diff options
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 182e9116bfb..618290a257a 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -21105,21 +21105,26 @@ X86TargetLowering::EmitLoweredAtomicFP(MachineInstr *MI, const X86InstrInfo *TII = Subtarget->getInstrInfo(); DebugLoc DL = MI->getDebugLoc(); MachineRegisterInfo &MRI = BB->getParent()->getRegInfo(); - unsigned MSrc = MI->getOperand(0).getReg(); + MachineOperand MSrc = MI->getOperand(0); unsigned VSrc = MI->getOperand(5).getReg(); + const MachineOperand &Disp = MI->getOperand(3); + MachineOperand ZeroDisp = MachineOperand::CreateImm(0); + bool hasDisp = Disp.isGlobal() || Disp.isImm(); + if (hasDisp && MSrc.isReg()) + MSrc.setIsKill(false); MachineInstrBuilder MIM = BuildMI(*BB, MI, DL, TII->get(MOp)) - .addReg(/*Base=*/MSrc) + .addOperand(/*Base=*/MSrc) .addImm(/*Scale=*/1) .addReg(/*Index=*/0) - .addImm(0) + .addDisp(hasDisp ? Disp : ZeroDisp, /*off=*/0) .addReg(0); MachineInstr *MIO = BuildMI(*BB, (MachineInstr *)MIM, DL, TII->get(FOp), MRI.createVirtualRegister(MRI.getRegClass(VSrc))) .addReg(VSrc) - .addReg(/*Base=*/MSrc) + .addOperand(/*Base=*/MSrc) .addImm(/*Scale=*/1) .addReg(/*Index=*/0) - .addImm(/*Disp=*/0) + .addDisp(hasDisp ? Disp : ZeroDisp, /*off=*/0) .addReg(/*Segment=*/0); MIM.addReg(MIO->getOperand(0).getReg(), RegState::Kill); MI->eraseFromParent(); // The pseudo instruction is gone now. |
