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

Lines Matching refs:PI
411     PHIInfo &PI = PHIs.back();
413     for (unsigned i = 1; i != PI.PHI->getNumOperands(); i += 2) {
414       if (PI.PHI->getOperand(i+1).getMBB() == TPred)
415         PI.TReg = PI.PHI->getOperand(i).getReg();
416       if (PI.PHI->getOperand(i+1).getMBB() == FPred)
417         PI.FReg = PI.PHI->getOperand(i).getReg();
419     assert(TargetRegisterInfo::isVirtualRegister(PI.TReg) && "Bad PHI");
420     assert(TargetRegisterInfo::isVirtualRegister(PI.FReg) && "Bad PHI");
423     if (!TII->canInsertSelect(*Head, Cond, PI.TReg, PI.FReg,
424                               PI.CondCycles, PI.TCycles, PI.FCycles)) {
425       DEBUG(dbgs() << "Can't convert: " << *PI.PHI);
461     PHIInfo &PI = PHIs[i];
462     DEBUG(dbgs() << "If-converting " << *PI.PHI);
463     unsigned DstReg = PI.PHI->getOperand(0).getReg();
464     TII->insertSelect(*Head, FirstTerm, HeadDL, DstReg, Cond, PI.TReg, PI.FReg);
466     PI.PHI->eraseFromParent();
467     PI.PHI = nullptr;
481     PHIInfo &PI = PHIs[i];
484     DEBUG(dbgs() << "If-converting " << *PI.PHI);
485     if (PI.TReg == PI.FReg) {
488       DstReg = PI.TReg;
490       unsigned PHIDst = PI.PHI->getOperand(0).getReg();
493                          DstReg, Cond, PI.TReg, PI.FReg);
498     for (unsigned i = PI.PHI->getNumOperands(); i != 1; i -= 2) {
499       MachineBasicBlock *MBB = PI.PHI->getOperand(i-1).getMBB();
501         PI.PHI->getOperand(i-1).setMBB(Head);
502         PI.PHI->getOperand(i-2).setReg(DstReg);
504         PI.PHI->RemoveOperand(i-1);
505         PI.PHI->RemoveOperand(i-2);
508     DEBUG(dbgs() << "          --> " << *PI.PHI);
728     SSAIfConv::PHIInfo &PI = IfConv.PHIs[i];
729     unsigned Slack = TailTrace.getInstrSlack(PI.PHI);
730     unsigned MaxDepth = Slack + TailTrace.getInstrCycles(PI.PHI).Depth;
731     DEBUG(dbgs() << "Slack " << Slack << ":\t" << *PI.PHI);
734     unsigned CondDepth = adjCycles(BranchDepth, PI.CondCycles);
745     unsigned TDepth = adjCycles(TBBTrace.getPHIDepth(PI.PHI), PI.TCycles);
756     unsigned FDepth = adjCycles(FBBTrace.getPHIDepth(PI.PHI), PI.FCycles);