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| author | Zhongxing Xu <xuzhongxing@gmail.com> | 2010-05-26 08:10:02 +0000 |
|---|---|---|
| committer | Zhongxing Xu <xuzhongxing@gmail.com> | 2010-05-26 08:10:02 +0000 |
| commit | 730a977e02fcb296507278c6615a05c7991759bc (patch) | |
| tree | 13ea4f31e5c004bebdac51a6da819df859356f06 | |
| parent | 1b30b3c9fa130473df85c4d548e5de9ccd7e459c (diff) | |
| download | bcm5719-llvm-730a977e02fcb296507278c6615a05c7991759bc.tar.gz bcm5719-llvm-730a977e02fcb296507278c6615a05c7991759bc.zip | |
SRetReturnReg was set in LowerFormalArguments(). So only assert it here.
llvm-svn: 104691
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index c0813f323cb..b02c33d3f88 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -1259,10 +1259,8 @@ X86TargetLowering::LowerReturn(SDValue Chain, MachineFunction &MF = DAG.getMachineFunction(); X86MachineFunctionInfo *FuncInfo = MF.getInfo<X86MachineFunctionInfo>(); unsigned Reg = FuncInfo->getSRetReturnReg(); - if (!Reg) { - Reg = MRI.createVirtualRegister(getRegClassFor(MVT::i64)); - FuncInfo->setSRetReturnReg(Reg); - } + assert(Reg && + "SRetReturnReg should have been set in LowerFormalArguments()."); SDValue Val = DAG.getCopyFromReg(Chain, dl, Reg, getPointerTy()); Chain = DAG.getCopyToReg(Chain, dl, X86::RAX, Val, Flag); |
