[llvm-pdbdump] Dump stream summary list.

Try to figure out what each stream is, and dump its name.

This gives us a better picture of what streams we still don't
understand.

llvm-svn: 270653

3 files changed, 18 insertions, 0 deletions

diff --git a/llvm/lib/DebugInfo/PDB/Raw/InfoStream.cpp b/llvm/lib/DebugInfo/PDB/Raw/InfoStream.cpp
index be90285..ccc4a5e 100644
--- a/llvm/lib/DebugInfo/PDB/Raw/InfoStream.cpp
+++ b/llvm/lib/DebugInfo/PDB/Raw/InfoStream.cpp
@@ -53,6 +53,11 @@ uint32_t InfoStream::getNamedStreamIndex(llvm::StringRef Name) const {
   return Result;
 }
 
+iterator_range<StringMapConstIterator<uint32_t>>
+InfoStream::named_streams() const {
+  return NamedStreams.entries();
+}
+
 PdbRaw_ImplVer InfoStream::getVersion() const {
   return static_cast<PdbRaw_ImplVer>(Version);
 }
diff --git a/llvm/lib/DebugInfo/PDB/Raw/NameMap.cpp b/llvm/lib/DebugInfo/PDB/Raw/NameMap.cpp
index b3bd94c..202e717 100644
--- a/llvm/lib/DebugInfo/PDB/Raw/NameMap.cpp
+++ b/llvm/lib/DebugInfo/PDB/Raw/NameMap.cpp
@@ -127,6 +127,11 @@ Error NameMap::load(StreamReader &Stream) {
   return Error::success();
 }
 
+iterator_range<StringMapConstIterator<uint32_t>> NameMap::entries() const {
+  return llvm::make_range<StringMapConstIterator<uint32_t>>(Mapping.begin(),
+                                                            Mapping.end());
+}
+
 bool NameMap::tryGetValue(StringRef Name, uint32_t &Value) const {
   auto Iter = Mapping.find(Name);
   if (Iter == Mapping.end())
diff --git a/llvm/lib/DebugInfo/PDB/Raw/TpiStream.cpp b/llvm/lib/DebugInfo/PDB/Raw/TpiStream.cpp
index db2ea20..ed988bb 100644
--- a/llvm/lib/DebugInfo/PDB/Raw/TpiStream.cpp
+++ b/llvm/lib/DebugInfo/PDB/Raw/TpiStream.cpp
@@ -129,6 +129,14 @@ uint32_t TpiStream::NumTypeRecords() const {
   return TypeIndexEnd() - TypeIndexBegin();
 }
 
+uint16_t TpiStream::getTypeHashStreamIndex() const {
+  return Header->HashStreamIndex;
+}
+
+uint16_t TpiStream::getTypeHashStreamAuxIndex() const {
+  return Header->HashAuxStreamIndex;
+}
+
 iterator_range<codeview::TypeIterator> TpiStream::types(bool *HadError) const {
   return codeview::makeTypeRange(RecordsBuffer.data(), /*HadError=*/HadError);
 }