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| author | Andrew Trick <atrick@apple.com> | 2013-09-04 21:00:20 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2013-09-04 21:00:20 +0000 |
| commit | 2a749ee0b9ac2f70dd88429444aa9b3362adea75 (patch) | |
| tree | e801a2d5a15155273d84d3aaeda6f60300989b0a /llvm/lib/CodeGen/MachineScheduler.cpp | |
| parent | 856ecd9ab3f60a0c760bc423d912b4b053ba9702 (diff) | |
| download | bcm5719-llvm-2a749ee0b9ac2f70dd88429444aa9b3362adea75.tar.gz bcm5719-llvm-2a749ee0b9ac2f70dd88429444aa9b3362adea75.zip | |
Remove dead subtree limit code.
llvm-svn: 189995
Diffstat (limited to 'llvm/lib/CodeGen/MachineScheduler.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MachineScheduler.cpp | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/llvm/lib/CodeGen/MachineScheduler.cpp b/llvm/lib/CodeGen/MachineScheduler.cpp index ae504e063b1..5b35ab97d49 100644 --- a/llvm/lib/CodeGen/MachineScheduler.cpp +++ b/llvm/lib/CodeGen/MachineScheduler.cpp @@ -2818,15 +2818,6 @@ struct ILPOrder { /// \brief Schedule based on the ILP metric. class ILPScheduler : public MachineSchedStrategy { - /// In case all subtrees are eventually connected to a common root through - /// data dependence (e.g. reduction), place an upper limit on their size. - /// - /// FIXME: A subtree limit is generally good, but in the situation commented - /// above, where multiple similar subtrees feed a common root, we should - /// only split at a point where the resulting subtrees will be balanced. - /// (a motivating test case must be found). - static const unsigned SubtreeLimit = 16; - ScheduleDAGMI *DAG; ILPOrder Cmp; |
