Add source debug information to the Sparc code generator.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81215 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp b/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
index b94b718..e608f7e 100644
--- a/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
+++ b/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
@@ -104,6 +104,8 @@
 
   O << "\t.type\t" << CurrentFnName << ", #function\n";
   O << CurrentFnName << ":\n";
+  // Emit pre-function debug information.
+  DW->BeginFunction(&MF);
 
   // Number each basic block so that we can consistently refer to them
   // in PC-relative references.
@@ -130,6 +132,9 @@
     }
   }
 
+  // Emit post-function debug information.
+  DW->EndFunction(&MF);
+
   // We didn't modify anything.
   return false;
 }