diff options
| author | Dan Gohman <gohman@apple.com> | 2010-03-10 19:38:49 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-03-10 19:38:49 +0000 |
| commit | a76b558616efea73f82a3ffe8a653aeb8c401fd5 (patch) | |
| tree | 5f7c42f02f48b98837c3eeba3191dbb2cd588975 /lib/Transforms/Utils/LoopUnroll.cpp | |
| parent | 213d1b8f757defd90fa86def3aa9f178e9561a71 (diff) | |
| download | external_llvm-a76b558616efea73f82a3ffe8a653aeb8c401fd5.zip external_llvm-a76b558616efea73f82a3ffe8a653aeb8c401fd5.tar.gz external_llvm-a76b558616efea73f82a3ffe8a653aeb8c401fd5.tar.bz2 | |
Add a DominatorTree argument to isLCSSA so that it doesn't have to
compute a set of reachable blocks for itself each time it is called, which
is fairly frequently.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98179 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Utils/LoopUnroll.cpp')
| -rw-r--r-- | lib/Transforms/Utils/LoopUnroll.cpp | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/lib/Transforms/Utils/LoopUnroll.cpp b/lib/Transforms/Utils/LoopUnroll.cpp index e47c86d..ac59b4d 100644 --- a/lib/Transforms/Utils/LoopUnroll.cpp +++ b/lib/Transforms/Utils/LoopUnroll.cpp @@ -105,8 +105,6 @@ static BasicBlock *FoldBlockIntoPredecessor(BasicBlock *BB, LoopInfo* LI) { /// If a LoopPassManager is passed in, and the loop is fully removed, it will be /// removed from the LoopPassManager as well. LPM can also be NULL. bool llvm::UnrollLoop(Loop *L, unsigned Count, LoopInfo* LI, LPPassManager* LPM) { - assert(L->isLCSSAForm()); - BasicBlock *Preheader = L->getLoopPreheader(); if (!Preheader) { DEBUG(dbgs() << " Can't unroll; loop preheader-insertion failed.\n"); @@ -370,9 +368,5 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, LoopInfo* LI, LPPassManager* LPM) if (CompletelyUnroll && LPM != NULL) LPM->deleteLoopFromQueue(L); - // If we didn't completely unroll the loop, it should still be in LCSSA form. - if (!CompletelyUnroll) - assert(L->isLCSSAForm()); - return true; } |