1/*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19#include "libavutil/attributes.h"
20#include "libavutil/cpu.h"
21#include "libavutil/x86/cpu.h"
22#include "libavcodec/lossless_audiodsp.h"
23
24int32_t ff_scalarproduct_and_madd_int16_sse2(int16_t *v1, const int16_t *v2,
25                                             const int16_t *v3,
26                                             int order, int mul);
27int32_t ff_scalarproduct_and_madd_int16_ssse3(int16_t *v1, const int16_t *v2,
28                                              const int16_t *v3,
29                                              int order, int mul);
30
31int32_t ff_scalarproduct_and_madd_int32_sse4(int16_t *v1, const int32_t *v2,
32                                             const int16_t *v3,
33                                             int order, int mul);
34
35av_cold void ff_llauddsp_init_x86(LLAudDSPContext *c)
36{
37#if HAVE_X86ASM
38    int cpu_flags = av_get_cpu_flags();
39
40    if (EXTERNAL_SSE2(cpu_flags))
41        c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_sse2;
42
43    if (EXTERNAL_SSSE3(cpu_flags) &&
44        !(cpu_flags & (AV_CPU_FLAG_SSE42 | AV_CPU_FLAG_3DNOW))) // cachesplit
45        c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_ssse3;
46
47    if (EXTERNAL_SSE4(cpu_flags))
48        c->scalarproduct_and_madd_int32 = ff_scalarproduct_and_madd_int32_sse4;
49#endif
50}
51