live-in? ( vreg bb -- ? )
Liveness analysis

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Vocabulary
compiler.cfg.liveness

Inputs

vreg	virtual register
bb	a basic-block

Outputs

?

a boolean

Word description
Whether the vreg is live in the block or not.

Definition

USING: assocs ;

IN: compiler.cfg.liveness

: live-in? ( vreg bb -- ? ) live-in key? ;