1 files changed, 94 insertions, 0 deletions

diff --git a/contrib/llvm-project/llvm/lib/DebugInfo/CodeView/DebugSubsectionVisitor.cpp b/contrib/llvm-project/llvm/lib/DebugInfo/CodeView/DebugSubsectionVisitor.cpp
new file mode 100644
index 000000000000..7968b6a2d757
--- /dev/null
+++ b/contrib/llvm-project/llvm/lib/DebugInfo/CodeView/DebugSubsectionVisitor.cpp
@@ -0,0 +1,94 @@
+//===- DebugSubsectionVisitor.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/CodeView/DebugSubsectionVisitor.h"
+
+#include "llvm/DebugInfo/CodeView/DebugChecksumsSubsection.h"
+#include "llvm/DebugInfo/CodeView/DebugCrossExSubsection.h"
+#include "llvm/DebugInfo/CodeView/DebugCrossImpSubsection.h"
+#include "llvm/DebugInfo/CodeView/DebugFrameDataSubsection.h"
+#include "llvm/DebugInfo/CodeView/DebugInlineeLinesSubsection.h"
+#include "llvm/DebugInfo/CodeView/DebugLinesSubsection.h"
+#include "llvm/DebugInfo/CodeView/DebugStringTableSubsection.h"
+#include "llvm/DebugInfo/CodeView/DebugSubsectionRecord.h"
+#include "llvm/DebugInfo/CodeView/DebugSymbolRVASubsection.h"
+#include "llvm/DebugInfo/CodeView/DebugSymbolsSubsection.h"
+#include "llvm/DebugInfo/CodeView/DebugUnknownSubsection.h"
+#include "llvm/Support/BinaryStreamReader.h"
+#include "llvm/Support/BinaryStreamRef.h"
+
+using namespace llvm;
+using namespace llvm::codeview;
+
+Error llvm::codeview::visitDebugSubsection(
+    const DebugSubsectionRecord &R, DebugSubsectionVisitor &V,
+    const StringsAndChecksumsRef &State) {
+  BinaryStreamReader Reader(R.getRecordData());
+  switch (R.kind()) {
+  case DebugSubsectionKind::Lines: {
+    DebugLinesSubsectionRef Fragment;
+    if (auto EC = Fragment.initialize(Reader))
+      return EC;
+
+    return V.visitLines(Fragment, State);
+  }
+  case DebugSubsectionKind::FileChecksums: {
+    DebugChecksumsSubsectionRef Fragment;
+    if (auto EC = Fragment.initialize(Reader))
+      return EC;
+
+    return V.visitFileChecksums(Fragment, State);
+  }
+  case DebugSubsectionKind::InlineeLines: {
+    DebugInlineeLinesSubsectionRef Fragment;
+    if (auto EC = Fragment.initialize(Reader))
+      return EC;
+    return V.visitInlineeLines(Fragment, State);
+  }
+  case DebugSubsectionKind::CrossScopeExports: {
+    DebugCrossModuleExportsSubsectionRef Section;
+    if (auto EC = Section.initialize(Reader))
+      return EC;
+    return V.visitCrossModuleExports(Section, State);
+  }
+  case DebugSubsectionKind::CrossScopeImports: {
+    DebugCrossModuleImportsSubsectionRef Section;
+    if (auto EC = Section.initialize(Reader))
+      return EC;
+    return V.visitCrossModuleImports(Section, State);
+  }
+  case DebugSubsectionKind::Symbols: {
+    DebugSymbolsSubsectionRef Section;
+    if (auto EC = Section.initialize(Reader))
+      return EC;
+    return V.visitSymbols(Section, State);
+  }
+  case DebugSubsectionKind::StringTable: {
+    DebugStringTableSubsectionRef Section;
+    if (auto EC = Section.initialize(Reader))
+      return EC;
+    return V.visitStringTable(Section, State);
+  }
+  case DebugSubsectionKind::FrameData: {
+    DebugFrameDataSubsectionRef Section;
+    if (auto EC = Section.initialize(Reader))
+      return EC;
+    return V.visitFrameData(Section, State);
+  }
+  case DebugSubsectionKind::CoffSymbolRVA: {
+    DebugSymbolRVASubsectionRef Section;
+    if (auto EC = Section.initialize(Reader))
+      return EC;
+    return V.visitCOFFSymbolRVAs(Section, State);
+  }
+  default: {
+    DebugUnknownSubsectionRef Fragment(R.kind(), R.getRecordData());
+    return V.visitUnknown(Fragment);
+  }
+  }
+}