compute-shared-conversion-costs ( insn -- )

Vocabulary

compiler.cfg.representations.selection

Inputs

insn

an object

Outputs

None

Definition

IN: compiler.cfg.representations.selection

GENERIC: compute-shared-conversion-costs ( insn -- )

Methods

USING: compiler.cfg.instructions
compiler.cfg.representations.selection ;

M: ##copy compute-shared-conversion-costs compute-insn-costs ;


USING: compiler.cfg.instructions
compiler.cfg.representations.selection ;

M: insn compute-shared-conversion-costs compute-insn-costs ;


USING: compiler.cfg.instructions
compiler.cfg.representations.preferred
compiler.cfg.representations.selection kernel ;

M: vreg-insn compute-shared-conversion-costs
    dup peephole-optimizable?
    [ compute-insn-costs ] [
        [ [ compute-shared-use-cost ] each-use-rep ]
        [ [ 5 increase-costs ] each-def-rep ]
        [ [ 5 increase-costs ] each-temp-rep ] tri
    ] if ;