diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 66f9612e027..27226d885d7 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -1701,8 +1701,12 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain, TotalNumXMMRegs = 0; if (IsWin64) { + const TargetFrameInfo &TFI = *getTargetMachine().getFrameInfo(); + // Get to the caller-allocated home save location. Add 8 to account + // for the return address. + int HomeOffset = TFI.getOffsetOfLocalArea() + 8; FuncInfo->setRegSaveFrameIndex( - MFI->CreateFixedObject(1, NumIntRegs * 8, false)); + MFI->CreateFixedObject(1, NumIntRegs * 8 + HomeOffset, false)); FuncInfo->setVarArgsFrameIndex(FuncInfo->getRegSaveFrameIndex()); } else { // For X86-64, if there are vararg parameters that are passed via |
