useful-instruction ( insn expr -- insn' )

Vocabulary

compiler.cfg.value-numbering

Inputs

insn	an object
expr	an object

Outputs

insn'

an object

Definition

USING: accessors assocs compiler.cfg.value-numbering.graph
namespaces ;

IN: compiler.cfg.value-numbering

:: useful-instruction ( insn expr -- insn' )
    insn dst>> :> vn vn vn vregs>vns get set-at
    vn expr exprs>vns get set-at insn vn vns>insns get set-at
    insn ;