last-use? ( insn# uses -- use/f )


Vocabulary
compiler.cfg.linear-scan.live-intervals

Inputs
insn#an integer
usesa sequence


Outputs
use/fa $maybe


Word description
Maybe gets the last vreg-use of a live-interval-state.

Definition
USING: accessors kernel sequences ;

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

: last-use? ( insn# uses -- use/f )
[ drop f ] [ last [ n>> = ] keep and ] if-empty ;