tighten up eh.setjmp sequence a bit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95603 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index 3e42be3..614e684 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -1440,7 +1440,8 @@
}
SDValue
-ARMTargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op, SelectionDAG &DAG) {
+ARMTargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op, SelectionDAG &DAG,
+ const ARMSubtarget *Subtarget) {
unsigned IntNo = cast<ConstantSDNode>(Op.getOperand(0))->getZExtValue();
DebugLoc dl = Op.getDebugLoc();
switch (IntNo) {
@@ -1476,7 +1477,11 @@
return Result;
}
case Intrinsic::eh_sjlj_setjmp:
- return DAG.getNode(ARMISD::EH_SJLJ_SETJMP, dl, MVT::i32, Op.getOperand(1));
+ SDValue Val = Subtarget->isThumb() ?
+ DAG.getCopyFromReg(DAG.getEntryNode(), dl, ARM::SP, MVT::i32) :
+ DAG.getConstant(0, MVT::i32);
+ return DAG.getNode(ARMISD::EH_SJLJ_SETJMP, dl, MVT::i32, Op.getOperand(1),
+ Val);
}
}
@@ -3025,7 +3030,8 @@
case ISD::RETURNADDR: break;
case ISD::FRAMEADDR: return LowerFRAMEADDR(Op, DAG);
case ISD::GLOBAL_OFFSET_TABLE: return LowerGLOBAL_OFFSET_TABLE(Op, DAG);
- case ISD::INTRINSIC_WO_CHAIN: return LowerINTRINSIC_WO_CHAIN(Op, DAG);
+ case ISD::INTRINSIC_WO_CHAIN: return LowerINTRINSIC_WO_CHAIN(Op, DAG,
+ Subtarget);
case ISD::BIT_CONVERT: return ExpandBIT_CONVERT(Op.getNode(), DAG);
case ISD::SHL:
case ISD::SRL: