diff options
Diffstat (limited to 'lldb/source/Target/Target.cpp')
| -rw-r--r-- | lldb/source/Target/Target.cpp | 157 |
1 files changed, 151 insertions, 6 deletions
diff --git a/lldb/source/Target/Target.cpp b/lldb/source/Target/Target.cpp index fd9eb2438fa..154946206d9 100644 --- a/lldb/source/Target/Target.cpp +++ b/lldb/source/Target/Target.cpp @@ -124,7 +124,7 @@ Target::DeleteCurrentProcess () // clean up needs some help from the process. m_breakpoint_list.ClearAllBreakpointSites(); m_internal_breakpoint_list.ClearAllBreakpointSites(); - m_watchpoint_location_list.ClearAllWatchpointLocations(); + m_watchpoint_location_list.RemoveAll(); m_process_sp.reset(); } } @@ -331,6 +331,12 @@ Target::CreateBreakpoint (SearchFilterSP &filter_sp, BreakpointResolverSP &resol return bp_sp; } +bool +Target::ProcessIsValid() +{ + return (m_process_sp && m_process_sp->IsAlive()); +} + // See also WatchpointLocation::SetWatchpointType(uint32_t type) and // the OptionGroupWatchpoint::WatchType enum type. WatchpointLocationSP @@ -342,8 +348,7 @@ Target::CreateWatchpointLocation(lldb::addr_t addr, size_t size, uint32_t type) __FUNCTION__, addr, size, type); WatchpointLocationSP wp_loc_sp; - bool process_is_valid = m_process_sp && m_process_sp->IsAlive(); - if (!process_is_valid) + if (!ProcessIsValid()) return wp_loc_sp; if (addr == LLDB_INVALID_ADDRESS || size == 0) return wp_loc_sp; @@ -500,6 +505,148 @@ Target::EnableBreakpointByID (break_id_t break_id) return false; } +// Assumption: caller holds the list mutex lock for m_watchpoint_location_list. +bool +Target::RemoveAllWatchpointLocations () +{ + LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_WATCHPOINTS)); + if (log) + log->Printf ("Target::%s\n", __FUNCTION__); + + if (!ProcessIsValid()) + return false; + + size_t num_watchpoints = m_watchpoint_location_list.GetSize(); + for (size_t i = 0; i < num_watchpoints; ++i) + { + WatchpointLocationSP wp_loc_sp = m_watchpoint_location_list.GetByIndex(i); + if (!wp_loc_sp) + return false; + + Error rc = m_process_sp->DisableWatchpoint(wp_loc_sp.get()); + if (rc.Fail()) + return false; + } + m_watchpoint_location_list.RemoveAll (); + return true; // Success! +} + +// Assumption: caller holds the list mutex lock for m_watchpoint_location_list. +bool +Target::DisableAllWatchpointLocations () +{ + LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_WATCHPOINTS)); + if (log) + log->Printf ("Target::%s\n", __FUNCTION__); + + if (!ProcessIsValid()) + return false; + + size_t num_watchpoints = m_watchpoint_location_list.GetSize(); + for (size_t i = 0; i < num_watchpoints; ++i) + { + WatchpointLocationSP wp_loc_sp = m_watchpoint_location_list.GetByIndex(i); + if (!wp_loc_sp) + return false; + + Error rc = m_process_sp->DisableWatchpoint(wp_loc_sp.get()); + if (rc.Fail()) + return false; + } + m_watchpoint_location_list.SetEnabledAll (false); + return true; // Success! +} + +// Assumption: caller holds the list mutex lock for m_watchpoint_location_list. +bool +Target::EnableAllWatchpointLocations () +{ + LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_WATCHPOINTS)); + if (log) + log->Printf ("Target::%s\n", __FUNCTION__); + + if (!ProcessIsValid()) + return false; + + size_t num_watchpoints = m_watchpoint_location_list.GetSize(); + for (size_t i = 0; i < num_watchpoints; ++i) + { + WatchpointLocationSP wp_loc_sp = m_watchpoint_location_list.GetByIndex(i); + if (!wp_loc_sp) + return false; + + Error rc = m_process_sp->EnableWatchpoint(wp_loc_sp.get()); + if (rc.Fail()) + return false; + } + m_watchpoint_location_list.SetEnabledAll (true); + return true; // Success! +} + +// Assumption: caller holds the list mutex lock for m_watchpoint_location_list. +bool +Target::DisableWatchpointLocationByID (lldb::watch_id_t watch_id) +{ + LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_WATCHPOINTS)); + if (log) + log->Printf ("Target::%s (watch_id = %i)\n", __FUNCTION__, watch_id); + + if (!ProcessIsValid()) + return false; + + WatchpointLocationSP wp_loc_sp = m_watchpoint_location_list.FindByID (watch_id); + if (wp_loc_sp) + { + Error rc = m_process_sp->DisableWatchpoint(wp_loc_sp.get()); + if (rc.Fail()) + return false; + + wp_loc_sp->SetEnabled (false); + return true; + } + return false; +} + +// Assumption: caller holds the list mutex lock for m_watchpoint_location_list. +bool +Target::EnableWatchpointLocationByID (lldb::watch_id_t watch_id) +{ + LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_WATCHPOINTS)); + if (log) + log->Printf ("Target::%s (watch_id = %i)\n", __FUNCTION__, watch_id); + + if (!ProcessIsValid()) + return false; + + WatchpointLocationSP wp_loc_sp = m_watchpoint_location_list.FindByID (watch_id); + if (wp_loc_sp) + { + Error rc = m_process_sp->EnableWatchpoint(wp_loc_sp.get()); + if (rc.Fail()) + return false; + + wp_loc_sp->SetEnabled (true); + return true; + } + return false; +} + +// Assumption: caller holds the list mutex lock for m_watchpoint_location_list. +bool +Target::RemoveWatchpointLocationByID (lldb::watch_id_t watch_id) +{ + LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_WATCHPOINTS)); + if (log) + log->Printf ("Target::%s (watch_id = %i)\n", __FUNCTION__, watch_id); + + if (DisableWatchpointLocationByID (watch_id)) + { + m_watchpoint_location_list.Remove(watch_id); + return true; + } + return false; +} + ModuleSP Target::GetExecutableModule () { @@ -722,8 +869,6 @@ Target::ReadMemory (const Address& addr, if (load_addr_ptr) *load_addr_ptr = LLDB_INVALID_ADDRESS; - bool process_is_valid = m_process_sp && m_process_sp->IsAlive(); - size_t bytes_read = 0; addr_t load_addr = LLDB_INVALID_ADDRESS; @@ -759,7 +904,7 @@ Target::ReadMemory (const Address& addr, return bytes_read; } - if (process_is_valid) + if (ProcessIsValid()) { if (load_addr == LLDB_INVALID_ADDRESS) load_addr = resolved_addr.GetLoadAddress (this); |
