1 files changed, 41 insertions, 0 deletions

diff --git a/contrib/llvm-project/llvm/lib/DebugInfo/PDB/DIA/DIAEnumFrameData.cpp b/contrib/llvm-project/llvm/lib/DebugInfo/PDB/DIA/DIAEnumFrameData.cpp
new file mode 100644
index 000000000000..8a181b448a27
--- /dev/null
+++ b/contrib/llvm-project/llvm/lib/DebugInfo/PDB/DIA/DIAEnumFrameData.cpp
@@ -0,0 +1,41 @@
+//==- DIAEnumFrameData.cpp ---------------------------------------*- C++ -*-==//
+//
+// 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 "llvm/DebugInfo/PDB/DIA/DIAEnumFrameData.h"
+#include "llvm/DebugInfo/PDB/DIA/DIAFrameData.h"
+#include "llvm/DebugInfo/PDB/DIA/DIASession.h"
+
+using namespace llvm::pdb;
+
+DIAEnumFrameData::DIAEnumFrameData(CComPtr<IDiaEnumFrameData> DiaEnumerator)
+    : Enumerator(DiaEnumerator) {}
+
+uint32_t DIAEnumFrameData::getChildCount() const {
+  LONG Count = 0;
+  return (S_OK == Enumerator->get_Count(&Count)) ? Count : 0;
+}
+
+std::unique_ptr<IPDBFrameData>
+DIAEnumFrameData::getChildAtIndex(uint32_t Index) const {
+  CComPtr<IDiaFrameData> Item;
+  if (S_OK != Enumerator->Item(Index, &Item))
+    return nullptr;
+
+  return std::unique_ptr<IPDBFrameData>(new DIAFrameData(Item));
+}
+
+std::unique_ptr<IPDBFrameData> DIAEnumFrameData::getNext() {
+  CComPtr<IDiaFrameData> Item;
+  ULONG NumFetched = 0;
+  if (S_OK != Enumerator->Next(1, &Item, &NumFetched))
+    return nullptr;
+
+  return std::unique_ptr<IPDBFrameData>(new DIAFrameData(Item));
+}
+
+void DIAEnumFrameData::reset() { Enumerator->Reset(); }