diff options
Diffstat (limited to 'lib/rbcodec/codecs/libopus/celt/cf/kiss_fft_cf.h')
-rw-r--r-- | lib/rbcodec/codecs/libopus/celt/cf/kiss_fft_cf.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/lib/rbcodec/codecs/libopus/celt/cf/kiss_fft_cf.h b/lib/rbcodec/codecs/libopus/celt/cf/kiss_fft_cf.h new file mode 100644 index 0000000000..fe0fe2f3ca --- /dev/null +++ b/lib/rbcodec/codecs/libopus/celt/cf/kiss_fft_cf.h | |||
@@ -0,0 +1,57 @@ | |||
1 | /*Copyright (c) 2013, Xiph.Org Foundation and contributors. | ||
2 | |||
3 | All rights reserved. | ||
4 | |||
5 | Redistribution and use in source and binary forms, with or without | ||
6 | modification, are permitted provided that the following conditions are met: | ||
7 | |||
8 | * Redistributions of source code must retain the above copyright notice, | ||
9 | this list of conditions and the following disclaimer. | ||
10 | * Redistributions in binary form must reproduce the above copyright notice, | ||
11 | this list of conditions and the following disclaimer in the | ||
12 | documentation and/or other materials provided with the distribution. | ||
13 | |||
14 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
15 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
16 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
17 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | ||
18 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
19 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
20 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
21 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
22 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
23 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
24 | POSSIBILITY OF SUCH DAMAGE.*/ | ||
25 | |||
26 | #ifndef KISS_FFT_CF_H | ||
27 | #define KISS_FFT_CF_H | ||
28 | |||
29 | #if !defined(KISS_FFT_GUTS_H) | ||
30 | #error "This file should only be included from _kiss_fft_guts.h" | ||
31 | #endif | ||
32 | |||
33 | #ifdef FIXED_POINT | ||
34 | |||
35 | #undef C_MULC | ||
36 | #define C_MULC(m,a,b) \ | ||
37 | { \ | ||
38 | asm volatile("move.l (%[bp]), %%d2;" \ | ||
39 | "clr.l %%d3;" \ | ||
40 | "move.w %%d2, %%d3;" \ | ||
41 | "swap %%d3;" \ | ||
42 | "clr.w %%d2;" \ | ||
43 | "movem.l (%[ap]), %%d0-%%d1;" \ | ||
44 | "mac.l %%d0, %%d2, %%acc0;" \ | ||
45 | "mac.l %%d1, %%d3, %%acc0;" \ | ||
46 | "mac.l %%d1, %%d2, %%acc1;" \ | ||
47 | "msac.l %%d0, %%d3, %%acc1;" \ | ||
48 | "movclr.l %%acc0, %[mr];" \ | ||
49 | "movclr.l %%acc1, %[mi];" \ | ||
50 | : [mr] "=r" ((m).r), [mi] "=r" ((m).i) \ | ||
51 | : [ap] "a" (&(a)), [bp] "a" (&(b)) \ | ||
52 | : "d0", "d1", "d2", "d3", "cc"); \ | ||
53 | } | ||
54 | |||
55 | #endif /* FIXED_POINT */ | ||
56 | |||
57 | #endif /* KISS_FFT_CF_H */ | ||