diff options
Diffstat (limited to 'lib/Target/MSP430/MSP430RegisterInfo.cpp')
| -rw-r--r-- | lib/Target/MSP430/MSP430RegisterInfo.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/Target/MSP430/MSP430RegisterInfo.cpp b/lib/Target/MSP430/MSP430RegisterInfo.cpp index 834c9af263..53f4c2e4a8 100644 --- a/lib/Target/MSP430/MSP430RegisterInfo.cpp +++ b/lib/Target/MSP430/MSP430RegisterInfo.cpp @@ -76,7 +76,11 @@ BitVector MSP430RegisterInfo::getReservedRegs(const MachineFunction &MF) const { BitVector Reserved(getNumRegs()); const TargetFrameLowering *TFI = MF.getTarget().getFrameLowering(); - // Mark 4 special registers as reserved. + // Mark 4 special registers with subregisters as reserved. + Reserved.set(MSP430::PCB); + Reserved.set(MSP430::SPB); + Reserved.set(MSP430::SRB); + Reserved.set(MSP430::CGB); Reserved.set(MSP430::PCW); Reserved.set(MSP430::SPW); Reserved.set(MSP430::SRW); |