------------------------------------------------------------------------------ -- -- -- GNAT RUN-TIME COMPONENTS -- -- -- -- System.Atomic_Operations.Test_And_Set -- -- -- -- S p e c -- -- -- -- Copyright (C) 2019, Free Software Foundation, Inc. -- -- -- -- 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 -- -- . -- -- -- -- 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 -- Nonblocking 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;