diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/llvm/Analysis/ScalarEvolution.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/llvm/Analysis/ScalarEvolution.h b/include/llvm/Analysis/ScalarEvolution.h index a397046315..26dd4dd5fc 100644 --- a/include/llvm/Analysis/ScalarEvolution.h +++ b/include/llvm/Analysis/ScalarEvolution.h @@ -784,6 +784,13 @@ namespace llvm { /// disconnect it from a def-use chain linking it to a loop. void forgetValue(Value *V); + /// \brief Called when the client has changed the disposition of values in + /// this loop. + /// + /// We don't have a way to invalidate per-loop dispositions. Clear and + /// recompute is simpler. + void forgetLoopDispositions(const Loop *L) { LoopDispositions.clear(); } + /// GetMinTrailingZeros - Determine the minimum number of zero bits that S /// is guaranteed to end in (at every loop iteration). It is, at the same /// time, the minimum number of times S is divisible by 2. For example, |