IRgen: Add an LValue::MakeAddr variant which takes a type and uses that to build

the qualifiers.

Also, add CodeGenFunction::MakeAddrLValue() helper function which passes in the
ASTContext.

llvm-svn: 111714

clang/lib/CodeGen/CGValue.h

@@ -15,6 +15,7 @@
 #ifndef CLANG_CODEGEN_CGVALUE_H
 #define CLANG_CODEGEN_CGVALUE_H
 
+#include "clang/AST/ASTContext.h"
 #include "clang/AST/Type.h"
 
 namespace llvm {
@@ -258,6 +259,13 @@ public:
     return R;
   }
 
+  static LValue MakeAddr(llvm::Value *V, QualType T, ASTContext &Context) {
+    Qualifiers Quals = Context.getCanonicalType(T).getQualifiers();
+    Quals.setObjCGCAttr(Context.getObjCGCAttrKind(T));
+
+    return MakeAddr(V, Quals);
+  }
+
   static LValue MakeVectorElt(llvm::Value *Vec, llvm::Value *Idx,
                               unsigned CVR) {
     LValue R;

clang/lib/CodeGen/CodeGenFunction.h

@@ -975,6 +975,10 @@ public:
     return Quals;
   }
 
+  LValue MakeAddrLValue(llvm::Value *V, QualType T) {
+    return LValue::MakeAddr(V, T, getContext());
+  }
+
   /// CreateTempAlloca - This creates a alloca and inserts it into the entry
   /// block. The caller is responsible for setting an appropriate alignment on
   /// the alloca.