[BUG][REFACTOR]

1) Fix for printing debug locations for absolute paths.
2) Location printing is moved into public method DebugLoc::print() to avoid re-inventing the wheel.

Differential Revision: http://reviews.llvm.org/D3513

llvm-svn: 208177

1 files changed, 22 insertions, 0 deletions

diff --git a/llvm/lib/IR/DebugLoc.cpp b/llvm/lib/IR/DebugLoc.cpp
index 77faa7cc66b..43360d38662 100644
--- a/llvm/lib/IR/DebugLoc.cpp
+++ b/llvm/lib/IR/DebugLoc.cpp
@@ -167,6 +167,28 @@ void DebugLoc::dump(const LLVMContext &Ctx) const {
 #endif
 }
 
+void DebugLoc::print(const LLVMContext &Ctx, raw_ostream &OS) const {
+  if (!isUnknown()) {
+    // Print source line info.
+    DIScope Scope(getScope(Ctx));
+    assert((!Scope || Scope.isScope()) &&
+           "Scope of a DebugLoc should be null or a DIScope.");
+    if (Scope)
+      OS << Scope.getFilename();
+    else
+      OS << "<unknown>";
+    OS << ':' << getLine();
+    if (getCol() != 0)
+      OS << ':' << getCol();
+    DebugLoc InlinedAtDL = DebugLoc::getFromDILocation(getInlinedAt(Ctx));
+    if (!InlinedAtDL.isUnknown()) {
+      OS << " @[ ";
+      InlinedAtDL.print(Ctx, OS);
+      OS << " ]";
+    }
+  }
+}
+
 //===----------------------------------------------------------------------===//
 // DenseMap specialization
 //===----------------------------------------------------------------------===//