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Diffstat (limited to 'gcc-4.4.0/gcc/ada/s-vxwork-x86.ads')
| -rw-r--r-- | gcc-4.4.0/gcc/ada/s-vxwork-x86.ads | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/gcc-4.4.0/gcc/ada/s-vxwork-x86.ads b/gcc-4.4.0/gcc/ada/s-vxwork-x86.ads new file mode 100644 index 000000000..566b71b5c --- /dev/null +++ b/gcc-4.4.0/gcc/ada/s-vxwork-x86.ads @@ -0,0 +1,54 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- S Y S T E M . V X W O R K S -- +-- -- +-- S p e c -- +-- -- +-- 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. -- +-- -- +------------------------------------------------------------------------------ + +-- This is the x86 VxWorks version of this package + +package System.VxWorks is + pragma Preelaborate; + + -- Floating point context record. x86 version + + -- There are two kinds of FP_CONTEXT for this architecture, corresponding + -- to newer and older processors. The type is defined in fppI86lib.h as a + -- union. The form used depends on the versions of the save and restore + -- routines that are selected by the user (these versions are provided in + -- vxwork.ads). Since we do not examine the contents of these objects, it + -- is sufficient to declare the type as of the required size: 512 bytes. + + type FP_CONTEXT is array (1 .. 128) of Integer; + for FP_CONTEXT'Alignment use 4; + for FP_CONTEXT'Size use 512 * Storage_Unit; + pragma Convention (C, FP_CONTEXT); + + Num_HW_Interrupts : constant := 256; + -- Number of entries in hardware interrupt vector table + +end System.VxWorks; |