diff options
| -rw-r--r-- | lib/Transforms/Scalar/LoopUnroll.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/Transforms/Scalar/LoopUnroll.cpp b/lib/Transforms/Scalar/LoopUnroll.cpp index 7d551f1001..08560e1824 100644 --- a/lib/Transforms/Scalar/LoopUnroll.cpp +++ b/lib/Transforms/Scalar/LoopUnroll.cpp @@ -126,12 +126,12 @@ bool LoopUnroll::runOnLoop(Loop *L, LPPassManager &LPM) { // Find trip count unsigned TripCount = L->getSmallConstantTripCount(); unsigned Count = UnrollCount; - + // Automatically select an unroll count. if (Count == 0) { // Conservative heuristic: if we know the trip count, see if we can // completely unroll (subject to the threshold, checked below); otherwise - // try to find greatest modulo of the trip count which is still under + // try to find greatest modulo of the trip count which is still under // threshold value. if (TripCount != 0) { Count = TripCount; @@ -150,10 +150,10 @@ bool LoopUnroll::runOnLoop(Loop *L, LPPassManager &LPM) { << " because size: " << Size << ">" << UnrollThreshold << "\n"; if (UnrollAllowPartial) { // Reduce unroll count to be modulo of TripCount for partial unrolling - Count = UnrollThreshold / LoopSize; + Count = UnrollThreshold / LoopSize; while (Count != 0 && TripCount%Count != 0) { Count--; - } + } if (Count < 2) { DOUT << " could not unroll partially\n"; return false; |