1 /*
2 * Copyright © 2024, VideoLAN and dav1d authors
3 * Copyright © 2024, 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_IPRED_H
29 #define DAV1D_SRC_LOONGARCH_IPRED_H
30
31 #include "config.h"
32 #include "src/ipred.h"
33 #include "src/cpu.h"
34 #include "src/tables.h"
35
36 #define MULTIPLIER_1x2 0x5556
37 #define MULTIPLIER_1x4 0x3334
38 #define BASE_SHIFT 16
39
40 #define init_fn(type0, type1, name, suffix) \
41 c->type0[type1] = BF(dav1d_##name, suffix)
42
43 #define init_angular_ipred_fn(type, name, suffix) \
44 init_fn(intra_pred, type, name, suffix)
45 #define init_cfl_pred_fn(type, name, suffix) \
46 init_fn(cfl_pred, type, name, suffix)
47
48 decl_angular_ipred_fn(BF(dav1d_ipred_dc, lsx));
49 decl_angular_ipred_fn(BF(dav1d_ipred_dc_128, lsx));
50 decl_angular_ipred_fn(BF(dav1d_ipred_dc_top, lsx));
51 decl_angular_ipred_fn(BF(dav1d_ipred_dc_left, lsx));
52 decl_angular_ipred_fn(BF(dav1d_ipred_h, lsx));
53 decl_angular_ipred_fn(BF(dav1d_ipred_v, lsx));
54 decl_angular_ipred_fn(BF(dav1d_ipred_paeth, lsx));
55 decl_angular_ipred_fn(BF(dav1d_ipred_smooth, lsx));
56 decl_angular_ipred_fn(BF(dav1d_ipred_smooth_v, lsx));
57 decl_angular_ipred_fn(BF(dav1d_ipred_smooth_h, lsx));
58 decl_angular_ipred_fn(BF(dav1d_ipred_filter, lsx));
59 decl_angular_ipred_fn(BF(dav1d_ipred_z1, lsx));
60
61 decl_cfl_pred_fn(BF(dav1d_ipred_cfl, lsx));
62 decl_cfl_pred_fn(BF(dav1d_ipred_cfl_128, lsx));
63 decl_cfl_pred_fn(BF(dav1d_ipred_cfl_top, lsx));
64 decl_cfl_pred_fn(BF(dav1d_ipred_cfl_left, lsx));
65
66 decl_pal_pred_fn(BF(dav1d_pal_pred, lsx));
67
intra_pred_dsp_init_loongarch(Dav1dIntraPredDSPContext * const c)68 static ALWAYS_INLINE void intra_pred_dsp_init_loongarch(Dav1dIntraPredDSPContext *const c) {
69 const unsigned flags = dav1d_get_cpu_flags();
70
71 if (!(flags & DAV1D_LOONGARCH_CPU_FLAG_LSX)) return;
72
73 #if BITDEPTH == 8
74 init_angular_ipred_fn(DC_PRED, ipred_dc, lsx);
75 init_angular_ipred_fn(DC_128_PRED, ipred_dc_128, lsx);
76 init_angular_ipred_fn(TOP_DC_PRED, ipred_dc_top, lsx);
77 init_angular_ipred_fn(LEFT_DC_PRED, ipred_dc_left, lsx);
78 init_angular_ipred_fn(HOR_PRED, ipred_h, lsx);
79 init_angular_ipred_fn(VERT_PRED, ipred_v, lsx);
80 init_angular_ipred_fn(PAETH_PRED, ipred_paeth, lsx);
81 init_angular_ipred_fn(SMOOTH_PRED, ipred_smooth, lsx);
82 init_angular_ipred_fn(SMOOTH_V_PRED, ipred_smooth_v, lsx);
83 init_angular_ipred_fn(SMOOTH_H_PRED, ipred_smooth_h, lsx);
84 init_angular_ipred_fn(FILTER_PRED, ipred_filter, lsx);
85 init_angular_ipred_fn(Z1_PRED, ipred_z1, lsx);
86
87 init_cfl_pred_fn(DC_PRED, ipred_cfl, lsx);
88 init_cfl_pred_fn(DC_128_PRED, ipred_cfl_128, lsx);
89 init_cfl_pred_fn(TOP_DC_PRED, ipred_cfl_top, lsx);
90 init_cfl_pred_fn(LEFT_DC_PRED, ipred_cfl_left, lsx);
91
92 c->pal_pred = BF(dav1d_pal_pred, lsx);
93 #endif
94 }
95
96 #endif /* DAV1D_SRC_LOONGARCH_IPRED_H */
97