freebsd-dev/contrib/llvm/tools/lldb/source/API/SBWatchpoint.cpp
2017-01-02 21:59:52 +00:00

252 lines
7.1 KiB
C++

//===-- SBWatchpoint.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/SBWatchpoint.h"
#include "lldb/API/SBAddress.h"
#include "lldb/API/SBDebugger.h"
#include "lldb/API/SBDefines.h"
#include "lldb/API/SBEvent.h"
#include "lldb/API/SBStream.h"
#include "lldb/Breakpoint/Watchpoint.h"
#include "lldb/Breakpoint/WatchpointList.h"
#include "lldb/Core/Log.h"
#include "lldb/Core/Stream.h"
#include "lldb/Core/StreamFile.h"
#include "lldb/Target/Process.h"
#include "lldb/Target/Target.h"
#include "lldb/lldb-defines.h"
#include "lldb/lldb-types.h"
using namespace lldb;
using namespace lldb_private;
SBWatchpoint::SBWatchpoint() : m_opaque_sp() {}
SBWatchpoint::SBWatchpoint(const lldb::WatchpointSP &wp_sp)
: m_opaque_sp(wp_sp) {
Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));
if (log) {
SBStream sstr;
GetDescription(sstr, lldb::eDescriptionLevelBrief);
log->Printf("SBWatchpoint::SBWatchpoint (const lldb::WatchpointSP &wp_sp"
"=%p) => this.sp = %p (%s)",
static_cast<void *>(wp_sp.get()),
static_cast<void *>(m_opaque_sp.get()), sstr.GetData());
}
}
SBWatchpoint::SBWatchpoint(const SBWatchpoint &rhs)
: m_opaque_sp(rhs.m_opaque_sp) {}
const SBWatchpoint &SBWatchpoint::operator=(const SBWatchpoint &rhs) {
if (this != &rhs)
m_opaque_sp = rhs.m_opaque_sp;
return *this;
}
SBWatchpoint::~SBWatchpoint() {}
watch_id_t SBWatchpoint::GetID() {
Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));
watch_id_t watch_id = LLDB_INVALID_WATCH_ID;
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp)
watch_id = watchpoint_sp->GetID();
if (log) {
if (watch_id == LLDB_INVALID_WATCH_ID)
log->Printf("SBWatchpoint(%p)::GetID () => LLDB_INVALID_WATCH_ID",
static_cast<void *>(watchpoint_sp.get()));
else
log->Printf("SBWatchpoint(%p)::GetID () => %u",
static_cast<void *>(watchpoint_sp.get()), watch_id);
}
return watch_id;
}
bool SBWatchpoint::IsValid() const { return (bool)m_opaque_sp; }
SBError SBWatchpoint::GetError() {
SBError sb_error;
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
sb_error.SetError(watchpoint_sp->GetError());
}
return sb_error;
}
int32_t SBWatchpoint::GetHardwareIndex() {
int32_t hw_index = -1;
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
std::lock_guard<std::recursive_mutex> guard(
watchpoint_sp->GetTarget().GetAPIMutex());
hw_index = watchpoint_sp->GetHardwareIndex();
}
return hw_index;
}
addr_t SBWatchpoint::GetWatchAddress() {
addr_t ret_addr = LLDB_INVALID_ADDRESS;
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
std::lock_guard<std::recursive_mutex> guard(
watchpoint_sp->GetTarget().GetAPIMutex());
ret_addr = watchpoint_sp->GetLoadAddress();
}
return ret_addr;
}
size_t SBWatchpoint::GetWatchSize() {
size_t watch_size = 0;
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
std::lock_guard<std::recursive_mutex> guard(
watchpoint_sp->GetTarget().GetAPIMutex());
watch_size = watchpoint_sp->GetByteSize();
}
return watch_size;
}
void SBWatchpoint::SetEnabled(bool enabled) {
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
Target &target = watchpoint_sp->GetTarget();
std::lock_guard<std::recursive_mutex> guard(target.GetAPIMutex());
ProcessSP process_sp = target.GetProcessSP();
const bool notify = true;
if (process_sp) {
if (enabled)
process_sp->EnableWatchpoint(watchpoint_sp.get(), notify);
else
process_sp->DisableWatchpoint(watchpoint_sp.get(), notify);
} else {
watchpoint_sp->SetEnabled(enabled, notify);
}
}
}
bool SBWatchpoint::IsEnabled() {
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
std::lock_guard<std::recursive_mutex> guard(
watchpoint_sp->GetTarget().GetAPIMutex());
return watchpoint_sp->IsEnabled();
} else
return false;
}
uint32_t SBWatchpoint::GetHitCount() {
uint32_t count = 0;
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
std::lock_guard<std::recursive_mutex> guard(
watchpoint_sp->GetTarget().GetAPIMutex());
count = watchpoint_sp->GetHitCount();
}
Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));
if (log)
log->Printf("SBWatchpoint(%p)::GetHitCount () => %u",
static_cast<void *>(watchpoint_sp.get()), count);
return count;
}
uint32_t SBWatchpoint::GetIgnoreCount() {
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
std::lock_guard<std::recursive_mutex> guard(
watchpoint_sp->GetTarget().GetAPIMutex());
return watchpoint_sp->GetIgnoreCount();
} else
return 0;
}
void SBWatchpoint::SetIgnoreCount(uint32_t n) {
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
std::lock_guard<std::recursive_mutex> guard(
watchpoint_sp->GetTarget().GetAPIMutex());
watchpoint_sp->SetIgnoreCount(n);
}
}
const char *SBWatchpoint::GetCondition() {
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
std::lock_guard<std::recursive_mutex> guard(
watchpoint_sp->GetTarget().GetAPIMutex());
return watchpoint_sp->GetConditionText();
}
return NULL;
}
void SBWatchpoint::SetCondition(const char *condition) {
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
std::lock_guard<std::recursive_mutex> guard(
watchpoint_sp->GetTarget().GetAPIMutex());
watchpoint_sp->SetCondition(condition);
}
}
bool SBWatchpoint::GetDescription(SBStream &description,
DescriptionLevel level) {
Stream &strm = description.ref();
lldb::WatchpointSP watchpoint_sp(GetSP());
if (watchpoint_sp) {
std::lock_guard<std::recursive_mutex> guard(
watchpoint_sp->GetTarget().GetAPIMutex());
watchpoint_sp->GetDescription(&strm, level);
strm.EOL();
} else
strm.PutCString("No value");
return true;
}
void SBWatchpoint::Clear() { m_opaque_sp.reset(); }
lldb::WatchpointSP SBWatchpoint::GetSP() const { return m_opaque_sp; }
void SBWatchpoint::SetSP(const lldb::WatchpointSP &sp) { m_opaque_sp = sp; }
bool SBWatchpoint::EventIsWatchpointEvent(const lldb::SBEvent &event) {
return Watchpoint::WatchpointEventData::GetEventDataFromEvent(event.get()) !=
NULL;
}
WatchpointEventType
SBWatchpoint::GetWatchpointEventTypeFromEvent(const SBEvent &event) {
if (event.IsValid())
return Watchpoint::WatchpointEventData::GetWatchpointEventTypeFromEvent(
event.GetSP());
return eWatchpointEventTypeInvalidType;
}
SBWatchpoint SBWatchpoint::GetWatchpointFromEvent(const lldb::SBEvent &event) {
SBWatchpoint sb_watchpoint;
if (event.IsValid())
sb_watchpoint.m_opaque_sp =
Watchpoint::WatchpointEventData::GetWatchpointFromEvent(event.GetSP());
return sb_watchpoint;
}