select-representations ( cfg -- )
Virtual register representation selection

Vocabulary
compiler.cfg.representations

Inputs

cfg

a cfg

Outputs
None

Word description
Entry point for the representation selection compiler pass. After this word hasn run, the representations hashtable has been filled with vregs and what their preferred representations are.

Definition

USING: compiler.cfg.loop-detection compiler.cfg.predecessors
compiler.cfg.representations.coalescing
compiler.cfg.representations.rewrite
compiler.cfg.representations.selection compiler.cfg.utilities ;

IN: compiler.cfg.representations

: select-representations ( cfg -- )
    {
        needs-loops
        needs-predecessors
        compute-components
        compute-possibilities
        compute-representations
        insert-conversions
    } apply-passes ;