From bcec04180363e0bd8c3fe7e9b9ab9de5c486473e Mon Sep 17 00:00:00 2001
From: Bill Wendling <isanbard@gmail.com>
Date: Wed, 31 Mar 2010 18:48:58 +0000
Subject: [PATCH] Comment the changes for r98218 and friends inside the source
 code.

llvm-svn: 100033
---
 lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp b/lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp
index c3dcf8e66ea..66bb914edde 100644
--- a/lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp
+++ b/lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp
@@ -524,6 +524,11 @@ void X86AsmPrinter::EmitEndOfAsmFile(Module &M) {
           OutStreamer.EmitIntValue(0, 4/*size*/, 0/*addrspace*/);
         else
           // Internal to current translation unit.
+          //
+          // When we place the LSDA into the TEXT section, the type info
+          // pointers need to be indirect and pc-rel. We accomplish this by
+          // using NLPs.  However, sometimes the types are local to the file. So
+          // we need to fill in the value for the NLP in those cases.
           OutStreamer.EmitValue(MCSymbolRefExpr::Create(MCSym.getPointer(),
                                                         OutContext),
                                 4/*size*/, 0/*addrspace*/);