parse-insn-slot-specs ( seq -- specs )

Vocabulary

compiler.cfg.instructions.syntax

Inputs

seq	a sequence of tokens

Outputs

specs

a sequence of insn-slot-spec items.

Word description

Parses a sequence of tokens into a sequence of instruction slot specifiers.

Examples

USING: compiler.cfg.instructions.syntax prettyprint splitting ; "use: src/int-rep temp: temp/int-rep" split-words parse-insn-slot-specs .
{ T{ insn-slot-spec { type use } { name "src" } { rep int-rep } } T{ insn-slot-spec { type temp } { name "temp" } { rep int-rep } } }

Definition

USING: combinators kernel make sequences ;

IN: compiler.cfg.instructions.syntax

: parse-insn-slot-specs ( seq -- specs )
    [
        f [
            {
                { "def:" [ drop def ] }
                { "use:" [ drop use ] }
                { "temp:" [ drop temp ] }
                { "literal:" [ drop literal ] }
                [ dupd parse-insn-slot-spec , ]
            } case
        ] reduce drop
    ] { } make ;