[llvm-commits] [llvm] r110712 - in /llvm/trunk/lib: Analysis/DebugInfo.cpp CodeGen/AsmPrinter/DwarfDebug.cpp

[Devang Patel]

Author: dpatel
Date: Tue Aug 10 15:01:20 2010
New Revision: 110712

URL: http://llvm.org/viewvc/llvm-project?rev=110712&view=rev
Log:
Do not forget debug info for enums. Use named mdnode to keep track of these types.

Modified:
    llvm/trunk/lib/Analysis/DebugInfo.cpp
    llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp

Modified: llvm/trunk/lib/Analysis/DebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/DebugInfo.cpp?rev=110712&r1=110711&r2=110712&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/DebugInfo.cpp (original)
+++ llvm/trunk/lib/Analysis/DebugInfo.cpp Tue Aug 10 15:01:20 2010
@@ -923,7 +923,14 @@
     ConstantInt::get(Type::getInt32Ty(VMContext), RuntimeLang),
     ContainingType
   };
-  return DICompositeType(MDNode::get(VMContext, &Elts[0], 13));
+
+  MDNode *Node = MDNode::get(VMContext, &Elts[0], 13);
+  // Create a named metadata so that we do not lose this enum info.
+  if (Tag == dwarf::DW_TAG_enumeration_type) {
+    NamedMDNode *NMD = M.getOrInsertNamedMetadata("llvm.dbg.enum");
+    NMD->addOperand(Node);
+  }
+  return DICompositeType(Node);
 }
 
 
@@ -955,7 +962,13 @@
     Elements,
     ConstantInt::get(Type::getInt32Ty(VMContext), RuntimeLang)
   };
-  return DICompositeType(MDNode::get(VMContext, &Elts[0], 12));
+  MDNode *Node = MDNode::get(VMContext, &Elts[0], 12);
+  // Create a named metadata so that we do not lose this enum info.
+  if (Tag == dwarf::DW_TAG_enumeration_type) {
+    NamedMDNode *NMD = M.getOrInsertNamedMetadata("llvm.dbg.enum");
+    NMD->addOperand(Node);
+  }
+  return DICompositeType(Node);
 }
 
 

Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp?rev=110712&r1=110711&r2=110712&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp Tue Aug 10 15:01:20 2010
@@ -2019,6 +2019,11 @@
          E = DbgFinder.global_variable_end(); I != E; ++I)
     constructGlobalVariableDIE(*I);
 
+  //getOrCreateTypeDIE
+  if (NamedMDNode *NMD = M->getNamedMetadata("llvm.dbg.enum"))
+    for (unsigned i = 0, e = NMD->getNumOperands(); i != e; ++i)
+      getOrCreateTypeDIE(DIType(NMD->getOperand(i)));
+
   // Prime section data.
   SectionMap.insert(Asm->getObjFileLowering().getTextSection());