SelectionDAG: Use specialized metadata nodes in EmitFuncArgumentDbgValue(), NFC

Use `MDLocalVariable` and `MDExpression` directly for the arguments of
`EmitFuncArgumentDbgValue()` to simplify a follow-up patch.

llvm-svn: 234026

1 files changed, 3 insertions, 3 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
index 30240d8d864..d864a5f63bf 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
@@ -823,9 +823,9 @@ private:
   /// EmitFuncArgumentDbgValue - If V is an function argument then create
   /// corresponding DBG_VALUE machine instruction for it now. At the end of
   /// instruction selection, they will be inserted to the entry BB.
-  bool EmitFuncArgumentDbgValue(const Value *V, MDNode *Variable, MDNode *Expr,
-                                int64_t Offset, bool IsIndirect,
-                                const SDValue &N);
+  bool EmitFuncArgumentDbgValue(const Value *V, MDLocalVariable *Variable,
+                                MDExpression *Expr, int64_t Offset,
+                                bool IsIndirect, const SDValue &N);
 
   /// Return the next block after MBB, or nullptr if there is none.
   MachineBasicBlock *NextBlock(MachineBasicBlock *MBB);