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Diffstat (limited to 'apps/plugins/fractals/cpu_arm.c')
-rw-r--r-- | apps/plugins/fractals/cpu_arm.c | 40 |
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 | |||
24 | inline 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 | |||