New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45957 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 83 insertions, 0 deletions

diff --git a/gcc/ada/s-tpinop.adb b/gcc/ada/s-tpinop.adb
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+------------------------------------------------------------------------------
+--                                                                          --
+--                GNU ADA 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                                 --
+--                                                                          --
+--                             $Revision: 1.6 $
+--                                                                          --
+--          Copyright (C) 1998-2001 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,  59 Temple Place - Suite 330,  Boston, --
+-- MA 02111-1307, 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. It is --
+-- now maintained by Ada Core Technologies Inc. in cooperation with Florida --
+-- State University (http://www.gnat.com).                                  --
+--                                                                          --
+------------------------------------------------------------------------------
+
+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;