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| -rw-r--r-- | include/llvm/Analysis/LoopInfo.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/llvm/Analysis/LoopInfo.h b/include/llvm/Analysis/LoopInfo.h index 9357d8fb6e..839b47ca29 100644 --- a/include/llvm/Analysis/LoopInfo.h +++ b/include/llvm/Analysis/LoopInfo.h @@ -121,6 +121,12 @@ public: /// BasicBlock *getLoopPreheader() const; + /// getLoopLatch - If there is a latch block for this loop, return it. A + /// latch block is the canonical backedge for a loop. A loop header in normal + /// form has two edges into it: one from a preheader and one from a latch + /// block. + BasicBlock *getLoopLatch() const; + /// getCanonicalInductionVariable - Check to see if the loop has a canonical /// induction variable: an integer recurrence that starts at 0 and increments /// by one each time through the loop. If so, return the phi node that |