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Lines Matching defs:HDR

443       MachineBasicBlock* HDR = getTopLevelLoopPreheader(LP);
446       if (! HDR) {
447         HDR = PLP->getHeader();
448         assert(HDR->pred_size() > 0 && "Loop header has no predecessors?");
449         MachineBasicBlock::pred_iterator PI = HDR->pred_begin();
450         HDR = *PI;
452       TLLoops[HDR] = PLP;
640     MachineBasicBlock* HDR = LP->getHeader();
646       loopSpills = CSRUsed[HDR];