mirror of
https://github.com/UberGames/lilium-voyager.git
synced 2024-12-15 14:40:53 +00:00
93 lines
2.8 KiB
C
93 lines
2.8 KiB
C
|
/***********************************************************************
|
||
|
|
Copyright (c) 2006-2011, Skype Limited. All rights reserved.
|
||
|
|
Redistribution and use in source and binary forms, with or without
|
||
|
|
modification, are permitted provided that the following conditions
|
||
|
|
are met:
|
||
|
|
- Redistributions of source code must retain the above copyright notice,
|
||
|
|
this list of conditions and the following disclaimer.
|
||
|
|
- Redistributions in binary form must reproduce the above copyright
|
||
|
|
notice, this list of conditions and the following disclaimer in the
|
||
|
|
documentation and/or other materials provided with the distribution.
|
||
|
|
- Neither the name of Internet Society, IETF or IETF Trust, nor the
|
||
|
|
names of specific contributors, may be used to endorse or promote
|
||
|
|
products derived from this software without specific prior written
|
||
|
|
permission.
|
||
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||
|
|
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
|
|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
|
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
||
|
|
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||
|
|
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||
|
|
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||
|
|
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||
|
|
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||
|
|
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||
|
|
POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
***********************************************************************/
|
||
|
|
|
||
|
|
|
||
|
|
#ifndef __SILK_MACROS_MIPSR1_H__
|
||
|
|
#define __SILK_MACROS_MIPSR1_H__
|
||
|
|
|
||
|
|
#define mips_clz(x) __builtin_clz(x)
|
||
|
|
|
||
|
|
#undef silk_SMULWB
|
||
|
|
static inline int silk_SMULWB(int a, int b)
|
||
|
|
{
|
||
|
|
long long ac;
|
||
|
|
int c;
|
||
|
|
|
||
|
|
ac = __builtin_mips_mult(a, (opus_int32)(opus_int16)b);
|
||
|
|
c = __builtin_mips_extr_w(ac, 16);
|
||
|
|
|
||
|
|
return c;
|
||
|
|
}
|
||
|
|
|
||
|
|
#undef silk_SMLAWB
|
||
|
|
#define silk_SMLAWB(a32, b32, c32) ((a32) + silk_SMULWB(b32, c32))
|
||
|
|
|
||
|
|
#undef silk_SMULWW
|
||
|
|
static inline int silk_SMULWW(int a, int b)
|
||
|
|
{
|
||
|
|
long long ac;
|
||
|
|
int c;
|
||
|
|
|
||
|
|
ac = __builtin_mips_mult(a, b);
|
||
|
|
c = __builtin_mips_extr_w(ac, 16);
|
||
|
|
|
||
|
|
return c;
|
||
|
|
}
|
||
|
|
|
||
|
|
#undef silk_SMLAWW
|
||
|
|
static inline int silk_SMLAWW(int a, int b, int c)
|
||
|
|
{
|
||
|
|
long long ac;
|
||
|
|
int res;
|
||
|
|
|
||
|
|
ac = __builtin_mips_mult(b, c);
|
||
|
|
res = __builtin_mips_extr_w(ac, 16);
|
||
|
|
res += a;
|
||
|
|
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
|
||
|
|
#define OVERRIDE_silk_CLZ16
|
||
|
|
static inline opus_int32 silk_CLZ16(opus_int16 in16)
|
||
|
|
{
|
||
|
|
int re32;
|
||
|
|
opus_int32 in32 = (opus_int32 )in16;
|
||
|
|
re32 = mips_clz(in32);
|
||
|
|
re32-=16;
|
||
|
|
return re32;
|
||
|
|
}
|
||
|
|
|
||
|
|
#define OVERRIDE_silk_CLZ32
|
||
|
|
static inline opus_int32 silk_CLZ32(opus_int32 in32)
|
||
|
|
{
|
||
|
|
int re32;
|
||
|
|
re32 = mips_clz(in32);
|
||
|
|
return re32;
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* __SILK_MACROS_MIPSR1_H__ */
|