DI: Remove DW_TAG_arg_variable and DW_TAG_auto_variable

[oota-llvm.git] / include / llvm / IR / DebugInfoMetadata.h

diff --git a/include/llvm/IR/DebugInfoMetadata.h b/include/llvm/IR/DebugInfoMetadata.h
index 1f247f59b6577b8460b6466083b5bf9014e5c423..98a4f155d980a2910a7943f8e62ce8817f230da4 100644 (file)
--- a/include/llvm/IR/DebugInfoMetadata.h
+++ b/include/llvm/IR/DebugInfoMetadata.h
@@ -1750,15 +1750,13 @@ public:
 };
 
 /// \brief Base class for variables.
-///
-/// TODO: Hardcode to DW_TAG_variable.
 class DIVariable : public DINode {
   unsigned Line;
 
 protected:
-  DIVariable(LLVMContext &C, unsigned ID, StorageType Storage, unsigned Tag,
-             unsigned Line, ArrayRef<Metadata *> Ops)
-      : DINode(C, ID, Storage, Tag, Ops), Line(Line) {}
+  DIVariable(LLVMContext &C, unsigned ID, StorageType Storage, unsigned Line,
+             ArrayRef<Metadata *> Ops)
+      : DINode(C, ID, Storage, dwarf::DW_TAG_variable, Ops), Line(Line) {}
   ~DIVariable() = default;
 
 public:
@@ -1803,8 +1801,7 @@ class DIGlobalVariable : public DIVariable {
   DIGlobalVariable(LLVMContext &C, StorageType Storage, unsigned Line,
                    bool IsLocalToUnit, bool IsDefinition,
                    ArrayRef<Metadata *> Ops)
-      : DIVariable(C, DIGlobalVariableKind, Storage, dwarf::DW_TAG_variable,
-                   Line, Ops),
+      : DIVariable(C, DIGlobalVariableKind, Storage, Line, Ops),
         IsLocalToUnit(IsLocalToUnit), IsDefinition(IsDefinition) {}
   ~DIGlobalVariable() = default;
 
@@ -1876,8 +1873,6 @@ public:
 
 /// \brief Local variable.
 ///
-/// TODO: Split between arguments and otherwise.
-/// TODO: Use \c DW_TAG_variable instead of fake tags.
 /// TODO: Split up flags.
 class DILocalVariable : public DIVariable {
   friend class LLVMContextImpl;
@@ -1886,42 +1881,42 @@ class DILocalVariable : public DIVariable {
   unsigned Arg;
   unsigned Flags;
 
-  DILocalVariable(LLVMContext &C, StorageType Storage, unsigned Tag,
-                  unsigned Line, unsigned Arg, unsigned Flags,
-                  ArrayRef<Metadata *> Ops)
-      : DIVariable(C, DILocalVariableKind, Storage, Tag, Line, Ops), Arg(Arg),
+  DILocalVariable(LLVMContext &C, StorageType Storage, unsigned Line,
+                  unsigned Arg, unsigned Flags, ArrayRef<Metadata *> Ops)
+      : DIVariable(C, DILocalVariableKind, Storage, Line, Ops), Arg(Arg),
         Flags(Flags) {}
   ~DILocalVariable() = default;
 
-  static DILocalVariable *getImpl(LLVMContext &Context, unsigned Tag,
-                                  DIScope *Scope, StringRef Name, DIFile *File,
-                                  unsigned Line, DITypeRef Type, unsigned Arg,
-                                  unsigned Flags, StorageType Storage,
+  static DILocalVariable *getImpl(LLVMContext &Context, DIScope *Scope,
+                                  StringRef Name, DIFile *File, unsigned Line,
+                                  DITypeRef Type, unsigned Arg, unsigned Flags,
+                                  StorageType Storage,
                                   bool ShouldCreate = true) {
-    return getImpl(Context, Tag, Scope, getCanonicalMDString(Context, Name),
-                   File, Line, Type, Arg, Flags, Storage, ShouldCreate);
+    return getImpl(Context, Scope, getCanonicalMDString(Context, Name), File,
+                   Line, Type, Arg, Flags, Storage, ShouldCreate);
   }
-  static DILocalVariable *
-  getImpl(LLVMContext &Context, unsigned Tag, Metadata *Scope, MDString *Name,
-          Metadata *File, unsigned Line, Metadata *Type, unsigned Arg,
-          unsigned Flags, StorageType Storage, bool ShouldCreate = true);
+  static DILocalVariable *getImpl(LLVMContext &Context, Metadata *Scope,
+                                  MDString *Name, Metadata *File, unsigned Line,
+                                  Metadata *Type, unsigned Arg, unsigned Flags,
+                                  StorageType Storage,
+                                  bool ShouldCreate = true);
 
   TempDILocalVariable cloneImpl() const {
-    return getTemporary(getContext(), getTag(), getScope(), getName(),
-                        getFile(), getLine(), getType(), getArg(), getFlags());
+    return getTemporary(getContext(), getScope(), getName(), getFile(),
+                        getLine(), getType(), getArg(), getFlags());
   }
 
 public:
   DEFINE_MDNODE_GET(DILocalVariable,
-                    (unsigned Tag, DILocalScope *Scope, StringRef Name,
-                     DIFile *File, unsigned Line, DITypeRef Type, unsigned Arg,
+                    (DILocalScope * Scope, StringRef Name, DIFile *File,
+                     unsigned Line, DITypeRef Type, unsigned Arg,
                      unsigned Flags),
-                    (Tag, Scope, Name, File, Line, Type, Arg, Flags))
+                    (Scope, Name, File, Line, Type, Arg, Flags))
   DEFINE_MDNODE_GET(DILocalVariable,
-                    (unsigned Tag, Metadata *Scope, MDString *Name,
-                     Metadata *File, unsigned Line, Metadata *Type,
-                     unsigned Arg, unsigned Flags),
-                    (Tag, Scope, Name, File, Line, Type, Arg, Flags))
+                    (Metadata * Scope, MDString *Name, Metadata *File,
+                     unsigned Line, Metadata *Type, unsigned Arg,
+                     unsigned Flags),
+                    (Scope, Name, File, Line, Type, Arg, Flags))
 
   TempDILocalVariable clone() const { return cloneImpl(); }
 
@@ -1932,6 +1927,7 @@ public:
     return cast<DILocalScope>(DIVariable::getScope());
   }
 
+  bool isParameter() const { return Arg; }
   unsigned getArg() const { return Arg; }
   unsigned getFlags() const { return Flags; }