[llvm-commits] [llvm] r105511 - in /llvm/trunk: include/llvm/Analysis/DebugInfo.h lib/Analysis/DebugInfo.cpp lib/CodeGen/AsmPrinter/DwarfDebug.cpp test/FrontendC++/2010-02-17-DbgArtificialArg.cpp

Stuart Hastings stuart at apple.com
Fri Jun 4 17:39:29 PDT 2010


Author: stuart
Date: Fri Jun  4 19:39:29 2010
New Revision: 105511

URL: http://llvm.org/viewvc/llvm-project?rev=105511&view=rev
Log:
Revert 105492 & 105493 due to a testcase regression.  Radar 7424645.

Modified:
    llvm/trunk/include/llvm/Analysis/DebugInfo.h
    llvm/trunk/lib/Analysis/DebugInfo.cpp
    llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
    llvm/trunk/test/FrontendC++/2010-02-17-DbgArtificialArg.cpp

Modified: llvm/trunk/include/llvm/Analysis/DebugInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/DebugInfo.h?rev=105511&r1=105510&r2=105511&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Analysis/DebugInfo.h (original)
+++ llvm/trunk/include/llvm/Analysis/DebugInfo.h Fri Jun  4 19:39:29 2010
@@ -56,7 +56,6 @@
     }
 
     GlobalVariable *getGlobalVariableField(unsigned Elt) const;
-    Function *getFunctionField(unsigned Elt) const;
 
   public:
     explicit DIDescriptor() : DbgNode(0) {}
@@ -410,8 +409,6 @@
     /// describes - Return true if this subprogram provides debugging
     /// information for the function F.
     bool describes(const Function *F);
-
-    Function *getFunction() const { return getFunctionField(16); }
   };
 
   /// DIGlobalVariable - This is a wrapper for a global variable.
@@ -661,8 +658,7 @@
                                   unsigned VIndex = 0,
                                   DIType = DIType(),
                                   bool isArtificial = 0,
-                                  bool isOptimized = false,
-                                  Function *Fn = 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=105511&r1=105510&r2=105511&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/DebugInfo.cpp (original)
+++ llvm/trunk/lib/Analysis/DebugInfo.cpp Fri Jun  4 19:39:29 2010
@@ -73,15 +73,6 @@
   return 0;
 }
 
-Function *DIDescriptor::getFunctionField(unsigned Elt) const {
-  if (DbgNode == 0)
-    return 0;
-
-  if (Elt < DbgNode->getNumOperands())
-      return dyn_cast_or_null<Function>(DbgNode->getOperand(Elt));
-  return 0;
-}
-
 unsigned DIVariable::getNumAddrElements() const {
   return DbgNode->getNumOperands()-6;
 }
@@ -947,8 +938,7 @@
                                          unsigned VK, unsigned VIndex,
                                          DIType ContainingType,
                                          bool isArtificial,
-                                         bool isOptimized,
-                                         Function *Fn) {
+                                         bool isOptimized) {
 
   Value *Elts[] = {
     GetTagConstant(dwarf::DW_TAG_subprogram),
@@ -966,10 +956,9 @@
     ConstantInt::get(Type::getInt32Ty(VMContext), VIndex),
     ContainingType,
     ConstantInt::get(Type::getInt1Ty(VMContext), isArtificial),
-    ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized),
-    Fn
+    ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized)
   };
-  return DISubprogram(MDNode::get(VMContext, &Elts[0], 17));
+  return DISubprogram(MDNode::get(VMContext, &Elts[0], 16));
 }
 
 /// CreateSubprogramDefinition - Create new subprogram descriptor for the
@@ -990,15 +979,14 @@
     DeclNode->getOperand(7), // LineNo
     DeclNode->getOperand(8), // Type
     DeclNode->getOperand(9), // isLocalToUnit
-    ConstantInt::get(Type::getInt1Ty(VMContext), true), // isDefinition
+    ConstantInt::get(Type::getInt1Ty(VMContext), true),
     DeclNode->getOperand(11), // Virtuality
     DeclNode->getOperand(12), // VIndex
     DeclNode->getOperand(13), // Containting Type
     DeclNode->getOperand(14), // isArtificial
-    DeclNode->getOperand(15), // isOptimized
-    DeclNode->getOperand(16)  // Function*
+    DeclNode->getOperand(15)  // isOptimized
   };
-  return DISubprogram(MDNode::get(VMContext, &Elts[0], 17));
+  return DISubprogram(MDNode::get(VMContext, &Elts[0], 16));
 }
 
 /// CreateGlobalVariable - Create a new descriptor for the specified global.
@@ -1122,6 +1110,18 @@
   return DILocation(MDNode::get(VMContext, &Elts[0], 4));
 }
 
+/// CreateLocation - Creates a debug info location.
+DILocation DIFactory::CreateLocation(unsigned LineNo, unsigned ColumnNo,
+                                     DIScope S, MDNode *OrigLoc) {
+ Value *Elts[] = {
+    ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
+    ConstantInt::get(Type::getInt32Ty(VMContext), ColumnNo),
+    S,
+    OrigLoc
+  };
+  return DILocation(MDNode::get(VMContext, &Elts[0], 4));
+}
+
 //===----------------------------------------------------------------------===//
 // DIFactory: Routines for inserting code into a function
 //===----------------------------------------------------------------------===//

Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp?rev=105511&r1=105510&r2=105511&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp Fri Jun  4 19:39:29 2010
@@ -866,10 +866,6 @@
   } else if (Context.isNameSpace()) {
     DIE *ContextDIE = getOrCreateNameSpace(DINameSpace(Context));
     ContextDIE->addChild(Die);
-  } else if (Context.isSubprogram()) {
-    DIE *ContextDIE = createSubprogramDIE(DISubprogram(Context),
-                                          /*MakeDecl=*/false);
-    ContextDIE->addChild(Die);
   } else if (DIE *ContextDIE = getCompileUnit(Context)->getDIE(Context))
     ContextDIE->addChild(Die);
   else 
@@ -1059,10 +1055,6 @@
     if (DIDescriptor(ContainingType).isCompositeType())
       addDIEEntry(&Buffer, dwarf::DW_AT_containing_type, dwarf::DW_FORM_ref4, 
                   getOrCreateTypeDIE(DIType(ContainingType)));
-    else {
-      DIDescriptor Context = CTy.getContext();
-      addToContextOwner(&Buffer, Context);
-    }
     break;
   }
   default:
@@ -1337,9 +1329,6 @@
   // DW_TAG_inlined_subroutine may refer to this DIE.
   SPCU->insertDIE(SP, SPDie);
 
-  // Add to context owner.
-  addToContextOwner(SPDie, SP.getContext());
-
   return SPDie;
 }
 
@@ -2352,14 +2341,8 @@
     }
 
     if (!WScope->getParent()) {
-      // The SPName check is the "old way," kept here for backwards
-      // compatibility with the existing .ll test cases in the LLVM
-      // test suite.  The debug info for some functions omits any
-      // linkage name because it confuses GDB.  Updated front-ends
-      // should include a Function * that we can check instead.
       StringRef SPName = DISubprogram(Scope).getLinkageName();
-      if ((SPName == Asm->MF->getFunction()->getName()) ||
-          (DISubprogram(Scope).getFunction() == Asm->MF->getFunction()))
+      if (SPName == Asm->MF->getFunction()->getName())
         CurrentFnDbgScope = WScope;
     }
     

Modified: llvm/trunk/test/FrontendC++/2010-02-17-DbgArtificialArg.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/FrontendC%2B%2B/2010-02-17-DbgArtificialArg.cpp?rev=105511&r1=105510&r2=105511&view=diff
==============================================================================
--- llvm/trunk/test/FrontendC++/2010-02-17-DbgArtificialArg.cpp (original)
+++ llvm/trunk/test/FrontendC++/2010-02-17-DbgArtificialArg.cpp Fri Jun  4 19:39:29 2010
@@ -1,4 +1,4 @@
-// RUN: %llvmgcc -g -S %s -o - | FileCheck %s
+// RUN: %llvmgcc -g -S %s -o - | grep DW_TAG_pointer_type |  grep "i32 524303, metadata .., metadata ..., metadata .., i32 ., i64 .., i64 .., i64 0, i32 64, metadata ..."
 // Here, second to last argument "i32 64" indicates that artificial type is set.                                               
 // Test to artificial attribute attahed to "this" pointer type.
 // Radar 7655792 and 7655002
@@ -10,7 +10,5 @@
 
 int foo() {
   A a;
-  // Matching "i32 64, metadata !<number>} ; [ DW_TAG_pointer_type ]"
-  // CHECK: i32 64, metadata {{![0-9]+\} ; \[ DW_TAG_pointer_type \]}}
   return a.fn1(1);
 }





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