diff options
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Utils/LoopUnroll.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Utils/LoopUnroll.cpp b/llvm/lib/Transforms/Utils/LoopUnroll.cpp index 553a2049ae5..e551e4b47ac 100644 --- a/llvm/lib/Transforms/Utils/LoopUnroll.cpp +++ b/llvm/lib/Transforms/Utils/LoopUnroll.cpp @@ -673,6 +673,11 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, unsigned TripCount, bool Force, } } + // TODO: after peeling or unrolling, previously loop variant conditions are + // likely to fold to constants, eagerly propagating those here will require + // fewer cleanup passes to be run. Alternatively, a LoopEarlyCSE might be + // appropriate. + NumCompletelyUnrolled += CompletelyUnroll; ++NumUnrolled; |
