1 /*
2 * Copyright © 2023, VideoLAN and dav1d authors
3 * Copyright © 2023, Loongson Technology Corporation Limited
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright notice, this
10 * list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright notice,
13 * this list of conditions and the following disclaimer in the documentation
14 * and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #ifndef DAV1D_SRC_LOONGARCH_REFMVS_H
29 #define DAV1D_SRC_LOONGARCH_REFMVS_H
30
31 #include "src/cpu.h"
32 #include "src/refmvs.h"
33
34 decl_splat_mv_fn(dav1d_splat_mv_lsx);
35 decl_load_tmvs_fn(dav1d_load_tmvs_lsx);
36 decl_save_tmvs_fn(dav1d_save_tmvs_lsx);
37
refmvs_dsp_init_loongarch(Dav1dRefmvsDSPContext * const c)38 static ALWAYS_INLINE void refmvs_dsp_init_loongarch(Dav1dRefmvsDSPContext *const c) {
39 const unsigned flags = dav1d_get_cpu_flags();
40
41 if (!(flags & DAV1D_LOONGARCH_CPU_FLAG_LSX)) return;
42
43 c->splat_mv = dav1d_splat_mv_lsx;
44 c->load_tmvs = dav1d_load_tmvs_lsx;
45 c->save_tmvs = dav1d_save_tmvs_lsx;
46 }
47
48 #endif /* DAV1D_SRC_LOONGARCH_REFMVS_H */
49