1 files changed, 31 insertions, 0 deletions
diff --git a/contrib/llvm-project/lldb/source/Target/UnwindAssembly.cpp b/contrib/llvm-project/lldb/source/Target/UnwindAssembly.cpp
new file mode 100644
index 000000000000..75f2b328cef8
--- /dev/null
+++ b/contrib/llvm-project/lldb/source/Target/UnwindAssembly.cpp
@@ -0,0 +1,31 @@
+//===-- UnwindAssembly.cpp ------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Target/UnwindAssembly.h"
+#include "lldb/Core/PluginInterface.h"
+#include "lldb/Core/PluginManager.h"
+#include "lldb/lldb-private.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+UnwindAssemblySP UnwindAssembly::FindPlugin(const ArchSpec &arch) {
+  UnwindAssemblyCreateInstance create_callback;
+
+  for (uint32_t idx = 0;
+       (create_callback = PluginManager::GetUnwindAssemblyCreateCallbackAtIndex(
+            idx)) != nullptr;
+       ++idx) {
+    UnwindAssemblySP assembly_profiler_up(create_callback(arch));
+    if (assembly_profiler_up)
+      return assembly_profiler_up;
+  }
+  return nullptr;
+}
+
+UnwindAssembly::UnwindAssembly(const ArchSpec &arch) : m_arch(arch) {}