find-use ( insn# live-interval -- vreg-use/f )

Vocabulary

compiler.cfg.linear-scan.live-intervals

Inputs

insn#	an integer
live-interval	a live-interval-state

Outputs

vreg-use/f

a vreg-use

Word description

Finds the live intervals vreg-use at the given instruction number, if it has one.

Definition

USING: accessors kernel ;

IN: compiler.cfg.linear-scan.live-intervals

:: find-use ( insn# live-interval -- vreg-use/f )
    insn# live-interval (find-use)
    [ dup n>> insn# = [ drop f ] unless ] ?call ;