diff options
Diffstat (limited to 'contrib/llvm/lib/Target/CellSPU/SPUFrameLowering.cpp')
| -rw-r--r-- | contrib/llvm/lib/Target/CellSPU/SPUFrameLowering.cpp | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/contrib/llvm/lib/Target/CellSPU/SPUFrameLowering.cpp b/contrib/llvm/lib/Target/CellSPU/SPUFrameLowering.cpp index a3e7e73..093f99f 100644 --- a/contrib/llvm/lib/Target/CellSPU/SPUFrameLowering.cpp +++ b/contrib/llvm/lib/Target/CellSPU/SPUFrameLowering.cpp @@ -181,18 +181,6 @@ void SPUFrameLowering::emitPrologue(MachineFunction &MF) const { MachineLocation FPSrc(MachineLocation::VirtualFP); Moves.push_back(MachineMove(ReadyLabel, FPDst, FPSrc)); } - } else { - // This is a leaf function -- insert a branch hint iff there are - // sufficient number instructions in the basic block. Note that - // this is just a best guess based on the basic block's size. - if (MBB.size() >= (unsigned) SPUFrameLowering::branchHintPenalty()) { - MachineBasicBlock::iterator MBBI = MBB.getLastNonDebugInstr(); - dl = MBBI->getDebugLoc(); - - // Insert terminator label - BuildMI(MBB, MBBI, dl, TII.get(SPU::PROLOG_LABEL)) - .addSym(MMI.getContext().CreateTempSymbol()); - } } } @@ -249,14 +237,6 @@ void SPUFrameLowering::emitEpilogue(MachineFunction &MF, } } -void SPUFrameLowering::getInitialFrameState(std::vector<MachineMove> &Moves) - const { - // Initial state of the frame pointer is R1. - MachineLocation Dst(MachineLocation::VirtualFP); - MachineLocation Src(SPU::R1, 0); - Moves.push_back(MachineMove(0, Dst, Src)); -} - void SPUFrameLowering::processFunctionBeforeCalleeSavedScan(MachineFunction &MF, RegScavenger *RS) const{ // Mark LR and SP unused, since the prolog spills them to stack and |
