sub-to-neg? ( ##sub -- ? )

Vocabulary

compiler.cfg.gvn.math

Inputs

##sub

an object

Outputs

?

an object

Definition

USING: accessors compiler.cfg.gvn.graph ;

IN: compiler.cfg.gvn.math

: sub-to-neg? ( ##sub -- ? ) src1>> vreg>insn zero-insn? ;