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Diffstat (limited to 'gcc-4.8.3/gcc/ada/s-tpinop.adb')
| -rw-r--r-- | gcc-4.8.3/gcc/ada/s-tpinop.adb | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/gcc-4.8.3/gcc/ada/s-tpinop.adb b/gcc-4.8.3/gcc/ada/s-tpinop.adb new file mode 100644 index 000000000..0ab91ffef --- /dev/null +++ b/gcc-4.8.3/gcc/ada/s-tpinop.adb @@ -0,0 +1,77 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- SYSTEM.TASK_PRIMITIVES.INTERRUPT_OPERATIONS -- +-- -- +-- B o d y -- +-- -- +-- Copyright (C) 1998-2009, Free Software Foundation, Inc. -- +-- -- +-- GNARL 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/>. -- +-- -- +-- GNARL was developed by the GNARL team at Florida State University. -- +-- Extensive contributions were provided by Ada Core Technologies, Inc. -- +-- -- +------------------------------------------------------------------------------ + +package body System.Task_Primitives.Interrupt_Operations is + + -- ??? The VxWorks version of System.Interrupt_Management needs to access + -- this array, but due to elaboration problems, it can't with this + -- package directly, so we export this variable for now. + + Interrupt_ID_Map : array (IM.Interrupt_ID) of ST.Task_Id; + pragma Export (Ada, Interrupt_ID_Map, + "system__task_primitives__interrupt_operations__interrupt_id_map"); + + ---------------------- + -- Get_Interrupt_ID -- + ---------------------- + + function Get_Interrupt_ID (T : ST.Task_Id) return IM.Interrupt_ID is + use type ST.Task_Id; + + begin + for Interrupt in IM.Interrupt_ID loop + if Interrupt_ID_Map (Interrupt) = T then + return Interrupt; + end if; + end loop; + + raise Program_Error; + end Get_Interrupt_ID; + + ----------------- + -- Get_Task_Id -- + ----------------- + + function Get_Task_Id (Interrupt : IM.Interrupt_ID) return ST.Task_Id is + begin + return Interrupt_ID_Map (Interrupt); + end Get_Task_Id; + + ---------------------- + -- Set_Interrupt_ID -- + ---------------------- + + procedure Set_Interrupt_ID (Interrupt : IM.Interrupt_ID; T : ST.Task_Id) is + begin + Interrupt_ID_Map (Interrupt) := T; + end Set_Interrupt_ID; + +end System.Task_Primitives.Interrupt_Operations; |