remember-constant ( insn dst -- )

Vocabulary

compiler.cfg.value-numbering

Inputs

insn	an object
dst	an object

Outputs

None

Definition

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

IN: compiler.cfg.value-numbering

: remember-constant ( insn dst -- )
    over literal-insn? constant-instructions get and
    [ constant-instructions get set-at ] [ 2drop ] if ;