diff options
| author | Devang Patel <dpatel@apple.com> | 2008-12-08 17:02:37 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2008-12-08 17:02:37 +0000 |
| commit | 6d9896f153359785299651bcffd363fdefd67a4c (patch) | |
| tree | 312cf90ec40df42fd17af83c64279d789f95154f | |
| parent | 174f938bd042a19d1a840eef6ed162fc938e2fd9 (diff) | |
Undo previous patch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60701 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Transforms/Scalar/LoopUnswitch.cpp | 4 | ||||
| -rw-r--r-- | test/Transforms/LoopUnswitch/2008-11-03-Invariant.ll | 2 |
2 files changed, 2 insertions, 4 deletions
diff --git a/lib/Transforms/Scalar/LoopUnswitch.cpp b/lib/Transforms/Scalar/LoopUnswitch.cpp index 2bf194dbb7..97aa475a67 100644 --- a/lib/Transforms/Scalar/LoopUnswitch.cpp +++ b/lib/Transforms/Scalar/LoopUnswitch.cpp @@ -168,9 +168,7 @@ static Value *FindLIVLoopCondition(Value *Cond, Loop *L, bool &Changed) { // TODO: Handle: br (VARIANT|INVARIANT). // TODO: Hoist simple expressions out of loops. - if (Instruction *I = dyn_cast<Instruction>(Cond)) - if (!L->contains(I->getParent())) - return 0; + if (L->isLoopInvariant(Cond)) return Cond; if (BinaryOperator *BO = dyn_cast<BinaryOperator>(Cond)) if (BO->getOpcode() == Instruction::And || diff --git a/test/Transforms/LoopUnswitch/2008-11-03-Invariant.ll b/test/Transforms/LoopUnswitch/2008-11-03-Invariant.ll index 430ada4e8c..3bc57265ce 100644 --- a/test/Transforms/LoopUnswitch/2008-11-03-Invariant.ll +++ b/test/Transforms/LoopUnswitch/2008-11-03-Invariant.ll @@ -1,4 +1,4 @@ -; RUN: llvm-as < %s | opt -loop-unswitch -stats | not grep loop-unswitch +; RUN: llvm-as < %s | opt -loop-unswitch -verify -disable-output define void @test_fc_while_continue_or(float %x, float %y, float* %result) nounwind { |