xref: /aosp_15_r20/external/libdav1d/src/loongarch/itx.h (revision c09093415860a1c2373dacd84c4fde00c507cdfd)
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_ITX_H
29 #define DAV1D_SRC_LOONGARCH_ITX_H
30 
31 #include "src/cpu.h"
32 #include "src/itx.h"
33 
34 decl_itx17_fns( 4,  4, lsx);
35 decl_itx16_fns( 4,  8, lsx);
36 decl_itx16_fns( 4, 16, lsx);
37 decl_itx16_fns( 8,  4, lsx);
38 decl_itx16_fns( 8,  8, lsx);
39 decl_itx16_fns( 8, 16, lsx);
40 decl_itx2_fns ( 8, 32, lsx);
41 decl_itx16_fns(16,  8, lsx);
42 
43 decl_itx_fn(BF(dav1d_inv_txfm_add_dct_dct_16x4, lsx));
44 decl_itx_fn(BF(dav1d_inv_txfm_add_identity_identity_16x4, lsx));
45 decl_itx_fn(BF(dav1d_inv_txfm_add_adst_dct_16x4, lsx));
46 
47 decl_itx_fn(BF(dav1d_inv_txfm_add_dct_dct_16x16, lsx));
48 decl_itx_fn(BF(dav1d_inv_txfm_add_adst_adst_16x16, lsx));
49 decl_itx_fn(BF(dav1d_inv_txfm_add_adst_dct_16x16, lsx));
50 decl_itx_fn(BF(dav1d_inv_txfm_add_dct_adst_16x16, lsx));
51 decl_itx_fn(BF(dav1d_inv_txfm_add_flipadst_dct_16x16, lsx));
52 decl_itx_fn(BF(dav1d_inv_txfm_add_dct_flipadst_16x16, lsx));
53 decl_itx_fn(BF(dav1d_inv_txfm_add_adst_flipadst_16x16, lsx));
54 decl_itx_fn(BF(dav1d_inv_txfm_add_flipadst_adst_16x16, lsx));
55 
56 decl_itx_fn(BF(dav1d_inv_txfm_add_dct_dct_16x32, lsx));
57 
58 decl_itx_fn(BF(dav1d_inv_txfm_add_dct_dct_32x8, lsx));
59 
60 decl_itx_fn(BF(dav1d_inv_txfm_add_dct_dct_32x16, lsx));
61 
62 decl_itx_fn(BF(dav1d_inv_txfm_add_dct_dct_32x32, lsx));
63 
64 decl_itx_fn(BF(dav1d_inv_txfm_add_dct_dct_64x32, lsx));
65 
66 decl_itx_fn(BF(dav1d_inv_txfm_add_dct_dct_64x64, lsx));
67 
68 decl_itx_fn(BF(dav1d_inv_txfm_add_adst_adst_16x16, lasx));
69 
itx_dsp_init_loongarch(Dav1dInvTxfmDSPContext * const c,int bpc)70 static ALWAYS_INLINE void itx_dsp_init_loongarch(Dav1dInvTxfmDSPContext *const c, int bpc) {
71 #if BITDEPTH == 8
72     const unsigned flags = dav1d_get_cpu_flags();
73 
74     if (!(flags & DAV1D_LOONGARCH_CPU_FLAG_LSX)) return;
75 
76     if (BITDEPTH != 8 ) return;
77 
78     assign_itx17_fn( ,  4,  4, lsx);
79     assign_itx16_fn(R,  4,  8, lsx);
80     assign_itx16_fn(R,  4, 16, lsx);
81     assign_itx16_fn(R,  8,  4, lsx);
82     assign_itx16_fn( ,  8,  8, lsx);
83     assign_itx16_fn(R,  8, 16, lsx);
84     assign_itx2_fn (R,  8, 32, lsx);
85     assign_itx16_fn(R, 16,  8, lsx);
86     assign_itx1_fn (R, 64, 32, lsx);
87     assign_itx1_fn ( , 64, 64, lsx);
88 
89     c->itxfm_add[RTX_16X4][DCT_DCT] = dav1d_inv_txfm_add_dct_dct_16x4_8bpc_lsx;
90     c->itxfm_add[RTX_16X4][IDTX] = dav1d_inv_txfm_add_identity_identity_16x4_8bpc_lsx;
91     c->itxfm_add[RTX_16X4][DCT_ADST] = dav1d_inv_txfm_add_adst_dct_16x4_8bpc_lsx;
92 
93     c->itxfm_add[TX_16X16][DCT_DCT] = dav1d_inv_txfm_add_dct_dct_16x16_8bpc_lsx;
94     c->itxfm_add[TX_16X16][ADST_ADST] = dav1d_inv_txfm_add_adst_adst_16x16_8bpc_lsx;
95     c->itxfm_add[TX_16X16][DCT_ADST] = dav1d_inv_txfm_add_adst_dct_16x16_8bpc_lsx;
96     c->itxfm_add[TX_16X16][ADST_DCT] = dav1d_inv_txfm_add_dct_adst_16x16_8bpc_lsx;
97     c->itxfm_add[TX_16X16][DCT_FLIPADST] = dav1d_inv_txfm_add_flipadst_dct_16x16_8bpc_lsx;
98     c->itxfm_add[TX_16X16][FLIPADST_DCT] = dav1d_inv_txfm_add_dct_flipadst_16x16_8bpc_lsx;
99     c->itxfm_add[TX_16X16][FLIPADST_ADST] = dav1d_inv_txfm_add_adst_flipadst_16x16_8bpc_lsx;
100     c->itxfm_add[TX_16X16][ADST_FLIPADST] = dav1d_inv_txfm_add_flipadst_adst_16x16_8bpc_lsx;
101 
102     c->itxfm_add[RTX_16X32][DCT_DCT] = dav1d_inv_txfm_add_dct_dct_16x32_8bpc_lsx;
103 
104     c->itxfm_add[RTX_32X8][DCT_DCT] = dav1d_inv_txfm_add_dct_dct_32x8_8bpc_lsx;
105 
106     c->itxfm_add[RTX_32X16][DCT_DCT] = dav1d_inv_txfm_add_dct_dct_32x16_8bpc_lsx;
107 
108     c->itxfm_add[TX_32X32][DCT_DCT] = dav1d_inv_txfm_add_dct_dct_32x32_8bpc_lsx;
109 
110     if (!(flags & DAV1D_LOONGARCH_CPU_FLAG_LASX)) return;
111 
112     if (BITDEPTH != 8 ) return;
113 
114     c->itxfm_add[TX_16X16][ADST_ADST] = dav1d_inv_txfm_add_adst_adst_16x16_8bpc_lasx;
115 
116 #endif
117 }
118 
119 #endif /* DAV1D_SRC_LOONGARCH_ITX_H */
120