IRGen: Move the auxiliary data structures tracking AST -> LLVM mappings out of CodeGenTypes, to per-record CGRecordLayout structures.

 - I did a cursory check that this was perf neutral, FWIW.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@99978 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 2 deletions

diff --git a/lib/CodeGen/CGExprConstant.cpp b/lib/CodeGen/CGExprConstant.cpp
index c86c6aa2d6..172a77d78e 100644
--- a/lib/CodeGen/CGExprConstant.cpp
+++ b/lib/CodeGen/CGExprConstant.cpp
@@ -1012,7 +1012,9 @@ llvm::Constant *CodeGenModule::EmitNullConstant(QualType T) {
          E = RD->field_end(); I != E; ++I) {
       const FieldDecl *FD = *I;
       
-      unsigned FieldNo = getTypes().getLLVMFieldNo(FD);
+      const CGRecordLayout &RL =
+        getTypes().getCGRecordLayout(FD->getParent());
+      unsigned FieldNo = RL.getLLVMFieldNo(FD);
       Elements[FieldNo] = EmitNullConstant(FD->getType());
     }
     
@@ -1048,7 +1050,9 @@ CodeGenModule::EmitPointerToDataMember(const FieldDecl *FD) {
   const llvm::StructType *ClassLTy =
     cast<llvm::StructType>(getTypes().ConvertType(ClassType));
 
-  unsigned FieldNo = getTypes().getLLVMFieldNo(FD);
+  const CGRecordLayout &RL =
+    getTypes().getCGRecordLayout(FD->getParent());
+  unsigned FieldNo = RL.getLLVMFieldNo(FD);
   uint64_t Offset = 
     getTargetData().getStructLayout(ClassLTy)->getElementOffset(FieldNo);