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Lines Matching refs:DFI

714        DFI = df_ext_begin(&Fn, Reachable), DFE = df_ext_end(&Fn, Reachable);
715        DFI != DFE; ++DFI) {
718     if (DFI.getPathLength() >= 2) {
719       MachineBasicBlock *StackPred = DFI.getPath(DFI.getPathLength() - 2);
724     MachineBasicBlock *BB = *DFI;