Implement @llvm.returnaddress. rdar://8015977.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104421 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 87d1670..c0813f3 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -6981,6 +6981,9 @@
SDValue X86TargetLowering::LowerRETURNADDR(SDValue Op,
SelectionDAG &DAG) const {
+ MachineFrameInfo *MFI = DAG.getMachineFunction().getFrameInfo();
+ MFI->setReturnAddressIsTaken(true);
+
unsigned Depth = cast<ConstantSDNode>(Op.getOperand(0))->getZExtValue();
DebugLoc dl = Op.getDebugLoc();
@@ -7004,6 +7007,7 @@
SDValue X86TargetLowering::LowerFRAMEADDR(SDValue Op, SelectionDAG &DAG) const {
MachineFrameInfo *MFI = DAG.getMachineFunction().getFrameInfo();
MFI->setFrameAddressIsTaken(true);
+
EVT VT = Op.getValueType();
DebugLoc dl = Op.getDebugLoc(); // FIXME probably not meaningful
unsigned Depth = cast<ConstantSDNode>(Op.getOperand(0))->getZExtValue();