diff --git a/gcc/c-family/c-omp.cc b/gcc/c-family/c-omp.cc
index 85ba9c528c8..fec7f337772 100644
--- a/gcc/c-family/c-omp.cc
+++ b/gcc/c-family/c-omp.cc
@@ -1749,7 +1749,7 @@ c_oacc_split_loop_clauses (tree clauses, tree *not_loop_clauses,
         {
          /* Loop clauses.  */
        case OMP_CLAUSE_COLLAPSE:
-       case OMP_CLAUSE_TILE:
+       case OMP_CLAUSE_OACC_TILE:
        case OMP_CLAUSE_GANG:
        case OMP_CLAUSE_WORKER:
        case OMP_CLAUSE_VECTOR:
diff --git a/gcc/c/c-parser.cc b/gcc/c/c-parser.cc
index 9d875befccc..e7c9da99552 100644
--- a/gcc/c/c-parser.cc
+++ b/gcc/c/c-parser.cc
@@ -14183,7 +14183,7 @@ c_parser_omp_clause_collapse (c_parser *parser, tree list)
   location_t loc;

   check_no_duplicate_clause (list, OMP_CLAUSE_COLLAPSE, "collapse");
-  check_no_duplicate_clause (list, OMP_CLAUSE_TILE, "tile");
+  check_no_duplicate_clause (list, OMP_CLAUSE_OACC_TILE, "tile");

   loc = c_parser_peek_token (parser)->location;
   matching_parens parens;
@@ -15349,7 +15349,7 @@ c_parser_oacc_clause_tile (c_parser *parser, tree list)
   location_t loc;
   tree tile = NULL_TREE;

-  check_no_duplicate_clause (list, OMP_CLAUSE_TILE, "tile");
+  check_no_duplicate_clause (list, OMP_CLAUSE_OACC_TILE, "tile");
   check_no_duplicate_clause (list, OMP_CLAUSE_COLLAPSE, "collapse");

   loc = c_parser_peek_token (parser)->location;
@@ -15401,9 +15401,9 @@ c_parser_oacc_clause_tile (c_parser *parser, tree list)
   /* Consume the trailing ')'.  */
   c_parser_consume_token (parser);

-  c = build_omp_clause (loc, OMP_CLAUSE_TILE);
+  c = build_omp_clause (loc, OMP_CLAUSE_OACC_TILE);
   tile = nreverse (tile);
-  OMP_CLAUSE_TILE_LIST (c) = tile;
+  OMP_CLAUSE_OACC_TILE_LIST (c) = tile;
   OMP_CLAUSE_CHAIN (c) = list;
   return c;
 }
@@ -20270,10 +20270,10 @@ c_parser_omp_for_loop (location_t loc, c_parser *parser, enum tree_code code,
   for (cl = clauses; cl; cl = OMP_CLAUSE_CHAIN (cl))
     if (OMP_CLAUSE_CODE (cl) == OMP_CLAUSE_COLLAPSE)
       collapse = tree_to_shwi (OMP_CLAUSE_COLLAPSE_EXPR (cl));
-    else if (OMP_CLAUSE_CODE (cl) == OMP_CLAUSE_TILE)
+    else if (OMP_CLAUSE_CODE (cl) == OMP_CLAUSE_OACC_TILE)
       {
        tiling = true;
-       collapse = list_length (OMP_CLAUSE_TILE_LIST (cl));
+       collapse = list_length (OMP_CLAUSE_OACC_TILE_LIST (cl));
       }
     else if (OMP_CLAUSE_CODE (cl) == OMP_CLAUSE_ORDERED
             && OMP_CLAUSE_ORDERED_EXPR (cl))
diff --git a/gcc/c/c-typeck.cc b/gcc/c/c-typeck.cc
index bffea79b441..40df7bb0069 100644
--- a/gcc/c/c-typeck.cc
+++ b/gcc/c/c-typeck.cc
@@ -15872,7 +15872,7 @@ c_finish_omp_clauses (tree clauses, enum c_omp_region_type ort)
        case OMP_CLAUSE_GANG:
        case OMP_CLAUSE_WORKER:
        case OMP_CLAUSE_VECTOR:
-       case OMP_CLAUSE_TILE:
+       case OMP_CLAUSE_OACC_TILE:
        case OMP_CLAUSE_IF_PRESENT:
        case OMP_CLAUSE_FINALIZE:
        case OMP_CLAUSE_NOHOST:
diff --git a/gcc/cp/parser.cc b/gcc/cp/parser.cc
index 7034fdf49a4..90af40c4dbc 100644
--- a/gcc/cp/parser.cc
+++ b/gcc/cp/parser.cc
@@ -37981,7 +37981,7 @@ cp_parser_oacc_clause_tile (cp_parser *parser, location_t clause_loc, tree list)
      so, but the spec authors never considered such a case and have
      differing opinions on what it might mean, including 'not
      allowed'.)  */
-  check_no_duplicate_clause (list, OMP_CLAUSE_TILE, "tile", clause_loc);
+  check_no_duplicate_clause (list, OMP_CLAUSE_OACC_TILE, "tile", clause_loc);
   check_no_duplicate_clause (list, OMP_CLAUSE_COLLAPSE, "collapse",
                             clause_loc);

@@ -38010,9 +38010,9 @@ cp_parser_oacc_clause_tile (cp_parser *parser, location_t clause_loc, tree list)
   /* Consume the trailing ')'.  */
   cp_lexer_consume_token (parser->lexer);

-  c = build_omp_clause (clause_loc, OMP_CLAUSE_TILE);
+  c = build_omp_clause (clause_loc, OMP_CLAUSE_OACC_TILE);
   tile = nreverse (tile);
-  OMP_CLAUSE_TILE_LIST (c) = tile;
+  OMP_CLAUSE_OACC_TILE_LIST (c) = tile;
   OMP_CLAUSE_CHAIN (c) = list;
   return c;
 }
@@ -38125,7 +38125,7 @@ cp_parser_omp_clause_collapse (cp_parser *parser, tree list, location_t location
     }

   check_no_duplicate_clause (list, OMP_CLAUSE_COLLAPSE, "collapse", location);
-  check_no_duplicate_clause (list, OMP_CLAUSE_TILE, "tile", location);
+  check_no_duplicate_clause (list, OMP_CLAUSE_OACC_TILE, "tile", location);
   c = build_omp_clause (loc, OMP_CLAUSE_COLLAPSE);
   OMP_CLAUSE_CHAIN (c) = list;
   OMP_CLAUSE_COLLAPSE_EXPR (c) = num;
@@ -43654,10 +43654,10 @@ cp_parser_omp_for_loop (cp_parser *parser, enum tree_code code, tree clauses,
   for (cl = clauses; cl; cl = OMP_CLAUSE_CHAIN (cl))
     if (OMP_CLAUSE_CODE (cl) == OMP_CLAUSE_COLLAPSE)
       collapse = tree_to_shwi (OMP_CLAUSE_COLLAPSE_EXPR (cl));
-    else if (OMP_CLAUSE_CODE (cl) == OMP_CLAUSE_TILE)
+    else if (OMP_CLAUSE_CODE (cl) == OMP_CLAUSE_OACC_TILE)
       {
        tiling = true;
-       collapse = list_length (OMP_CLAUSE_TILE_LIST (cl));
+       collapse = list_length (OMP_CLAUSE_OACC_TILE_LIST (cl));
       }
     else if (OMP_CLAUSE_CODE (cl) == OMP_CLAUSE_ORDERED
             && OMP_CLAUSE_ORDERED_EXPR (cl))
diff --git a/gcc/cp/pt.cc b/gcc/cp/pt.cc
index 63b2d1f7a45..16197b17e5a 100644
--- a/gcc/cp/pt.cc
+++ b/gcc/cp/pt.cc
@@ -18061,7 +18061,7 @@ tsubst_omp_clauses (tree clauses, enum c_omp_region_type ort,
              = tsubst_expr (OMP_CLAUSE_NUM_TEAMS_LOWER_EXPR (oc), args,
                             complain, in_decl);
          /* FALLTHRU */
-       case OMP_CLAUSE_TILE:
+       case OMP_CLAUSE_OACC_TILE:
        case OMP_CLAUSE_IF:
        case OMP_CLAUSE_NUM_THREADS:
        case OMP_CLAUSE_SCHEDULE:
diff --git a/gcc/cp/semantics.cc b/gcc/cp/semantics.cc
index ac49502eea4..c87e252ff06 100644
--- a/gcc/cp/semantics.cc
+++ b/gcc/cp/semantics.cc
@@ -8729,8 +8729,8 @@ finish_omp_clauses (tree clauses, enum c_omp_region_type ort)
          mergeable_seen = true;
          break;

-       case OMP_CLAUSE_TILE:
-         for (tree list = OMP_CLAUSE_TILE_LIST (c); !remove && list;
+       case OMP_CLAUSE_OACC_TILE:
+         for (tree list = OMP_CLAUSE_OACC_TILE_LIST (c); !remove && list;
               list = TREE_CHAIN (list))
            {
              t = TREE_VALUE (list);
@@ -10498,9 +10498,9 @@ finish_omp_for (location_t locus, enum tree_code code, tree declv,
     {
       tree c;

-      c = omp_find_clause (clauses, OMP_CLAUSE_TILE);
+      c = omp_find_clause (clauses, OMP_CLAUSE_OACC_TILE);
       if (c)
-       collapse = list_length (OMP_CLAUSE_TILE_LIST (c));
+       collapse = list_length (OMP_CLAUSE_OACC_TILE_LIST (c));
       else
        {
          c = omp_find_clause (clauses, OMP_CLAUSE_COLLAPSE);
diff --git a/gcc/fortran/openmp.cc b/gcc/fortran/openmp.cc
index e54f016b170..ec707d977cd 100644
--- a/gcc/fortran/openmp.cc
+++ b/gcc/fortran/openmp.cc
@@ -1075,7 +1075,7 @@ enum omp_mask2
   OMP_CLAUSE_WAIT,
   OMP_CLAUSE_DELETE,
   OMP_CLAUSE_AUTO,
-  OMP_CLAUSE_TILE,
+  OMP_CLAUSE_OACC_TILE,
   OMP_CLAUSE_IF_PRESENT,
   OMP_CLAUSE_FINALIZE,
   OMP_CLAUSE_ATTACH,
@@ -3478,7 +3478,7 @@ gfc_match_omp_clauses (gfc_omp_clauses **cp, const omp_mask mask,
              c->threads = needs_space = true;
              continue;
            }
-         if ((mask & OMP_CLAUSE_TILE)
+         if ((mask & OMP_CLAUSE_OACC_TILE)
              && !c->tile_list
              && match_oacc_expr_list ("tile (", &c->tile_list,
                                       true) == MATCH_YES)
@@ -3677,7 +3677,7 @@ error:
   (omp_mask (OMP_CLAUSE_COLLAPSE) | OMP_CLAUSE_GANG | OMP_CLAUSE_WORKER              \
    | OMP_CLAUSE_VECTOR | OMP_CLAUSE_SEQ | OMP_CLAUSE_INDEPENDENT             \
    | OMP_CLAUSE_PRIVATE | OMP_CLAUSE_REDUCTION | OMP_CLAUSE_AUTO             \
-   | OMP_CLAUSE_TILE)
+   | OMP_CLAUSE_OACC_TILE)
 #define OACC_PARALLEL_LOOP_CLAUSES \
   (OACC_LOOP_CLAUSES | OACC_PARALLEL_CLAUSES)
 #define OACC_KERNELS_LOOP_CLAUSES \
diff --git a/gcc/fortran/trans-openmp.cc b/gcc/fortran/trans-openmp.cc
index c4a23f6e247..73c416c951d 100644
--- a/gcc/fortran/trans-openmp.cc
+++ b/gcc/fortran/trans-openmp.cc
@@ -4371,8 +4371,8 @@ gfc_trans_omp_clauses (stmtblock_t *block, gfc_omp_clauses *clauses,
       for (el = clauses->tile_list; el; el = el->next)
        vec_safe_push (tvec, gfc_convert_expr_to_tree (block, el->expr));

-      c = build_omp_clause (gfc_get_location (&where), OMP_CLAUSE_TILE);
-      OMP_CLAUSE_TILE_LIST (c) = build_tree_list_vec (tvec);
+      c = build_omp_clause (gfc_get_location (&where), OMP_CLAUSE_OACC_TILE);
+      OMP_CLAUSE_OACC_TILE_LIST (c) = build_tree_list_vec (tvec);
       omp_clauses = gfc_trans_add_clause (c, omp_clauses);
       tvec->truncate (0);
     }
diff --git a/gcc/gimplify.cc b/gcc/gimplify.cc
index 2c160686533..14616eb5316 100644
--- a/gcc/gimplify.cc
+++ b/gcc/gimplify.cc
@@ -11923,7 +11923,7 @@ gimplify_scan_omp_clauses (tree *list_p, gimple_seq *pre_p,
        case OMP_CLAUSE_ORDERED:
        case OMP_CLAUSE_UNTIED:
        case OMP_CLAUSE_COLLAPSE:
-       case OMP_CLAUSE_TILE:
+       case OMP_CLAUSE_OACC_TILE:
        case OMP_CLAUSE_AUTO:
        case OMP_CLAUSE_SEQ:
        case OMP_CLAUSE_INDEPENDENT:
@@ -13071,7 +13071,7 @@ gimplify_adjust_omp_clauses (gimple_seq *pre_p, gimple_seq body, tree *list_p,
        case OMP_CLAUSE_VECTOR:
        case OMP_CLAUSE_AUTO:
        case OMP_CLAUSE_SEQ:
-       case OMP_CLAUSE_TILE:
+       case OMP_CLAUSE_OACC_TILE:
        case OMP_CLAUSE_IF_PRESENT:
        case OMP_CLAUSE_FINALIZE:
        case OMP_CLAUSE_INCLUSIVE:
@@ -13970,9 +13970,9 @@ gimplify_omp_for (tree *expr_p, gimple_seq *pre_p)
   c = omp_find_clause (OMP_FOR_CLAUSES (for_stmt), OMP_CLAUSE_COLLAPSE);
   if (c)
     collapse = tree_to_shwi (OMP_CLAUSE_COLLAPSE_EXPR (c));
-  c = omp_find_clause (OMP_FOR_CLAUSES (for_stmt), OMP_CLAUSE_TILE);
+  c = omp_find_clause (OMP_FOR_CLAUSES (for_stmt), OMP_CLAUSE_OACC_TILE);
   if (c)
-    tile = list_length (OMP_CLAUSE_TILE_LIST (c));
+    tile = list_length (OMP_CLAUSE_OACC_TILE_LIST (c));
   c = omp_find_clause (OMP_FOR_CLAUSES (for_stmt), OMP_CLAUSE_ALLOCATE);
   hash_set<tree> *allocate_uids = NULL;
   if (c)
diff --git a/gcc/omp-general.cc b/gcc/omp-general.cc
index e29d695dcba..0f326128874 100644
--- a/gcc/omp-general.cc
+++ b/gcc/omp-general.cc
@@ -271,12 +271,12 @@ omp_extract_for_data (gomp_for *for_stmt, struct omp_for_data *fd,
            collapse_count = &OMP_CLAUSE_COLLAPSE_COUNT (t);
          }
        break;
-      case OMP_CLAUSE_TILE:
-       fd->tiling = OMP_CLAUSE_TILE_LIST (t);
+      case OMP_CLAUSE_OACC_TILE:
+       fd->tiling = OMP_CLAUSE_OACC_TILE_LIST (t);
        fd->collapse = list_length (fd->tiling);
        gcc_assert (fd->collapse);
-       collapse_iter = &OMP_CLAUSE_TILE_ITERVAR (t);
-       collapse_count = &OMP_CLAUSE_TILE_COUNT (t);
+       collapse_iter = &OMP_CLAUSE_OACC_TILE_ITERVAR (t);
+       collapse_count = &OMP_CLAUSE_OACC_TILE_COUNT (t);
        break;
       case OMP_CLAUSE__REDUCTEMP_:
        fd->have_reductemp = true;
diff --git a/gcc/omp-low.cc b/gcc/omp-low.cc
index 1818132830f..b5b2134ab17 100644
--- a/gcc/omp-low.cc
+++ b/gcc/omp-low.cc
@@ -1744,7 +1744,7 @@ scan_sharing_clauses (tree clauses, omp_context *ctx)
        case OMP_CLAUSE_INDEPENDENT:
        case OMP_CLAUSE_AUTO:
        case OMP_CLAUSE_SEQ:
-       case OMP_CLAUSE_TILE:
+       case OMP_CLAUSE_OACC_TILE:
        case OMP_CLAUSE__SIMT_:
        case OMP_CLAUSE_DEFAULT:
        case OMP_CLAUSE_NONTEMPORAL:
@@ -1963,7 +1963,7 @@ scan_sharing_clauses (tree clauses, omp_context *ctx)
        case OMP_CLAUSE_INDEPENDENT:
        case OMP_CLAUSE_AUTO:
        case OMP_CLAUSE_SEQ:
-       case OMP_CLAUSE_TILE:
+       case OMP_CLAUSE_OACC_TILE:
        case OMP_CLAUSE__SIMT_:
        case OMP_CLAUSE_IF_PRESENT:
        case OMP_CLAUSE_FINALIZE:
@@ -8376,7 +8376,7 @@ lower_oacc_head_mark (location_t loc, tree ddvar, tree clauses,
          tag |= OLF_INDEPENDENT;
          break;

-       case OMP_CLAUSE_TILE:
+       case OMP_CLAUSE_OACC_TILE:
          tag |= OLF_TILE;
          break;

diff --git a/gcc/tree-core.h b/gcc/tree-core.h
index e563408877e..f1429824158 100644
--- a/gcc/tree-core.h
+++ b/gcc/tree-core.h
@@ -515,7 +515,7 @@ enum omp_clause_code {
   OMP_CLAUSE_VECTOR_LENGTH,

   /* OpenACC clause: tile ( size-expr-list ).  */
-  OMP_CLAUSE_TILE,
+  OMP_CLAUSE_OACC_TILE,

   /* OpenACC clause: if_present.  */
   OMP_CLAUSE_IF_PRESENT,
diff --git a/gcc/tree-nested.cc b/gcc/tree-nested.cc
index 1418e1f7f56..ed115b5eb3f 100644
--- a/gcc/tree-nested.cc
+++ b/gcc/tree-nested.cc
@@ -1474,7 +1474,7 @@ convert_nonlocal_omp_clauses (tree *pclauses, struct walk_stmt_info *wi)
        case OMP_CLAUSE_DEFAULT:
        case OMP_CLAUSE_COPYIN:
        case OMP_CLAUSE_COLLAPSE:
-       case OMP_CLAUSE_TILE:
+       case OMP_CLAUSE_OACC_TILE:
        case OMP_CLAUSE_UNTIED:
        case OMP_CLAUSE_MERGEABLE:
        case OMP_CLAUSE_PROC_BIND:
@@ -2270,7 +2270,7 @@ convert_local_omp_clauses (tree *pclauses, struct walk_stmt_info *wi)
        case OMP_CLAUSE_DEFAULT:
        case OMP_CLAUSE_COPYIN:
        case OMP_CLAUSE_COLLAPSE:
-       case OMP_CLAUSE_TILE:
+       case OMP_CLAUSE_OACC_TILE:
        case OMP_CLAUSE_UNTIED:
        case OMP_CLAUSE_MERGEABLE:
        case OMP_CLAUSE_PROC_BIND:
diff --git a/gcc/tree-pretty-print.cc b/gcc/tree-pretty-print.cc
index 588a992bcf3..cae81719e68 100644
--- a/gcc/tree-pretty-print.cc
+++ b/gcc/tree-pretty-print.cc
@@ -1416,9 +1416,9 @@ dump_omp_clause (pretty_printer *pp, tree clause, int spc, dump_flags_t flags)
     case OMP_CLAUSE_INDEPENDENT:
       pp_string (pp, "independent");
       break;
-    case OMP_CLAUSE_TILE:
+    case OMP_CLAUSE_OACC_TILE:
       pp_string (pp, "tile(");
-      dump_generic_node (pp, OMP_CLAUSE_TILE_LIST (clause),
+      dump_generic_node (pp, OMP_CLAUSE_OACC_TILE_LIST (clause),
                         spc, flags, false);
       pp_right_paren (pp);
       break;
diff --git a/gcc/tree.cc b/gcc/tree.cc
index 53e44367977..fc7e22d352f 100644
--- a/gcc/tree.cc
+++ b/gcc/tree.cc
@@ -322,7 +322,7 @@ unsigned const char omp_clause_num_ops[] =
   1, /* OMP_CLAUSE_NUM_GANGS  */
   1, /* OMP_CLAUSE_NUM_WORKERS  */
   1, /* OMP_CLAUSE_VECTOR_LENGTH  */
-  3, /* OMP_CLAUSE_TILE  */
+  3, /* OMP_CLAUSE_OACC_TILE  */
   0, /* OMP_CLAUSE_IF_PRESENT */
   0, /* OMP_CLAUSE_FINALIZE */
   0, /* OMP_CLAUSE_NOHOST */
diff --git a/gcc/tree.h b/gcc/tree.h
index f33f815b712..6f7a6e7017a 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -1963,12 +1963,12 @@ class auto_suppress_location_wrappers
 #define OMP_CLAUSE_ENTER_TO(NODE) \
   (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_ENTER)->base.public_flag)

-#define OMP_CLAUSE_TILE_LIST(NODE) \
-  OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_TILE), 0)
-#define OMP_CLAUSE_TILE_ITERVAR(NODE) \
-  OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_TILE), 1)
-#define OMP_CLAUSE_TILE_COUNT(NODE) \
-  OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_TILE), 2)
+#define OMP_CLAUSE_OACC_TILE_LIST(NODE) \
+  OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_OACC_TILE), 0)
+#define OMP_CLAUSE_OACC_TILE_ITERVAR(NODE) \
+  OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_OACC_TILE), 1)
+#define OMP_CLAUSE_OACC_TILE_COUNT(NODE) \
+  OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_OACC_TILE), 2)

 /* _CONDTEMP_ holding temporary with iteration count.  */
 #define OMP_CLAUSE__CONDTEMP__ITER(NODE) \
