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DataMuseum.dkPresents historical artifacts from the history of: Rational R1000/400 Tapes |
This is an automatic "excavation" of a thematic subset of
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top - metrics - downloadIndex: B T
Length: 4170 (0x104a)
Types: TextFile
Names: »B«
└─⟦afbc8121e⟧ Bits:30000532 8mm tape, Rational 1000, MC68020_OS2000 7_2_2
└─⟦77aa8350c⟧ »DATA«
└─⟦f794ecd1d⟧
└─⟦4c85d69e2⟧
└─⟦this⟧
package body System is
package Implementation is
function Unsigned_Add (Left, Right : Integer) return Integer;
function Unsigned_Subtract (Left, Right : Integer) return Integer;
function Unsigned_Lt (Left, Right : Address) return Boolean;
function Unsigned_Le (Left, Right : Address) return Boolean;
function Unsigned_Gt (Left, Right : Address) return Boolean;
function Unsigned_Ge (Left, Right : Address) return Boolean;
private
pragma Suppress (Elaboration_Check, On => Unsigned_Add);
pragma Interface (Asm, Unsigned_Add);
pragma Import_Function (Internal => Unsigned_Add,
External => "__SYSTEM.UNSIGNED_ADD",
Mechanism => Value);
pragma Interface (Asm, Unsigned_Subtract);
pragma Suppress (Elaboration_Check, On => Unsigned_Subtract);
pragma Import_Function (Internal => Unsigned_Subtract,
External => "__SYSTEM.UNSIGNED_SUBTRACT",
Mechanism => Value);
pragma Interface (Asm, Unsigned_Lt);
pragma Suppress (Elaboration_Check, On => Unsigned_Lt);
pragma Import_Function (Internal => Unsigned_Lt,
External => "__SYSTEM.UNSIGNED_LT",
Mechanism => Value);
pragma Interface (Asm, Unsigned_Le);
pragma Suppress (Elaboration_Check, On => Unsigned_Le);
pragma Import_Function (Internal => Unsigned_Le,
External => "__SYSTEM.UNSIGNED_LE",
Mechanism => Value);
pragma Interface (Asm, Unsigned_Gt);
pragma Suppress (Elaboration_Check, On => Unsigned_Gt);
pragma Import_Function (Internal => Unsigned_Gt,
External => "__SYSTEM.UNSIGNED_GT",
Mechanism => Value);
pragma Interface (Asm, Unsigned_Ge);
pragma Suppress (Elaboration_Check, On => Unsigned_Ge);
pragma Import_Function (Internal => Unsigned_Ge,
External => "__SYSTEM.UNSIGNED_GE",
Mechanism => Value);
end Implementation;
function To_Address (Value : Integer) return Address is
begin
return Address (Value);
end To_Address;
function To_Integer (Value : Address) return Integer is
begin
return Integer (Value);
end To_Integer;
function "+" (Left : Address; Right : Integer) return Address is
begin
return Address (Implementation.Unsigned_Add (Left => Integer (Left),
Right => Right));
end "+";
function "+" (Left : Integer; Right : Address) return Address is
begin
return Address (Implementation.Unsigned_Add (Left => Left,
Right => Integer (Right)));
end "+";
function "-" (Left : Address; Right : Address) return Integer is
begin
return Implementation.Unsigned_Subtract (Left => Integer (Left),
Right => Integer (Right));
end "-";
function "-" (Left : Address; Right : Integer) return Address is
begin
return Address (Implementation.Unsigned_Subtract
(Left => Integer (Left),
Right => Right));
end "-";
function "<" (Left, Right : Address) return Boolean is
begin
return Implementation.Unsigned_Lt (Left => Left, Right => Right);
end "<";
function "<=" (Left, Right : Address) return Boolean is
begin
return Implementation.Unsigned_Le (Left => Left, Right => Right);
end "<=";
function ">" (Left, Right : Address) return Boolean is
begin
return Implementation.Unsigned_Gt (Left => Left, Right => Right);
end ">";
function ">=" (Left, Right : Address) return Boolean is
begin
return Implementation.Unsigned_Ge (Left => Left, Right => Right);
end ">=";
end System;