Rename DIImportedModule to DIImportedEntity and allow imported declarations

DIBuilder::createImportedDeclaration isn't fully plumbed through (note,
lacking in AsmPrinter/DwarfDebug support) but this seemed like a
sufficiently useful division of code to make the subsequent patch(es)
easier to follow.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181364 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 16 insertions, 7 deletions

diff --git a/include/llvm/DIBuilder.h b/include/llvm/DIBuilder.h
index 2c0f712a93..4ce884b736 100644
--- a/include/llvm/DIBuilder.h
+++ b/include/llvm/DIBuilder.h
@@ -37,7 +37,7 @@ namespace llvm {
   class DIType;
   class DIArray;
   class DIGlobalVariable;
-  class DIImportedModule;
+  class DIImportedEntity;
   class DINameSpace;
   class DIVariable;
   class DISubrange;
@@ -577,9 +577,18 @@ namespace llvm {
     /// @param Context The scope this module is imported into
     /// @param NS The namespace being imported here
     /// @param Line Line number
-    DIImportedModule createImportedModule(DIScope Context, DINameSpace NS,
+    DIImportedEntity createImportedModule(DIScope Context, DINameSpace NS,
                                           unsigned Line);
 
+    /// \brief Create a descriptor for an imported function.
+    /// @param Context The scope this module is imported into
+    /// @param Decl The declaration (or definition) of a function, type, or
+    ///             variable
+    /// @param Line Line number
+    DIImportedEntity createImportedDeclaration(DIScope Context,
+                                               DIDescriptor Decl,
+                                               unsigned Line);
+
     /// insertDeclare - Insert a new llvm.dbg.declare intrinsic call.
     /// @param Storage     llvm::Value of the variable
     /// @param VarInfo     Variable's debug info descriptor.
diff --git a/include/llvm/DebugInfo.h b/include/llvm/DebugInfo.h
index f9b58f4770..1c7edc971b 100644
--- a/include/llvm/DebugInfo.h
+++ b/include/llvm/DebugInfo.h
@@ -125,7 +125,7 @@ namespace llvm {
     bool isTemplateTypeParameter() const;
     bool isTemplateValueParameter() const;
     bool isObjCProperty() const;
-    bool isImportedModule() const;
+    bool isImportedEntity() const;
 
     /// print - print descriptor.
     void print(raw_ostream &OS) const;
@@ -200,7 +200,7 @@ namespace llvm {
     DIArray getRetainedTypes() const;
     DIArray getSubprograms() const;
     DIArray getGlobalVariables() const;
-    DIArray getImportedModules() const;
+    DIArray getImportedEntities() const;
 
     StringRef getSplitDebugFilename() const { return getStringField(12); }
 
@@ -684,13 +684,13 @@ namespace llvm {
   };
 
   /// \brief An imported module (C++ using directive or similar).
-  class DIImportedModule : public DIDescriptor {
+  class DIImportedEntity : public DIDescriptor {
     friend class DIDescriptor;
     void printInternal(raw_ostream &OS) const;
   public:
-    explicit DIImportedModule(const MDNode *N) : DIDescriptor(N) { }
+    explicit DIImportedEntity(const MDNode *N) : DIDescriptor(N) { }
     DIScope getContext() const { return getFieldAs<DIScope>(1); }
-    DINameSpace getNameSpace() const { return getFieldAs<DINameSpace>(2); }
+    DIDescriptor getEntity() const { return getFieldAs<DIDescriptor>(2); }
     unsigned getLineNumber() const { return getUnsignedField(3); }
     bool Verify() const;
   };