tor-browser

The Tor Browser
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mc.h (3605B)


      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_MC_H
     29 #define DAV1D_SRC_LOONGARCH_MC_H
     30 
     31 #include "config.h"
     32 #include "src/mc.h"
     33 #include "src/cpu.h"
     34 
     35 #define init_mc_fn(type, name, suffix) \
     36    c->mc[type] = BF(dav1d_put_##name, suffix)
     37 #define init_mct_fn(type, name, suffix) \
     38    c->mct[type] = BF(dav1d_prep_##name, suffix)
     39 
     40 decl_avg_fn(BF(dav1d_avg, lsx));
     41 decl_w_avg_fn(BF(dav1d_w_avg, lsx));
     42 decl_mask_fn(BF(dav1d_mask, lsx));
     43 decl_warp8x8_fn(BF(dav1d_warp_affine_8x8, lsx));
     44 decl_warp8x8t_fn(BF(dav1d_warp_affine_8x8t, lsx));
     45 decl_w_mask_fn(BF(dav1d_w_mask_420, lsx));
     46 decl_blend_fn(BF(dav1d_blend, lsx));
     47 decl_blend_dir_fn(BF(dav1d_blend_v, lsx));
     48 decl_blend_dir_fn(BF(dav1d_blend_h, lsx));
     49 decl_emu_edge_fn(BF(dav1d_emu_edge, lsx));
     50 
     51 decl_8tap_fns(lsx);
     52 
     53 decl_avg_fn(BF(dav1d_avg, lasx));
     54 decl_w_avg_fn(BF(dav1d_w_avg, lasx));
     55 decl_mask_fn(BF(dav1d_mask, lasx));
     56 decl_warp8x8_fn(BF(dav1d_warp_affine_8x8, lasx));
     57 decl_warp8x8t_fn(BF(dav1d_warp_affine_8x8t, lasx));
     58 decl_w_mask_fn(BF(dav1d_w_mask_420, lasx));
     59 decl_blend_dir_fn(BF(dav1d_blend_h, lasx));
     60 
     61 decl_8tap_gen(mct, prep, lasx);
     62 
     63 static ALWAYS_INLINE void mc_dsp_init_loongarch(Dav1dMCDSPContext *const c) {
     64 #if BITDEPTH == 8
     65    const unsigned flags = dav1d_get_cpu_flags();
     66 
     67    if (!(flags & DAV1D_LOONGARCH_CPU_FLAG_LSX)) return;
     68 
     69    c->avg = BF(dav1d_avg, lsx);
     70    c->w_avg = BF(dav1d_w_avg, lsx);
     71    c->mask = BF(dav1d_mask, lsx);
     72    c->warp8x8 = BF(dav1d_warp_affine_8x8, lsx);
     73    c->warp8x8t = BF(dav1d_warp_affine_8x8t, lsx);
     74    c->w_mask[2] = BF(dav1d_w_mask_420, lsx);
     75    c->blend = BF(dav1d_blend, lsx);
     76    c->blend_v = BF(dav1d_blend_v, lsx);
     77    c->blend_h = BF(dav1d_blend_h, lsx);
     78    c->emu_edge = BF(dav1d_emu_edge, lsx);
     79 
     80    init_8tap_fns(lsx);
     81 
     82    if (!(flags & DAV1D_LOONGARCH_CPU_FLAG_LASX)) return;
     83 
     84    c->avg = BF(dav1d_avg, lasx);
     85    c->w_avg = BF(dav1d_w_avg, lasx);
     86    c->mask = BF(dav1d_mask, lasx);
     87    c->warp8x8 = BF(dav1d_warp_affine_8x8, lasx);
     88    c->warp8x8t = BF(dav1d_warp_affine_8x8t, lasx);
     89    c->w_mask[2] = BF(dav1d_w_mask_420, lasx);
     90    c->blend_h = BF(dav1d_blend_h, lasx);
     91 
     92    init_8tap_gen(mct, lasx);
     93 #endif
     94 }
     95 
     96 #endif /* DAV1D_SRC_LOONGARCH_MC_H */