update-insn ( insn -- keep? )

Vocabulary

compiler.cfg.copy-prop.private

Inputs

insn

an object

Outputs

keep?

an object

Definition

IN: compiler.cfg.copy-prop.private

GENERIC: update-insn ( insn -- keep? )

Methods

USING: compiler.cfg.copy-prop.private compiler.cfg.instructions
kernel ;

M: ##copy update-insn drop f ;


USING: accessors assocs compiler.cfg.copy-prop.private
compiler.cfg.instructions generic kernel sequences ;

M: ##phi update-insn
    dup M\ ##phi update-insn (call-next-method) drop
    [ dst>> ] [ inputs>> values ] bi [ = not ] with any? ;


USING: compiler.cfg.copy-prop.private compiler.cfg.instructions
kernel ;

M: insn update-insn drop t ;


USING: compiler.cfg.copy-prop.private compiler.cfg.instructions
compiler.cfg.renaming ;

M: vreg-insn update-insn rename-insn-uses t ;