// context.
SetupEntryBlockForSjLj(MI, MBB, DispatchBB, FI);
- // Grab constant pool and fixed stack memory operands.
MachineMemOperand *FIMMOLd =
MF->getMachineMemOperand(MachinePointerInfo::getFixedStack(FI),
MachineMemOperand::MOLoad, 4, 4);
- unsigned NewVReg1 = MRI->createVirtualRegister(TRC);
- AddDefaultPred(BuildMI(DispatchBB, dl, TII->get(ARM::t2LDRi12), NewVReg1)
- .addFrameIndex(FI)
- .addImm(4)
- .addMemOperand(FIMMOLd));
- AddDefaultPred(BuildMI(DispatchBB, dl, TII->get(ARM::t2CMPri))
- .addReg(NewVReg1)
- .addImm(LPadList.size()));
- BuildMI(DispatchBB, dl, TII->get(ARM::t2Bcc))
- .addMBB(TrapBB)
- .addImm(ARMCC::HI)
- .addReg(ARM::CPSR);
-
- unsigned NewVReg2 = MRI->createVirtualRegister(TRC);
- AddDefaultPred(BuildMI(DispContBB, dl, TII->get(ARM::t2LEApcrelJT), NewVReg2)
- .addJumpTableIndex(MJTI)
- .addImm(UId));
-
- unsigned NewVReg3 = MRI->createVirtualRegister(TRC);
- AddDefaultCC(
+ if (Subtarget->isThumb2()) {
+ unsigned NewVReg1 = MRI->createVirtualRegister(TRC);
+ AddDefaultPred(BuildMI(DispatchBB, dl, TII->get(ARM::t2LDRi12), NewVReg1)
+ .addFrameIndex(FI)
+ .addImm(4)
+ .addMemOperand(FIMMOLd));
+ AddDefaultPred(BuildMI(DispatchBB, dl, TII->get(ARM::t2CMPri))
+ .addReg(NewVReg1)
+ .addImm(LPadList.size()));
+ BuildMI(DispatchBB, dl, TII->get(ARM::t2Bcc))
+ .addMBB(TrapBB)
+ .addImm(ARMCC::HI)
+ .addReg(ARM::CPSR);
+
+ unsigned NewVReg2 = MRI->createVirtualRegister(TRC);
+ AddDefaultPred(BuildMI(DispContBB, dl, TII->get(ARM::t2LEApcrelJT),NewVReg2)
+ .addJumpTableIndex(MJTI)
+ .addImm(UId));
+
+ unsigned NewVReg3 = MRI->createVirtualRegister(TRC);
+ AddDefaultCC(
+ AddDefaultPred(
+ BuildMI(DispContBB, dl, TII->get(ARM::t2ADDrs), NewVReg3)
+ .addReg(NewVReg2, RegState::Kill)
+ .addReg(NewVReg1)
+ .addImm(ARM_AM::getSORegOpc(ARM_AM::lsl, 2))));
+
+ BuildMI(DispContBB, dl, TII->get(ARM::t2BR_JT))
+ .addReg(NewVReg3, RegState::Kill)
+ .addReg(NewVReg1)
+ .addJumpTableIndex(MJTI)
+ .addImm(UId);
+ } else if (Subtarget->isThumb()) {
+ } else {
+ unsigned NewVReg1 = MRI->createVirtualRegister(TRC);
+ AddDefaultPred(BuildMI(DispatchBB, dl, TII->get(ARM::LDRi12), NewVReg1)
+ .addFrameIndex(FI)
+ .addImm(4)
+ .addMemOperand(FIMMOLd));
+ AddDefaultPred(BuildMI(DispatchBB, dl, TII->get(ARM::CMPri))
+ .addReg(NewVReg1)
+ .addImm(LPadList.size()));
+ BuildMI(DispatchBB, dl, TII->get(ARM::Bcc))
+ .addMBB(TrapBB)
+ .addImm(ARMCC::HI)
+ .addReg(ARM::CPSR);
+
+ unsigned NewVReg2 = MRI->createVirtualRegister(TRC);
+ AddDefaultCC(
+ AddDefaultPred(BuildMI(DispContBB, dl, TII->get(ARM::MOVsi), NewVReg2)
+ .addReg(NewVReg1)
+ .addImm(ARM_AM::getSORegOpc(ARM_AM::lsl, 2))));
+ unsigned NewVReg3 = MRI->createVirtualRegister(TRC);
+ AddDefaultPred(BuildMI(DispContBB, dl, TII->get(ARM::LEApcrelJT), NewVReg3)
+ .addJumpTableIndex(MJTI)
+ .addImm(UId));
+
+ MachineMemOperand *JTMMOLd =
+ MF->getMachineMemOperand(MachinePointerInfo::getJumpTable(),
+ MachineMemOperand::MOLoad, 4, 4);
+ unsigned NewVReg4 = MRI->createVirtualRegister(TRC);
AddDefaultPred(
- BuildMI(DispContBB, dl, TII->get(ARM::t2ADDrs), NewVReg3)
+ BuildMI(DispContBB, dl, TII->get(ARM::LDRrs), NewVReg4)
.addReg(NewVReg2, RegState::Kill)
- .addReg(NewVReg1)
- .addImm(ARM_AM::getSORegOpc(ARM_AM::lsl, 2))));
+ .addReg(NewVReg3)
+ .addImm(0)
+ .addMemOperand(JTMMOLd));
- BuildMI(DispContBB, dl, TII->get(ARM::t2BR_JT))
- .addReg(NewVReg3, RegState::Kill)
- .addReg(NewVReg1)
- .addJumpTableIndex(MJTI)
- .addImm(UId);
+ BuildMI(DispContBB, dl, TII->get(ARM::BR_JTadd))
+ .addReg(NewVReg4, RegState::Kill)
+ .addReg(NewVReg3)
+ .addJumpTableIndex(MJTI)
+ .addImm(UId);
+ }
// Add the jump table entries as successors to the MBB.
for (std::vector<MachineBasicBlock*>::iterator