From 28c111ec8a8eb00716144933c4c6b2df96a10603 Mon Sep 17 00:00:00 2001 From: Richard Sandiford Date: Thu, 6 Mar 2014 11:00:15 +0000 Subject: [SystemZ] Use "for (auto" a bit Just the simple cases for now. There were a few knock-on changes of MachineBasicBlock *s to MachineBasicBlock &s. No functional change intended. llvm-svn: 203105 --- llvm/lib/Target/SystemZ/SystemZFrameLowering.cpp | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) (limited to 'llvm/lib/Target/SystemZ/SystemZFrameLowering.cpp') diff --git a/llvm/lib/Target/SystemZ/SystemZFrameLowering.cpp b/llvm/lib/Target/SystemZ/SystemZFrameLowering.cpp index 5f1c1a747ef..e4b9b766c4c 100644 --- a/llvm/lib/Target/SystemZ/SystemZFrameLowering.cpp +++ b/llvm/lib/Target/SystemZ/SystemZFrameLowering.cpp @@ -336,9 +336,8 @@ void SystemZFrameLowering::emitPrologue(MachineFunction &MF) const { MCSymbol *GPRSaveLabel = MMI.getContext().CreateTempSymbol(); BuildMI(MBB, MBBI, DL, ZII->get(TargetOpcode::PROLOG_LABEL)).addSym(GPRSaveLabel); - for (std::vector::const_iterator - I = CSI.begin(), E = CSI.end(); I != E; ++I) { - unsigned Reg = I->getReg(); + for (auto &Save : CSI) { + unsigned Reg = Save.getReg(); if (SystemZ::GR64BitRegClass.contains(Reg)) { int64_t Offset = SPOffsetFromCFA + RegSpillOffsets[Reg]; MMI.addFrameInst(MCCFIInstruction::createOffset( @@ -378,16 +377,14 @@ void SystemZFrameLowering::emitPrologue(MachineFunction &MF) const { // Mark the FramePtr as live at the beginning of every block except // the entry block. (We'll have marked R11 as live on entry when // saving the GPRs.) - for (MachineFunction::iterator I = std::next(MF.begin()), E = MF.end(); - I != E; ++I) + for (auto I = std::next(MF.begin()), E = MF.end(); I != E; ++I) I->addLiveIn(SystemZ::R11D); } // Skip over the FPR saves. MCSymbol *FPRSaveLabel = 0; - for (std::vector::const_iterator - I = CSI.begin(), E = CSI.end(); I != E; ++I) { - unsigned Reg = I->getReg(); + for (auto &Save : CSI) { + unsigned Reg = Save.getReg(); if (SystemZ::FP64BitRegClass.contains(Reg)) { if (MBBI != MBB.end() && (MBBI->getOpcode() == SystemZ::STD || @@ -399,10 +396,10 @@ void SystemZFrameLowering::emitPrologue(MachineFunction &MF) const { // Add CFI for the this save. if (!FPRSaveLabel) FPRSaveLabel = MMI.getContext().CreateTempSymbol(); - unsigned Reg = MRI->getDwarfRegNum(I->getReg(), true); - int64_t Offset = getFrameIndexOffset(MF, I->getFrameIdx()); + unsigned DwarfReg = MRI->getDwarfRegNum(Reg, true); + int64_t Offset = getFrameIndexOffset(MF, Save.getFrameIdx()); MMI.addFrameInst(MCCFIInstruction::createOffset( - FPRSaveLabel, Reg, SPOffsetFromCFA + Offset)); + FPRSaveLabel, DwarfReg, SPOffsetFromCFA + Offset)); } } // Complete the CFI for the FPR saves, modelling them as taking effect -- cgit v1.2.3