diff options
Diffstat (limited to 'gnu/llvm/lib/Target/Mips/MipsFrameLowering.cpp')
| -rw-r--r-- | gnu/llvm/lib/Target/Mips/MipsFrameLowering.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gnu/llvm/lib/Target/Mips/MipsFrameLowering.cpp b/gnu/llvm/lib/Target/Mips/MipsFrameLowering.cpp index 27a85970da6..54cac00577f 100644 --- a/gnu/llvm/lib/Target/Mips/MipsFrameLowering.cpp +++ b/gnu/llvm/lib/Target/Mips/MipsFrameLowering.cpp @@ -15,6 +15,7 @@ #include "MCTargetDesc/MipsBaseInfo.h" #include "MipsInstrInfo.h" #include "MipsMachineFunction.h" +#include "MipsReturnProtectorLowering.h" #include "MipsTargetMachine.h" #include "llvm/CodeGen/MachineFrameInfo.h" #include "llvm/CodeGen/MachineFunction.h" @@ -123,6 +124,10 @@ uint64_t MipsFrameLowering::estimateStackSize(const MachineFunction &MF) const { if (MFI.getObjectOffset(I) > 0) Size += MFI.getObjectSize(I); + // Account for saving return protector register + if (MFI.getReturnProtectorNeeded()) + Size += TRI.getSpillSize(*TRI.getMinimalPhysRegClass(Mips::T9_64)); + // Conservatively assume all callee-saved registers will be saved. for (const MCPhysReg *R = TRI.getCalleeSavedRegs(&MF); *R; ++R) { unsigned RegSize = TRI.getSpillSize(*TRI.getMinimalPhysRegClass(*R)); @@ -150,3 +155,7 @@ eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB, return MBB.erase(I); } + +const ReturnProtectorLowering *MipsFrameLowering::getReturnProtector() const { + return &RPL; +} |