diff options
Diffstat (limited to 'llvm/lib/CodeGen/MachineSink.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MachineSink.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/MachineSink.cpp b/llvm/lib/CodeGen/MachineSink.cpp index 48f5a21..83d7750 100644 --- a/llvm/lib/CodeGen/MachineSink.cpp +++ b/llvm/lib/CodeGen/MachineSink.cpp @@ -506,7 +506,7 @@ bool MachineSinking::PerformSinkAndFold(MachineInstr &MI, MRI->clearKillFlags(UsedRegB); for (auto &[SinkDst, MaybeAM] : SinkInto) { - [[maybe_unused]] MachineInstr *New = nullptr; + MachineInstr *New = nullptr; LLVM_DEBUG(dbgs() << "Sinking copy of"; MI.dump(); dbgs() << "into"; SinkDst->dump()); if (SinkDst->isCopy()) { @@ -525,6 +525,8 @@ bool MachineSinking::PerformSinkAndFold(MachineInstr &MI, Register DstReg = SinkDst->getOperand(0).getReg(); TII->reMaterialize(*SinkDst->getParent(), InsertPt, DstReg, 0, MI, *TRI); New = &*std::prev(InsertPt); + if (!New->getDebugLoc()) + New->setDebugLoc(SinkDst->getDebugLoc()); } else { // Fold instruction into the addressing mode of a memory instruction. New = TII->emitLdStWithAddr(*SinkDst, MaybeAM); |