diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCFrameLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCFrameLowering.cpp | 65 |
1 files changed, 32 insertions, 33 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp b/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp index c480430dd29..fd77697be2f 100644 --- a/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp +++ b/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp @@ -253,8 +253,8 @@ const PPCFrameLowering::SpillSlot *PPCFrameLowering::getCalleeSavedSpillSlots( /// contents is spilled and reloaded around the call. Without the prolog code, /// the spill instruction refers to an undefined register. This code needs /// to account for all uses of that GPR. -static void RemoveVRSaveCode(MachineInstr *MI) { - MachineBasicBlock *Entry = MI->getParent(); +static void RemoveVRSaveCode(MachineInstr &MI) { + MachineBasicBlock *Entry = MI.getParent(); MachineFunction *MF = Entry->getParent(); // We know that the MTVRSAVE instruction immediately follows MI. Remove it. @@ -293,16 +293,16 @@ static void RemoveVRSaveCode(MachineInstr *MI) { } // Finally, nuke the UPDATE_VRSAVE. - MI->eraseFromParent(); + MI.eraseFromParent(); } // HandleVRSaveUpdate - MI is the UPDATE_VRSAVE instruction introduced by the // instruction selector. Based on the vector registers that have been used, // transform this into the appropriate ORI instruction. -static void HandleVRSaveUpdate(MachineInstr *MI, const TargetInstrInfo &TII) { - MachineFunction *MF = MI->getParent()->getParent(); +static void HandleVRSaveUpdate(MachineInstr &MI, const TargetInstrInfo &TII) { + MachineFunction *MF = MI.getParent()->getParent(); const TargetRegisterInfo *TRI = MF->getSubtarget().getRegisterInfo(); - DebugLoc dl = MI->getDebugLoc(); + DebugLoc dl = MI.getDebugLoc(); const MachineRegisterInfo &MRI = MF->getRegInfo(); unsigned UsedRegMask = 0; @@ -343,44 +343,44 @@ static void HandleVRSaveUpdate(MachineInstr *MI, const TargetInstrInfo &TII) { return; } - unsigned SrcReg = MI->getOperand(1).getReg(); - unsigned DstReg = MI->getOperand(0).getReg(); + unsigned SrcReg = MI.getOperand(1).getReg(); + unsigned DstReg = MI.getOperand(0).getReg(); if ((UsedRegMask & 0xFFFF) == UsedRegMask) { if (DstReg != SrcReg) - BuildMI(*MI->getParent(), MI, dl, TII.get(PPC::ORI), DstReg) - .addReg(SrcReg) - .addImm(UsedRegMask); + BuildMI(*MI.getParent(), MI, dl, TII.get(PPC::ORI), DstReg) + .addReg(SrcReg) + .addImm(UsedRegMask); else - BuildMI(*MI->getParent(), MI, dl, TII.get(PPC::ORI), DstReg) - .addReg(SrcReg, RegState::Kill) - .addImm(UsedRegMask); + BuildMI(*MI.getParent(), MI, dl, TII.get(PPC::ORI), DstReg) + .addReg(SrcReg, RegState::Kill) + .addImm(UsedRegMask); } else if ((UsedRegMask & 0xFFFF0000) == UsedRegMask) { if (DstReg != SrcReg) - BuildMI(*MI->getParent(), MI, dl, TII.get(PPC::ORIS), DstReg) - .addReg(SrcReg) - .addImm(UsedRegMask >> 16); + BuildMI(*MI.getParent(), MI, dl, TII.get(PPC::ORIS), DstReg) + .addReg(SrcReg) + .addImm(UsedRegMask >> 16); else - BuildMI(*MI->getParent(), MI, dl, TII.get(PPC::ORIS), DstReg) - .addReg(SrcReg, RegState::Kill) - .addImm(UsedRegMask >> 16); + BuildMI(*MI.getParent(), MI, dl, TII.get(PPC::ORIS), DstReg) + .addReg(SrcReg, RegState::Kill) + .addImm(UsedRegMask >> 16); } else { if (DstReg != SrcReg) - BuildMI(*MI->getParent(), MI, dl, TII.get(PPC::ORIS), DstReg) - .addReg(SrcReg) - .addImm(UsedRegMask >> 16); + BuildMI(*MI.getParent(), MI, dl, TII.get(PPC::ORIS), DstReg) + .addReg(SrcReg) + .addImm(UsedRegMask >> 16); else - BuildMI(*MI->getParent(), MI, dl, TII.get(PPC::ORIS), DstReg) - .addReg(SrcReg, RegState::Kill) - .addImm(UsedRegMask >> 16); + BuildMI(*MI.getParent(), MI, dl, TII.get(PPC::ORIS), DstReg) + .addReg(SrcReg, RegState::Kill) + .addImm(UsedRegMask >> 16); - BuildMI(*MI->getParent(), MI, dl, TII.get(PPC::ORI), DstReg) - .addReg(DstReg, RegState::Kill) - .addImm(UsedRegMask & 0xFFFF); + BuildMI(*MI.getParent(), MI, dl, TII.get(PPC::ORI), DstReg) + .addReg(DstReg, RegState::Kill) + .addImm(UsedRegMask & 0xFFFF); } // Remove the old UPDATE_VRSAVE instruction. - MI->eraseFromParent(); + MI.eraseFromParent(); } static bool spillsCR(const MachineFunction &MF) { @@ -718,7 +718,7 @@ void PPCFrameLowering::emitPrologue(MachineFunction &MF, if (!isSVR4ABI) for (unsigned i = 0; MBBI != MBB.end(); ++i, ++MBBI) { if (MBBI->getOpcode() == PPC::UPDATE_VRSAVE) { - HandleVRSaveUpdate(MBBI, TII); + HandleVRSaveUpdate(*MBBI, TII); break; } } @@ -1827,8 +1827,7 @@ eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB, unsigned ADDInstr = is64Bit ? PPC::ADD8 : PPC::ADD4; unsigned LISInstr = is64Bit ? PPC::LIS8 : PPC::LIS; unsigned ORIInstr = is64Bit ? PPC::ORI8 : PPC::ORI; - MachineInstr *MI = I; - const DebugLoc &dl = MI->getDebugLoc(); + const DebugLoc &dl = I->getDebugLoc(); if (isInt<16>(CalleeAmt)) { BuildMI(MBB, I, dl, TII.get(ADDIInstr), StackReg) |
