diff options
Diffstat (limited to 'lib/Target/Mips/MipsSERegisterInfo.cpp')
| -rw-r--r-- | lib/Target/Mips/MipsSERegisterInfo.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/Target/Mips/MipsSERegisterInfo.cpp b/lib/Target/Mips/MipsSERegisterInfo.cpp index 132c3a1001ad4..b1e2885f5ba31 100644 --- a/lib/Target/Mips/MipsSERegisterInfo.cpp +++ b/lib/Target/Mips/MipsSERegisterInfo.cpp @@ -126,17 +126,19 @@ void MipsSERegisterInfo::eliminateFI(MachineBasicBlock::iterator II, } bool EhDataRegFI = MipsFI->isEhDataRegFI(FrameIndex); - + bool IsISRRegFI = MipsFI->isISRRegFI(FrameIndex); // The following stack frame objects are always referenced relative to $sp: // 1. Outgoing arguments. // 2. Pointer to dynamically allocated stack space. // 3. Locations for callee-saved registers. // 4. Locations for eh data registers. + // 5. Locations for ISR saved Coprocessor 0 registers 12 & 14. // Everything else is referenced relative to whatever register // getFrameRegister() returns. unsigned FrameReg; - if ((FrameIndex >= MinCSFI && FrameIndex <= MaxCSFI) || EhDataRegFI) + if ((FrameIndex >= MinCSFI && FrameIndex <= MaxCSFI) || EhDataRegFI || + IsISRRegFI) FrameReg = ABI.GetStackPtr(); else if (RegInfo->needsStackRealignment(MF)) { if (MFI->hasVarSizedObjects() && !MFI->isFixedObjectIndex(FrameIndex)) |