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| 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 | e5487fce5d85325403b87c13caee443369e6d9e8 (patch) | |
| tree | 36e863c53df44452dfebb3923aaff4814b4289ba /lib/Target | |
| parent | 90790c3217c6be295004623590273529e04fe72a (diff) | |
| download | llvm-e5487fce5d85325403b87c13caee443369e6d9e8.tar.gz llvm-e5487fce5d85325403b87c13caee443369e6d9e8.tar.bz2 llvm-e5487fce5d85325403b87c13caee443369e6d9e8.tar.xz | |
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.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200288 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target')
| -rw-r--r-- | lib/Target/PowerPC/PPCInstrInfo.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/Target/PowerPC/PPCInstrInfo.cpp b/lib/Target/PowerPC/PPCInstrInfo.cpp index 8c01629fc9..9e491fa19c 100644 --- a/lib/Target/PowerPC/PPCInstrInfo.cpp +++ b/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)) { |