rewrite-gather-vector-4 ( insn -- insn/f )

Vocabulary

compiler.cfg.value-numbering.simd

Inputs

insn

an object

Outputs

insn/f

an object

Definition

USING: accessors combinators compiler.cfg.value-numbering.graph
compiler.cfg.value-numbering.rewrite generalizations kernel ;

IN: compiler.cfg.value-numbering.simd

: rewrite-gather-vector-4 ( insn -- insn/f )
    dup { [ src1>> ] [ src2>> ] [ src3>> ] [ src4>> ] } cleave
    [ vreg>insn ] 4 napply {
        {
            [ 4dup [ literal-insn? ] 4 napply and and and ]
            [ fold-gather-vector-4 ]
        }
        [ 5drop f ]
    } cond ;