refactor BlockFrequencyInfo::view to take a title parameter

Summary: All a non-default title for the debugging this debugging aide

Reviewers: twoh, Kader, modocache

Reviewed By: twoh

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D56499

llvm-svn: 350749

2 files changed, 3 insertions, 3 deletions

diff --git a/llvm/include/llvm/Analysis/BlockFrequencyInfo.h b/llvm/include/llvm/Analysis/BlockFrequencyInfo.h
index ca12db6..0b26187 100644
--- a/llvm/include/llvm/Analysis/BlockFrequencyInfo.h
+++ b/llvm/include/llvm/Analysis/BlockFrequencyInfo.h
@@ -56,7 +56,7 @@ public:
 
   const Function *getFunction() const;
   const BranchProbabilityInfo *getBPI() const;
-  void view() const;
+  void view(StringRef = "BlockFrequencyDAGs") const;
 
   /// getblockFreq - Return block frequency. Return 0 if we don't have the
   /// information. Please note that initial frequency is equal to ENTRY_FREQ. It
diff --git a/llvm/lib/Analysis/BlockFrequencyInfo.cpp b/llvm/lib/Analysis/BlockFrequencyInfo.cpp
index 41c2958..ef27c36 100644
--- a/llvm/lib/Analysis/BlockFrequencyInfo.cpp
+++ b/llvm/lib/Analysis/BlockFrequencyInfo.cpp
@@ -252,8 +252,8 @@ void BlockFrequencyInfo::setBlockFreqAndScale(
 
 /// Pop up a ghostview window with the current block frequency propagation
 /// rendered using dot.
-void BlockFrequencyInfo::view() const {
-  ViewGraph(const_cast<BlockFrequencyInfo *>(this), "BlockFrequencyDAGs");
+void BlockFrequencyInfo::view(StringRef title) const {
+  ViewGraph(const_cast<BlockFrequencyInfo *>(this), title);
 }
 
 const Function *BlockFrequencyInfo::getFunction() const {