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-rw-r--r--contrib/llvm/lib/CodeGen/CodePlacementOpt.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/contrib/llvm/lib/CodeGen/CodePlacementOpt.cpp b/contrib/llvm/lib/CodeGen/CodePlacementOpt.cpp
index 3ff2a04..e0e315c 100644
--- a/contrib/llvm/lib/CodeGen/CodePlacementOpt.cpp
+++ b/contrib/llvm/lib/CodeGen/CodePlacementOpt.cpp
@@ -178,6 +178,8 @@ bool CodePlacementOpt::EliminateUnconditionalJumpsToTop(MachineFunction &MF,
continue;
// Move the block.
+ DEBUG(dbgs() << "CGP: Moving blocks starting at BB#" << Pred->getNumber()
+ << " to top of loop.\n");
Changed = true;
// Move it and all the blocks that can reach it via fallthrough edges
@@ -297,6 +299,8 @@ bool CodePlacementOpt::MoveDiscontiguousLoopBlocks(MachineFunction &MF,
continue;
// Move the block.
+ DEBUG(dbgs() << "CGP: Moving blocks starting at BB#" << BB->getNumber()
+ << " to be contiguous with loop.\n");
Changed = true;
// Process this block and all loop blocks contiguous with it, to keep
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