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| 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 | 1c469d36b0ed2972addd55f5ca3ea33207f151c0 (patch) | |
| tree | c543762d0e9405e3de12a0eedac8468ef3191255 | |
| parent | 1042ff345adc802065327b37d75335a3cc1f2493 (diff) | |
| download | bcm5719-llvm-1c469d36b0ed2972addd55f5ca3ea33207f151c0.tar.gz bcm5719-llvm-1c469d36b0ed2972addd55f5ca3ea33207f151c0.zip | |
Undo previous patch.
llvm-svn: 60701
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopUnswitch.cpp | 4 | ||||
| -rw-r--r-- | llvm/test/Transforms/LoopUnswitch/2008-11-03-Invariant.ll | 2 |
2 files changed, 2 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp index 2bf194dbb73..97aa475a67f 100644 --- a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp +++ b/llvm/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/llvm/test/Transforms/LoopUnswitch/2008-11-03-Invariant.ll b/llvm/test/Transforms/LoopUnswitch/2008-11-03-Invariant.ll index 430ada4e8c1..3bc57265ce7 100644 --- a/llvm/test/Transforms/LoopUnswitch/2008-11-03-Invariant.ll +++ b/llvm/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 { |
