struct-bit-slot-spec

Vocabulary

classes.struct

Definition

IN: classes.struct

TUPLE: struct-bit-slot-spec < struct-slot-spec bits signed? ;

Methods

USING: accessors alien classes.struct
classes.struct.bit-accessors classes.struct.private kernel ;

M: struct-bit-slot-spec (reader-quot)
    [ [ offset>> ] [ bits>> ] bi bit-reader ]
    [ [ signed?>> ] [ bits>> ] bi sign-extender ] bi compose
    [ >c-ptr ] prepose ;


USING: accessors alien classes.struct
classes.struct.bit-accessors classes.struct.private kernel ;

M: struct-bit-slot-spec (writer-quot)
    [ offset>> ] [ bits>> ] bi bit-writer [ >c-ptr ] prepose ;


USING: accessors classes.struct classes.struct.private kernel
math ;

M: struct-bit-slot-spec compute-slot-offset
    [ offset<< ] [ bits>> + ] 2bi ;