/*

 * Copyright © 2021, VideoLAN and dav1d authors

 * Copyright © 2021, 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 "src/cpu.h"

#include "src/refmvs.h"

decl_load_tmvs_fn(dav1d_load_tmvs_sse4);

decl_save_tmvs_fn(dav1d_save_tmvs_ssse3);

decl_save_tmvs_fn(dav1d_save_tmvs_avx2);

decl_save_tmvs_fn(dav1d_save_tmvs_avx512icl);

decl_splat_mv_fn(dav1d_splat_mv_sse2);

decl_splat_mv_fn(dav1d_splat_mv_avx2);

decl_splat_mv_fn(dav1d_splat_mv_avx512icl);

static ALWAYS_INLINE void refmvs_dsp_init_x86(Dav1dRefmvsDSPContext *const c) {

    const unsigned flags = dav1d_get_cpu_flags();

    if (!(flags & DAV1D_X86_CPU_FLAG_SSE2)) return;

    c->splat_mv = dav1d_splat_mv_sse2;

    if (!(flags & DAV1D_X86_CPU_FLAG_SSSE3)) return;

    c->save_tmvs = dav1d_save_tmvs_ssse3;

    if (!(flags & DAV1D_X86_CPU_FLAG_SSE41)) return;

#if ARCH_X86_64

    c->load_tmvs = dav1d_load_tmvs_sse4;

    if (!(flags & DAV1D_X86_CPU_FLAG_AVX2)) return;

    c->save_tmvs = dav1d_save_tmvs_avx2;

    c->splat_mv = dav1d_splat_mv_avx2;

    if (!(flags & DAV1D_X86_CPU_FLAG_AVX512ICL)) return;

    c->save_tmvs = dav1d_save_tmvs_avx512icl;

    c->splat_mv = dav1d_splat_mv_avx512icl;

#endif

}