Merge "Skip buffer update in sub8x8 rd loop"

diff --cc vp9/encoder/vp9_rdopt.c
index bd991397b747ecd706c46716b13ef6a1300c1427,69e45e800130ade9309570cb14659f1e51da8342..775e107458083acfe50b5cef43891e5f685d4c93
--- 1/vp9/encoder/vp9_rdopt.c
--- 2/vp9/encoder/vp9_rdopt.c
+++ b/vp9/encoder/vp9_rdopt.c
@@@ -2166,37 -2111,34 +2166,39 @@@ static int64_t rd_pick_best_mbsegmentat
                                             int *skippable, int64_t *psse,
                                             int mvthresh,
                                             int_mv seg_mvs[4][MAX_REF_FRAMES],
 +                                           BEST_SEG_INFO *bsi_buf,
 +                                           int filter_idx,
                                             int mi_row, int mi_col) {
    int i;
 -  BEST_SEG_INFO bsi;
 -  MB_MODE_INFO * mbmi = &x->e_mbd.mode_info_context->mbmi;
 +  BEST_SEG_INFO *bsi = bsi_buf + filter_idx;
 +  MACROBLOCKD *xd = &x->e_mbd;
 +  MODE_INFO *mi = xd->mode_info_context;
 +  MB_MODE_INFO *mbmi = &mi->mbmi;
 +  int mode_idx;
  
 -  vpx_memset(&bsi, 0, sizeof(bsi));
 +  vpx_memset(bsi, 0, sizeof(*bsi));
  
 -  bsi.segment_rd = best_rd;
 -  bsi.ref_mv = best_ref_mv;
 -  bsi.second_ref_mv = second_best_ref_mv;
 -  bsi.mvp.as_int = best_ref_mv->as_int;
 -  bsi.mvthresh = mvthresh;
 +  bsi->segment_rd = best_rd;
 +  bsi->ref_mv = best_ref_mv;
 +  bsi->second_ref_mv = second_best_ref_mv;
 +  bsi->mvp.as_int = best_ref_mv->as_int;
 +  bsi->mvthresh = mvthresh;
  
    for (i = 0; i < 4; i++)
 -    bsi.modes[i] = ZEROMV;
 +    bsi->modes[i] = ZEROMV;
  
 -  rd_check_segment_txsize(cpi, x, &bsi, seg_mvs, mi_row, mi_col);
 +  rd_check_segment_txsize(cpi, x, bsi_buf, filter_idx, seg_mvs, mi_row, mi_col);
  
+   if (bsi.segment_rd > best_rd)
+     return INT64_MAX;
    /* set it to the best */
    for (i = 0; i < 4; i++) {
 -    x->e_mbd.mode_info_context->bmi[i].as_mv[0].as_int = bsi.mvs[i].as_int;
 +    mode_idx = inter_mode_offset(bsi->modes[i]);
 +    mi->bmi[i].as_mv[0].as_int = bsi->rdstat[i][mode_idx].mvs[0].as_int;
      if (mbmi->ref_frame[1] > 0)
 -      x->e_mbd.mode_info_context->bmi[i].as_mv[1].as_int =
 -      bsi.second_mvs[i].as_int;
 -    x->e_mbd.plane[0].eobs[i] = bsi.eobs[i];
 -    x->partition_info->bmi[i].mode = bsi.modes[i];
 +      mi->bmi[i].as_mv[1].as_int = bsi->rdstat[i][mode_idx].mvs[1].as_int;
 +    xd->plane[0].eobs[i] = bsi->rdstat[i][mode_idx].eobs;
 +    x->partition_info->bmi[i].mode = bsi->modes[i];
    }
  
    /*