1 files changed, 142 insertions, 0 deletions

diff --git a/contrib/llvm-project/llvm/tools/llvm-pdbutil/FormatUtil.h b/contrib/llvm-project/llvm/tools/llvm-pdbutil/FormatUtil.h
new file mode 100644
index 000000000000..19ce248f9a6f
--- /dev/null
+++ b/contrib/llvm-project/llvm/tools/llvm-pdbutil/FormatUtil.h
@@ -0,0 +1,142 @@
+//===- FormatUtil.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_TOOLS_LLVMPDBUTIL_FORMAT_UTIL_H
+#define LLVM_TOOLS_LLVMPDBUTIL_FORMAT_UTIL_H
+
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/DebugInfo/CodeView/CodeView.h"
+#include "llvm/Support/Endian.h"
+#include "llvm/Support/FormatAdapters.h"
+#include "llvm/Support/FormatVariadic.h"
+
+#include <string>
+#include <type_traits>
+
+namespace llvm {
+namespace pdb {
+
+std::string truncateStringBack(StringRef S, uint32_t MaxLen);
+std::string truncateStringMiddle(StringRef S, uint32_t MaxLen);
+std::string truncateStringFront(StringRef S, uint32_t MaxLen);
+std::string truncateQuotedNameFront(StringRef Label, StringRef Name,
+                                    uint32_t MaxLen);
+std::string truncateQuotedNameBack(StringRef Label, StringRef Name,
+                                   uint32_t MaxLen);
+
+#define PUSH_MASKED_FLAG(Enum, Mask, TheOpt, Value, Text)                      \
+  if (Enum::TheOpt == (Value & Mask))                                          \
+    Opts.push_back(Text);
+
+#define PUSH_FLAG(Enum, TheOpt, Value, Text)                                   \
+  PUSH_MASKED_FLAG(Enum, Enum::TheOpt, TheOpt, Value, Text)
+
+#define RETURN_CASE(Enum, X, Ret)                                              \
+  case Enum::X:                                                                \
+    return Ret;
+
+template <typename T> std::string formatUnknownEnum(T Value) {
+  return formatv("unknown ({0})",
+                 static_cast<typename std::underlying_type<T>::type>(Value))
+      .str();
+}
+
+std::string formatSegmentOffset(uint16_t Segment, uint32_t Offset);
+
+enum class CharacteristicStyle {
+  HeaderDefinition, // format as windows header definition
+  Descriptive,      // format as human readable words
+};
+std::string formatSectionCharacteristics(
+    uint32_t IndentLevel, uint32_t C, uint32_t FlagsPerLine,
+    StringRef Separator,
+    CharacteristicStyle Style = CharacteristicStyle::HeaderDefinition);
+
+std::string typesetItemList(ArrayRef<std::string> Opts, uint32_t IndentLevel,
+                            uint32_t GroupSize, StringRef Sep);
+
+std::string typesetStringList(uint32_t IndentLevel,
+                              ArrayRef<StringRef> Strings);
+
+std::string formatChunkKind(codeview::DebugSubsectionKind Kind,
+                            bool Friendly = true);
+std::string formatSymbolKind(codeview::SymbolKind K);
+StringRef formatTypeLeafKind(codeview::TypeLeafKind K);
+
+/// Returns the number of digits in the given integer.
+inline int NumDigits(uint64_t N) {
+  if (N < 10ULL)
+    return 1;
+  if (N < 100ULL)
+    return 2;
+  if (N < 1000ULL)
+    return 3;
+  if (N < 10000ULL)
+    return 4;
+  if (N < 100000ULL)
+    return 5;
+  if (N < 1000000ULL)
+    return 6;
+  if (N < 10000000ULL)
+    return 7;
+  if (N < 100000000ULL)
+    return 8;
+  if (N < 1000000000ULL)
+    return 9;
+  if (N < 10000000000ULL)
+    return 10;
+  if (N < 100000000000ULL)
+    return 11;
+  if (N < 1000000000000ULL)
+    return 12;
+  if (N < 10000000000000ULL)
+    return 13;
+  if (N < 100000000000000ULL)
+    return 14;
+  if (N < 1000000000000000ULL)
+    return 15;
+  if (N < 10000000000000000ULL)
+    return 16;
+  if (N < 100000000000000000ULL)
+    return 17;
+  if (N < 1000000000000000000ULL)
+    return 18;
+  if (N < 10000000000000000000ULL)
+    return 19;
+  return 20;
+}
+
+namespace detail {
+template <typename T>
+struct EndianAdapter final
+    : public FormatAdapter<support::detail::packed_endian_specific_integral<
+          T, support::little, support::unaligned>> {
+  using EndianType =
+      support::detail::packed_endian_specific_integral<T, support::little,
+                                                       support::unaligned>;
+
+  explicit EndianAdapter(EndianType &&Item)
+      : FormatAdapter<EndianType>(std::move(Item)) {}
+
+  void format(llvm::raw_ostream &Stream, StringRef Style) {
+    format_provider<T>::format(static_cast<T>(this->Item), Stream, Style);
+  }
+};
+} // namespace detail
+
+template <typename T>
+detail::EndianAdapter<T>
+fmtle(support::detail::packed_endian_specific_integral<T, support::little,
+                                                       support::unaligned>
+          Value) {
+  return detail::EndianAdapter<T>(std::move(Value));
+}
+}
+} // namespace llvm
+#endif