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| author | Owen Anderson <resistor@mac.com> | 2014-09-12 21:17:55 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2014-09-12 21:17:55 +0000 |
| commit | ec4f873d349bb647c0dce9195c1e6b1fcc016f3b (patch) | |
| tree | 0e2d0f7461a4a3fd1eaca3019dd2d18a935df5e8 /llvm/lib/CodeGen | |
| parent | 359907decfb8b78dcce15424c22bae2c805a153b (diff) | |
| download | bcm5719-llvm-ec4f873d349bb647c0dce9195c1e6b1fcc016f3b.tar.gz bcm5719-llvm-ec4f873d349bb647c0dce9195c1e6b1fcc016f3b.zip | |
Remove an unnecessary restriction. MIsNeedChainEdge() should be checked even when scheduler AliasAnalysis is not
enabled. A good chunk of the MIsNeedChainEdge() is logic that is valid and should be applied even for targets
that are not using for alias analysis.
llvm-svn: 217706
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/ScheduleDAGInstrs.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/ScheduleDAGInstrs.cpp b/llvm/lib/CodeGen/ScheduleDAGInstrs.cpp index 08edf070460..2506714d3d1 100644 --- a/llvm/lib/CodeGen/ScheduleDAGInstrs.cpp +++ b/llvm/lib/CodeGen/ScheduleDAGInstrs.cpp @@ -664,7 +664,7 @@ void addChainDependency (AliasAnalysis *AA, const MachineFrameInfo *MFI, bool isNormalMemory = false) { // If this is a false dependency, // do not add the edge, but rememeber the rejected node. - if (!AA || MIsNeedChainEdge(AA, MFI, SUa->getInstr(), SUb->getInstr())) { + if (MIsNeedChainEdge(AA, MFI, SUa->getInstr(), SUb->getInstr())) { SDep Dep(SUa, isNormalMemory ? SDep::MayAliasMem : SDep::Barrier); Dep.setLatency(TrueMemOrderLatency); SUb->addPred(Dep); |
