Teach our Dwarf emission to use the string pool.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143097 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DIE.cpp b/lib/CodeGen/AsmPrinter/DIE.cpp
index 9c1ce76..fad3d0d 100644
--- a/lib/CodeGen/AsmPrinter/DIE.cpp
+++ b/lib/CodeGen/AsmPrinter/DIE.cpp
@@ -267,6 +267,7 @@
 ///
 unsigned DIELabel::SizeOf(AsmPrinter *AP, unsigned Form) const {
   if (Form == dwarf::DW_FORM_data4) return 4;
+  if (Form == dwarf::DW_FORM_strp) return 4;
   return AP->getTargetData().getPointerSize();
 }
 
@@ -290,6 +291,7 @@
 ///
 unsigned DIEDelta::SizeOf(AsmPrinter *AP, unsigned Form) const {
   if (Form == dwarf::DW_FORM_data4) return 4;
+  if (Form == dwarf::DW_FORM_strp) return 4;
   return AP->getTargetData().getPointerSize();
 }