Merge "Update prebuilt Clang to r353983." into p9.0HEADp9.0-backupp9.0

1 files changed, 67 insertions, 0 deletions

diff --git a/clang-r353983/include/llvm/DebugInfo/CodeView/DebugCrossExSubsection.h b/clang-r353983/include/llvm/DebugInfo/CodeView/DebugCrossExSubsection.h
new file mode 100644
index 00000000..64a78a7c
--- /dev/null
+++ b/clang-r353983/include/llvm/DebugInfo/CodeView/DebugCrossExSubsection.h
@@ -0,0 +1,67 @@
+//===- DebugCrossExSubsection.h ---------------------------------*- 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_DEBUGINFO_CODEVIEW_DEBUGCROSSEXSUBSECTION_H
+#define LLVM_DEBUGINFO_CODEVIEW_DEBUGCROSSEXSUBSECTION_H
+
+#include "llvm/DebugInfo/CodeView/CodeView.h"
+#include "llvm/DebugInfo/CodeView/DebugSubsection.h"
+#include "llvm/Support/BinaryStreamArray.h"
+#include "llvm/Support/BinaryStreamReader.h"
+#include "llvm/Support/BinaryStreamRef.h"
+#include "llvm/Support/Error.h"
+#include <cstdint>
+#include <map>
+
+namespace llvm {
+namespace codeview {
+
+class DebugCrossModuleExportsSubsectionRef final : public DebugSubsectionRef {
+  using ReferenceArray = FixedStreamArray<CrossModuleExport>;
+  using Iterator = ReferenceArray::Iterator;
+
+public:
+  DebugCrossModuleExportsSubsectionRef()
+      : DebugSubsectionRef(DebugSubsectionKind::CrossScopeExports) {}
+
+  static bool classof(const DebugSubsectionRef *S) {
+    return S->kind() == DebugSubsectionKind::CrossScopeExports;
+  }
+
+  Error initialize(BinaryStreamReader Reader);
+  Error initialize(BinaryStreamRef Stream);
+
+  Iterator begin() const { return References.begin(); }
+  Iterator end() const { return References.end(); }
+
+private:
+  FixedStreamArray<CrossModuleExport> References;
+};
+
+class DebugCrossModuleExportsSubsection final : public DebugSubsection {
+public:
+  DebugCrossModuleExportsSubsection()
+      : DebugSubsection(DebugSubsectionKind::CrossScopeExports) {}
+
+  static bool classof(const DebugSubsection *S) {
+    return S->kind() == DebugSubsectionKind::CrossScopeExports;
+  }
+
+  void addMapping(uint32_t Local, uint32_t Global);
+
+  uint32_t calculateSerializedSize() const override;
+  Error commit(BinaryStreamWriter &Writer) const override;
+
+private:
+  std::map<uint32_t, uint32_t> Mappings;
+};
+
+} // end namespace codeview
+} // end namespace llvm
+
+#endif // LLVM_DEBUGINFO_CODEVIEW_DEBUGCROSSEXSUBSECTION_H