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-rw-r--r--lib/Target/ARM/ARMISelLowering.cpp11
-rw-r--r--lib/Target/ARM/ARMISelLowering.h6
2 files changed, 17 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index bd470eb4bb..b2af378977 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -1882,6 +1882,17 @@ ARMTargetLowering::IsEligibleForTailCallOptimization(SDValue Callee,
return true;
}
+bool
+ARMTargetLowering::CanLowerReturn(CallingConv::ID CallConv,
+ MachineFunction &MF, bool isVarArg,
+ const SmallVectorImpl<ISD::OutputArg> &Outs,
+ LLVMContext &Context) const {
+ SmallVector<CCValAssign, 16> RVLocs;
+ CCState CCInfo(CallConv, isVarArg, MF, getTargetMachine(), RVLocs, Context);
+ return CCInfo.CheckReturn(Outs, CCAssignFnForNode(CallConv, /*Return=*/true,
+ isVarArg));
+}
+
SDValue
ARMTargetLowering::LowerReturn(SDValue Chain,
CallingConv::ID CallConv, bool isVarArg,
diff --git a/lib/Target/ARM/ARMISelLowering.h b/lib/Target/ARM/ARMISelLowering.h
index 8bf803edee..9cbf866f9b 100644
--- a/lib/Target/ARM/ARMISelLowering.h
+++ b/lib/Target/ARM/ARMISelLowering.h
@@ -495,6 +495,12 @@ namespace llvm {
const SmallVectorImpl<SDValue> &OutVals,
const SmallVectorImpl<ISD::InputArg> &Ins,
SelectionDAG& DAG) const;
+
+ virtual bool CanLowerReturn(CallingConv::ID CallConv,
+ MachineFunction &MF, bool isVarArg,
+ const SmallVectorImpl<ISD::OutputArg> &Outs,
+ LLVMContext &Context) const;
+
virtual SDValue
LowerReturn(SDValue Chain,
CallingConv::ID CallConv, bool isVarArg,