1*a58d3d2aSXin Li /* Copyright (c) 2010 Xiph.Org Foundation
2*a58d3d2aSXin Li * Copyright (c) 2013 Parrot */
3*a58d3d2aSXin Li /*
4*a58d3d2aSXin Li Redistribution and use in source and binary forms, with or without
5*a58d3d2aSXin Li modification, are permitted provided that the following conditions
6*a58d3d2aSXin Li are met:
7*a58d3d2aSXin Li
8*a58d3d2aSXin Li - Redistributions of source code must retain the above copyright
9*a58d3d2aSXin Li notice, this list of conditions and the following disclaimer.
10*a58d3d2aSXin Li
11*a58d3d2aSXin Li - Redistributions in binary form must reproduce the above copyright
12*a58d3d2aSXin Li notice, this list of conditions and the following disclaimer in the
13*a58d3d2aSXin Li documentation and/or other materials provided with the distribution.
14*a58d3d2aSXin Li
15*a58d3d2aSXin Li THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16*a58d3d2aSXin Li ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17*a58d3d2aSXin Li LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18*a58d3d2aSXin Li A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
19*a58d3d2aSXin Li OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20*a58d3d2aSXin Li EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21*a58d3d2aSXin Li PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
22*a58d3d2aSXin Li PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
23*a58d3d2aSXin Li LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
24*a58d3d2aSXin Li NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25*a58d3d2aSXin Li SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*a58d3d2aSXin Li */
27*a58d3d2aSXin Li
28*a58d3d2aSXin Li #ifndef CPU_SUPPORT_H
29*a58d3d2aSXin Li #define CPU_SUPPORT_H
30*a58d3d2aSXin Li
31*a58d3d2aSXin Li #include "opus_types.h"
32*a58d3d2aSXin Li #include "opus_defines.h"
33*a58d3d2aSXin Li
34*a58d3d2aSXin Li #if defined(OPUS_HAVE_RTCD) && \
35*a58d3d2aSXin Li (defined(OPUS_ARM_ASM) || defined(OPUS_ARM_MAY_HAVE_NEON_INTR))
36*a58d3d2aSXin Li #include "arm/armcpu.h"
37*a58d3d2aSXin Li
38*a58d3d2aSXin Li /* We currently support 5 ARM variants:
39*a58d3d2aSXin Li * arch[0] -> ARMv4
40*a58d3d2aSXin Li * arch[1] -> ARMv5E
41*a58d3d2aSXin Li * arch[2] -> ARMv6
42*a58d3d2aSXin Li * arch[3] -> NEON
43*a58d3d2aSXin Li * arch[4] -> NEON+DOTPROD
44*a58d3d2aSXin Li */
45*a58d3d2aSXin Li #define OPUS_ARCHMASK 7
46*a58d3d2aSXin Li
47*a58d3d2aSXin Li #elif defined(OPUS_HAVE_RTCD) && \
48*a58d3d2aSXin Li ((defined(OPUS_X86_MAY_HAVE_SSE) && !defined(OPUS_X86_PRESUME_SSE)) || \
49*a58d3d2aSXin Li (defined(OPUS_X86_MAY_HAVE_SSE2) && !defined(OPUS_X86_PRESUME_SSE2)) || \
50*a58d3d2aSXin Li (defined(OPUS_X86_MAY_HAVE_SSE4_1) && !defined(OPUS_X86_PRESUME_SSE4_1)) || \
51*a58d3d2aSXin Li (defined(OPUS_X86_MAY_HAVE_AVX2) && !defined(OPUS_X86_PRESUME_AVX2)))
52*a58d3d2aSXin Li
53*a58d3d2aSXin Li #include "x86/x86cpu.h"
54*a58d3d2aSXin Li /* We currently support 5 x86 variants:
55*a58d3d2aSXin Li * arch[0] -> non-sse
56*a58d3d2aSXin Li * arch[1] -> sse
57*a58d3d2aSXin Li * arch[2] -> sse2
58*a58d3d2aSXin Li * arch[3] -> sse4.1
59*a58d3d2aSXin Li * arch[4] -> avx
60*a58d3d2aSXin Li */
61*a58d3d2aSXin Li #define OPUS_ARCHMASK 7
62*a58d3d2aSXin Li int opus_select_arch(void);
63*a58d3d2aSXin Li
64*a58d3d2aSXin Li #else
65*a58d3d2aSXin Li #define OPUS_ARCHMASK 0
66*a58d3d2aSXin Li
opus_select_arch(void)67*a58d3d2aSXin Li static OPUS_INLINE int opus_select_arch(void)
68*a58d3d2aSXin Li {
69*a58d3d2aSXin Li return 0;
70*a58d3d2aSXin Li }
71*a58d3d2aSXin Li #endif
72*a58d3d2aSXin Li #endif
73