diff options
Diffstat (limited to 'llvm/lib/Target/ARM/ARMBranchTargets.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMBranchTargets.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/ARMBranchTargets.cpp b/llvm/lib/Target/ARM/ARMBranchTargets.cpp index 1091c1f970fa..8ba3e627c039 100644 --- a/llvm/lib/Target/ARM/ARMBranchTargets.cpp +++ b/llvm/lib/Target/ARM/ARMBranchTargets.cpp @@ -108,6 +108,7 @@ void ARMBranchTargets::addBTI(const ARMInstrInfo &TII, MachineBasicBlock &MBB, bool IsFirstBB) { // Which instruction to insert: BTI or PACBTI unsigned OpCode = ARM::t2BTI; + unsigned MIFlags = 0; // Skip meta instructions, including EH labels auto MBBI = llvm::find_if_not(MBB.instrs(), [](const MachineInstr &MI) { @@ -121,6 +122,7 @@ void ARMBranchTargets::addBTI(const ARMInstrInfo &TII, MachineBasicBlock &MBB, LLVM_DEBUG(dbgs() << "Removing a 'PAC' instr from BB '" << MBB.getName() << "' to replace with PACBTI\n"); OpCode = ARM::t2PACBTI; + MIFlags = MachineInstr::FrameSetup; auto NextMBBI = std::next(MBBI); MBBI->eraseFromParent(); MBBI = NextMBBI; @@ -131,5 +133,6 @@ void ARMBranchTargets::addBTI(const ARMInstrInfo &TII, MachineBasicBlock &MBB, << (OpCode == ARM::t2BTI ? "BTI" : "PACBTI") << "' instr into BB '" << MBB.getName() << "'\n"); // Finally, insert a new instruction (either PAC or PACBTI) - BuildMI(MBB, MBBI, MBB.findDebugLoc(MBBI), TII.get(OpCode)); + BuildMI(MBB, MBBI, MBB.findDebugLoc(MBBI), TII.get(OpCode)) + .setMIFlags(MIFlags); } |