/*
 * Copyright © 2018, VideoLAN and dav2d authors
 * Copyright © 2018, Two Orioles, LLC
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"

#include "src/mc.h"
#include "src/cpu.h"

decl_8tap_fns(neon);
decl_8tap_fns(neon_dotprod);
decl_8tap_fns(neon_i8mm);
decl_8tap_fns(sve2);

decl_mc_fn(BF(dav2d_put_bilin, neon));
decl_mct_fn(BF(dav2d_prep_bilin, neon));

decl_avg_fn(BF(dav2d_avg, neon));
decl_w_avg_fn(BF(dav2d_w_avg, neon));
decl_mask_fn(BF(dav2d_mask, neon));
decl_blend_fn(BF(dav2d_blend, neon));

decl_w_mask_fn(BF(dav2d_w_mask_444, neon));
decl_w_mask_fn(BF(dav2d_w_mask_422, neon));
decl_w_mask_fn(BF(dav2d_w_mask_420, neon));

decl_warp8x8_fn(BF(dav2d_warp_affine_8x8, neon));
decl_warp8x8t_fn(BF(dav2d_warp_affine_8x8t, neon));

decl_emu_edge_fn(BF(dav2d_emu_edge, neon));

decl_sad_refine_mv_fn(BF(dav2d_sad_refine_mv, neon));

decl_sad8x8_fn(BF(dav2d_sad8x8, neon));

static ALWAYS_INLINE void mc_dsp_init_arm(Dav2dMCDSPContext *const c) {
#define init_mc_fn(type, name, suffix) \
    c->mc[type] = BF(dav2d_put_##name, suffix)
#define init_mct_fn(type, name, suffix) \
    c->mct[type] = BF(dav2d_prep_##name, suffix)
    const unsigned flags = dav2d_get_cpu_flags();

    if (!(flags & DAV2D_ARM_CPU_FLAG_NEON)) return;

    init_8tap_fns(neon);

    init_mc_fn (DAV2D_FILTER_BILINEAR, bilin, neon);
    init_mct_fn(DAV2D_FILTER_BILINEAR, bilin, neon);

    c->avg = BF(dav2d_avg, neon);
    c->w_avg = BF(dav2d_w_avg, neon);
    c->mask = BF(dav2d_mask, neon);
    c->blend = BF(dav2d_blend, neon);
    c->w_mask[0] = BF(dav2d_w_mask_444, neon);
    c->w_mask[1] = BF(dav2d_w_mask_422, neon);
    c->w_mask[2] = BF(dav2d_w_mask_420, neon);
    c->warp8x8 = BF(dav2d_warp_affine_8x8, neon);
    c->warp8x8t = BF(dav2d_warp_affine_8x8t, neon);
    c->emu_edge = BF(dav2d_emu_edge, neon);
#if BITDEPTH == 8
    c->sad_refine_mv = BF(dav2d_sad_refine_mv, neon);
    c->sad8x8 = BF(dav2d_sad8x8, neon);
#endif

#if ARCH_AARCH64
#if BITDEPTH == 8
#if HAVE_DOTPROD
    if (flags & DAV2D_ARM_CPU_FLAG_DOTPROD) {
        init_8tap_fns(neon_dotprod);
    }
#endif  // HAVE_DOTPROD

#if HAVE_I8MM
    if (flags & DAV2D_ARM_CPU_FLAG_I8MM) {
        init_8tap_fns(neon_i8mm);
    }
#endif  // HAVE_I8MM
#endif  // BITDEPTH == 8

#if BITDEPTH == 16
#if HAVE_SVE2
    if (flags & DAV2D_ARM_CPU_FLAG_SVE2) {
        init_8tap_fns(sve2);
    }
#endif  // HAVE_SVE2
#endif  // BITDEPTH == 16
#endif  // ARCH_AARCH64
}
