Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/lib/DebugInfo/CodeView/DebugInlineeLinesSubsection.cpp

@@ -1,126 +0,0 @@
-//===- DebugInlineeLinesSubsection.cpp ------------------------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/DebugInfo/CodeView/DebugInlineeLinesSubsection.h"
-#include "llvm/ADT/ArrayRef.h"
-#include "llvm/DebugInfo/CodeView/CodeView.h"
-#include "llvm/DebugInfo/CodeView/DebugChecksumsSubsection.h"
-#include "llvm/Support/BinaryStreamReader.h"
-#include "llvm/Support/BinaryStreamWriter.h"
-#include "llvm/Support/Endian.h"
-#include "llvm/Support/Error.h"
-#include <cassert>
-#include <cstdint>
-
-using namespace llvm;
-using namespace llvm::codeview;
-
-Error VarStreamArrayExtractor<InlineeSourceLine>::
-operator()(BinaryStreamRef Stream, uint32_t &Len, InlineeSourceLine &Item) {
-  BinaryStreamReader Reader(Stream);
-
-  if (auto EC = Reader.readObject(Item.Header))
-    return EC;
-
-  if (HasExtraFiles) {
-    uint32_t ExtraFileCount;
-    if (auto EC = Reader.readInteger(ExtraFileCount))
-      return EC;
-    if (auto EC = Reader.readArray(Item.ExtraFiles, ExtraFileCount))
-      return EC;
-  }
-
-  Len = Reader.getOffset();
-  return Error::success();
-}
-
-DebugInlineeLinesSubsectionRef::DebugInlineeLinesSubsectionRef()
-    : DebugSubsectionRef(DebugSubsectionKind::InlineeLines) {}
-
-Error DebugInlineeLinesSubsectionRef::initialize(BinaryStreamReader Reader) {
-  if (auto EC = Reader.readEnum(Signature))
-    return EC;
-
-  Lines.getExtractor().HasExtraFiles = hasExtraFiles();
-  if (auto EC = Reader.readArray(Lines, Reader.bytesRemaining()))
-    return EC;
-
-  assert(Reader.bytesRemaining() == 0);
-  return Error::success();
-}
-
-bool DebugInlineeLinesSubsectionRef::hasExtraFiles() const {
-  return Signature == InlineeLinesSignature::ExtraFiles;
-}
-
-DebugInlineeLinesSubsection::DebugInlineeLinesSubsection(
-    DebugChecksumsSubsection &Checksums, bool HasExtraFiles)
-    : DebugSubsection(DebugSubsectionKind::InlineeLines), Checksums(Checksums),
-      HasExtraFiles(HasExtraFiles) {}
-
-uint32_t DebugInlineeLinesSubsection::calculateSerializedSize() const {
-  // 4 bytes for the signature
-  uint32_t Size = sizeof(InlineeLinesSignature);
-
-  // one header for each entry.
-  Size += Entries.size() * sizeof(InlineeSourceLineHeader);
-  if (HasExtraFiles) {
-    // If extra files are enabled, one count for each entry.
-    Size += Entries.size() * sizeof(uint32_t);
-
-    // And one file id for each file.
-    Size += ExtraFileCount * sizeof(uint32_t);
-  }
-  assert(Size % 4 == 0);
-  return Size;
-}
-
-Error DebugInlineeLinesSubsection::commit(BinaryStreamWriter &Writer) const {
-  InlineeLinesSignature Sig = InlineeLinesSignature::Normal;
-  if (HasExtraFiles)
-    Sig = InlineeLinesSignature::ExtraFiles;
-
-  if (auto EC = Writer.writeEnum(Sig))
-    return EC;
-
-  for (const auto &E : Entries) {
-    if (auto EC = Writer.writeObject(E.Header))
-      return EC;
-
-    if (!HasExtraFiles)
-      continue;
-
-    if (auto EC = Writer.writeInteger<uint32_t>(E.ExtraFiles.size()))
-      return EC;
-    if (auto EC = Writer.writeArray(makeArrayRef(E.ExtraFiles)))
-      return EC;
-  }
-
-  return Error::success();
-}
-
-void DebugInlineeLinesSubsection::addExtraFile(StringRef FileName) {
-  uint32_t Offset = Checksums.mapChecksumOffset(FileName);
-
-  auto &Entry = Entries.back();
-  Entry.ExtraFiles.push_back(ulittle32_t(Offset));
-  ++ExtraFileCount;
-}
-
-void DebugInlineeLinesSubsection::addInlineSite(TypeIndex FuncId,
-                                                StringRef FileName,
-                                                uint32_t SourceLine) {
-  uint32_t Offset = Checksums.mapChecksumOffset(FileName);
-
-  Entries.emplace_back();
-  auto &Entry = Entries.back();
-  Entry.Header.FileID = Offset;
-  Entry.Header.SourceLineNum = SourceLine;
-  Entry.Header.Inlinee = FuncId;
-}