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1 /* Copyright (c) 2016  Jean-Marc Valin */
2 /*
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 
7    - Redistributions of source code must retain the above copyright
8    notice, this list of conditions and the following disclaimer.
9 
10    - Redistributions in binary form must reproduce the above copyright
11    notice, 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
15    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
16    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
17    A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
18    OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
22    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
23    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26 
27 #ifndef VQ_SSE_H
28 #define VQ_SSE_H
29 
30 #if defined(OPUS_X86_MAY_HAVE_SSE2) && !defined(FIXED_POINT)
31 #define OVERRIDE_OP_PVQ_SEARCH
32 
33 opus_val16 op_pvq_search_sse2(celt_norm *_X, int *iy, int K, int N, int arch);
34 
35 #if defined(OPUS_X86_PRESUME_SSE2)
36 #define op_pvq_search(x, iy, K, N, arch) \
37     (op_pvq_search_sse2(x, iy, K, N, arch))
38 
39 #else
40 
41 extern opus_val16 (*const OP_PVQ_SEARCH_IMPL[OPUS_ARCHMASK + 1])(
42       celt_norm *_X, int *iy, int K, int N, int arch);
43 
44 #  define op_pvq_search(X, iy, K, N, arch) \
45     ((*OP_PVQ_SEARCH_IMPL[(arch) & OPUS_ARCHMASK])(X, iy, K, N, arch))
46 
47 #endif
48 #endif
49 
50 #endif
51