[NFC] SCEVExpander: add SetCurrentDebugLocation() / getCurrentDebugLocation() wrappers

Summary:
The internal `Builder` is private, which means there is
currently no way to set the debuginfo locations for `SCEVExpander`.
This only adds the wrappers, but does not use them anywhere.

Reviewers: mkazantsev, sanjoy, gberry, jyknight, dneilson

Reviewed By: sanjoy

Subscribers: javed.absar, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D61007

llvm-svn: 370453

1 files changed, 10 insertions, 2 deletions

diff --git a/llvm/include/llvm/Analysis/ScalarEvolutionExpander.h b/llvm/include/llvm/Analysis/ScalarEvolutionExpander.h
index a519f93216b..ce98a145fe0 100644
--- a/llvm/include/llvm/Analysis/ScalarEvolutionExpander.h
+++ b/llvm/include/llvm/Analysis/ScalarEvolutionExpander.h
@@ -275,8 +275,16 @@ namespace llvm {
 
     /// Clear the current insertion point. This is useful if the instruction
     /// that had been serving as the insertion point may have been deleted.
-    void clearInsertPoint() {
-      Builder.ClearInsertionPoint();
+    void clearInsertPoint() { Builder.ClearInsertionPoint(); }
+
+    /// Set location information used by debugging information.
+    void SetCurrentDebugLocation(DebugLoc L) {
+      Builder.SetCurrentDebugLocation(std::move(L));
+    }
+
+    /// Get location information used by debugging information.
+    const DebugLoc &getCurrentDebugLocation() const {
+      return Builder.getCurrentDebugLocation();
     }
 
     /// Return true if the specified instruction was inserted by the code