[llvm-commits] [llvm] r171780 - /llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp

[Eric Christopher]

Author: echristo
Date: Mon Jan  7 13:32:45 2013
New Revision: 171780

URL: http://llvm.org/viewvc/llvm-project?rev=171780&view=rev
Log:
Add more comments to what's going on here.

Modified:
    llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp

Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp?rev=171780&r1=171779&r2=171780&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp Mon Jan  7 13:32:45 2013
@@ -126,7 +126,9 @@
 
 /// addString - Add a string attribute data and value. We always emit a
 /// reference to the string pool instead of immediate strings so that DIEs have
-/// more predictable sizes.
+/// more predictable sizes. In the case of split dwarf we emit an index
+/// into another table which gets us the static offset into the string
+/// table.
 void CompileUnit::addString(DIE *Die, unsigned Attribute, StringRef String) {
   if (!DD->useSplitDwarf()) {
     MCSymbol *Symb = DU->getStringPoolEntry(String);