source: rtems/cpukit/score/cpu/nios2/nios2-context-volatile-clobber.S

Last change on this file was bcef89f2, checked in by Sebastian Huber <sebastian.huber@…>, on 05/19/23 at 06:18:25

Update company name

The embedded brains GmbH & Co. KG is the legal successor of embedded
brains GmbH.
  • Property mode set to 100644
File size: 1.8 KB
Line 
1/* SPDX-License-Identifier: BSD-2-Clause */
2
3/*
4 * Copyright (c) 2013 embedded brains GmbH & Co. KG
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. 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 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifdef HAVE_CONFIG_H
29#include "config.h"
30#endif
31
32#include <rtems/asm.h>
33
34        .set    noat
35        .section        .text
36
37        .global _CPU_Context_volatile_clobber
38
39_CPU_Context_volatile_clobber:
40
41        subi    at, r4, 11
42        subi    r2, r4, 12
43        subi    r3, r4, 13
44        subi    r5, r4, 1
45        subi    r6, r4, 2
46        subi    r7, r4, 3
47        subi    r8, r4, 4
48        subi    r9, r4, 5
49        subi    r10, r4, 6
50        subi    r11, r4, 7
51        subi    r12, r4, 8
52        subi    r13, r4, 9
53        subi    r14, r4, 10
54        subi    r15, r4, 11
55        ret
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