1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
index 715ddd10f6..5adefd39c5 100644
--- a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
@@ -811,6 +811,11 @@ bool PPCDarwinAsmPrinter::doFinalization(Module &M) {
         OutStreamer.EmitIntValue(0, isPPC64 ? 8 : 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),
                               isPPC64 ? 8 : 4/*size*/, 0/*addrspace*/);