forked from OSchip/llvm-project
965 lines
30 KiB
C++
965 lines
30 KiB
C++
//===-- SBThread.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/API/SBThread.h"
|
|
|
|
#include "lldb/API/SBSymbolContext.h"
|
|
#include "lldb/API/SBFileSpec.h"
|
|
#include "lldb/API/SBStream.h"
|
|
#include "lldb/Breakpoint/BreakpointLocation.h"
|
|
#include "lldb/Core/Debugger.h"
|
|
#include "lldb/Core/Stream.h"
|
|
#include "lldb/Core/StreamFile.h"
|
|
#include "lldb/Interpreter/CommandInterpreter.h"
|
|
#include "lldb/Target/Thread.h"
|
|
#include "lldb/Target/Process.h"
|
|
#include "lldb/Symbol/SymbolContext.h"
|
|
#include "lldb/Symbol/CompileUnit.h"
|
|
#include "lldb/Target/StopInfo.h"
|
|
#include "lldb/Target/Target.h"
|
|
#include "lldb/Target/ThreadPlan.h"
|
|
#include "lldb/Target/ThreadPlanStepInstruction.h"
|
|
#include "lldb/Target/ThreadPlanStepOut.h"
|
|
#include "lldb/Target/ThreadPlanStepRange.h"
|
|
#include "lldb/Target/ThreadPlanStepInRange.h"
|
|
|
|
|
|
#include "lldb/API/SBAddress.h"
|
|
#include "lldb/API/SBFrame.h"
|
|
// DONT THINK THIS IS NECESSARY: #include "lldb/API/SBSourceManager.h"
|
|
#include "lldb/API/SBDebugger.h"
|
|
#include "lldb/API/SBProcess.h"
|
|
|
|
using namespace lldb;
|
|
using namespace lldb_private;
|
|
|
|
//----------------------------------------------------------------------
|
|
// Constructors
|
|
//----------------------------------------------------------------------
|
|
SBThread::SBThread () :
|
|
m_opaque_sp ()
|
|
{
|
|
}
|
|
|
|
SBThread::SBThread (const ThreadSP& lldb_object_sp) :
|
|
m_opaque_sp (lldb_object_sp)
|
|
{
|
|
}
|
|
|
|
SBThread::SBThread (const SBThread &rhs) :
|
|
m_opaque_sp (rhs.m_opaque_sp)
|
|
{
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
// Assignment operator
|
|
//----------------------------------------------------------------------
|
|
|
|
const lldb::SBThread &
|
|
SBThread::operator = (const SBThread &rhs)
|
|
{
|
|
if (this != &rhs)
|
|
m_opaque_sp = rhs.m_opaque_sp;
|
|
return *this;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
// Destructor
|
|
//----------------------------------------------------------------------
|
|
SBThread::~SBThread()
|
|
{
|
|
}
|
|
|
|
bool
|
|
SBThread::IsValid() const
|
|
{
|
|
return m_opaque_sp;
|
|
}
|
|
|
|
void
|
|
SBThread::Clear ()
|
|
{
|
|
m_opaque_sp.reset();
|
|
}
|
|
|
|
|
|
StopReason
|
|
SBThread::GetStopReason()
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
StopReason reason = eStopReasonInvalid;
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
StopInfoSP stop_info_sp = m_opaque_sp->GetStopInfo ();
|
|
if (stop_info_sp)
|
|
reason = stop_info_sp->GetStopReason();
|
|
}
|
|
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::GetStopReason () => %s", m_opaque_sp.get(),
|
|
Thread::StopReasonAsCString (reason));
|
|
|
|
return reason;
|
|
}
|
|
|
|
size_t
|
|
SBThread::GetStopReasonDataCount ()
|
|
{
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
StopInfoSP stop_info_sp = m_opaque_sp->GetStopInfo ();
|
|
if (stop_info_sp)
|
|
{
|
|
StopReason reason = stop_info_sp->GetStopReason();
|
|
switch (reason)
|
|
{
|
|
case eStopReasonInvalid:
|
|
case eStopReasonNone:
|
|
case eStopReasonTrace:
|
|
case eStopReasonPlanComplete:
|
|
// There is no data for these stop reasons.
|
|
return 0;
|
|
|
|
case eStopReasonBreakpoint:
|
|
{
|
|
break_id_t site_id = stop_info_sp->GetValue();
|
|
lldb::BreakpointSiteSP bp_site_sp (m_opaque_sp->GetProcess().GetBreakpointSiteList().FindByID (site_id));
|
|
if (bp_site_sp)
|
|
return bp_site_sp->GetNumberOfOwners () * 2;
|
|
else
|
|
return 0; // Breakpoint must have cleared itself...
|
|
}
|
|
break;
|
|
|
|
case eStopReasonWatchpoint:
|
|
assert (!"implement watchpoint support in SBThread::GetStopReasonDataCount ()");
|
|
return 0; // We don't have watchpoint support yet...
|
|
|
|
case eStopReasonSignal:
|
|
return 1;
|
|
|
|
case eStopReasonException:
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
uint64_t
|
|
SBThread::GetStopReasonDataAtIndex (uint32_t idx)
|
|
{
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
StopInfoSP stop_info_sp = m_opaque_sp->GetStopInfo ();
|
|
if (stop_info_sp)
|
|
{
|
|
StopReason reason = stop_info_sp->GetStopReason();
|
|
switch (reason)
|
|
{
|
|
case eStopReasonInvalid:
|
|
case eStopReasonNone:
|
|
case eStopReasonTrace:
|
|
case eStopReasonPlanComplete:
|
|
// There is no data for these stop reasons.
|
|
return 0;
|
|
|
|
case eStopReasonBreakpoint:
|
|
{
|
|
break_id_t site_id = stop_info_sp->GetValue();
|
|
lldb::BreakpointSiteSP bp_site_sp (m_opaque_sp->GetProcess().GetBreakpointSiteList().FindByID (site_id));
|
|
if (bp_site_sp)
|
|
{
|
|
uint32_t bp_index = idx / 2;
|
|
BreakpointLocationSP bp_loc_sp (bp_site_sp->GetOwnerAtIndex (bp_index));
|
|
if (bp_loc_sp)
|
|
{
|
|
if (bp_index & 1)
|
|
{
|
|
// Odd idx, return the breakpoint location ID
|
|
return bp_loc_sp->GetID();
|
|
}
|
|
else
|
|
{
|
|
// Even idx, return the breakpoint ID
|
|
return bp_loc_sp->GetBreakpoint().GetID();
|
|
}
|
|
}
|
|
}
|
|
return LLDB_INVALID_BREAK_ID;
|
|
}
|
|
break;
|
|
|
|
case eStopReasonWatchpoint:
|
|
assert (!"implement watchpoint support in SBThread::GetStopReasonDataCount ()");
|
|
return 0; // We don't have watchpoint support yet...
|
|
|
|
case eStopReasonSignal:
|
|
return stop_info_sp->GetValue();
|
|
|
|
case eStopReasonException:
|
|
return stop_info_sp->GetValue();
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
size_t
|
|
SBThread::GetStopDescription (char *dst, size_t dst_len)
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
StopInfoSP stop_info_sp = m_opaque_sp->GetStopInfo ();
|
|
if (stop_info_sp)
|
|
{
|
|
const char *stop_desc = stop_info_sp->GetDescription();
|
|
if (stop_desc)
|
|
{
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::GetStopDescription (dst, dst_len) => \"%s\"",
|
|
m_opaque_sp.get(), stop_desc);
|
|
if (dst)
|
|
return ::snprintf (dst, dst_len, "%s", stop_desc);
|
|
else
|
|
{
|
|
// NULL dst passed in, return the length needed to contain the description
|
|
return ::strlen (stop_desc) + 1; // Include the NULL byte for size
|
|
}
|
|
}
|
|
else
|
|
{
|
|
size_t stop_desc_len = 0;
|
|
switch (stop_info_sp->GetStopReason())
|
|
{
|
|
case eStopReasonTrace:
|
|
case eStopReasonPlanComplete:
|
|
{
|
|
static char trace_desc[] = "step";
|
|
stop_desc = trace_desc;
|
|
stop_desc_len = sizeof(trace_desc); // Include the NULL byte for size
|
|
}
|
|
break;
|
|
|
|
case eStopReasonBreakpoint:
|
|
{
|
|
static char bp_desc[] = "breakpoint hit";
|
|
stop_desc = bp_desc;
|
|
stop_desc_len = sizeof(bp_desc); // Include the NULL byte for size
|
|
}
|
|
break;
|
|
|
|
case eStopReasonWatchpoint:
|
|
{
|
|
static char wp_desc[] = "watchpoint hit";
|
|
stop_desc = wp_desc;
|
|
stop_desc_len = sizeof(wp_desc); // Include the NULL byte for size
|
|
}
|
|
break;
|
|
|
|
case eStopReasonSignal:
|
|
{
|
|
stop_desc = m_opaque_sp->GetProcess().GetUnixSignals ().GetSignalAsCString (stop_info_sp->GetValue());
|
|
if (stop_desc == NULL || stop_desc[0] == '\0')
|
|
{
|
|
static char signal_desc[] = "signal";
|
|
stop_desc = signal_desc;
|
|
stop_desc_len = sizeof(signal_desc); // Include the NULL byte for size
|
|
}
|
|
}
|
|
break;
|
|
|
|
case eStopReasonException:
|
|
{
|
|
char exc_desc[] = "exception";
|
|
stop_desc = exc_desc;
|
|
stop_desc_len = sizeof(exc_desc); // Include the NULL byte for size
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (stop_desc && stop_desc[0])
|
|
{
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::GetStopDescription (dst, dst_len) => '%s'",
|
|
m_opaque_sp.get(), stop_desc);
|
|
|
|
if (dst)
|
|
return ::snprintf (dst, dst_len, "%s", stop_desc) + 1; // Include the NULL byte
|
|
|
|
if (stop_desc_len == 0)
|
|
stop_desc_len = ::strlen (stop_desc) + 1; // Include the NULL byte
|
|
|
|
return stop_desc_len;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (dst)
|
|
*dst = 0;
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
SBThread::SetThread (const ThreadSP& lldb_object_sp)
|
|
{
|
|
m_opaque_sp = lldb_object_sp;
|
|
}
|
|
|
|
|
|
lldb::tid_t
|
|
SBThread::GetThreadID () const
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
lldb::tid_t tid = LLDB_INVALID_THREAD_ID;
|
|
if (m_opaque_sp)
|
|
tid = m_opaque_sp->GetID();
|
|
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::GetThreadID () => 0x%4.4llx", m_opaque_sp.get(), tid);
|
|
|
|
return tid;
|
|
}
|
|
|
|
uint32_t
|
|
SBThread::GetIndexID () const
|
|
{
|
|
if (m_opaque_sp)
|
|
return m_opaque_sp->GetIndexID();
|
|
return LLDB_INVALID_INDEX32;
|
|
}
|
|
const char *
|
|
SBThread::GetName () const
|
|
{
|
|
const char *name = NULL;
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
name = m_opaque_sp->GetName();
|
|
}
|
|
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::GetName () => %s", m_opaque_sp.get(), name ? name : "NULL");
|
|
|
|
return name;
|
|
}
|
|
|
|
const char *
|
|
SBThread::GetQueueName () const
|
|
{
|
|
const char *name = NULL;
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
name = m_opaque_sp->GetQueueName();
|
|
}
|
|
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::GetQueueName () => %s", m_opaque_sp.get(), name ? name : "NULL");
|
|
|
|
return name;
|
|
}
|
|
|
|
|
|
void
|
|
SBThread::StepOver (lldb::RunMode stop_other_threads)
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::StepOver (stop_other_threads='%s')", m_opaque_sp.get(),
|
|
Thread::RunModeAsCString (stop_other_threads));
|
|
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
bool abort_other_plans = true;
|
|
StackFrameSP frame_sp(m_opaque_sp->GetStackFrameAtIndex (0));
|
|
|
|
if (frame_sp)
|
|
{
|
|
if (frame_sp->HasDebugInformation ())
|
|
{
|
|
SymbolContext sc(frame_sp->GetSymbolContext(eSymbolContextEverything));
|
|
m_opaque_sp->QueueThreadPlanForStepRange (abort_other_plans,
|
|
eStepTypeOver,
|
|
sc.line_entry.range,
|
|
sc,
|
|
stop_other_threads,
|
|
false);
|
|
|
|
}
|
|
else
|
|
{
|
|
m_opaque_sp->QueueThreadPlanForStepSingleInstruction (true,
|
|
abort_other_plans,
|
|
stop_other_threads);
|
|
}
|
|
}
|
|
|
|
Process &process = m_opaque_sp->GetProcess();
|
|
// Why do we need to set the current thread by ID here???
|
|
process.GetThreadList().SetSelectedThreadByID (m_opaque_sp->GetID());
|
|
Error error (process.Resume());
|
|
if (error.Success())
|
|
{
|
|
// If we are doing synchronous mode, then wait for the
|
|
// process to stop yet again!
|
|
if (process.GetTarget().GetDebugger().GetAsyncExecution () == false)
|
|
process.WaitForProcessToStop (NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
SBThread::StepInto (lldb::RunMode stop_other_threads)
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::StepInto (stop_other_threads='%s')", m_opaque_sp.get(),
|
|
Thread::RunModeAsCString (stop_other_threads));
|
|
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
bool abort_other_plans = true;
|
|
|
|
StackFrameSP frame_sp(m_opaque_sp->GetStackFrameAtIndex (0));
|
|
|
|
if (frame_sp && frame_sp->HasDebugInformation ())
|
|
{
|
|
bool avoid_code_without_debug_info = true;
|
|
SymbolContext sc(frame_sp->GetSymbolContext(eSymbolContextEverything));
|
|
m_opaque_sp->QueueThreadPlanForStepRange (abort_other_plans,
|
|
eStepTypeInto,
|
|
sc.line_entry.range,
|
|
sc,
|
|
stop_other_threads,
|
|
avoid_code_without_debug_info);
|
|
}
|
|
else
|
|
{
|
|
m_opaque_sp->QueueThreadPlanForStepSingleInstruction (false,
|
|
abort_other_plans,
|
|
stop_other_threads);
|
|
}
|
|
|
|
Process &process = m_opaque_sp->GetProcess();
|
|
// Why do we need to set the current thread by ID here???
|
|
process.GetThreadList().SetSelectedThreadByID (m_opaque_sp->GetID());
|
|
Error error (process.Resume());
|
|
if (error.Success())
|
|
{
|
|
// If we are doing synchronous mode, then wait for the
|
|
// process to stop yet again!
|
|
if (process.GetTarget().GetDebugger().GetAsyncExecution () == false)
|
|
process.WaitForProcessToStop (NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
SBThread::StepOut ()
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::StepOut ()", m_opaque_sp.get());
|
|
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
bool abort_other_plans = true;
|
|
bool stop_other_threads = true;
|
|
|
|
m_opaque_sp->QueueThreadPlanForStepOut (abort_other_plans,
|
|
NULL,
|
|
false,
|
|
stop_other_threads,
|
|
eVoteYes,
|
|
eVoteNoOpinion,
|
|
0);
|
|
|
|
Process &process = m_opaque_sp->GetProcess();
|
|
process.GetThreadList().SetSelectedThreadByID (m_opaque_sp->GetID());
|
|
Error error (process.Resume());
|
|
if (error.Success())
|
|
{
|
|
// If we are doing synchronous mode, then wait for the
|
|
// process to stop yet again!
|
|
if (process.GetTarget().GetDebugger().GetAsyncExecution () == false)
|
|
process.WaitForProcessToStop (NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
SBThread::StepOutOfFrame (lldb::SBFrame &sb_frame)
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
if (log)
|
|
{
|
|
SBStream frame_desc_strm;
|
|
sb_frame.GetDescription (frame_desc_strm);
|
|
log->Printf ("SBThread(%p)::StepOutOfFrame (frame = SBFrame(%p): %s)", m_opaque_sp.get(), sb_frame.get(), frame_desc_strm.GetData());
|
|
}
|
|
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
bool abort_other_plans = true;
|
|
bool stop_other_threads = true;
|
|
|
|
m_opaque_sp->QueueThreadPlanForStepOut (abort_other_plans,
|
|
NULL,
|
|
false,
|
|
stop_other_threads,
|
|
eVoteYes,
|
|
eVoteNoOpinion,
|
|
sb_frame->GetFrameIndex());
|
|
|
|
Process &process = m_opaque_sp->GetProcess();
|
|
process.GetThreadList().SetSelectedThreadByID (m_opaque_sp->GetID());
|
|
Error error (process.Resume());
|
|
if (error.Success())
|
|
{
|
|
// If we are doing synchronous mode, then wait for the
|
|
// process to stop yet again!
|
|
if (process.GetTarget().GetDebugger().GetAsyncExecution () == false)
|
|
process.WaitForProcessToStop (NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
SBThread::StepInstruction (bool step_over)
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::StepInstruction (step_over=%i)", m_opaque_sp.get(), step_over);
|
|
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
m_opaque_sp->QueueThreadPlanForStepSingleInstruction (step_over, true, true);
|
|
Process &process = m_opaque_sp->GetProcess();
|
|
process.GetThreadList().SetSelectedThreadByID (m_opaque_sp->GetID());
|
|
Error error (process.Resume());
|
|
if (error.Success())
|
|
{
|
|
// If we are doing synchronous mode, then wait for the
|
|
// process to stop yet again!
|
|
if (process.GetTarget().GetDebugger().GetAsyncExecution () == false)
|
|
process.WaitForProcessToStop (NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
SBThread::RunToAddress (lldb::addr_t addr)
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::RunToAddress (addr=0x%llx)", m_opaque_sp.get(), addr);
|
|
|
|
if (m_opaque_sp)
|
|
{
|
|
bool abort_other_plans = true;
|
|
bool stop_other_threads = true;
|
|
|
|
Address target_addr (NULL, addr);
|
|
|
|
m_opaque_sp->QueueThreadPlanForRunToAddress (abort_other_plans, target_addr, stop_other_threads);
|
|
Process &process = m_opaque_sp->GetProcess();
|
|
process.GetThreadList().SetSelectedThreadByID (m_opaque_sp->GetID());
|
|
Error error (process.Resume());
|
|
if (error.Success())
|
|
{
|
|
// If we are doing synchronous mode, then wait for the
|
|
// process to stop yet again!
|
|
if (process.GetTarget().GetDebugger().GetAsyncExecution () == false)
|
|
process.WaitForProcessToStop (NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
SBError
|
|
SBThread::StepOverUntil (lldb::SBFrame &sb_frame,
|
|
lldb::SBFileSpec &sb_file_spec,
|
|
uint32_t line)
|
|
{
|
|
SBError sb_error;
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
char path[PATH_MAX];
|
|
|
|
if (log)
|
|
{
|
|
SBStream frame_desc_strm;
|
|
sb_frame.GetDescription (frame_desc_strm);
|
|
sb_file_spec->GetPath (path, sizeof(path));
|
|
log->Printf ("SBThread(%p)::StepOverUntil (frame = SBFrame(%p): %s, file+line = %s:%u)",
|
|
m_opaque_sp.get(),
|
|
sb_frame.get(),
|
|
frame_desc_strm.GetData(),
|
|
path, line);
|
|
}
|
|
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
|
|
if (line == 0)
|
|
{
|
|
sb_error.SetErrorString("invalid line argument");
|
|
return sb_error;
|
|
}
|
|
|
|
StackFrameSP frame_sp;
|
|
if (sb_frame.IsValid())
|
|
frame_sp = sb_frame.get_sp();
|
|
else
|
|
{
|
|
frame_sp = m_opaque_sp->GetSelectedFrame ();
|
|
if (!frame_sp)
|
|
frame_sp = m_opaque_sp->GetStackFrameAtIndex (0);
|
|
}
|
|
|
|
SymbolContext frame_sc;
|
|
if (!frame_sp)
|
|
{
|
|
sb_error.SetErrorString("no valid frames in thread to step");
|
|
return sb_error;
|
|
}
|
|
|
|
// If we have a frame, get its line
|
|
frame_sc = frame_sp->GetSymbolContext (eSymbolContextCompUnit |
|
|
eSymbolContextFunction |
|
|
eSymbolContextLineEntry |
|
|
eSymbolContextSymbol );
|
|
|
|
if (frame_sc.comp_unit == NULL)
|
|
{
|
|
sb_error.SetErrorStringWithFormat("frame %u doesn't have debug information", frame_sp->GetFrameIndex());
|
|
return sb_error;
|
|
}
|
|
|
|
FileSpec step_file_spec;
|
|
if (sb_file_spec.IsValid())
|
|
{
|
|
// The file spec passed in was valid, so use it
|
|
step_file_spec = sb_file_spec.ref();
|
|
}
|
|
else
|
|
{
|
|
if (frame_sc.line_entry.IsValid())
|
|
step_file_spec = frame_sc.line_entry.file;
|
|
else
|
|
{
|
|
sb_error.SetErrorString("invalid file argument or no file for frame");
|
|
return sb_error;
|
|
}
|
|
}
|
|
|
|
// Grab the current function, then we will make sure the "until" address is
|
|
// within the function. We discard addresses that are out of the current
|
|
// function, and then if there are no addresses remaining, give an appropriate
|
|
// error message.
|
|
|
|
bool all_in_function = true;
|
|
AddressRange fun_range = frame_sc.function->GetAddressRange();
|
|
|
|
std::vector<addr_t> step_over_until_addrs;
|
|
const bool abort_other_plans = true;
|
|
const bool stop_other_threads = true;
|
|
const bool check_inlines = true;
|
|
const bool exact = false;
|
|
Target *target = &m_opaque_sp->GetProcess().GetTarget();
|
|
|
|
SymbolContextList sc_list;
|
|
const uint32_t num_matches = frame_sc.comp_unit->ResolveSymbolContext (step_file_spec,
|
|
line,
|
|
check_inlines,
|
|
exact,
|
|
eSymbolContextLineEntry,
|
|
sc_list);
|
|
if (num_matches > 0)
|
|
{
|
|
SymbolContext sc;
|
|
for (uint32_t i=0; i<num_matches; ++i)
|
|
{
|
|
if (sc_list.GetContextAtIndex(i, sc))
|
|
{
|
|
addr_t step_addr = sc.line_entry.range.GetBaseAddress().GetLoadAddress(target);
|
|
if (step_addr != LLDB_INVALID_ADDRESS)
|
|
{
|
|
if (fun_range.ContainsLoadAddress(step_addr, target))
|
|
step_over_until_addrs.push_back(step_addr);
|
|
else
|
|
all_in_function = false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (step_over_until_addrs.empty())
|
|
{
|
|
if (all_in_function)
|
|
{
|
|
step_file_spec.GetPath (path, sizeof(path));
|
|
sb_error.SetErrorStringWithFormat("No line entries for %s:%u", path, line);
|
|
}
|
|
else
|
|
sb_error.SetErrorString ("step until target not in current function");
|
|
}
|
|
else
|
|
{
|
|
m_opaque_sp->QueueThreadPlanForStepUntil (abort_other_plans,
|
|
&step_over_until_addrs[0],
|
|
step_over_until_addrs.size(),
|
|
stop_other_threads,
|
|
frame_sp->GetFrameIndex());
|
|
|
|
m_opaque_sp->GetProcess().GetThreadList().SetSelectedThreadByID (m_opaque_sp->GetID());
|
|
sb_error.ref() = m_opaque_sp->GetProcess().Resume();
|
|
if (sb_error->Success())
|
|
{
|
|
// If we are doing synchronous mode, then wait for the
|
|
// process to stop yet again!
|
|
if (m_opaque_sp->GetProcess().GetTarget().GetDebugger().GetAsyncExecution () == false)
|
|
m_opaque_sp->GetProcess().WaitForProcessToStop (NULL);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
sb_error.SetErrorString("this SBThread object is invalid");
|
|
}
|
|
return sb_error;
|
|
}
|
|
|
|
|
|
bool
|
|
SBThread::Suspend()
|
|
{
|
|
if (m_opaque_sp)
|
|
{
|
|
m_opaque_sp->SetResumeState (eStateSuspended);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
SBThread::Resume ()
|
|
{
|
|
if (m_opaque_sp)
|
|
{
|
|
m_opaque_sp->SetResumeState (eStateRunning);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
SBThread::IsSuspended()
|
|
{
|
|
if (m_opaque_sp)
|
|
return m_opaque_sp->GetResumeState () == eStateSuspended;
|
|
return false;
|
|
}
|
|
|
|
SBProcess
|
|
SBThread::GetProcess ()
|
|
{
|
|
|
|
SBProcess process;
|
|
if (m_opaque_sp)
|
|
{
|
|
// Have to go up to the target so we can get a shared pointer to our process...
|
|
process.SetProcess(m_opaque_sp->GetProcess().GetTarget().GetProcessSP());
|
|
}
|
|
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
if (log)
|
|
{
|
|
SBStream frame_desc_strm;
|
|
process.GetDescription (frame_desc_strm);
|
|
log->Printf ("SBThread(%p)::GetProcess () => SBProcess(%p): %s", m_opaque_sp.get(),
|
|
process.get(), frame_desc_strm.GetData());
|
|
}
|
|
|
|
return process;
|
|
}
|
|
|
|
uint32_t
|
|
SBThread::GetNumFrames ()
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
uint32_t num_frames = 0;
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
num_frames = m_opaque_sp->GetStackFrameCount();
|
|
}
|
|
|
|
if (log)
|
|
log->Printf ("SBThread(%p)::GetNumFrames () => %u", m_opaque_sp.get(), num_frames);
|
|
|
|
return num_frames;
|
|
}
|
|
|
|
SBFrame
|
|
SBThread::GetFrameAtIndex (uint32_t idx)
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
SBFrame sb_frame;
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
sb_frame.SetFrame (m_opaque_sp->GetStackFrameAtIndex (idx));
|
|
}
|
|
|
|
if (log)
|
|
{
|
|
SBStream frame_desc_strm;
|
|
sb_frame.GetDescription (frame_desc_strm);
|
|
log->Printf ("SBThread(%p)::GetFrameAtIndex (idx=%d) => SBFrame(%p): %s",
|
|
m_opaque_sp.get(), idx, sb_frame.get(), frame_desc_strm.GetData());
|
|
}
|
|
|
|
return sb_frame;
|
|
}
|
|
|
|
lldb::SBFrame
|
|
SBThread::GetSelectedFrame ()
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
SBFrame sb_frame;
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
sb_frame.SetFrame (m_opaque_sp->GetSelectedFrame ());
|
|
}
|
|
|
|
if (log)
|
|
{
|
|
SBStream frame_desc_strm;
|
|
sb_frame.GetDescription (frame_desc_strm);
|
|
log->Printf ("SBThread(%p)::GetSelectedFrame () => SBFrame(%p): %s",
|
|
m_opaque_sp.get(), sb_frame.get(), frame_desc_strm.GetData());
|
|
}
|
|
|
|
return sb_frame;
|
|
}
|
|
|
|
lldb::SBFrame
|
|
SBThread::SetSelectedFrame (uint32_t idx)
|
|
{
|
|
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
|
|
|
|
SBFrame sb_frame;
|
|
if (m_opaque_sp)
|
|
{
|
|
Mutex::Locker api_locker (m_opaque_sp->GetProcess().GetTarget().GetAPIMutex());
|
|
lldb::StackFrameSP frame_sp (m_opaque_sp->GetStackFrameAtIndex (idx));
|
|
if (frame_sp)
|
|
{
|
|
m_opaque_sp->SetSelectedFrame (frame_sp.get());
|
|
sb_frame.SetFrame (frame_sp);
|
|
}
|
|
}
|
|
|
|
if (log)
|
|
{
|
|
SBStream frame_desc_strm;
|
|
sb_frame.GetDescription (frame_desc_strm);
|
|
log->Printf ("SBThread(%p)::SetSelectedFrame (idx=%u) => SBFrame(%p): %s",
|
|
m_opaque_sp.get(), idx, sb_frame.get(), frame_desc_strm.GetData());
|
|
}
|
|
return sb_frame;
|
|
}
|
|
|
|
|
|
bool
|
|
SBThread::operator == (const SBThread &rhs) const
|
|
{
|
|
return m_opaque_sp.get() == rhs.m_opaque_sp.get();
|
|
}
|
|
|
|
bool
|
|
SBThread::operator != (const SBThread &rhs) const
|
|
{
|
|
return m_opaque_sp.get() != rhs.m_opaque_sp.get();
|
|
}
|
|
|
|
lldb_private::Thread *
|
|
SBThread::get ()
|
|
{
|
|
return m_opaque_sp.get();
|
|
}
|
|
|
|
const lldb_private::Thread *
|
|
SBThread::operator->() const
|
|
{
|
|
return m_opaque_sp.get();
|
|
}
|
|
|
|
const lldb_private::Thread &
|
|
SBThread::operator*() const
|
|
{
|
|
return *m_opaque_sp;
|
|
}
|
|
|
|
lldb_private::Thread *
|
|
SBThread::operator->()
|
|
{
|
|
return m_opaque_sp.get();
|
|
}
|
|
|
|
lldb_private::Thread &
|
|
SBThread::operator*()
|
|
{
|
|
return *m_opaque_sp;
|
|
}
|
|
|
|
bool
|
|
SBThread::GetDescription (SBStream &description) const
|
|
{
|
|
Stream &strm = description.ref();
|
|
|
|
if (m_opaque_sp)
|
|
{
|
|
strm.Printf("SBThread: tid = 0x%4.4llx", m_opaque_sp->GetID());
|
|
}
|
|
else
|
|
strm.PutCString ("No value");
|
|
|
|
return true;
|
|
}
|