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| author | Karl-Johan Karlsson <karl-johan.karlsson@ericsson.com> | 2018-07-30 08:17:00 +0000 |
|---|---|---|
| committer | Karl-Johan Karlsson <karl-johan.karlsson@ericsson.com> | 2018-07-30 08:17:00 +0000 |
| commit | e5899447b40355ad0a79db6e04f8f1d5293d8fd1 (patch) | |
| tree | ebad70817d2057e41ba1ae78f59c96ab54c08bfd | |
| parent | 5f2a3492802f69dfcb99dad75df4a50ade33493e (diff) | |
| download | bcm5719-llvm-e5899447b40355ad0a79db6e04f8f1d5293d8fd1.tar.gz bcm5719-llvm-e5899447b40355ad0a79db6e04f8f1d5293d8fd1.zip | |
[RegisterScavenger] Fix debug print
llvm-svn: 338231
| -rw-r--r-- | llvm/lib/CodeGen/RegisterScavenging.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/RegisterScavenging.cpp b/llvm/lib/CodeGen/RegisterScavenging.cpp index a878c34f9aa..3660586c135 100644 --- a/llvm/lib/CodeGen/RegisterScavenging.cpp +++ b/llvm/lib/CodeGen/RegisterScavenging.cpp @@ -594,7 +594,8 @@ unsigned RegScavenger::scavengeRegisterBackwards(const TargetRegisterClass &RC, MachineBasicBlock::iterator ReloadAfter = RestoreAfter ? std::next(MBBI) : MBBI; MachineBasicBlock::iterator ReloadBefore = std::next(ReloadAfter); - LLVM_DEBUG(dbgs() << "Reload before: " << *ReloadBefore << '\n'); + if (ReloadBefore != MBB.end()) + LLVM_DEBUG(dbgs() << "Reload before: " << *ReloadBefore << '\n'); ScavengedInfo &Scavenged = spill(Reg, RC, SPAdj, SpillBefore, ReloadBefore); Scavenged.Restore = &*std::prev(SpillBefore); LiveUnits.removeReg(Reg); |
