diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCVSXCopy.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCVSXCopy.cpp | 28 |
1 files changed, 13 insertions, 15 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCVSXCopy.cpp b/llvm/lib/Target/PowerPC/PPCVSXCopy.cpp index 60f1ad5585f..e4989e5687f 100644 --- a/llvm/lib/Target/PowerPC/PPCVSXCopy.cpp +++ b/llvm/lib/Target/PowerPC/PPCVSXCopy.cpp @@ -89,14 +89,12 @@ protected: bool Changed = false; MachineRegisterInfo &MRI = MBB.getParent()->getRegInfo(); - for (MachineBasicBlock::iterator I = MBB.begin(), IE = MBB.end(); - I != IE; ++I) { - MachineInstr *MI = I; - if (!MI->isFullCopy()) + for (MachineInstr &MI : MBB) { + if (!MI.isFullCopy()) continue; - MachineOperand &DstMO = MI->getOperand(0); - MachineOperand &SrcMO = MI->getOperand(1); + MachineOperand &DstMO = MI.getOperand(0); + MachineOperand &SrcMO = MI.getOperand(1); if ( IsVSReg(DstMO.getReg(), MRI) && !IsVSReg(SrcMO.getReg(), MRI)) { @@ -113,13 +111,13 @@ protected: "Unknown source for a VSX copy"); unsigned NewVReg = MRI.createVirtualRegister(SrcRC); - BuildMI(MBB, MI, MI->getDebugLoc(), + BuildMI(MBB, MI, MI.getDebugLoc(), TII->get(TargetOpcode::SUBREG_TO_REG), NewVReg) - .addImm(1) // add 1, not 0, because there is no implicit clearing - // of the high bits. - .addOperand(SrcMO) - .addImm(IsVRReg(SrcMO.getReg(), MRI) ? PPC::sub_128 : - PPC::sub_64); + .addImm(1) // add 1, not 0, because there is no implicit clearing + // of the high bits. + .addOperand(SrcMO) + .addImm(IsVRReg(SrcMO.getReg(), MRI) ? PPC::sub_128 + : PPC::sub_64); // The source of the original copy is now the new virtual register. SrcMO.setReg(NewVReg); @@ -139,9 +137,9 @@ protected: // Copy the VSX value into a new VSX register of the correct subclass. unsigned NewVReg = MRI.createVirtualRegister(DstRC); - BuildMI(MBB, MI, MI->getDebugLoc(), - TII->get(TargetOpcode::COPY), NewVReg) - .addOperand(SrcMO); + BuildMI(MBB, MI, MI.getDebugLoc(), TII->get(TargetOpcode::COPY), + NewVReg) + .addOperand(SrcMO); // Transform the original copy into a subregister extraction copy. SrcMO.setReg(NewVReg); |
