New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45952 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 93 insertions, 0 deletions

diff --git a/gcc/ada/5vintman.adb b/gcc/ada/5vintman.adb
new file mode 100644
index 00000000000..e47b5351c3c
--- /dev/null
+++ b/gcc/ada/5vintman.adb
@@ -0,0 +1,93 @@
+------------------------------------------------------------------------------
+--                                                                          --
+--                GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS               --
+--                                                                          --
+--           S Y S T E M . I N T E R R U P T _ M A N A G E M E N T          --
+--                                                                          --
+--                                  B o d y                                 --
+--                                                                          --
+--                             $Revision: 1.6 $                             --
+--                                                                          --
+--           Copyright (C) 1991-2000, Florida State University              --
+--                                                                          --
+-- 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).                                  --
+--                                                                          --
+------------------------------------------------------------------------------
+
+--  This is a OpenVMS/Alpha version of this package.
+
+--  PLEASE DO NOT add any dependences on other packages.
+--  This package is designed to work with or without tasking support.
+
+--  See the other warnings in the package specification before making
+--  any modifications to this file.
+
+with System.OS_Interface;
+--  used for various Constants, Signal and types
+
+package body System.Interrupt_Management is
+
+   use System.OS_Interface;
+   use type unsigned_long;
+
+   type Interrupt_List is array (Interrupt_ID range <>) of Interrupt_ID;
+
+   ---------------------------
+   -- Initialize_Interrupts --
+   ---------------------------
+
+   procedure Initialize_Interrupts is
+      Status : Cond_Value_Type;
+   begin
+      Sys_Crembx
+        (Status => Status,
+         Prmflg => False,
+         Chan   => Rcv_Interrupt_Chan,
+         Maxmsg => Interrupt_ID'Size,
+         Bufquo => Interrupt_Bufquo,
+         Lognam => "GNAT_Interrupt_Mailbox",
+         Flags  => CMB_M_READONLY);
+
+      pragma Assert ((Status and 1) = 1);
+
+      Sys_Assign
+        (Status => Status,
+         Devnam => "GNAT_Interrupt_Mailbox",
+         Chan   => Snd_Interrupt_Chan,
+         Flags  => AGN_M_WRITEONLY);
+
+      pragma Assert ((Status and 1) = 1);
+
+   end Initialize_Interrupts;
+
+begin
+   --  Unused
+   Abort_Task_Interrupt := Interrupt_ID_0;
+
+   Reserve := Reserve or Keep_Unmasked or Keep_Masked;
+
+   Reserve (Interrupt_ID_0) := True;
+
+   Initialize_Interrupts;
+
+end System.Interrupt_Management;