MachineModuleInfo &MMI = DAG.getMachineFunction().getMMI();
AddLandingPadInfo(LP, MMI, MBB);
+ // If there aren't registers to copy the values into (e.g., during SjLj
+ // exceptions), then don't bother to create these DAG nodes.
+ if (TLI.getExceptionAddressRegister() == 0 &&
+ TLI.getExceptionSelectorRegister() == 0)
+ return;
+
SmallVector<EVT, 2> ValueVTs;
ComputeValueVTs(TLI, LP.getType(), ValueVTs);
setOperationAction(ISD::VAEND, MVT::Other, Expand);
setOperationAction(ISD::STACKSAVE, MVT::Other, Expand);
setOperationAction(ISD::STACKRESTORE, MVT::Other, Expand);
- setOperationAction(ISD::EHSELECTION, MVT::i32, Expand);
- setOperationAction(ISD::EXCEPTIONADDR, MVT::i32, Expand);
- setExceptionPointerRegister(ARM::R0);
- setExceptionSelectorRegister(ARM::R1);
+
+ if (!Subtarget->isTargetDarwin()) {
+ // Non-Darwin platforms may return values in these registers via the
+ // personality function.
+ setOperationAction(ISD::EHSELECTION, MVT::i32, Expand);
+ setOperationAction(ISD::EXCEPTIONADDR, MVT::i32, Expand);
+ setExceptionPointerRegister(ARM::R0);
+ setExceptionSelectorRegister(ARM::R1);
+ }
setOperationAction(ISD::DYNAMIC_STACKALLOC, MVT::i32, Expand);
// ARMv6 Thumb1 (except for CPUs that support dmb / dsb) and earlier use