diff options
Diffstat (limited to 'lib/rbcodec/codecs/libopus/silk/cf')
-rw-r--r-- | lib/rbcodec/codecs/libopus/silk/cf/macros_cf.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/lib/rbcodec/codecs/libopus/silk/cf/macros_cf.h b/lib/rbcodec/codecs/libopus/silk/cf/macros_cf.h new file mode 100644 index 0000000000..157e1aebc5 --- /dev/null +++ b/lib/rbcodec/codecs/libopus/silk/cf/macros_cf.h | |||
@@ -0,0 +1,50 @@ | |||
1 | /*********************************************************************** | ||
2 | Copyright (C) 2013 Xiph.Org Foundation and contributors. | ||
3 | Redistribution and use in source and binary forms, with or without | ||
4 | modification, are permitted provided that the following conditions | ||
5 | are met: | ||
6 | - Redistributions of source code must retain the above copyright notice, | ||
7 | this list of conditions and the following disclaimer. | ||
8 | - Redistributions in binary form must reproduce the above copyright | ||
9 | notice, this list of conditions and the following disclaimer in the | ||
10 | documentation and/or other materials provided with the distribution. | ||
11 | - Neither the name of Internet Society, IETF or IETF Trust, nor the | ||
12 | names of specific contributors, may be used to endorse or promote | ||
13 | products derived from this software without specific prior written | ||
14 | permission. | ||
15 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
16 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
17 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
18 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | ||
19 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
20 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
21 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
22 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
23 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
24 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
25 | POSSIBILITY OF SUCH DAMAGE. | ||
26 | ***********************************************************************/ | ||
27 | |||
28 | #ifndef SILK_MACROS_CF_H | ||
29 | #define SILK_MACROS_CF_H | ||
30 | |||
31 | /* (a32 * (opus_int32)((opus_int16)(b32))) >> 16 output have to be 32bit int */ | ||
32 | #undef silk_SMULWB | ||
33 | static inline int32_t silk_SMULWB_cf(int32_t a, int16_t b) | ||
34 | { | ||
35 | int32_t r; | ||
36 | asm volatile ("mac.l %[a], %[b], %%acc0;" | ||
37 | "movclr.l %%acc0, %[r];" | ||
38 | : [r] "=r" (r) | ||
39 | : [a] "r" (a), [b] "r" (b<<15) | ||
40 | : "cc"); | ||
41 | return r; | ||
42 | } | ||
43 | |||
44 | #define silk_SMULWB(a, b) (silk_SMULWB_cf(a, b)) | ||
45 | |||
46 | /* a32 + (b32 * (opus_int32)((opus_int16)(c32))) >> 16 output have to be 32bit int */ | ||
47 | #undef silk_SMLAWB | ||
48 | #define silk_SMLAWB(a, b, c) ((a) + silk_SMULWB(b, c)) | ||
49 | |||
50 | #endif /* SILK_MACROS_CF_H */ | ||