[llvm] r271597 - Add comments.

[Rui Ueyama via llvm-commits]

Author: ruiu
Date: Thu Jun  2 16:13:47 2016
New Revision: 271597

URL: http://llvm.org/viewvc/llvm-project?rev=271597&view=rev
Log:
Add comments.

Modified:
    llvm/trunk/lib/DebugInfo/PDB/Raw/TpiStream.cpp

Modified: llvm/trunk/lib/DebugInfo/PDB/Raw/TpiStream.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/DebugInfo/PDB/Raw/TpiStream.cpp?rev=271597&r1=271596&r2=271597&view=diff
==============================================================================
--- llvm/trunk/lib/DebugInfo/PDB/Raw/TpiStream.cpp (original)
+++ llvm/trunk/lib/DebugInfo/PDB/Raw/TpiStream.cpp Thu Jun  2 16:13:47 2016
@@ -35,6 +35,7 @@ static uint32_t HashBufferV8(uint8_t *bu
   return 0;
 }
 
+// This corresponds to `HDR` in PDB/dbi/tpi.h.
 struct TpiStream::HeaderInfo {
   struct EmbeddedBuf {
     little32_t Off;
@@ -47,6 +48,7 @@ struct TpiStream::HeaderInfo {
   ulittle32_t TypeIndexEnd;
   ulittle32_t TypeRecordBytes;
 
+  // The following members correspond to `TpiHash` in PDB/dbi/tpi.h.
   ulittle16_t HashStreamIndex;
   ulittle16_t HashAuxStreamIndex;
   ulittle32_t HashKeySize;