[llvm-commits] [llvm] r102743 - in /llvm/trunk: include/llvm/Analysis/DebugInfo.h lib/Analysis/DebugInfo.cpp lib/CodeGen/AsmPrinter/DwarfDebug.cpp

[Devang Patel]

Author: dpatel
Date: Fri Apr 30 14:38:23 2010
New Revision: 102743

URL: http://llvm.org/viewvc/llvm-project?rev=102743&view=rev
Log:
Attach AT_APPLE_optimized attribute to optimized function's debug info.


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

Modified: llvm/trunk/include/llvm/Analysis/DebugInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/DebugInfo.h?rev=102743&r1=102742&r2=102743&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Analysis/DebugInfo.h (original)
+++ llvm/trunk/include/llvm/Analysis/DebugInfo.h Fri Apr 30 14:38:23 2010
@@ -392,6 +392,7 @@
       return getFieldAs<DICompositeType>(13);
     }
     unsigned isArtificial() const    { return getUnsignedField(14); }
+    unsigned isOptimized() const;
 
     StringRef getFilename() const    { 
       if (getVersion() == llvm::LLVMDebugVersion7)
@@ -642,7 +643,8 @@
                                   unsigned VK = 0,
                                   unsigned VIndex = 0,
                                   DIType = DIType(),
-                                  bool isArtificial = 0);
+                                  bool isArtificial = 0,
+                                  bool isOptimized = false);
 
     /// CreateSubprogramDefinition - Create new subprogram descriptor for the
     /// given declaration. 

Modified: llvm/trunk/lib/Analysis/DebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/DebugInfo.cpp?rev=102743&r1=102742&r2=102743&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/DebugInfo.cpp (original)
+++ llvm/trunk/lib/Analysis/DebugInfo.cpp Fri Apr 30 14:38:23 2010
@@ -425,6 +425,13 @@
   return false;
 }
 
+unsigned DISubprogram::isOptimized() const     {
+  assert (DbgNode && "Invalid subprogram descriptor!");
+  if (DbgNode->getNumOperands() == 16)
+    return getUnsignedField(15);
+  return 0;
+}
+
 StringRef DIScope::getFilename() const {
   if (!DbgNode)
     return StringRef();
@@ -912,7 +919,8 @@
                                          bool isDefinition,
                                          unsigned VK, unsigned VIndex,
                                          DIType ContainingType,
-                                         bool isArtificial) {
+                                         bool isArtificial,
+                                         bool isOptimized) {
 
   Value *Elts[] = {
     GetTagConstant(dwarf::DW_TAG_subprogram),
@@ -929,9 +937,10 @@
     ConstantInt::get(Type::getInt32Ty(VMContext), (unsigned)VK),
     ConstantInt::get(Type::getInt32Ty(VMContext), VIndex),
     ContainingType.getNode(),
-    ConstantInt::get(Type::getInt1Ty(VMContext), isArtificial)
+    ConstantInt::get(Type::getInt1Ty(VMContext), isArtificial),
+    ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized)
   };
-  return DISubprogram(MDNode::get(VMContext, &Elts[0], 15));
+  return DISubprogram(MDNode::get(VMContext, &Elts[0], 16));
 }
 
 /// CreateSubprogramDefinition - Create new subprogram descriptor for the
@@ -956,9 +965,10 @@
     DeclNode->getOperand(11), // Virtuality
     DeclNode->getOperand(12), // VIndex
     DeclNode->getOperand(13), // Containting Type
-    DeclNode->getOperand(14)  // isArtificial
+    DeclNode->getOperand(14), // isArtificial
+    DeclNode->getOperand(15)  // isOptimized
   };
-  return DISubprogram(MDNode::get(VMContext, &Elts[0], 15));
+  return DISubprogram(MDNode::get(VMContext, &Elts[0], 16));
 }
 
 /// CreateGlobalVariable - Create a new descriptor for the specified global.

Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp?rev=102743&r1=102742&r2=102743&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp Fri Apr 30 14:38:23 2010
@@ -1328,12 +1328,18 @@
   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);
+  if (!SP.isLocalToUnit())
+    addUInt(SPDie, dwarf::DW_AT_external, dwarf::DW_FORM_flag, 1);
   
+  if (SP.isOptimized())
+    addUInt(SPDie, dwarf::DW_AT_APPLE_optimized, dwarf::DW_FORM_flag, 1);
+
   if (!DisableFramePointerElim(*Asm->MF))
     addUInt(SPDie, dwarf::DW_AT_APPLE_omit_frame_ptr, dwarf::DW_FORM_flag, 1);
 
+  // DW_TAG_inlined_subroutine may refer to this DIE.
+  ModuleCU->insertDIE(SP.getNode(), SPDie);
+
   return SPDie;
 }
 
@@ -1424,9 +1430,6 @@
   MachineLocation Location(RI->getFrameRegister(*Asm->MF));
   addAddress(SPDie, dwarf::DW_AT_frame_base, Location);
 
-  if (!DISubprogram(SPNode).isLocalToUnit())
-    addUInt(SPDie, dwarf::DW_AT_external, dwarf::DW_FORM_flag, 1);
-  
   return SPDie;
 }