c->idct_idct = simple_idct_axp;
c->idct = simple_idct_axp;
void dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx){    c->put_pixels_tab[0][0] = put_pixels16_axp_asm;    c->put_pixels_tab[0][1] = put_pixels16_x2_axp;    c->put_pixels_tab[0][2] = put_pixels16_y2_axp;    c->put_pixels_tab[0][3] = put_pixels16_xy2_axp;    c->put_no_rnd_pixels_tab[0][0] = put_pixels16_axp_asm;    c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_axp;    c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_axp;    c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy2_axp;    c->avg_pixels_tab[0][0] = avg_pixels16_axp;    c->avg_pixels_tab[0][1] = avg_pixels16_x2_axp;    c->avg_pixels_tab[0][2] = avg_pixels16_y2_axp;    c->avg_pixels_tab[0][3] = avg_pixels16_xy2_axp;    c->avg_no_rnd_pixels_tab[0][0] = avg_no_rnd_pixels16_axp;    c->avg_no_rnd_pixels_tab[0][1] = avg_no_rnd_pixels16_x2_axp;    c->avg_no_rnd_pixels_tab[0][2] = avg_no_rnd_pixels16_y2_axp;    c->avg_no_rnd_pixels_tab[0][3] = avg_no_rnd_pixels16_xy2_axp;    c->put_pixels_tab[1][0] = put_pixels_axp_asm;    c->put_pixels_tab[1][1] = put_pixels_x2_axp;    c->put_pixels_tab[1][2] = put_pixels_y2_axp;    c->put_pixels_tab[1][3] = put_pixels_xy2_axp;    c->put_no_rnd_pixels_tab[1][0] = put_pixels_axp_asm;    c->put_no_rnd_pixels_tab[1][1] = put_no_rnd_pixels_x2_axp;    c->put_no_rnd_pixels_tab[1][2] = put_no_rnd_pixels_y2_axp;    c->put_no_rnd_pixels_tab[1][3] = put_no_rnd_pixels_xy2_axp;    c->avg_pixels_tab[1][0] = avg_pixels_axp;    c->avg_pixels_tab[1][1] = avg_pixels_x2_axp;    c->avg_pixels_tab[1][2] = avg_pixels_y2_axp;    c->avg_pixels_tab[1][3] = avg_pixels_xy2_axp;    c->avg_no_rnd_pixels_tab[1][0] = avg_no_rnd_pixels_axp;    c->avg_no_rnd_pixels_tab[1][1] = avg_no_rnd_pixels_x2_axp;    c->avg_no_rnd_pixels_tab[1][2] = avg_no_rnd_pixels_y2_axp;    c->avg_no_rnd_pixels_tab[1][3] = avg_no_rnd_pixels_xy2_axp;    c->clear_blocks = clear_blocks_axp;    /* amask clears all bits that correspond to present features.  */    if (amask(AMASK_MVI) == 0) {        c->put_pixels_clamped = put_pixels_clamped_mvi_asm;        c->add_pixels_clamped = add_pixels_clamped_mvi_asm;        c->get_pixels       = get_pixels_mvi;        c->diff_pixels      = diff_pixels_mvi;        c->sad[0]           = sad16x16_mvi;        c->sad[1]           = sad8x8_mvi;        c->pix_abs8x8       = pix_abs8x8_mvi;        c->pix_abs16x16     = pix_abs16x16_mvi_asm;        c->pix_abs16x16_x2  = pix_abs16x16_x2_mvi;        c->pix_abs16x16_y2  = pix_abs16x16_y2_mvi;        c->pix_abs16x16_xy2 = pix_abs16x16_xy2_mvi;    }    put_pixels_clamped_axp_p = c->put_pixels_clamped;    add_pixels_clamped_axp_p = c->add_pixels_clamped;        c->idct_put = simple_idct_put_axp;    c->idct_add = simple_idct_add_axp;    c->idct_idct = simple_idct_axp;}