From: Devang Patel <dpatel@apple.com>
Date: Wed, 3 Feb 2010 19:57:19 +0000 (+0000)
Subject: Provide interface to identifiy artificial methods.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4e0d19dfd9ab77f9974cb07320dfe4f7f5ffd7b9;p=oota-llvm.git

Provide interface to identifiy artificial methods.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95240 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Analysis/DebugInfo.h b/include/llvm/Analysis/DebugInfo.h
index 0227b2c6620..331a89b0e2f 100644
--- a/include/llvm/Analysis/DebugInfo.h
+++ b/include/llvm/Analysis/DebugInfo.h
@@ -375,6 +375,7 @@ namespace llvm {
     DICompositeType getContainingType() const {
       return getFieldAs<DICompositeType>(13);
     }
+    unsigned isArtificial() const    { return getUnsignedField(14); }
 
     StringRef getFilename() const    { return getCompileUnit().getFilename();}
     StringRef getDirectory() const   { return getCompileUnit().getDirectory();}
@@ -595,7 +596,8 @@ namespace llvm {
                                   bool isDefinition,
                                   unsigned VK = 0,
                                   unsigned VIndex = 0,
-                                  DIType = DIType());
+                                  DIType = DIType(),
+                                  bool isArtificial = 0);
 
     /// CreateSubprogramDefinition - Create new subprogram descriptor for the
     /// given declaration. 
diff --git a/lib/Analysis/DebugInfo.cpp b/lib/Analysis/DebugInfo.cpp
index d692ad7fd83..13350ad9176 100644
--- a/lib/Analysis/DebugInfo.cpp
+++ b/lib/Analysis/DebugInfo.cpp
@@ -860,7 +860,8 @@ DISubprogram DIFactory::CreateSubprogram(DIDescriptor Context,
                                          bool isLocalToUnit,
                                          bool isDefinition,
                                          unsigned VK, unsigned VIndex,
-                                         DIType ContainingType) {
+                                         DIType ContainingType,
+                                         bool isArtificial) {
 
   Value *Elts[] = {
     GetTagConstant(dwarf::DW_TAG_subprogram),
@@ -876,9 +877,10 @@ DISubprogram DIFactory::CreateSubprogram(DIDescriptor Context,
     ConstantInt::get(Type::getInt1Ty(VMContext), isDefinition),
     ConstantInt::get(Type::getInt32Ty(VMContext), (unsigned)VK),
     ConstantInt::get(Type::getInt32Ty(VMContext), VIndex),
-    ContainingType.getNode()
+    ContainingType.getNode(),
+    ConstantInt::get(Type::getInt1Ty(VMContext), isArtificial)
   };
-  return DISubprogram(MDNode::get(VMContext, &Elts[0], 14));
+  return DISubprogram(MDNode::get(VMContext, &Elts[0], 15));
 }
 
 /// CreateSubprogramDefinition - Create new subprogram descriptor for the
@@ -902,9 +904,10 @@ DISubprogram DIFactory::CreateSubprogramDefinition(DISubprogram &SPDeclaration)
     ConstantInt::get(Type::getInt1Ty(VMContext), true),
     DeclNode->getOperand(11), // Virtuality
     DeclNode->getOperand(12), // VIndex
-    DeclNode->getOperand(13)  // Containting Type
+    DeclNode->getOperand(13), // Containting Type
+    DeclNode->getOperand(14)  // isArtificial
   };
-  return DISubprogram(MDNode::get(VMContext, &Elts[0], 14));
+  return DISubprogram(MDNode::get(VMContext, &Elts[0], 15));
 }
 
 /// CreateGlobalVariable - Create a new descriptor for the specified global.
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 1c2f7fc419d..90da2d7bc0a 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1201,6 +1201,9 @@ DIE *DwarfDebug::createSubprogramDIE(const DISubprogram &SP, bool MakeDecl) {
       }
   }
 
+  if (SP.isArtificial())
+    addUInt(SPDie, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1);
+
   // DW_TAG_inlined_subroutine may refer to this DIE.
   ModuleCU->insertDIE(SP.getNode(), SPDie);
   return SPDie;