diff options
Diffstat (limited to 'llvm/lib/CodeGen/MachineInstrBundle.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MachineInstrBundle.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/MachineInstrBundle.cpp b/llvm/lib/CodeGen/MachineInstrBundle.cpp index f4c1a8b..fa654f2 100644 --- a/llvm/lib/CodeGen/MachineInstrBundle.cpp +++ b/llvm/lib/CodeGen/MachineInstrBundle.cpp @@ -143,6 +143,7 @@ void llvm::finalizeBundle(MachineBasicBlock &MBB, SmallSet<Register, 8> KilledUseSet; SmallSet<Register, 8> UndefUseSet; SmallVector<std::pair<Register, Register>> TiedOperands; + SmallVector<MachineInstr *> MemMIs; for (auto MII = FirstMI; MII != LastMI; ++MII) { // Debug instructions have no effects to track. if (MII->isDebugInstr()) @@ -206,6 +207,9 @@ void llvm::finalizeBundle(MachineBasicBlock &MBB, MIB.setMIFlag(MachineInstr::FrameSetup); if (MII->getFlag(MachineInstr::FrameDestroy)) MIB.setMIFlag(MachineInstr::FrameDestroy); + + if (MII->mayLoadOrStore()) + MemMIs.push_back(&*MII); } for (Register Reg : LocalDefs) { @@ -231,6 +235,8 @@ void llvm::finalizeBundle(MachineBasicBlock &MBB, assert(UseIdx < ExternUses.size()); MIB->tieOperands(DefIdx, LocalDefs.size() + UseIdx); } + + MIB->cloneMergedMemRefs(MF, MemMIs); } /// finalizeBundle - Same functionality as the previous finalizeBundle except |