1 /*
2 * Copyright © 2018, VideoLAN and dav1d authors
3 * Copyright © 2023, Nathan Egge
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 #include "src/cpu.h"
29 #include "src/itx.h"
30
31 #define decl_itx_fns(ext) \
32 decl_itx17_fns( 4, 4, ext); \
33 decl_itx16_fns( 4, 8, ext); \
34 decl_itx16_fns( 4, 16, ext); \
35 decl_itx16_fns( 8, 4, ext); \
36 decl_itx16_fns( 8, 8, ext); \
37 decl_itx16_fns( 8, 16, ext); \
38 decl_itx16_fns(16, 4, ext); \
39 decl_itx16_fns(16, 8, ext); \
40 decl_itx16_fns(16, 16, ext)
41
42 decl_itx_fns(rvv);
43
itx_dsp_init_riscv(Dav1dInvTxfmDSPContext * const c,int const bpc)44 static ALWAYS_INLINE void itx_dsp_init_riscv(Dav1dInvTxfmDSPContext *const c, int const bpc) {
45 const unsigned flags = dav1d_get_cpu_flags();
46
47 if (!(flags & DAV1D_RISCV_CPU_FLAG_V)) return;
48
49 #if BITDEPTH == 8
50 assign_itx17_fn( , 4, 4, rvv);
51 assign_itx16_fn(R, 4, 8, rvv);
52 assign_itx16_fn(R, 4, 16, rvv);
53 assign_itx16_fn(R, 8, 4, rvv);
54 assign_itx16_fn( , 8, 8, rvv);
55 assign_itx16_fn(R, 8, 16, rvv);
56 assign_itx16_fn(R, 16, 4, rvv);
57 assign_itx16_fn(R, 16, 8, rvv);
58 assign_itx12_fn( , 16, 16, rvv);
59 #endif
60 }
61