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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- System.Atomic_Operations.Test_And_Set --
-- --
-- S p e c --
-- --
-- Copyright (C) 2019-2024, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
-- apply solely to the contents of the part following the private keyword. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception, --
-- version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
package System.Atomic_Operations.Test_And_Set
with Pure
is
type Test_And_Set_Flag is mod 2 ** 8
with Atomic, Default_Value => 0, Size => 8;
function Atomic_Test_And_Set
(Item : aliased in out Test_And_Set_Flag) return Boolean
with Convention => Intrinsic;
procedure Atomic_Clear
(Item : aliased in out Test_And_Set_Flag)
with Convention => Intrinsic;
function Is_Lock_Free
(Item : aliased Test_And_Set_Flag) return Boolean
with Convention => Intrinsic;
private
pragma Inline_Always (Atomic_Test_And_Set);
pragma Inline_Always (Atomic_Clear);
pragma Inline_Always (Is_Lock_Free);
end System.Atomic_Operations.Test_And_Set;
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