Lines Matching full:live
453 /// ValueAlreadyLiveAtInst - Retrn true if Val is already known to be live at
456 /// that we know are live at the instruction already.
459 // If Val is either of the known-live values, we know it is live!
463 // All values other than instructions and arguments (e.g. constants) are live.
466 // If Val is a constant sized alloca in the entry block, it is live, this is
468 // live for the whole function.
474 // block. If so, it's already live into the block at the very least, so we
495 /// be live at the use(Y) line. If we don't fold Y into load Z, we use one
500 /// X was live across 'load Z' for other reasons, we actually *would* want to
525 // If folding this instruction (and it's subexprs) didn't extend any live
