diff options
Diffstat (limited to 'contrib/llvm/lib/Target/Sparc/SparcInstrInfo.cpp')
| -rw-r--r-- | contrib/llvm/lib/Target/Sparc/SparcInstrInfo.cpp | 39 |
1 files changed, 26 insertions, 13 deletions
diff --git a/contrib/llvm/lib/Target/Sparc/SparcInstrInfo.cpp b/contrib/llvm/lib/Target/Sparc/SparcInstrInfo.cpp index 6167c53..733027a 100644 --- a/contrib/llvm/lib/Target/Sparc/SparcInstrInfo.cpp +++ b/contrib/llvm/lib/Target/Sparc/SparcInstrInfo.cpp @@ -284,7 +284,9 @@ void SparcInstrInfo::copyPhysReg(MachineBasicBlock &MBB, unsigned numSubRegs = 0; unsigned movOpc = 0; const unsigned *subRegIdx = nullptr; + bool ExtraG0 = false; + const unsigned DW_SubRegsIdx[] = { SP::sub_even, SP::sub_odd }; const unsigned DFP_FP_SubRegsIdx[] = { SP::sub_even, SP::sub_odd }; const unsigned QFP_DFP_SubRegsIdx[] = { SP::sub_even64, SP::sub_odd64 }; const unsigned QFP_FP_SubRegsIdx[] = { SP::sub_even, SP::sub_odd, @@ -294,7 +296,12 @@ void SparcInstrInfo::copyPhysReg(MachineBasicBlock &MBB, if (SP::IntRegsRegClass.contains(DestReg, SrcReg)) BuildMI(MBB, I, DL, get(SP::ORrr), DestReg).addReg(SP::G0) .addReg(SrcReg, getKillRegState(KillSrc)); - else if (SP::FPRegsRegClass.contains(DestReg, SrcReg)) + else if (SP::IntPairRegClass.contains(DestReg, SrcReg)) { + subRegIdx = DW_SubRegsIdx; + numSubRegs = 2; + movOpc = SP::ORrr; + ExtraG0 = true; + } else if (SP::FPRegsRegClass.contains(DestReg, SrcReg)) BuildMI(MBB, I, DL, get(SP::FMOVS), DestReg) .addReg(SrcReg, getKillRegState(KillSrc)); else if (SP::DFPRegsRegClass.contains(DestReg, SrcReg)) { @@ -347,7 +354,11 @@ void SparcInstrInfo::copyPhysReg(MachineBasicBlock &MBB, unsigned Src = TRI->getSubReg(SrcReg, subRegIdx[i]); assert(Dst && Src && "Bad sub-register"); - MovMI = BuildMI(MBB, I, DL, get(movOpc), Dst).addReg(Src); + MachineInstrBuilder MIB = BuildMI(MBB, I, DL, get(movOpc), Dst); + if (ExtraG0) + MIB.addReg(SP::G0); + MIB.addReg(Src); + MovMI = MIB.getInstr(); } // Add implicit super-register defs and kills to the last MovMI. MovMI->addRegisterDefined(DestReg, TRI); @@ -365,19 +376,20 @@ storeRegToStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I, MachineFunction *MF = MBB.getParent(); const MachineFrameInfo &MFI = *MF->getFrameInfo(); - MachineMemOperand *MMO = - MF->getMachineMemOperand(MachinePointerInfo::getFixedStack(FI), - MachineMemOperand::MOStore, - MFI.getObjectSize(FI), - MFI.getObjectAlignment(FI)); + MachineMemOperand *MMO = MF->getMachineMemOperand( + MachinePointerInfo::getFixedStack(*MF, FI), MachineMemOperand::MOStore, + MFI.getObjectSize(FI), MFI.getObjectAlignment(FI)); // On the order of operands here: think "[FrameIdx + 0] = SrcReg". - if (RC == &SP::I64RegsRegClass) + if (RC == &SP::I64RegsRegClass) BuildMI(MBB, I, DL, get(SP::STXri)).addFrameIndex(FI).addImm(0) .addReg(SrcReg, getKillRegState(isKill)).addMemOperand(MMO); else if (RC == &SP::IntRegsRegClass) BuildMI(MBB, I, DL, get(SP::STri)).addFrameIndex(FI).addImm(0) .addReg(SrcReg, getKillRegState(isKill)).addMemOperand(MMO); + else if (RC == &SP::IntPairRegClass) + BuildMI(MBB, I, DL, get(SP::STDri)).addFrameIndex(FI).addImm(0) + .addReg(SrcReg, getKillRegState(isKill)).addMemOperand(MMO); else if (RC == &SP::FPRegsRegClass) BuildMI(MBB, I, DL, get(SP::STFri)).addFrameIndex(FI).addImm(0) .addReg(SrcReg, getKillRegState(isKill)).addMemOperand(MMO); @@ -403,11 +415,9 @@ loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I, MachineFunction *MF = MBB.getParent(); const MachineFrameInfo &MFI = *MF->getFrameInfo(); - MachineMemOperand *MMO = - MF->getMachineMemOperand(MachinePointerInfo::getFixedStack(FI), - MachineMemOperand::MOLoad, - MFI.getObjectSize(FI), - MFI.getObjectAlignment(FI)); + MachineMemOperand *MMO = MF->getMachineMemOperand( + MachinePointerInfo::getFixedStack(*MF, FI), MachineMemOperand::MOLoad, + MFI.getObjectSize(FI), MFI.getObjectAlignment(FI)); if (RC == &SP::I64RegsRegClass) BuildMI(MBB, I, DL, get(SP::LDXri), DestReg).addFrameIndex(FI).addImm(0) @@ -415,6 +425,9 @@ loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I, else if (RC == &SP::IntRegsRegClass) BuildMI(MBB, I, DL, get(SP::LDri), DestReg).addFrameIndex(FI).addImm(0) .addMemOperand(MMO); + else if (RC == &SP::IntPairRegClass) + BuildMI(MBB, I, DL, get(SP::LDDri), DestReg).addFrameIndex(FI).addImm(0) + .addMemOperand(MMO); else if (RC == &SP::FPRegsRegClass) BuildMI(MBB, I, DL, get(SP::LDFri), DestReg).addFrameIndex(FI).addImm(0) .addMemOperand(MMO); |
