lib/CodeGen/LocalStackSlotAllocation.cpp

81     void AdjustStackOffset(MachineFrameInfo &MFI, int FrameIdx, int64_t &Offset,
85                                MachineFrameInfo &MFI, bool StackGrowsDown,
114   MachineFrameInfo &MFI = MF.getFrameInfo();
116   unsigned LocalObjectCount = MFI.getObjectIndexEnd();
124   LocalOffsets.resize(MFI.getObjectIndexEnd());
132   // Tell MFI whether any base registers were allocated. PEI will only
137   MFI.setUseLocalStackAllocationBlock(UsedBaseRegs);
143 void LocalStackSlotPass::AdjustStackOffset(MachineFrameInfo &MFI,
149     Offset += MFI.getObjectSize(FrameIdx);
151   unsigned Align = MFI.getObjectAlignment(FrameIdx);
165   // And tell MFI about it for PEI to use later
166   MFI.mapLocalFrameObject(FrameIdx, LocalOffset);
169     Offset += MFI.getObjectSize(FrameIdx);
178                                            MachineFrameInfo &MFI,
184     AdjustStackOffset(MFI, i, Offset, StackGrowsDown, MaxAlign);
193   MachineFrameInfo &MFI = Fn.getFrameInfo();
203   if (MFI.hasStackProtectorIndex()) {
204     int StackProtectorFI = MFI.getStackProtectorIndex();
210     assert(!MFI.isObjectPreAllocated(StackProtectorFI) &&
217     AdjustStackOffset(MFI, StackProtectorFI, Offset, StackGrowsDown, MaxAlign);
220     for (unsigned i = 0, e = MFI.getObjectIndexEnd(); i != e; ++i) {
221       if (MFI.isDeadObjectIndex(i))
226       switch (MFI.getObjectSSPLayout(i)) {
242     AssignProtectedObjSet(LargeArrayObjs, ProtectedObjs, MFI, StackGrowsDown,
244     AssignProtectedObjSet(SmallArrayObjs, ProtectedObjs, MFI, StackGrowsDown,
246     AssignProtectedObjSet(AddrOfObjs, ProtectedObjs, MFI, StackGrowsDown,
252   for (unsigned i = 0, e = MFI.getObjectIndexEnd(); i != e; ++i) {
253     if (MFI.isDeadObjectIndex(i))
255     if (MFI.getStackProtectorIndex() == (int)i)
260     AdjustStackOffset(MFI, i, Offset, StackGrowsDown, MaxAlign);
264   MFI.setLocalFrameSize(Offset);
265   MFI.setLocalFrameMaxAlign(assumeAligned(MaxAlign));
290   MachineFrameInfo &MFI = Fn.getFrameInfo();
324           if (!MFI.isObjectPreAllocated(MI.getOperand(i).getIndex()))
352     assert(MFI.isObjectPreAllocated(FrameIdx) &&
359     if (MFI.hasStackProtectorIndex() &&
360         FrameIdx == MFI.getStackProtectorIndex())
377     int64_t FrameSizeAdjust = StackGrowsDown ? MFI.getLocalFrameSize() : 0;