Lift out ABIInfo abstract base class.

 - Currently still lives in CGCall.cpp but is intended to be the
   target specific place for hooking ABI information.
 - Select ABIInfo to use based on Target's prefix and pointer width.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@57445 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 1 deletions

diff --git a/lib/CodeGen/CodeGenTypes.h b/lib/CodeGen/CodeGenTypes.h
index 0c9ab7ef63..1c6019303c 100644
--- a/lib/CodeGen/CodeGenTypes.h
+++ b/lib/CodeGen/CodeGenTypes.h
@@ -30,6 +30,7 @@ namespace llvm {
 }
 
 namespace clang {
+  class ABIInfo;
   class ASTContext;
   class FieldDecl;
   class FunctionTypeProto;
@@ -82,8 +83,8 @@ class CodeGenTypes {
   TargetInfo &Target;
   llvm::Module& TheModule;
   const llvm::TargetData& TheTargetData;
+  mutable const ABIInfo* TheABIInfo;
   
-
   llvm::SmallVector<std::pair<const PointerLikeType *,
                               llvm::OpaqueType *>, 8>  PointersToResolve;
 
@@ -131,6 +132,7 @@ public:
   const llvm::TargetData &getTargetData() const { return TheTargetData; }
   TargetInfo &getTarget() const { return Target; }
   ASTContext &getContext() const { return Context; }
+  const ABIInfo &getABIInfo() const;
 
   /// ConvertType - Convert type T into a llvm::Type.  
   const llvm::Type *ConvertType(QualType T);