source: trunk/libs/newlib/src/libgloss/visium/_exit.c @ 621

Last change on this file since 621 was 444, checked in by satin@…, 7 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 1.9 KB
Line 
1/* _exit.c for the Visium processor.
2
3   Copyright (c) 2015 Rolls-Royce Controls and Data Services Limited.
4   All rights reserved.
5
6   Redistribution and use in source and binary forms, with or without
7   modification, are permitted provided that the following conditions are met:
8
9     * Redistributions of source code must retain the above copyright notice,
10       this list of conditions and the following disclaimer.
11     * Redistributions in binary form must reproduce the above copyright
12       notice, this list of conditions and the following disclaimer in the
13       documentation and/or other materials provided with the distribution.
14     * Neither the name of Rolls-Royce Controls and Data Services Limited nor
15       the names of its contributors may be used to endorse or promote products
16       derived from this software without specific prior written permission.
17
18   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
22   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
28   THE POSSIBILITY OF SUCH DAMAGE.  */
29
30void _exit (int) __attribute__ ((__noreturn__));
31
32void
33_exit (int code)
34{
35  asm volatile ("stop    0,%0" : : "r" (code & 0xff));
36
37  /* Should never reach this point.  Since this function is not supposed to
38     return, pretend to get stuck in a loop.  */
39  while (1)
40    ;
41}
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