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Diffstat (limited to 'gcc-4.3.1/gcc/ada/s-tpinop.adb')
| -rw-r--r-- | gcc-4.3.1/gcc/ada/s-tpinop.adb | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/gcc-4.3.1/gcc/ada/s-tpinop.adb b/gcc-4.3.1/gcc/ada/s-tpinop.adb new file mode 100644 index 000000000..2f7d01c35 --- /dev/null +++ b/gcc-4.3.1/gcc/ada/s-tpinop.adb @@ -0,0 +1,80 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- S Y S T E M . T A S K _ P R I M I T I V E S . -- +-- I N T E R R U P T _ O P E R A T I O N S -- +-- -- +-- B o d y -- +-- -- +-- Copyright (C) 1998-2005 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 2, or (at your option) any later ver- -- +-- sion. GNARL 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. See the GNU General Public License -- +-- for more details. You should have received a copy of the GNU General -- +-- Public License distributed with GNARL; see file COPYING. If not, write -- +-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, -- +-- Boston, MA 02110-1301, USA. -- +-- -- +-- As a special exception, if other files instantiate generics from this -- +-- unit, or you link this unit with other files to produce an executable, -- +-- this unit does not by itself cause the resulting executable to be -- +-- covered by the GNU General Public License. This exception does not -- +-- however invalidate any other reasons why the executable file might be -- +-- covered by the GNU Public License. -- +-- -- +-- 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; |