summaryrefslogtreecommitdiff
path: root/apps/plugins/fractals/cpu_arm.c
diff options
context:
space:
mode:
Diffstat (limited to 'apps/plugins/fractals/cpu_arm.c')
-rw-r--r--apps/plugins/fractals/cpu_arm.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/apps/plugins/fractals/cpu_arm.c b/apps/plugins/fractals/cpu_arm.c
new file mode 100644
index 0000000000..1d8b1a76f6
--- /dev/null
+++ b/apps/plugins/fractals/cpu_arm.c
@@ -0,0 +1,40 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
9 *
10 * Copyright (C) 2009 Tomer Shalev
11 *
12 *
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License
15 * as published by the Free Software Foundation; either version 2
16 * of the License, or (at your option) any later version.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 ****************************************************************************/
22#include "cpu_arm.h"
23
24inline long muls32_asr26(long a, long b)
25{
26 long r, t1;
27 asm (
28 "smull %[r], %[t1], %[a], %[b] \n"
29 "mov %[r], %[r], lsr #26 \n"
30 "orr %[r], %[r], %[t1], lsl #6 \n"
31 : /* outputs */
32 [r] "=&r,&r,&r"(r),
33 [t1]"=&r,&r,&r"(t1)
34 : /* inputs */
35 [a] "%r,%r,%r" (a),
36 [b] "r,0,1" (b)
37 );
38 return r;
39}
40