tor-browser

The Tor Browser
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itx.h (4977B)


      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 
     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 */