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-rw-r--r--lib/Analysis/BranchProbabilityInfo.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/Analysis/BranchProbabilityInfo.cpp b/lib/Analysis/BranchProbabilityInfo.cpp
index 86560ca33d..15491f072c 100644
--- a/lib/Analysis/BranchProbabilityInfo.cpp
+++ b/lib/Analysis/BranchProbabilityInfo.cpp
@@ -11,6 +11,7 @@
//
//===----------------------------------------------------------------------===//
+#define DEBUG_TYPE "branch-prob"
#include "llvm/Analysis/BranchProbabilityInfo.h"
#include "llvm/ADT/PostOrderIterator.h"
#include "llvm/Analysis/LoopInfo.h"
@@ -483,6 +484,8 @@ void BranchProbabilityInfo::getAnalysisUsage(AnalysisUsage &AU) const {
}
bool BranchProbabilityInfo::runOnFunction(Function &F) {
+ DEBUG(dbgs() << "---- Branch Probability Info : " << F.getName()
+ << " ----\n\n");
LastF = &F; // Store the last function we ran on for printing.
LI = &getAnalysis<LoopInfo>();
assert(PostDominatedByUnreachable.empty());
@@ -591,6 +594,13 @@ getEdgeWeight(const BasicBlock *Src, unsigned IndexInSuccessors) const {
return DEFAULT_WEIGHT;
}
+uint32_t
+BranchProbabilityInfo::
+getEdgeWeight(const BasicBlock *Src, succ_const_iterator Dst) const {
+ size_t index = std::distance(succ_begin(Src), Dst);
+ return getEdgeWeight(Src, index);
+}
+
/// Get the raw edge weight calculated for the block pair. This returns the sum
/// of all raw edge weights from Src to Dst.
uint32_t BranchProbabilityInfo::