Cross Reference: /external/llvm/lib/CodeGen/InlineSpiller.cpp

Lines Matching defs:SVI
314                                const InlineSpiller::SibValueInfo &SVI) {
315   OS << "spill " << PrintReg(SVI.SpillReg) << ':'
316      << SVI.SpillVNI->id << '@' << SVI.SpillVNI->def;
317   if (SVI.SpillMBB)
318     OS << " in BB#" << SVI.SpillMBB->getNumber();
319   if (SVI.AllDefsAreReloads)
321   if (SVI.DefByOrigPHI)
323   if (SVI.KillsSource)
326   for (unsigned i = 0, e = SVI.Deps.size(); i != e; ++i)
327     OS << ' ' << SVI.Deps[i]->id << '@' << SVI.Deps[i]->def;
329   if (SVI.DefMI)
330     OS << " def: " << *SVI.DefMI;
337 /// propagateSiblingValue - Propagate the value in SVI to dependents if it is
340 /// @param SVI SibValues entry to propagate.
342 void InlineSpiller::propagateSiblingValue(SibValueMap::iterator SVI,
344   // When VNI is non-NULL, add it to SVI's deps, and only propagate to that.
348     SVI->second.Deps.push_back(VNI);
352   if (!SVI->second.hasDef())
357   SmallVector<SibValueMap::iterator, 8> WorkList(1, SVI);
361     SVI = WorkList.pop_back_val();
362     WorkSet.erase(SVI->first);
363     TinyPtrVector<VNInfo*> *Deps = VNI ? &FirstDeps : &SVI->second.Deps;
366     SibValueInfo &SV = SVI->second;
371                  << SVI->first->id << '@' << SVI->first->def << ":\t" << SV);
475   SibValueMap::iterator SVI;
477   tie(SVI, Inserted) =
481                  << UseVNI->id << '@' << UseVNI->def << ' ' << SVI->second);
482     return SVI->second.DefMI;
501     SVI = SibValues.find(VNI);
502     assert(SVI != SibValues.end() && "Missing SibValues entry");
509         SVI->second.DefByOrigPHI = true;
510         SVI->second.AllDefsAreReloads = false;
511         propagateSiblingValue(SVI);
555         tie(SVI, Inserted) =
559           SVI->second.Deps.push_back(PHIs[pi]);
565           propagateSiblingValue(SVI);
582         SVI->second.KillsSource = SrcQ.isKill();
586                      << " kill=" << unsigned(SVI->second.KillsSource) << '\n');
588         tie(SVI, Inserted) = SibValues.insert(std::make_pair(SrcVNI,
593         propagateSiblingValue(SVI, VNI);
600     SVI->second.DefMI = MI;
601     SVI->second.SpillMBB = MI->getParent();
605       propagateSiblingValue(SVI);
612     SVI->second.AllDefsAreReloads = false;
613     propagateSiblingValue(SVI);
618   SVI = SibValues.find(UseVNI);
619   assert(SVI != SibValues.end() && "Didn't compute requested info");
620   DEBUG(dbgs() << "  traced to:\t" << SVI->second);
621   return SVI->second.DefMI;
674   const SibValueInfo &SVI = I->second;
677   if (!SVI.AllDefsAreReloads && SVI.SpillVNI == VNI)
681   if (!LIS.hasInterval(SVI.SpillReg)) {
682     DEBUG(dbgs() << "Stale interval: " << PrintReg(SVI.SpillReg) << '\n');
687   LiveInterval &SibLI = LIS.getInterval(SVI.SpillReg);
688   if (!SibLI.containsValue(SVI.SpillVNI)) {
689     DEBUG(dbgs() << "Stale value: " << PrintReg(SVI.SpillReg) << '\n');
705   if (SVI.AllDefsAreReloads) {
706     DEBUG(dbgs() << "\tno spill needed: " << SVI);
710   // We are going to spill SVI.SpillVNI immediately after its def, so clear out
712   eliminateRedundantSpills(SibLI, SVI.SpillVNI);
714   MachineBasicBlock *MBB = LIS.getMBBFromIndex(SVI.SpillVNI->def);
716   if (SVI.SpillVNI->isPHIDef())
719     MachineInstr *DefMI = LIS.getInstructionFromIndex(SVI.SpillVNI->def);
725   TII.storeRegToStackSlot(*MBB, MII, SVI.SpillReg, false, StackSlot,
726                           MRI.getRegClass(SVI.SpillReg), &TRI);
729   DEBUG(dbgs() << "\thoisted: " << SVI.SpillVNI->def << '\t' << *MII);