Remove av1_use_hp_mv()

It always returns true since the related misc_fix[1] was merged.

[1] 23e83574b6a5105bdc686c49f2d5909f33ea721f

Change-Id: Ie3af685572a2f0a42d2b9fb9903c1abeea225dfd
diff --git a/av1/encoder/encodemv.c b/av1/encoder/encodemv.c
index f970c8f..9b6e0d9 100644
--- a/av1/encoder/encodemv.c
+++ b/av1/encoder/encodemv.c
@@ -261,7 +261,6 @@
                    const nmv_context *mvctx, int usehp) {
   const MV diff = { mv->row - ref->row, mv->col - ref->col };
   const MV_JOINT_TYPE j = av1_get_mv_joint(&diff);
-  usehp = usehp && av1_use_mv_hp(ref);
 #if CONFIG_REF_MV
   (void)is_compound;
 #endif
@@ -318,7 +317,7 @@
       nmv_context_counts *counts = &nmv_counts[nmv_ctx];
       (void)pred_mvs;
 #endif
-      av1_inc_mv(&diff, counts, av1_use_mv_hp(ref));
+      av1_inc_mv(&diff, counts, 1);
     }
   } else if (mode == NEAREST_NEWMV || mode == NEAR_NEWMV) {
     const MV *ref = &mbmi_ext->ref_mvs[mbmi->ref_frame[1]][0].as_mv;
@@ -331,7 +330,7 @@
                     mbmi_ext->ref_mv_stack[rf_type], 1, mbmi->ref_mv_idx);
     nmv_context_counts *counts = &nmv_counts[nmv_ctx];
 #endif
-    av1_inc_mv(&diff, counts, av1_use_mv_hp(ref));
+    av1_inc_mv(&diff, counts, 1);
   } else if (mode == NEW_NEARESTMV || mode == NEW_NEARMV) {
     const MV *ref = &mbmi_ext->ref_mvs[mbmi->ref_frame[0]][0].as_mv;
     const MV diff = { mvs[0].as_mv.row - ref->row,
@@ -343,7 +342,7 @@
                     mbmi_ext->ref_mv_stack[rf_type], 0, mbmi->ref_mv_idx);
     nmv_context_counts *counts = &nmv_counts[nmv_ctx];
 #endif
-    av1_inc_mv(&diff, counts, av1_use_mv_hp(ref));
+    av1_inc_mv(&diff, counts, 1);
   }
 }
 
@@ -372,7 +371,7 @@
                       mbmi_ext->ref_mv_stack[rf_type], i, mbmi->ref_mv_idx);
       nmv_context_counts *counts = &nmv_counts[nmv_ctx];
 #endif
-      av1_inc_mv(&diff, counts, av1_use_mv_hp(ref));
+      av1_inc_mv(&diff, counts, 1);
     }
   } else if (mode == NEAREST_NEWMV || mode == NEAR_NEWMV) {
     const MV *ref = &mi->bmi[block].ref_mv[1].as_mv;
@@ -385,7 +384,7 @@
                     mbmi_ext->ref_mv_stack[rf_type], 1, mbmi->ref_mv_idx);
     nmv_context_counts *counts = &nmv_counts[nmv_ctx];
 #endif
-    av1_inc_mv(&diff, counts, av1_use_mv_hp(ref));
+    av1_inc_mv(&diff, counts, 1);
   } else if (mode == NEW_NEARESTMV || mode == NEW_NEARMV) {
     const MV *ref = &mi->bmi[block].ref_mv[0].as_mv;
     const MV diff = { mvs[0].as_mv.row - ref->row,
@@ -397,7 +396,7 @@
                     mbmi_ext->ref_mv_stack[rf_type], 0, mbmi->ref_mv_idx);
     nmv_context_counts *counts = &nmv_counts[nmv_ctx];
 #endif
-    av1_inc_mv(&diff, counts, av1_use_mv_hp(ref));
+    av1_inc_mv(&diff, counts, 1);
   }
 }
 #else
@@ -425,7 +424,7 @@
 #endif
     const MV diff = { mvs[i].as_mv.row - ref->row,
                       mvs[i].as_mv.col - ref->col };
-    av1_inc_mv(&diff, counts, av1_use_mv_hp(ref));
+    av1_inc_mv(&diff, counts, 1);
   }
 }
 #endif  // CONFIG_EXT_INTER
diff --git a/av1/encoder/mcomp.c b/av1/encoder/mcomp.c
index 3fbceab..4b54a2c 100644
--- a/av1/encoder/mcomp.c
+++ b/av1/encoder/mcomp.c
@@ -424,7 +424,7 @@
   tr = br;
   tc = bc;
 
-  if (allow_hp && av1_use_mv_hp(ref_mv) && forced_stop == 0) {
+  if (allow_hp && forced_stop == 0) {
     hstep >>= 1;
     FIRST_LEVEL_CHECKS;
     if (eighthiters > 1) {
@@ -484,7 +484,7 @@
     }
   }
 
-  if (allow_hp && av1_use_mv_hp(ref_mv) && forced_stop == 0) {
+  if (allow_hp && forced_stop == 0) {
     tr = br;
     tc = bc;
     hstep >>= 1;
@@ -572,7 +572,7 @@
     tc = bc;
   }
 
-  if (allow_hp && av1_use_mv_hp(ref_mv) && forced_stop == 0) {
+  if (allow_hp && forced_stop == 0) {
     hstep >>= 1;
     FIRST_LEVEL_CHECKS;
     if (eighthiters > 1) {
@@ -687,7 +687,7 @@
   unsigned int cost_array[5];
   int kr, kc;
 
-  if (!(allow_hp && av1_use_mv_hp(ref_mv)))
+  if (!allow_hp)
     if (round == 3) round = 2;
 
   bestmv->row *= 8;
@@ -2446,7 +2446,7 @@
     tc = bc;
   }
 
-  if (allow_hp && av1_use_mv_hp(ref_mv) && forced_stop == 0) {
+  if (allow_hp && forced_stop == 0) {
     hstep >>= 1;
     FIRST_LEVEL_CHECKS;
     if (eighthiters > 1) {
@@ -2581,7 +2581,7 @@
   y_stride = pd->pre[is_second].stride;
   offset = bestmv->row * y_stride + bestmv->col;
 
-  if (!(allow_hp && av1_use_mv_hp(ref_mv)))
+  if (!allow_hp)
     if (round == 3) round = 2;
 
   bestmv->row *= 8;
@@ -3083,7 +3083,7 @@
   y_stride = pd->pre[is_second].stride;
   offset = bestmv->row * y_stride + bestmv->col;
 
-  if (!(allow_hp && av1_use_mv_hp(ref_mv)))
+  if (!allow_hp)
     if (round == 3) round = 2;
 
   bestmv->row *= 8;
diff --git a/av1/encoder/rdopt.c b/av1/encoder/rdopt.c
index 008da3c..f49446b 100644
--- a/av1/encoder/rdopt.c
+++ b/av1/encoder/rdopt.c
@@ -4220,8 +4220,7 @@
 #endif  // CONFIG_EXT_INTER
       this_mv[0].as_int = seg_mvs[mbmi->ref_frame[0]].as_int;
 #if CONFIG_EXT_INTER
-      if (!cpi->common.allow_high_precision_mv ||
-          !av1_use_mv_hp(&best_ref_mv[0]->as_mv))
+      if (!cpi->common.allow_high_precision_mv)
         lower_mv_precision(&this_mv[0].as_mv, 0);
 #endif  // CONFIG_EXT_INTER
 
@@ -4280,11 +4279,9 @@
         this_mv[0].as_int = compound_seg_newmvs[0].as_int;
         this_mv[1].as_int = compound_seg_newmvs[1].as_int;
       }
-      if (!cpi->common.allow_high_precision_mv ||
-          !av1_use_mv_hp(&best_ref_mv[0]->as_mv))
+      if (!cpi->common.allow_high_precision_mv)
         lower_mv_precision(&this_mv[0].as_mv, 0);
-      if (!cpi->common.allow_high_precision_mv ||
-          !av1_use_mv_hp(&best_ref_mv[1]->as_mv))
+      if (!cpi->common.allow_high_precision_mv)
         lower_mv_precision(&this_mv[1].as_mv, 0);
       thismvcost += av1_mv_bit_cost(&this_mv[0].as_mv, &best_ref_mv[0]->as_mv,
                                     mvjcost, mvcost, MV_COST_WEIGHT_SUB);
@@ -4294,8 +4291,7 @@
     case NEW_NEARMV:
     case NEW_NEARESTMV:
       this_mv[0].as_int = seg_mvs[mbmi->ref_frame[0]].as_int;
-      if (!cpi->common.allow_high_precision_mv ||
-          !av1_use_mv_hp(&best_ref_mv[0]->as_mv))
+      if (!cpi->common.allow_high_precision_mv)
         lower_mv_precision(&this_mv[0].as_mv, 0);
       thismvcost += av1_mv_bit_cost(&this_mv[0].as_mv, &best_ref_mv[0]->as_mv,
                                     mvjcost, mvcost, MV_COST_WEIGHT_SUB);
@@ -4305,8 +4301,7 @@
     case NEAREST_NEWMV:
       this_mv[0].as_int = frame_mv[mode][mbmi->ref_frame[0]].as_int;
       this_mv[1].as_int = seg_mvs[mbmi->ref_frame[1]].as_int;
-      if (!cpi->common.allow_high_precision_mv ||
-          !av1_use_mv_hp(&best_ref_mv[1]->as_mv))
+      if (!cpi->common.allow_high_precision_mv)
         lower_mv_precision(&this_mv[1].as_mv, 0);
       thismvcost += av1_mv_bit_cost(&this_mv[1].as_mv, &best_ref_mv[1]->as_mv,
                                     mvjcost, mvcost, MV_COST_WEIGHT_SUB);
@@ -5147,8 +5142,7 @@
         if (!has_second_rf &&
 #if CONFIG_EXT_INTER
             have_newmv_in_inter_mode(this_mode) &&
-            (seg_mvs[index][mv_idx][mbmi->ref_frame[0]].as_int == INVALID_MV ||
-             av1_use_mv_hp(&bsi->ref_mv[0]->as_mv) == 0)
+            (seg_mvs[index][mv_idx][mbmi->ref_frame[0]].as_int == INVALID_MV)
 #else
             this_mode == NEWMV &&
             (seg_mvs[index][mbmi->ref_frame[0]].as_int == INVALID_MV ||