From e54a5e88a57a78b1e24430f27bdf0a8f7f0e8e23 Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Mon, 23 Nov 2009 19:11:20 +0000
Subject: [PATCH] Add CreateLocation varinat that accepts MDNode (with a
 default value).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89689 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Analysis/DebugInfo.h |  4 ++++
 lib/Analysis/DebugInfo.cpp        | 11 +++++++++++
 2 files changed, 15 insertions(+)

diff --git a/include/llvm/Analysis/DebugInfo.h b/include/llvm/Analysis/DebugInfo.h
index 3c40d65a485..aa99a133f2a 100644
--- a/include/llvm/Analysis/DebugInfo.h
+++ b/include/llvm/Analysis/DebugInfo.h
@@ -598,6 +598,10 @@ namespace llvm {
     DILocation CreateLocation(unsigned LineNo, unsigned ColumnNo,
                               DIScope S, DILocation OrigLoc);
 
+    /// CreateLocation - Creates a debug info location.
+    DILocation CreateLocation(unsigned LineNo, unsigned ColumnNo,
+                              DIScope S, MDNode *OrigLoc = 0);
+
     /// InsertDeclare - Insert a new llvm.dbg.declare intrinsic call.
     Instruction *InsertDeclare(llvm::Value *Storage, DIVariable D,
                                BasicBlock *InsertAtEnd);
diff --git a/lib/Analysis/DebugInfo.cpp b/lib/Analysis/DebugInfo.cpp
index 8f62245296f..1a079b950a1 100644
--- a/lib/Analysis/DebugInfo.cpp
+++ b/lib/Analysis/DebugInfo.cpp
@@ -976,6 +976,17 @@ DILocation DIFactory::CreateLocation(unsigned LineNo, unsigned ColumnNo,
   return DILocation(MDNode::get(VMContext, &Elts[0], 4));
 }
 
+/// CreateLocation - Creates a debug info location.
+DILocation DIFactory::CreateLocation(unsigned LineNo, unsigned ColumnNo,
+                                     DIScope S, MDNode *OrigLoc) {
+ Value *Elts[] = {
+    ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
+    ConstantInt::get(Type::getInt32Ty(VMContext), ColumnNo),
+    S.getNode(),
+    OrigLoc
+  };
+  return DILocation(MDNode::get(VMContext, &Elts[0], 4));
+}
 
 //===----------------------------------------------------------------------===//
 // DIFactory: Routines for inserting code into a function