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| author | Andrew Trick <atrick@apple.com> | 2012-11-13 22:15:40 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2012-11-13 22:15:40 +0000 |
| commit | 3106aa125eb2756083e950362b6769b87cb3430a (patch) | |
| tree | 1bd76b941a3616c880ad35924ce45cc874de73c5 | |
| parent | 4de5872dede6e3dd80f7ab3df5df4fe0e33e3b2e (diff) | |
| download | external_llvm-3106aa125eb2756083e950362b6769b87cb3430a.zip external_llvm-3106aa125eb2756083e950362b6769b87cb3430a.tar.gz external_llvm-3106aa125eb2756083e950362b6769b87cb3430a.tar.bz2 | |
The MachineScheduler does not currently require JoinSplitEdges.
This option will eventually either be enabled unconditionally or
replaced by a more general live range splitting optimization.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167879 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/CodeGen/RegisterCoalescer.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/CodeGen/RegisterCoalescer.cpp b/lib/CodeGen/RegisterCoalescer.cpp index 5ec0aec..b7839d6 100644 --- a/lib/CodeGen/RegisterCoalescer.cpp +++ b/lib/CodeGen/RegisterCoalescer.cpp @@ -2116,10 +2116,10 @@ bool RegisterCoalescer::runOnMachineFunction(MachineFunction &fn) { else JoinGlobalCopies = (EnableGlobalCopies == cl::BOU_TRUE); - if (EnableJoinSplits == cl::BOU_UNSET) - JoinSplitEdges = ST.enableMachineScheduler(); - else - JoinSplitEdges = (EnableJoinSplits == cl::BOU_TRUE); + // The MachineScheduler does not currently require JoinSplitEdges. This will + // either be enabled unconditionally or replaced by a more general live range + // splitting optimization. + JoinSplitEdges = EnableJoinSplits; DEBUG(dbgs() << "********** SIMPLE REGISTER COALESCING **********\n" << "********** Function: " << MF->getName() << '\n'); |