Profile: set branch weight metadata with data generated from profiling.

This patch implements ProfileDataLoader which loads profile data generated by
-insert-edge-profiling and updates branch weight metadata accordingly.

Patch by Alastair Murray.

llvm-svn: 162799

1 files changed, 1 insertions, 0 deletions

diff --git a/llvm/lib/Analysis/Analysis.cpp b/llvm/lib/Analysis/Analysis.cpp
index 0ba6af93b51..87a75fd3b11 100644
--- a/llvm/lib/Analysis/Analysis.cpp
+++ b/llvm/lib/Analysis/Analysis.cpp
@@ -61,6 +61,7 @@ void llvm::initializeAnalysis(PassRegistry &Registry) {
   initializePathProfileLoaderPassPass(Registry);
   initializeProfileVerifierPassPass(Registry);
   initializePathProfileVerifierPass(Registry);
+  initializeProfileMetadataLoaderPassPass(Registry);
   initializeRegionInfoPass(Registry);
   initializeRegionViewerPass(Registry);
   initializeRegionPrinterPass(Registry);