENT_VA(this, idx);
 
  SBWatchpoint sb_watchpoint;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    // The watchpoint list is thread safe, no need to lock
    sb_watchpoint.SetSP(target_sp->GetWatchpointList().GetByIndex(idx));
  }
  return sb_watchpoint;
}
 
bool SBTarget::DeleteWatchpoint(watch_id_t wp_id) {
  LLDB_INSTRUMENT_VA(this, wp_id);
 
  bool result = false;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    std::unique_lock<std::recursive_mutex> lock;
    target_sp->GetWatchpointList().GetListMutex(lock);
    result = target_sp->RemoveWatchpointByID(wp_id);
  }
 
  return result;
}
 
SBWatchpoint SBTarget::FindWatchpointByID(lldb::watch_id_t wp_id) {
  LLDB_INSTRUMENT_VA(this, wp_id);
 
  SBWatchpoint sb_watchpoint;
  lldb::WatchpointSP watchpoint_sp;
  TargetSP target_sp(GetSP());
  if (target_sp && wp_id != LLDB_INVALID_WATCH_ID) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    std::unique_lock<std::recursive_mutex> lock;
    target_sp->GetWatchpointList().GetListMutex(lock);
    watchpoint_sp = target_sp->GetWatchpointList().FindByID(wp_id);
    sb_watchpoint.SetSP(watchpoint_sp);
  }
 
  return sb_watchpoint;
}
 
lldb::SBWatchpoint SBTarget::WatchAddress(lldb::addr_t addr, size_t size,
                                          bool read, bool write,
                                          SBError &error) {
  LLDB_INSTRUMENT_VA(this, addr, size, read, write, error);
 
  SBWatchpoint sb_watchpoint;
  lldb::WatchpointSP watchpoint_sp;
  TargetSP target_sp(GetSP());
  if (target_sp && (read || write) && addr != LLDB_INVALID_ADDRESS &&
      size > 0) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    uint32_t watch_type = 0;
    if (read)
      watch_type |= LLDB_WATCH_TYPE_READ;
    if (write)
      watch_type |= LLDB_WATCH_TYPE_WRITE;
    if (watch_type == 0) {
      error.SetErrorString(
          "Can't create a watchpoint that is neither read nor write.");
      return sb_watchpoint;
    }
 
    // Target::CreateWatchpoint() is thread safe.
    Status cw_error;
    // This API doesn't take in a type, so we can't figure out what it is.
    CompilerType *type = nullptr;
    watchpoint_sp =
        target_sp->CreateWatchpoint(addr, size, type, watch_type, cw_error);
    error.SetError(cw_error);
    sb_watchpoint.SetSP(watchpoint_sp);
  }
 
  return sb_watchpoint;
}
 
bool SBTarget::EnableAllWatchpoints() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    std::unique_lock<std::recursive_mutex> lock;
    target_sp->GetWatchpointList().GetListMutex(lock);
    target_sp->EnableAllWatchpoints();
    return true;
  }
  return false;
}
 
bool SBTarget::DisableAllWatchpoints() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    std::unique_lock<std::recursive_mutex> lock;
    target_sp->GetWatchpointList().GetListMutex(lock);
    target_sp->DisableAllWatchpoints();
    return true;
  }
  return false;
}
 
SBValue SBTarget::CreateValueFromAddress(const char *name, SBAddress addr,
                                         SBType type) {
  LLDB_INSTRUMENT_VA(this, name, addr, type);
 
  SBValue sb_value;
  lldb::ValueObjectSP new_value_sp;
  if (IsValid() && name && *name && addr.IsValid() && type.IsValid()) {
    lldb::addr_t load_addr(addr.GetLoadAddress(*this));
    ExecutionContext exe_ctx(
        ExecutionContextRef(ExecutionContext(m_opaque_sp.get(), false)));
    CompilerType ast_type(type.GetSP()->GetCompilerType(true));
    new_value_sp = ValueObject::CreateValueObjectFromAddress(name, load_addr,
                                                             exe_ctx, ast_type);
  }
  sb_value.SetSP(new_value_sp);
  return sb_value;
}
 
lldb::SBValue SBTarget::CreateValueFromData(const char *name, lldb::SBData data,
                                            lldb::SBType type) {
  LLDB_INSTRUMENT_VA(this, name, data, type);
 
  SBValue sb_value;
  lldb::ValueObjectSP new_value_sp;
  if (IsValid() && name && *name && data.IsValid() && type.IsValid()) {
    DataExtractorSP extractor(*data);
    ExecutionContext exe_ctx(
        ExecutionContextRef(ExecutionContext(m_opaque_sp.get(), false)));
    CompilerType ast_type(type.GetSP()->GetCompilerType(true));
    new_value_sp = ValueObject::CreateValueObjectFromData(name, *extractor,
                                                          exe_ctx, ast_type);
  }
  sb_value.SetSP(new_value_sp);
  return sb_value;
}
 
lldb::SBValue SBTarget::CreateValueFromExpression(const char *name,
                                                  const char *expr) {
  LLDB_INSTRUMENT_VA(this, name, expr);
 
  SBValue sb_value;
  lldb::ValueObjectSP new_value_sp;
  if (IsValid() && name && *name && expr && *expr) {
    ExecutionContext exe_ctx(
        ExecutionContextRef(ExecutionContext(m_opaque_sp.get(), false)));
    new_value_sp =
        ValueObject::CreateValueObjectFromExpression(name, expr, exe_ctx);
  }
  sb_value.SetSP(new_value_sp);
  return sb_value;
}
 
bool SBTarget::DeleteAllWatchpoints() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    std::unique_lock<std::recursive_mutex> lock;
    target_sp->GetWatchpointList().GetListMutex(lock);
    target_sp->RemoveAllWatchpoints();
    return true;
  }
  return false;
}
 
void SBTarget::AppendImageSearchPath(const char *from, const char *to,
                                     lldb::SBError &error) {
  LLDB_INSTRUMENT_VA(this, from, to, error);
 
  TargetSP target_sp(GetSP());
  if (!target_sp)
    return error.SetErrorString("invalid target");
 
  llvm::StringRef srFrom = from, srTo = to;
  if (srFrom.empty())
    return error.SetErrorString("<from> path can't be empty");
  if (srTo.empty())
    return error.SetErrorString("<to> path can't be empty");
 
  target_sp->GetImageSearchPathList().Append(srFrom, srTo, true);
}
 
lldb::SBModule SBTarget::AddModule(const char *path, const char *triple,
                                   const char *uuid_cstr) {
  LLDB_INSTRUMENT_VA(this, path, triple, uuid_cstr);
 
  return AddModule(path, triple, uuid_cstr, nullptr);
}
 
lldb::SBModule SBTarget::AddModule(const char *path, const char *triple,
                                   const char *uuid_cstr, const char *symfile) {
  LLDB_INSTRUMENT_VA(this, path, triple, uuid_cstr, symfile);
 
  lldb::SBModule sb_module;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    ModuleSpec module_spec;
    if (path)
      module_spec.GetFileSpec().SetFile(path, FileSpec::Style::native);
 
    if (uuid_cstr)
      module_spec.GetUUID().SetFromStringRef(uuid_cstr);
 
    if (triple)
      module_spec.GetArchitecture() = Platform::GetAugmentedArchSpec(
          target_sp->GetPlatform().get(), triple);
    else
      module_spec.GetArchitecture() = target_sp->GetArchitecture();
 
    if (symfile)
      module_spec.GetSymbolFileSpec().SetFile(symfile, FileSpec::Style::native);
 
    sb_module.SetSP(target_sp->GetOrCreateModule(module_spec, true /* notify */));
  }
  return sb_module;
}
 
lldb::SBModule SBTarget::AddModule(const SBModuleSpec &module_spec) {
  LLDB_INSTRUMENT_VA(this, module_spec);
 
  lldb::SBModule sb_module;
  TargetSP target_sp(GetSP());
  if (target_sp)
    sb_module.SetSP(target_sp->GetOrCreateModule(*module_spec.m_opaque_up,
                                                 true /* notify */));
  return sb_module;
}
 
bool SBTarget::AddModule(lldb::SBModule &module) {
  LLDB_INSTRUMENT_VA(this, module);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    target_sp->GetImages().AppendIfNeeded(module.GetSP());
    return true;
  }
  return false;
}
 
uint32_t SBTarget::GetNumModules() const {
  LLDB_INSTRUMENT_VA(this);
 
  uint32_t num = 0;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    // The module list is thread safe, no need to lock
    num = target_sp->GetImages().GetSize();
  }
 
  return num;
}
 
void SBTarget::Clear() {
  LLDB_INSTRUMENT_VA(this);
 
  m_opaque_sp.reset();
}
 
SBModule SBTarget::FindModule(const SBFileSpec &sb_file_spec) {
  LLDB_INSTRUMENT_VA(this, sb_file_spec);
 
  SBModule sb_module;
  TargetSP target_sp(GetSP());
  if (target_sp && sb_file_spec.IsValid()) {
    ModuleSpec module_spec(*sb_file_spec);
    // The module list is thread safe, no need to lock
    sb_module.SetSP(target_sp->GetImages().FindFirstModule(module_spec));
  }
  return sb_module;
}
 
SBSymbolContextList SBTarget::FindCompileUnits(const SBFileSpec &sb_file_spec) {
  LLDB_INSTRUMENT_VA(this, sb_file_spec);
 
  SBSymbolContextList sb_sc_list;
  const TargetSP target_sp(GetSP());
  if (target_sp && sb_file_spec.IsValid())
    target_sp->GetImages().FindCompileUnits(*sb_file_spec, *sb_sc_list);
  return sb_sc_list;
}
 
lldb::ByteOrder SBTarget::GetByteOrder() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp)
    return target_sp->GetArchitecture().GetByteOrder();
  return eByteOrderInvalid;
}
 
const char *SBTarget::GetTriple() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::string triple(target_sp->GetArchitecture().GetTriple().str());
    // Unique the string so we don't run into ownership issues since the const
    // strings put the string into the string pool once and the strings never
    // comes out
    ConstString const_triple(triple.c_str());
    return const_triple.GetCString();
  }
  return nullptr;
}
 
const char *SBTarget::GetABIName() {
  LLDB_INSTRUMENT_VA(this);
  
  TargetSP target_sp(GetSP());
  if (target_sp) {
    std::string abi_name(target_sp->GetABIName().str());
    ConstString const_name(abi_name.c_str());
    return const_name.GetCString();
  }
  return nullptr;
}
 
uint32_t SBTarget::GetDataByteSize() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    return target_sp->GetArchitecture().GetDataByteSize();
  }
  return 0;
}
 
uint32_t SBTarget::GetCodeByteSize() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    return target_sp->GetArchitecture().GetCodeByteSize();
  }
  return 0;
}
 
uint32_t SBTarget::GetMaximumNumberOfChildrenToDisplay() const {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if(target_sp){
     return target_sp->GetMaximumNumberOfChildrenToDisplay();
  }
  return 0;
}
 
uint32_t SBTarget::GetAddressByteSize() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp)
    return target_sp->GetArchitecture().GetAddressByteSize();
  return sizeof(void *);
}
 
SBModule SBTarget::GetModuleAtIndex(uint32_t idx) {
  LLDB_INSTRUMENT_VA(this, idx);
 
  SBModule sb_module;
  ModuleSP module_sp;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    // The module list is thread safe, no need to lock
    module_sp = target_sp->GetImages().GetModuleAtIndex(idx);
    sb_module.SetSP(module_sp);
  }
 
  return sb_module;
}
 
bool SBTarget::RemoveModule(lldb::SBModule module) {
  LLDB_INSTRUMENT_VA(this, module);
 
  TargetSP target_sp(GetSP());
  if (target_sp)
    return target_sp->GetImages().Remove(module.GetSP());
  return false;
}
 
SBBroadcaster SBTarget::GetBroadcaster() const {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  SBBroadcaster broadcaster(target_sp.get(), false);
 
  return broadcaster;
}
 
bool SBTarget::GetDescription(SBStream &description,
                              lldb::DescriptionLevel description_level) {
  LLDB_INSTRUMENT_VA(this, description, description_level);
 
  Stream &strm = description.ref();
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    target_sp->Dump(&strm, description_level);
  } else
    strm.PutCString("No value");
 
  return true;
}
 
lldb::SBSymbolContextList SBTarget::FindFunctions(const char *name,
                                                  uint32_t name_type_mask) {
  LLDB_INSTRUMENT_VA(this, name, name_type_mask);
 
  lldb::SBSymbolContextList sb_sc_list;
  if (!name || !name[0])
    return sb_sc_list;
 
  TargetSP target_sp(GetSP());
  if (!target_sp)
    return sb_sc_list;
 
  ModuleFunctionSearchOptions function_options;
  function_options.include_symbols = true;
  function_options.include_inlines = true;
 
  FunctionNameType mask = static_cast<FunctionNameType>(name_type_mask);
  target_sp->GetImages().FindFunctions(ConstString(name), mask,
                                       function_options, *sb_sc_list);
  return sb_sc_list;
}
 
lldb::SBSymbolContextList SBTarget::FindGlobalFunctions(const char *name,
                                                        uint32_t max_matches,
                                                        MatchType matchtype) {
  LLDB_INSTRUMENT_VA(this, name, max_matches, matchtype);
 
  lldb::SBSymbolContextList sb_sc_list;
  if (name && name[0]) {
    llvm::StringRef name_ref(name);
    TargetSP target_sp(GetSP());
    if (target_sp) {
      ModuleFunctionSearchOptions function_options;
      function_options.include_symbols = true;
      function_options.include_inlines = true;
 
      std::string regexstr;
      switch (matchtype) {
      case eMatchTypeRegex:
        target_sp->GetImages().FindFunctions(RegularExpression(name_ref),
                                             function_options, *sb_sc_list);
        break;
      case eMatchTypeStartsWith:
        regexstr = llvm::Regex::escape(name) + ".*";
        target_sp->GetImages().FindFunctions(RegularExpression(regexstr),
                                             function_options, *sb_sc_list);
        break;
      default:
        target_sp->GetImages().FindFunctions(ConstString(name),
                                             eFunctionNameTypeAny,
                                             function_options, *sb_sc_list);
        break;
      }
    }
  }
  return sb_sc_list;
}
 
lldb::SBType SBTarget::FindFirstType(const char *typename_cstr) {
  LLDB_INSTRUMENT_VA(this, typename_cstr);
 
  TargetSP target_sp(GetSP());
  if (typename_cstr && typename_cstr[0] && target_sp) {
    ConstString const_typename(typename_cstr);
    SymbolContext sc;
    const bool exact_match = false;
 
    const ModuleList &module_list = target_sp->GetImages();
    size_t count = module_list.GetSize();
    for (size_t idx = 0; idx < count; idx++) {
      ModuleSP module_sp(module_list.GetModuleAtIndex(idx));
      if (module_sp) {
        TypeSP type_sp(
            module_sp->FindFirstType(sc, const_typename, exact_match));
        if (type_sp)
          return SBType(type_sp);
      }
    }
 
    // Didn't find the type in the symbols; Try the loaded language runtimes
    if (auto process_sp = target_sp->GetProcessSP()) {
      for (auto *runtime : process_sp->GetLanguageRuntimes()) {
        if (auto vendor = runtime->GetDeclVendor()) {
          auto types = vendor->FindTypes(const_typename, /*max_matches*/ 1);
          if (!types.empty())
            return SBType(types.front());
        }
      }
    }
 
    // No matches, search for basic typename matches
    for (auto *type_system : target_sp->GetScratchTypeSystems())
      if (auto type = type_system->GetBuiltinTypeByName(const_typename))
        return SBType(type);
  }
 
  return SBType();
}
 
SBType SBTarget::GetBasicType(lldb::BasicType type) {
  LLDB_INSTRUMENT_VA(this, type);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    for (auto *type_system : target_sp->GetScratchTypeSystems())
      if (auto compiler_type = type_system->GetBasicTypeFromAST(type))
        return SBType(compiler_type);
  }
  return SBType();
}
 
lldb::SBTypeList SBTarget::FindTypes(const char *typename_cstr) {
  LLDB_INSTRUMENT_VA(this, typename_cstr);
 
  SBTypeList sb_type_list;
  TargetSP target_sp(GetSP());
  if (typename_cstr && typename_cstr[0] && target_sp) {
    ModuleList &images = target_sp->GetImages();
    ConstString const_typename(typename_cstr);
    bool exact_match = false;
    TypeList type_list;
    llvm::DenseSet<SymbolFile *> searched_symbol_files;
    images.FindTypes(nullptr, const_typename, exact_match, UINT32_MAX,
                     searched_symbol_files, type_list);
 
    for (size_t idx = 0; idx < type_list.GetSize(); idx++) {
      TypeSP type_sp(type_list.GetTypeAtIndex(idx));
      if (type_sp)
        sb_type_list.Append(SBType(type_sp));
    }
 
    // Try the loaded language runtimes
    if (auto process_sp = target_sp->GetProcessSP()) {
      for (auto *runtime : process_sp->GetLanguageRuntimes()) {
        if (auto *vendor = runtime->GetDeclVendor()) {
          auto types =
              vendor->FindTypes(const_typename, /*max_matches*/ UINT32_MAX);
          for (auto type : types)
            sb_type_list.Append(SBType(type));
        }
      }
    }
 
    if (sb_type_list.GetSize() == 0) {
      // No matches, search for basic typename matches
      for (auto *type_system : target_sp->GetScratchTypeSystems())
        if (auto compiler_type =
                type_system->GetBuiltinTypeByName(const_typename))
          sb_type_list.Append(SBType(compiler_type));
    }
  }
  return sb_type_list;
}
 
SBValueList SBTarget::FindGlobalVariables(const char *name,
                                          uint32_t max_matches) {
  LLDB_INSTRUMENT_VA(this, name, max_matches);
 
  SBValueList sb_value_list;
 
  TargetSP target_sp(GetSP());
  if (name && target_sp) {
    VariableList variable_list;
    target_sp->GetImages().FindGlobalVariables(ConstString(name), max_matches,
                                               variable_list);
    if (!variable_list.Empty()) {
      ExecutionContextScope *exe_scope = target_sp->GetProcessSP().get();
      if (exe_scope == nullptr)
        exe_scope = target_sp.get();
      for (const VariableSP &var_sp : variable_list) {
        lldb::ValueObjectSP valobj_sp(
            ValueObjectVariable::Create(exe_scope, var_sp));
        if (valobj_sp)
          sb_value_list.Append(SBValue(valobj_sp));
      }
    }
  }
 
  return sb_value_list;
}
 
SBValueList SBTarget::FindGlobalVariables(const char *name,
                                          uint32_t max_matches,
                                          MatchType matchtype) {
  LLDB_INSTRUMENT_VA(this, name, max_matches, matchtype);
 
  SBValueList sb_value_list;
 
  TargetSP target_sp(GetSP());
  if (name && target_sp) {
    llvm::StringRef name_ref(name);
    VariableList variable_list;
 
    std::string regexstr;
    switch (matchtype) {
    case eMatchTypeNormal:
      target_sp->GetImages().FindGlobalVariables(ConstString(name), max_matches,
                                                 variable_list);
      break;
    case eMatchTypeRegex:
      target_sp->GetImages().FindGlobalVariables(RegularExpression(name_ref),
                                                 max_matches, variable_list);
      break;
    case eMatchTypeStartsWith:
      regexstr = llvm::Regex::escape(name) + ".*";
      target_sp->GetImages().FindGlobalVariables(RegularExpression(regexstr),
                                                 max_matches, variable_list);
      break;
    }
    if (!variable_list.Empty()) {
      ExecutionContextScope *exe_scope = target_sp->GetProcessSP().get();
      if (exe_scope == nullptr)
        exe_scope = target_sp.get();
      for (const VariableSP &var_sp : variable_list) {
        lldb::ValueObjectSP valobj_sp(
            ValueObjectVariable::Create(exe_scope, var_sp));
        if (valobj_sp)
          sb_value_list.Append(SBValue(valobj_sp));
      }
    }
  }
 
  return sb_value_list;
}
 
lldb::SBValue SBTarget::FindFirstGlobalVariable(const char *name) {
  LLDB_INSTRUMENT_VA(this, name);
 
  SBValueList sb_value_list(FindGlobalVariables(name, 1));
  if (sb_value_list.IsValid() && sb_value_list.GetSize() > 0)
    return sb_value_list.GetValueAtIndex(0);
  return SBValue();
}
 
SBSourceManager SBTarget::GetSourceManager() {
  LLDB_INSTRUMENT_VA(this);
 
  SBSourceManager source_manager(*this);
  return source_manager;
}
 
lldb::SBInstructionList SBTarget::ReadInstructions(lldb::SBAddress base_addr,
                                                   uint32_t count) {
  LLDB_INSTRUMENT_VA(this, base_addr, count);
 
  return ReadInstructions(base_addr, count, nullptr);
}
 
lldb::SBInstructionList SBTarget::ReadInstructions(lldb::SBAddress base_addr,
                                                   uint32_t count,
                                                   const char *flavor_string) {
  LLDB_INSTRUMENT_VA(this, base_addr, count, flavor_string);
 
  SBInstructionList sb_instructions;
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    Address *addr_ptr = base_addr.get();
 
    if (addr_ptr) {
      DataBufferHeap data(
          target_sp->GetArchitecture().GetMaximumOpcodeByteSize() * count, 0);
      bool force_live_memory = true;
      lldb_private::Status error;
      lldb::addr_t load_addr = LLDB_INVALID_ADDRESS;
      const size_t bytes_read =
          target_sp->ReadMemory(*addr_ptr, data.GetBytes(), data.GetByteSize(),
                                error, force_live_memory, &load_addr);
      const bool data_from_file = load_addr == LLDB_INVALID_ADDRESS;
      sb_instructions.SetDisassembler(Disassembler::DisassembleBytes(
          target_sp->GetArchitecture(), nullptr, flavor_string, *addr_ptr,
          data.GetBytes(), bytes_read, count, data_from_file));
    }
  }
 
  return sb_instructions;
}
 
lldb::SBInstructionList SBTarget::GetInstructions(lldb::SBAddress base_addr,
                                                  const void *buf,
                                                  size_t size) {
  LLDB_INSTRUMENT_VA(this, base_addr, buf, size);
 
  return GetInstructionsWithFlavor(base_addr, nullptr, buf, size);
}
 
lldb::SBInstructionList
SBTarget::GetInstructionsWithFlavor(lldb::SBAddress base_addr,
                                    const char *flavor_string, const void *buf,
                                    size_t size) {
  LLDB_INSTRUMENT_VA(this, base_addr, flavor_string, buf, size);
 
  SBInstructionList sb_instructions;
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    Address addr;
 
    if (base_addr.get())
      addr = *base_addr.get();
 
    const bool data_from_file = true;
 
    sb_instructions.SetDisassembler(Disassembler::DisassembleBytes(
        target_sp->GetArchitecture(), nullptr, flavor_string, addr, buf, size,
        UINT32_MAX, data_from_file));
  }
 
  return sb_instructions;
}
 
lldb::SBInstructionList SBTarget::GetInstructions(lldb::addr_t base_addr,
                                                  const void *buf,
                                                  size_t size) {
  LLDB_INSTRUMENT_VA(this, base_addr, buf, size);
 
  return GetInstructionsWithFlavor(ResolveLoadAddress(base_addr), nullptr, buf,
                                   size);
}
 
lldb::SBInstructionList
SBTarget::GetInstructionsWithFlavor(lldb::addr_t base_addr,
                                    const char *flavor_string, const void *buf,
                                    size_t size) {
  LLDB_INSTRUMENT_VA(this, base_addr, flavor_string, buf, size);
 
  return GetInstructionsWithFlavor(ResolveLoadAddress(base_addr), flavor_string,
                                   buf, size);
}
 
SBError SBTarget::SetSectionLoadAddress(lldb::SBSection section,
                                        lldb::addr_t section_base_addr) {
  LLDB_INSTRUMENT_VA(this, section, section_base_addr);
 
  SBError sb_error;
  TargetSP target_sp(GetSP());
  if (target_sp) {
    if (!section.IsValid()) {
      sb_error.SetErrorStringWithFormat("invalid section");
    } else {
      SectionSP section_sp(section.GetSP());
      if (section_sp) {
        if (section_sp->IsThreadSpecific()) {
          sb_error.SetErrorString(
              "thread specific sections are not yet supported");
        } else {
          ProcessSP process_sp(target_sp->GetProcessSP());
          if (target_sp->SetSectionLoadAddress(section_sp, section_base_addr)) {
            ModuleSP module_sp(section_sp->GetModule());
            if (module_sp) {
              ModuleList module_list;
              module_list.Append(module_sp);
              target_sp->ModulesDidLoad(module_list);
            }
            // Flush info in the process (stack frames, etc)
            if (process_sp)
              process_sp->Flush();
          }
        }
      }
    }
  } else {
    sb_error.SetErrorString("invalid target");
  }
  return sb_error;
}
 
SBError SBTarget::ClearSectionLoadAddress(lldb::SBSection section) {
  LLDB_INSTRUMENT_VA(this, section);
 
  SBError sb_error;
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    if (!section.IsValid()) {
      sb_error.SetErrorStringWithFormat("invalid section");
    } else {
      SectionSP section_sp(section.GetSP());
      if (section_sp) {
        ProcessSP process_sp(target_sp->GetProcessSP());
        if (target_sp->SetSectionUnloaded(section_sp)) {
          ModuleSP module_sp(section_sp->GetModule());
          if (module_sp) {
            ModuleList module_list;
            module_list.Append(module_sp);
            target_sp->ModulesDidUnload(module_list, false);
          }
          // Flush info in the process (stack frames, etc)
          if (process_sp)
            process_sp->Flush();
        }
      } else {
        sb_error.SetErrorStringWithFormat("invalid section");
      }
    }
  } else {
    sb_error.SetErrorStringWithFormat("invalid target");
  }
  return sb_error;
}
 
SBError SBTarget::SetModuleLoadAddress(lldb::SBModule module,
                                       int64_t slide_offset) {
  LLDB_INSTRUMENT_VA(this, module, slide_offset);
 
  SBError sb_error;
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    ModuleSP module_sp(module.GetSP());
    if (module_sp) {
      bool changed = false;
      if (module_sp->SetLoadAddress(*target_sp, slide_offset, true, changed)) {
        // The load was successful, make sure that at least some sections
        // changed before we notify that our module was loaded.
        if (changed) {
          ModuleList module_list;
          module_list.Append(module_sp);
          target_sp->ModulesDidLoad(module_list);
          // Flush info in the process (stack frames, etc)
          ProcessSP process_sp(target_sp->GetProcessSP());
          if (process_sp)
            process_sp->Flush();
        }
      }
    } else {
      sb_error.SetErrorStringWithFormat("invalid module");
    }
 
  } else {
    sb_error.SetErrorStringWithFormat("invalid target");
  }
  return sb_error;
}
 
SBError SBTarget::ClearModuleLoadAddress(lldb::SBModule module) {
  LLDB_INSTRUMENT_VA(this, module);
 
  SBError sb_error;
 
  char path[PATH_MAX];
  TargetSP target_sp(GetSP());
  if (target_sp) {
    ModuleSP module_sp(module.GetSP());
    if (module_sp) {
      ObjectFile *objfile = module_sp->GetObjectFile();
      if (objfile) {
        SectionList *section_list = objfile->GetSectionList();
        if (section_list) {
          ProcessSP process_sp(target_sp->GetProcessSP());
 
          bool changed = false;
          const size_t num_sections = section_list->GetSize();
          for (size_t sect_idx = 0; sect_idx < num_sections; ++sect_idx) {
            SectionSP section_sp(section_list->GetSectionAtIndex(sect_idx));
            if (section_sp)
              changed |= target_sp->SetSectionUnloaded(section_sp);
          }
          if (changed) {
            ModuleList module_list;
            module_list.Append(module_sp);
            target_sp->ModulesDidUnload(module_list, false);
            // Flush info in the process (stack frames, etc)
            ProcessSP process_sp(target_sp->GetProcessSP());
            if (process_sp)
              process_sp->Flush();
          }
        } else {
          module_sp->GetFileSpec().GetPath(path, sizeof(path));
          sb_error.SetErrorStringWithFormat("no sections in object file '%s'",
                                            path);
        }
      } else {
        module_sp->GetFileSpec().GetPath(path, sizeof(path));
        sb_error.SetErrorStringWithFormat("no object file for module '%s'",
                                          path);
      }
    } else {
      sb_error.SetErrorStringWithFormat("invalid module");
    }
  } else {
    sb_error.SetErrorStringWithFormat("invalid target");
  }
  return sb_error;
}
 
lldb::SBSymbolContextList SBTarget::FindSymbols(const char *name,
                                                lldb::SymbolType symbol_type) {
  LLDB_INSTRUMENT_VA(this, name, symbol_type);
 
  SBSymbolContextList sb_sc_list;
  if (name && name[0]) {
    TargetSP target_sp(GetSP());
    if (target_sp)
      target_sp->GetImages().FindSymbolsWithNameAndType(
          ConstString(name), symbol_type, *sb_sc_list);
  }
  return sb_sc_list;
}
 
lldb::SBValue SBTarget::EvaluateExpression(const char *expr) {
  LLDB_INSTRUMENT_VA(this, expr);
 
  TargetSP target_sp(GetSP());
  if (!target_sp)
    return SBValue();
 
  SBExpressionOptions options;
  lldb::DynamicValueType fetch_dynamic_value =
      target_sp->GetPreferDynamicValue();
  options.SetFetchDynamicValue(fetch_dynamic_value);
  options.SetUnwindOnError(true);
  return EvaluateExpression(expr, options);
}
 
lldb::SBValue SBTarget::EvaluateExpression(const char *expr,
                                           const SBExpressionOptions &options) {
  LLDB_INSTRUMENT_VA(this, expr, options);
 
  Log *expr_log = GetLog(LLDBLog::Expressions);
  SBValue expr_result;
  ValueObjectSP expr_value_sp;
  TargetSP target_sp(GetSP());
  StackFrame *frame = nullptr;
  if (target_sp) {
    if (expr == nullptr || expr[0] == '\0') {
      return expr_result;
    }
 
    std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
    ExecutionContext exe_ctx(m_opaque_sp.get());
 
 
    frame = exe_ctx.GetFramePtr();
    Target *target = exe_ctx.GetTargetPtr();
 
    if (target) {
      target->EvaluateExpression(expr, frame, expr_value_sp, options.ref());
 
      expr_result.SetSP(expr_value_sp, options.GetFetchDynamicValue());
    }
  }
  LLDB_LOGF(expr_log,
            "** [SBTarget::EvaluateExpression] Expression result is "
            "%s, summary %s **",
            expr_result.GetValue(), expr_result.GetSummary());
  return expr_result;
}
 
lldb::addr_t SBTarget::GetStackRedZoneSize() {
  LLDB_INSTRUMENT_VA(this);
 
  TargetSP target_sp(GetSP());
  if (target_sp) {
    ABISP abi_sp;
    ProcessSP process_sp(target_sp->GetProcessSP());
    if (process_sp)
      abi_sp = process_sp->GetABI();
    else
      abi_sp = ABI::FindPlugin(ProcessSP(), target_sp->GetArchitecture());
    if (abi_sp)
      return abi_sp->GetRedZoneSize();
  }
  return 0;
}
 
bool SBTarget::IsLoaded(const SBModule &module) const {
  LLDB_INSTRUMENT_VA(this, module);
 
  TargetSP target_sp(GetSP());
  if (!target_sp)
    return false;
 
  ModuleSP module_sp(module.GetSP());
  if (!module_sp)
    return false;
 
  return module_sp->IsLoadedInTarget(target_sp.get());
}
 
lldb::SBLaunchInfo SBTarget::GetLaunchInfo() const {
  LLDB_INSTRUMENT_VA(this);
 
  lldb::SBLaunchInfo launch_info(nullptr);
  TargetSP target_sp(GetSP());
  if (target_sp)
    launch_info.set_ref(m_opaque_sp->GetProcessLaunchInfo());
  return launch_info;
}
 
void SBTarget::SetLaunchInfo(const lldb::SBLaunchInfo &launch_info) {
  LLDB_INSTRUMENT_VA(this, launch_info);
 
  TargetSP target_sp(GetSP());
  if (target_sp)
    m_opaque_sp->SetProcessLaunchInfo(launch_info.ref());
}
 
SBEnvironment SBTarget::GetEnvironment() {
  LLDB_INSTRUMENT_VA(this);
  TargetSP target_sp(GetSP());
 
  if (target_sp) {
    return SBEnvironment(target_sp->GetEnvironment());
  }
 
  return SBEnvironment();
}
 
lldb::SBTrace SBTarget::GetTrace() {
  LLDB_INSTRUMENT_VA(this);
  TargetSP target_sp(GetSP());
 
  if (target_sp)
    return SBTrace(target_sp->GetTrace());
 
  return SBTrace();
}
 
lldb::SBTrace SBTarget::CreateTrace(lldb::SBError &error) {
  LLDB_INSTRUMENT_VA(this, error);
  TargetSP target_sp(GetSP());
  error.Clear();
 
  if (target_sp) {
    if (llvm::Expected<lldb::TraceSP> trace_sp = target_sp->CreateTrace()) {
      return SBTrace(*trace_sp);
    } else {
      error.SetErrorString(llvm::toString(trace_sp.takeError()).c_str());
    }
  } else {
    error.SetErrorString("missing target");
  }
  return SBTrace();
}