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| author | Evan Cheng <evan.cheng@apple.com> | 2008-02-29 17:52:15 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-02-29 17:52:15 +0000 |
| commit | 329344e006d93fe339b87dd927a987dbce84f34f (patch) | |
| tree | b4110717b2b521c7a833b8558e095bf0b605e32f /lib/CodeGen/LoopAligner.cpp | |
| parent | 5f062546748e9356b6b3dd8e653d6a6758d5253a (diff) | |
| download | external_llvm-329344e006d93fe339b87dd927a987dbce84f34f.tar.gz external_llvm-329344e006d93fe339b87dd927a987dbce84f34f.tar.bz2 external_llvm-329344e006d93fe339b87dd927a987dbce84f34f.zip | |
Fix PR2112: don't run loop aligner if target doesn't have a TargetLowering object.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47755 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/LoopAligner.cpp')
| -rw-r--r-- | lib/CodeGen/LoopAligner.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/CodeGen/LoopAligner.cpp b/lib/CodeGen/LoopAligner.cpp index a40bb50565..1888391d5e 100644 --- a/lib/CodeGen/LoopAligner.cpp +++ b/lib/CodeGen/LoopAligner.cpp @@ -24,8 +24,6 @@ using namespace llvm; namespace { class LoopAligner : public MachineFunctionPass { - const TargetLowering *TLI; - public: static char ID; LoopAligner() : MachineFunctionPass((intptr_t)&ID) {} @@ -51,7 +49,11 @@ bool LoopAligner::runOnMachineFunction(MachineFunction &MF) { if (MLI->begin() == MLI->end()) return false; // No loops. - unsigned Align = MF.getTarget().getTargetLowering()->getPrefLoopAlignment(); + const TargetLowering *TLI = MF.getTarget().getTargetLowering(); + if (!TLI) + return false; + + unsigned Align = TLI->getPrefLoopAlignment(); if (!Align) return false; // Don't care about loop alignment. |