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| author | Andrew Trick <atrick@apple.com> | 2012-12-01 01:22:38 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2012-12-01 01:22:38 +0000 |
| commit | e7ea8aa48a266f22f2c07003313e49174c6d9037 (patch) | |
| tree | cc0143fdaf852098e606567e575c195b7f27631f /llvm/lib/CodeGen/MachineScheduler.cpp | |
| parent | fe9d110f3a3cb7488cd74b7e2eb89b16d9ba22d3 (diff) | |
| download | bcm5719-llvm-e7ea8aa48a266f22f2c07003313e49174c6d9037.tar.gz bcm5719-llvm-e7ea8aa48a266f22f2c07003313e49174c6d9037.zip | |
misched: fix RegionBegin when DebugValues get shuffled to the top.
assert (RemainingInstrs == 0 && "Instruction count mismatch!")
rdar://12776937.
llvm-svn: 169069
Diffstat (limited to 'llvm/lib/CodeGen/MachineScheduler.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MachineScheduler.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/MachineScheduler.cpp b/llvm/lib/CodeGen/MachineScheduler.cpp index b3e38f64ff0..cc7aabda3c3 100644 --- a/llvm/lib/CodeGen/MachineScheduler.cpp +++ b/llvm/lib/CodeGen/MachineScheduler.cpp @@ -674,6 +674,8 @@ void ScheduleDAGMI::placeDebugValues() { std::pair<MachineInstr *, MachineInstr *> P = *prior(DI); MachineInstr *DbgValue = P.first; MachineBasicBlock::iterator OrigPrevMI = P.second; + if (&*RegionBegin == DbgValue) + ++RegionBegin; BB->splice(++OrigPrevMI, BB, DbgValue); if (OrigPrevMI == llvm::prior(RegionEnd)) RegionEnd = DbgValue; |
