contrib/llvm/tools/lldb/source/Target/UnwindAssembly.cpp

   1 //===-- UnwindAssembly.cpp --------------------------------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 // C Includes
  11 // C++ Includes
  12 // Other libraries and framework includes
  13 // Project includes
  14 #include "lldb/Target/UnwindAssembly.h"
  15 #include "lldb/Core/PluginInterface.h"
  16 #include "lldb/Core/PluginManager.h"
  17 #include "lldb/lldb-private.h"
  18
  19 using namespace lldb;
  20 using namespace lldb_private;
  21
  22 UnwindAssemblySP UnwindAssembly::FindPlugin(const ArchSpec &arch) {
  23   UnwindAssemblyCreateInstance create_callback;
  24
  25   for (uint32_t idx = 0;
  26        (create_callback = PluginManager::GetUnwindAssemblyCreateCallbackAtIndex(
  27             idx)) != nullptr;
  28        ++idx) {
  29     UnwindAssemblySP assembly_profiler_ap(create_callback(arch));
  30     if (assembly_profiler_ap)
  31       return assembly_profiler_ap;
  32   }
  33   return nullptr;
  34 }
  35
  36 UnwindAssembly::UnwindAssembly(const ArchSpec &arch) : m_arch(arch) {}
  37
  38 UnwindAssembly::~UnwindAssembly() = default;