candidate-cost ( interval reg conflicts -- cost )

Vocabulary

compiler.cfg.register-allocation.greedy

Inputs

interval	an object
reg	an object
conflicts	an object

Outputs

cost

an object

Definition

USING: arrays kernel math math.order sequences ;

IN: compiler.cfg.register-allocation.greedy

:: candidate-cost ( interval reg conflicts -- cost )
    conflicts [ reg hint-score ] map-sum conflicts
    [ interval swap younger-cascade? ] count 10 * +
    interval reg hint-score - conflicts 0
    [ cached-spill-weight max ] reduce
    conflicts eviction-cost 3array ;