diff options
| author | Hal Finkel <hfinkel@anl.gov> | 2014-01-28 05:32:58 +0000 |
|---|---|---|
| committer | Hal Finkel <hfinkel@anl.gov> | 2014-01-28 05:32:58 +0000 |
| commit | 4e703bcecd76359ba842578043c185d420fea3b7 (patch) | |
| tree | 0934c49666c5a11a9aa9a9e851c86dfb5a82f752 /llvm/lib/Target/PowerPC/PPCInstrInfo.cpp | |
| parent | 74169dcf4540f361a1312d93cfaa29fd0b4929e0 (diff) | |
| download | bcm5719-llvm-4e703bcecd76359ba842578043c185d420fea3b7.tar.gz bcm5719-llvm-4e703bcecd76359ba842578043c185d420fea3b7.zip | |
Handle spilling the PPC GPRC_NOR0 register class
GPRC_NOR0 is not a subclass of GPRC (because it also contains the ZERO pseudo
register). As a result, we also need to check for it in the spilling code.
llvm-svn: 200288
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCInstrInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCInstrInfo.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp b/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp index 8c01629fc9d..9e491fa19c2 100644 --- a/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp +++ b/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp @@ -639,12 +639,14 @@ PPCInstrInfo::StoreRegToStackSlot(MachineFunction &MF, // update isStoreToStackSlot. DebugLoc DL; - if (PPC::GPRCRegClass.hasSubClassEq(RC)) { + if (PPC::GPRCRegClass.hasSubClassEq(RC) || + PPC::GPRC_NOR0RegClass.hasSubClassEq(RC)) { NewMIs.push_back(addFrameReference(BuildMI(MF, DL, get(PPC::STW)) .addReg(SrcReg, getKillRegState(isKill)), FrameIdx)); - } else if (PPC::G8RCRegClass.hasSubClassEq(RC)) { + } else if (PPC::G8RCRegClass.hasSubClassEq(RC) || + PPC::G8RC_NOX0RegClass.hasSubClassEq(RC)) { NewMIs.push_back(addFrameReference(BuildMI(MF, DL, get(PPC::STD)) .addReg(SrcReg, getKillRegState(isKill)), @@ -764,10 +766,12 @@ PPCInstrInfo::LoadRegFromStackSlot(MachineFunction &MF, DebugLoc DL, // Note: If additional load instructions are added here, // update isLoadFromStackSlot. - if (PPC::GPRCRegClass.hasSubClassEq(RC)) { + if (PPC::GPRCRegClass.hasSubClassEq(RC) || + PPC::GPRC_NOR0RegClass.hasSubClassEq(RC)) { NewMIs.push_back(addFrameReference(BuildMI(MF, DL, get(PPC::LWZ), DestReg), FrameIdx)); - } else if (PPC::G8RCRegClass.hasSubClassEq(RC)) { + } else if (PPC::G8RCRegClass.hasSubClassEq(RC) || + PPC::G8RC_NOX0RegClass.hasSubClassEq(RC)) { NewMIs.push_back(addFrameReference(BuildMI(MF, DL, get(PPC::LD), DestReg), FrameIdx)); } else if (PPC::F8RCRegClass.hasSubClassEq(RC)) { |
