[CodeView] Add more DebugSubsection implementations.

This adds implementations for Symbols and FrameData, and renames
the existing codeview::StringTable class to conform to the
DebugSectionStringTable convention.

llvm-svn: 304222

1 files changed, 0 insertions, 71 deletions

diff --git a/llvm/lib/DebugInfo/CodeView/StringTable.cpp b/llvm/lib/DebugInfo/CodeView/StringTable.cpp
deleted file mode 100644
index 21f11204686..00000000000
--- a/llvm/lib/DebugInfo/CodeView/StringTable.cpp
+++ /dev/null
@@ -1,71 +0,0 @@
-//===- StringTable.cpp - CodeView String Table Reader/Writer ----*- C++ -*-===//
-//
-//                     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/StringTable.h"
-
-#include "llvm/Support/BinaryStream.h"
-#include "llvm/Support/BinaryStreamReader.h"
-#include "llvm/Support/BinaryStreamWriter.h"
-
-using namespace llvm;
-using namespace llvm::codeview;
-
-StringTableRef::StringTableRef() {}
-
-Error StringTableRef::initialize(BinaryStreamRef Contents) {
-  Stream = Contents;
-  return Error::success();
-}
-
-Expected<StringRef> StringTableRef::getString(uint32_t Offset) const {
-  BinaryStreamReader Reader(Stream);
-  Reader.setOffset(Offset);
-  StringRef Result;
-  if (auto EC = Reader.readCString(Result))
-    return std::move(EC);
-  return Result;
-}
-
-uint32_t StringTable::insert(StringRef S) {
-  auto P = Strings.insert({S, StringSize});
-
-  // If a given string didn't exist in the string table, we want to increment
-  // the string table size.
-  if (P.second)
-    StringSize += S.size() + 1; // +1 for '\0'
-  return P.first->second;
-}
-
-uint32_t StringTable::calculateSerializedSize() const { return StringSize; }
-
-Error StringTable::commit(BinaryStreamWriter &Writer) const {
-  assert(Writer.bytesRemaining() == StringSize);
-  uint32_t MaxOffset = 1;
-
-  for (auto &Pair : Strings) {
-    StringRef S = Pair.getKey();
-    uint32_t Offset = Pair.getValue();
-    Writer.setOffset(Offset);
-    if (auto EC = Writer.writeCString(S))
-      return EC;
-    MaxOffset = std::max<uint32_t>(MaxOffset, Offset + S.size() + 1);
-  }
-
-  Writer.setOffset(MaxOffset);
-  assert(Writer.bytesRemaining() == 0);
-  return Error::success();
-}
-
-uint32_t StringTable::size() const { return Strings.size(); }
-
-uint32_t StringTable::getStringId(StringRef S) const {
-  auto P = Strings.find(S);
-  assert(P != Strings.end());
-  return P->second;
-}