10 /// A Load-Store Unit for the llvm-mca tool.
85     // A store may not pass a previous load or load barrier.  in dispatch()
127   assert(IS.getMayLoad() && "Expected a load!");  in dispatch()
132   // A new load group is created if we are in one of the following situations:  in dispatch()
133   // 1) This is a load barrier (by construction, a load barrier is always  in dispatch()
135   // 2) There is no load in flight (by construction we always keep loads and  in dispatch()
137   // 3) There is a load barrier in flight. This load depends on it.  in dispatch()
138   // 4) There is an intervening store between the last load dispatched to the  in dispatch()
139   //    LSU and this load. We always create a new group even if this load  in dispatch()
141   // 5) There is no intervening store and there is an active load group.  in dispatch()
143   //    this load to it.  in dispatch()
155     // A load may not pass a previous store or store barrier  in dispatch()
164     // A load barrier may not pass a previous load or load barrier.  in dispatch()
174       // A younger load cannot pass a older load barrier.  in dispatch()
190   // A load may pass a previous load.  in dispatch()
223                       << " has been removed from the load queue.\n");  in onInstructionRetired()