update-preserved-ssa-live-in ( bb -- changed? )


Vocabulary
compiler.cfg.register-allocation.ssa.liveness

Inputs
bban object


Outputs
changed?an object


Definition
USING: assocs compiler.cfg.liveness kernel namespaces ;

IN: compiler.cfg.register-allocation.ssa.liveness

: update-preserved-ssa-live-in ( bb -- changed? )
[
[ compute-preserved-ssa-live-in ] keep
live-ins get maybe-set-at
] [
[ compute-edge-live-in ] keep
edge-live-ins get maybe-set-at
] bi or ;