coalesce-now ( insn -- )

Vocabulary

compiler.cfg.ssa.destruction.coalescing

Inputs

insn

an insn

Outputs

None

Word description

Generic word which finds copy pairs in instructions and tries to eliminate them directly.

See also

coalesce-later

Definition

IN: compiler.cfg.ssa.destruction.coalescing

GENERIC: coalesce-now ( insn -- )

Methods

USING: accessors assocs compiler.cfg.instructions
compiler.cfg.ssa.destruction.coalescing kernel sorting ;

M: ##phi coalesce-now
    [ dst>> ] [ inputs>> values ] bi zip-scalar
    sort t try-eliminate-copies ;


USING: accessors compiler.cfg.instructions
compiler.cfg.ssa.destruction.coalescing kernel ;

M: ##tagged>integer coalesce-now
    [ dst>> ] [ src>> ] bi t try-eliminate-copy ;


USING: compiler.cfg.instructions
compiler.cfg.ssa.destruction.coalescing kernel ;

M: insn coalesce-now drop ;