From 719f6a9d9cf29d7daa33cfe43a9e7fe671b24df1 Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Thu, 29 Apr 2010 20:40:36 +0000
Subject: [PATCH] Refactor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102661 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Analysis/DebugInfo.cpp                       | 11 +++++++++++
 lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp |  6 ++----
 2 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/lib/Analysis/DebugInfo.cpp b/lib/Analysis/DebugInfo.cpp
index 8ba19020b09..d33bb6042b2 100644
--- a/lib/Analysis/DebugInfo.cpp
+++ b/lib/Analysis/DebugInfo.cpp
@@ -402,6 +402,17 @@ uint64_t DIDerivedType::getOriginalTypeSize() const {
   return getSizeInBits();
 }
 
+/// isInlinedFnArgument - Return trule if this variable provides debugging
+/// information for an inlined function arguments.
+bool DIVariable::isInlinedFnArgument(const Function *CurFn) {
+  assert(CurFn && "Invalid function");
+  if (!getContext().isSubprogram())
+    return false;
+  // This variable is not inlined function argument if its scope 
+  // does not describe current function.
+  return !(DISubprogram(getContext().getNode()).describes(CurFn));
+}
+
 /// describes - Return true if this subprogram provides debugging
 /// information for the function F.
 bool DISubprogram::describes(const Function *F) {
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 3f81268c91a..791482906d8 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -3691,14 +3691,12 @@ SelectionDAGBuilder::EmitFuncArgumentDbgValue(const DbgValueInst &DI,
   if (!isa<Argument>(V))
     return false;
 
+  MachineFunction &MF = DAG.getMachineFunction();
   // Ignore inlined function arguments here.
   DIVariable DV(Variable);
-  if (DV.getContext().isSubprogram()
-      && DISubprogram(DV.getContext().getNode()).getLinkageName()
-      != cast<Argument>(V)->getParent()->getName())
+  if (DV.isInlinedFnArgument(MF.getFunction()))
     return false;
 
-  MachineFunction &MF = DAG.getMachineFunction();
   MachineBasicBlock *MBB = FuncInfo.MBBMap[DI.getParent()];
   if (MBB != &MF.front())
     return false;
-- 
2.34.1