DataMuseum.dk Presents historical artifacts from the history of: Rational R1000/400

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⟦91ce247d5⟧ Ada Source

    Length: 4096 (0x1000)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body System_Defined, seg_02cf72, seg_02d12f, separate Generic_Expression

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─⟦5a81ac88f⟧ »Space Info Vol 1« 
        └─⟦this⟧ 

separate (Generic_Expression)
package body System_Defined is

    function Evaluate (Using_Operator : Operators; Right : Slot.Object)
                      return Slot.Object is
        use Slot.Operators;
        I : Integer;
    begin
        case Using_Operator is
            when '+' | '-' | '*' | '/' =>
                raise Illegal_Operation;
            when Abs_Op =>
                return abs Right;
        end case;
    end Evaluate;



    function Evaluate (Using_Operator : Operators; Left, Right : Slot.Object)
                      return Slot.Object is
        use Slot.Operators;
        I : Integer;
    begin
        case Using_Operator is
            when '+' =>
                return Left + Right;
            when '-' =>
                return Left - Right;
            when '*' =>
                return Left * Right;
            when '/' =>
                return Left / Right;  
            when Abs_Op =>
                return (abs Left);
        end case;
    end Evaluate;


    function Image (Op : Operators) return String is
    begin
        case Op is
            when '+' =>
                return "+";  
            when '-' =>
                return "-";  
            when '*' =>
                return "*";  
            when '/' =>
                return "/";  
            when Abs_Op =>
                return "Abs";
        end case;
    end Image;
end System_Defined;

    nblk1=3
    nid=3
    hdr6=4
        [0x00] rec0=23 rec1=00 rec2=01 rec3=018
        [0x01] rec0=15 rec1=00 rec2=02 rec3=000
        [0x02] rec0=05 rec1=00 rec2=02 rec3=000
    tail 0x21525d1ba841353c180aa 0x42a00088462063c03
Free Block Chain:
  0x3: 0000  00 00 03 fc 80 1c 20 20 20 20 72 61 69 73 65 20  ┆          raise ┆