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| author | Evan Cheng <evan.cheng@apple.com> | 2010-05-22 01:47:14 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2010-05-22 01:47:14 +0000 |
| commit | 2457f2c66184e978d4ed8fa9e2128effff26cb0b (patch) | |
| tree | 03c6a5233110f4bf94d5c13134bc803e1dbbdd3c /lib/Target/PowerPC | |
| parent | 5eb195153950bc7ebfc30649494a78b2096b5ef8 (diff) | |
| download | external_llvm-2457f2c66184e978d4ed8fa9e2128effff26cb0b.zip external_llvm-2457f2c66184e978d4ed8fa9e2128effff26cb0b.tar.gz external_llvm-2457f2c66184e978d4ed8fa9e2128effff26cb0b.tar.bz2 | |
Implement @llvm.returnaddress. rdar://8015977.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104421 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/PowerPC')
| -rw-r--r-- | lib/Target/PowerPC/PPCISelLowering.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp index 6f11953..10b516a 100644 --- a/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/lib/Target/PowerPC/PPCISelLowering.cpp @@ -5496,12 +5496,15 @@ bool PPCTargetLowering::isLegalAddressImmediate(llvm::GlobalValue* GV) const { SDValue PPCTargetLowering::LowerRETURNADDR(SDValue Op, SelectionDAG &DAG) const { + MachineFunction &MF = DAG.getMachineFunction(); + MachineFrameInfo *MFI = MF.getFrameInfo(); + MFI->setReturnAddressIsTaken(true); + DebugLoc dl = Op.getDebugLoc(); unsigned Depth = cast<ConstantSDNode>(Op.getOperand(0))->getZExtValue(); // Make sure the function does not optimize away the store of the RA to // the stack. - MachineFunction &MF = DAG.getMachineFunction(); PPCFunctionInfo *FuncInfo = MF.getInfo<PPCFunctionInfo>(); FuncInfo->setLRStoreRequired(); bool isPPC64 = PPCSubTarget.isPPC64(); |