| //===-- ArchDefaultUnwindPlan.cpp -------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "lldb/Core/PluginManager.h" |
| |
| #include <map> |
| |
| #include "lldb/Core/ArchSpec.h" |
| #include "lldb/Core/PluginInterface.h" |
| #include "lldb/Host/Mutex.h" |
| #include "lldb/Utility/ArchDefaultUnwindPlan.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| ArchDefaultUnwindPlanSP |
| ArchDefaultUnwindPlan::FindPlugin (const ArchSpec &arch) |
| { |
| ArchDefaultUnwindPlanCreateInstance create_callback; |
| typedef std::map <const ArchSpec, ArchDefaultUnwindPlanSP> ArchDefaultUnwindPlanMap; |
| static ArchDefaultUnwindPlanMap g_plugin_map; |
| static Mutex g_plugin_map_mutex (Mutex::eMutexTypeRecursive); |
| Mutex::Locker locker (g_plugin_map_mutex); |
| ArchDefaultUnwindPlanMap::iterator pos = g_plugin_map.find (arch); |
| if (pos != g_plugin_map.end()) |
| return pos->second; |
| |
| for (uint32_t idx = 0; |
| (create_callback = PluginManager::GetArchDefaultUnwindPlanCreateCallbackAtIndex(idx)) != NULL; |
| ++idx) |
| { |
| ArchDefaultUnwindPlanSP default_unwind_plan_sp (create_callback (arch)); |
| if (default_unwind_plan_sp) |
| { |
| g_plugin_map[arch] = default_unwind_plan_sp; |
| return default_unwind_plan_sp; |
| } |
| } |
| return ArchDefaultUnwindPlanSP(); |
| } |
| |
| ArchDefaultUnwindPlan::ArchDefaultUnwindPlan () |
| { |
| } |
| |
| ArchDefaultUnwindPlan::~ArchDefaultUnwindPlan () |
| { |
| } |