1 /* Copyright (c) 2010 Xiph.Org Foundation
2  * Copyright (c) 2013 Parrot */
3 /*
4    Redistribution and use in source and binary forms, with or without
5    modification, are permitted provided that the following conditions
6    are met:
7 
8    - Redistributions of source code must retain the above copyright
9    notice, this list of conditions and the following disclaimer.
10 
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 
15    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18    A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
19    OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
22    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
23    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
24    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27 
28 #if !defined(ARMCPU_H)
29 # define ARMCPU_H
30 
31 # if defined(OPUS_ARM_MAY_HAVE_EDSP)
32 #  define MAY_HAVE_EDSP(name) name ## _edsp
33 # else
34 #  define MAY_HAVE_EDSP(name) name ## _c
35 # endif
36 
37 # if defined(OPUS_ARM_MAY_HAVE_MEDIA)
38 #  define MAY_HAVE_MEDIA(name) name ## _media
39 # else
40 #  define MAY_HAVE_MEDIA(name) MAY_HAVE_EDSP(name)
41 # endif
42 
43 # if defined(OPUS_ARM_MAY_HAVE_NEON)
44 #  define MAY_HAVE_NEON(name) name ## _neon
45 # else
46 #  define MAY_HAVE_NEON(name) MAY_HAVE_MEDIA(name)
47 # endif
48 
49 # if defined(OPUS_ARM_PRESUME_EDSP)
50 #  define PRESUME_EDSP(name) name ## _edsp
51 # else
52 #  define PRESUME_EDSP(name) name ## _c
53 # endif
54 
55 # if defined(OPUS_ARM_PRESUME_MEDIA)
56 #  define PRESUME_MEDIA(name) name ## _media
57 # else
58 #  define PRESUME_MEDIA(name) PRESUME_EDSP(name)
59 # endif
60 
61 # if defined(OPUS_ARM_PRESUME_NEON)
62 #  define PRESUME_NEON(name) name ## _neon
63 # else
64 #  define PRESUME_NEON(name) PRESUME_MEDIA(name)
65 # endif
66 
67 # if defined(OPUS_HAVE_RTCD)
68 int opus_select_arch(void);
69 
70 #define OPUS_ARCH_ARM_V4    (0)
71 #define OPUS_ARCH_ARM_EDSP  (1)
72 #define OPUS_ARCH_ARM_MEDIA (2)
73 #define OPUS_ARCH_ARM_NEON  (3)
74 
75 # endif
76 
77 #endif
78