59 // The order in the returned sequence is the order of reaching defs in the
62 // The list ends at a reaching phi def, or when the reference from RefA is
65 // (1) Returning the sequence of reaching defs for a particular reference
67 // (2) Returning a partial sequence of reaching defs, where the final goal
92   // The initial queue should not have reaching defs for shadows. The  in getAllReachingDefs()
93   // whole point of a shadow is that it will have a reaching def that  in getAllReachingDefs()
94   // is not aliased to the reaching defs of the related shadows.  in getAllReachingDefs()
100   // Collect all the reaching defs, going up until a phi node is encountered,  in getAllReachingDefs()
101   // or there are no more reaching defs. From this set, the actual set of  in getAllReachingDefs()
102   // reaching defs will be selected.  in getAllReachingDefs()
117     // Get the next level of reaching defs. This will include multiple  in getAllReachingDefs()
118     // reaching defs for shadows.  in getAllReachingDefs()
270     // Go over all phi uses and get the reaching defs for each use.  in getAllReachingDefsRec()
335   // phi use -> (map: reaching phi -> set of registers defined in between)  in computePhiInfo()
397       // i.e. check if the set of its reaching uses intersects the set of  in computePhiInfo()
419     // Go over all phi uses and check if the reaching def is another phi.  in computePhiInfo()
420     // Collect the phis that are among the reaching defs of these uses.  in computePhiInfo()
421     // While traversing the list of reaching defs for each phi use, collect  in computePhiInfo()
423     // of the reaching def.  in computePhiInfo()
468   // When propagating uses up the phi chains, get the all reaching defs  in computePhiInfo()
470   // is covered, or until or until reaching the final phi. Only assume  in computePhiInfo()
585   // through the reaching defs of the corresponding phi uses.  in computeLiveIns()
600         // Remap all the RUs so that they have a correct reaching def.  in computeLiveIns()
727 // For shadows, determine if RR is aliased to a reaching def of any other
765 // Helper function to obtain the basic block containing the reaching def
777   // reaching defs of that register that are live on entry to the associated  in traverse()
831   // where the reaching def is located in B and which cover all reached  in traverse()
914   // are not dominated by their corresponding reaching defs.  in traverse()