Eliminate last_basic_block macro.

	* basic-block.h (last_basic_block): Eliminate macro.

	* asan.c (transform_statements): Eliminate use of last_basic_block
	in favor of last_basic_block_for_fn, in order to make use of cfun
	explicit.
	* bb-reorder.c (copy_bb, reorder_basic_blocks): Likewise.
	* bt-load.c (compute_defs_uses_and_gen, compute_kill, compute_out,
	link_btr_uses, build_btr_def_use_webs, migrate_btr_defs): Likewise.
	* cfg.c (compact_blocks): Likewise.
	* cfganal.c (mark_dfs_back_edges,
	control_dependences::control_dependences, post_order_compute,
	pre_and_rev_post_order_compute_fn, dfs_enumerate_from, compute_idf,
	single_pred_before_succ_order): Likewise.
	* cfgbuild.c (make_edges): Likewise.
	* cfgexpand.c (add_scope_conflicts, gimple_expand_cfg): Likewise.
	* cfghooks.c (verify_flow_info): Likewise.
	* cfgloop.c (verify_loop_structure): Likewise.
	* cfgloopanal.c (just_once_each_iteration_p,
	mark_irreducible_loops): Likewise.
	* cfgloopmanip.c (fix_bb_placements, remove_path,
	update_dominators_in_loop): Likewise.
	* cfgrtl.c (create_basic_block_structure, rtl_create_basic_block,
	break_superblocks, rtl_flow_call_edges_add): Likewise.
	* config/epiphany/resolve-sw-modes.c (resolve_sw_modes): Likewise.
	* config/frv/frv.c (frv_optimize_membar): Likewise.
	* config/mips/mips.c (r10k_insert_cache_barriers): Likewise.
	* config/spu/spu.c (spu_machine_dependent_reorg): Likewise.
	* cprop.c (compute_local_properties, find_implicit_sets,
	bypass_conditional_jumps, one_cprop_pass): Likewise.
	* cse.c (cse_main): Likewise.
	* df-core.c (rest_of_handle_df_initialize, df_worklist_dataflow,
	df_analyze, df_grow_bb_info, df_compact_blocks): Likewise.
	* df-problems.c (df_lr_verify_solution_start,
	df_live_verify_solution_start, df_md_local_compute): Likewise.
	* dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
	calc_idoms): Likewise.
	* domwalk.c (dom_walker::walk): Likewise.
	* dse.c (dse_step0, dse_step3): Likewise.
	* function.c (epilogue_done): Likewise.
	* gcse.c (alloc_gcse_mem, compute_local_properties,
	prune_insertions_deletions, compute_pre_data,
	pre_expr_reaches_here_p, one_pre_gcse_pass,
	compute_code_hoist_vbeinout, should_hoist_expr_to_dom, hoist_code,
	one_code_hoisting_pass): Likewise.
	* graph.c (draw_cfg_nodes_no_loops): Likewise.
	* graphite-sese-to-poly.c (build_scop_bbs): Likewise.
	* haifa-sched.c (unlink_bb_notes): Likewise.
	* ipa-split.c (execute_split_functions): Likewise.
	* ira-build.c (create_loop_tree_nodes,
	remove_unnecessary_regions): Likewise.
	* ira-emit.c (ira_emit): Likewise.
	* ira.c (find_moveable_pseudos, ira): Likewise.
	* lcm.c (compute_antinout_edge, compute_laterin,
	compute_insert_delete, pre_edge_lcm, compute_available,
	compute_nearerout, compute_rev_insert_delete,
	pre_edge_rev_lcm): Likewise.
	* loop-unroll.c (opt_info_start_duplication,
	apply_opt_in_copies): Likewise.
	* lower-subreg.c (decompose_multiword_subregs): Likewise.
	* lra-lives.c (lra_create_live_ranges): Likewise.
	* lra.c (lra): Likewise.
	* mode-switching.c (optimize_mode_switching): Likewise.
	* recog.c (split_all_insns): Likewise.
	* regcprop.c (copyprop_hardreg_forward): Likewise.
	* regrename.c (regrename_analyze): Likewise.
	* reload1.c (reload): Likewise.
	* resource.c (init_resource_info): Likewise.
	* sched-rgn.c (haifa_find_rgns, extend_rgns, compute_trg_info,
	realloc_bb_state_array, schedule_region, extend_regions): Likewise.
	* sel-sched-ir.c (sel_extend_global_bb_info, extend_region_bb_info,
	recompute_rev_top_order, sel_init_pipelining,
	make_regions_from_the_rest): Likewise.
	* store-motion.c (remove_reachable_equiv_notes,build_store_vectors)
	Likewise.
	* tracer.c (tail_duplicate): Likewise.
	* trans-mem.c (tm_region_init, get_bb_regions_instrumented): Likewise.
	* tree-cfg.c (create_bb, cleanup_dead_labels, gimple_dump_cfg,
	gimple_flow_call_edges_add): Likewise.
	* tree-cfgcleanup.c (split_bbs_on_noreturn_calls,
	cleanup_tree_cfg_1): Likewise.
	* tree-complex.c (tree_lower_complex): Likewise.
	* tree-inline.c (copy_cfg_body): Likewise.
	* tree-into-ssa.c (mark_phi_for_rewrite, rewrite_into_ssa,
	prepare_def_site_for, update_ssa): Likewise.
	* tree-ssa-dce.c (tree_dce_init, perform_tree_ssa_dce): Likewise.
	* tree-ssa-dom.c (record_edge_info): Likewise.
	* tree-ssa-live.c (new_tree_live_info, live_worklist): Likewise.
	* tree-ssa-loop-im.c (fill_always_executed_in_1): Likewise.
	* tree-ssa-loop-manip.c (copy_phi_node_args
	gimple_duplicate_loop_to_header_edge): Likewise.
	* tree-ssa-pre.c (compute_antic): Likewise.
	* tree-ssa-propagate.c (ssa_prop_init): Likewise.
	* tree-ssa-reassoc.c (init_reassoc): Likewise.
	* tree-ssa-sccvn.c (init_scc_vn): Likewise.
	* tree-ssa-tail-merge.c (init_worklist): Likewise.
	* tree-ssa-uncprop.c (associate_equivalences_with_edges): Likewise.
	* tree-stdarg.c (reachable_at_most_once): Likewise.
	* tree-vrp.c (find_assert_locations): Likewise.
	* var-tracking.c (vt_find_locations): Likewise.

From-SVN: r205826

1 files changed, 60 insertions, 43 deletions

diff --git a/gcc/lcm.c b/gcc/lcm.c
index aa63c72..1129d6c 100644
--- a/gcc/lcm.c
+++ b/gcc/lcm.c
@@ -105,7 +105,7 @@ compute_antinout_edge (sbitmap *antloc, sbitmap *transp, sbitmap *antin,
 
   /* We want a maximal solution, so make an optimistic initialization of
      ANTIN.  */
-  bitmap_vector_ones (antin, last_basic_block);
+  bitmap_vector_ones (antin, last_basic_block_for_fn (cfun));
 
   /* Put every block on the worklist; this is necessary because of the
      optimistic initialization of ANTIN above.  */
@@ -330,10 +330,10 @@ compute_laterin (struct edge_list *edge_list, sbitmap *earliest,
   /* Computation of insertion and deletion points requires computing LATERIN
      for the EXIT block.  We allocated an extra entry in the LATERIN array
      for just this purpose.  */
-  bitmap_ones (laterin[last_basic_block]);
+  bitmap_ones (laterin[last_basic_block_for_fn (cfun)]);
   FOR_EACH_EDGE (e, ei, EXIT_BLOCK_PTR_FOR_FN (cfun)->preds)
-    bitmap_and (laterin[last_basic_block],
-		     laterin[last_basic_block],
+    bitmap_and (laterin[last_basic_block_for_fn (cfun)],
+		     laterin[last_basic_block_for_fn (cfun)],
 		     later[(size_t) e->aux]);
 
   clear_aux_for_edges ();
@@ -359,7 +359,8 @@ compute_insert_delete (struct edge_list *edge_list, sbitmap *antloc,
       basic_block b = INDEX_EDGE_SUCC_BB (edge_list, x);
 
       if (b == EXIT_BLOCK_PTR_FOR_FN (cfun))
-	bitmap_and_compl (insert[x], later[x], laterin[last_basic_block]);
+	bitmap_and_compl (insert[x], later[x],
+			  laterin[last_basic_block_for_fn (cfun)]);
       else
 	bitmap_and_compl (insert[x], later[x], laterin[b->index]);
     }
@@ -389,29 +390,35 @@ pre_edge_lcm (int n_exprs, sbitmap *transp,
       fprintf (dump_file, "Edge List:\n");
       verify_edge_list (dump_file, edge_list);
       print_edge_list (dump_file, edge_list);
-      dump_bitmap_vector (dump_file, "transp", "", transp, last_basic_block);
-      dump_bitmap_vector (dump_file, "antloc", "", antloc, last_basic_block);
-      dump_bitmap_vector (dump_file, "avloc", "", avloc, last_basic_block);
-      dump_bitmap_vector (dump_file, "kill", "", kill, last_basic_block);
+      dump_bitmap_vector (dump_file, "transp", "", transp,
+			  last_basic_block_for_fn (cfun));
+      dump_bitmap_vector (dump_file, "antloc", "", antloc,
+			  last_basic_block_for_fn (cfun));
+      dump_bitmap_vector (dump_file, "avloc", "", avloc,
+			  last_basic_block_for_fn (cfun));
+      dump_bitmap_vector (dump_file, "kill", "", kill,
+			  last_basic_block_for_fn (cfun));
     }
 #endif
 
   /* Compute global availability.  */
-  avin = sbitmap_vector_alloc (last_basic_block, n_exprs);
-  avout = sbitmap_vector_alloc (last_basic_block, n_exprs);
+  avin = sbitmap_vector_alloc (last_basic_block_for_fn (cfun), n_exprs);
+  avout = sbitmap_vector_alloc (last_basic_block_for_fn (cfun), n_exprs);
   compute_available (avloc, kill, avout, avin);
   sbitmap_vector_free (avin);
 
   /* Compute global anticipatability.  */
-  antin = sbitmap_vector_alloc (last_basic_block, n_exprs);
-  antout = sbitmap_vector_alloc (last_basic_block, n_exprs);
+  antin = sbitmap_vector_alloc (last_basic_block_for_fn (cfun), n_exprs);
+  antout = sbitmap_vector_alloc (last_basic_block_for_fn (cfun), n_exprs);
   compute_antinout_edge (antloc, transp, antin, antout);
 
 #ifdef LCM_DEBUG_INFO
   if (dump_file)
     {
-      dump_bitmap_vector (dump_file, "antin", "", antin, last_basic_block);
-      dump_bitmap_vector (dump_file, "antout", "", antout, last_basic_block);
+      dump_bitmap_vector (dump_file, "antin", "", antin,
+			  last_basic_block_for_fn (cfun));
+      dump_bitmap_vector (dump_file, "antout", "", antout,
+			  last_basic_block_for_fn (cfun));
     }
 #endif
 
@@ -431,13 +438,15 @@ pre_edge_lcm (int n_exprs, sbitmap *transp,
   later = sbitmap_vector_alloc (num_edges, n_exprs);
 
   /* Allocate an extra element for the exit block in the laterin vector.  */
-  laterin = sbitmap_vector_alloc (last_basic_block + 1, n_exprs);
+  laterin = sbitmap_vector_alloc (last_basic_block_for_fn (cfun) + 1,
+				  n_exprs);
   compute_laterin (edge_list, earliest, antloc, later, laterin);
 
 #ifdef LCM_DEBUG_INFO
   if (dump_file)
     {
-      dump_bitmap_vector (dump_file, "laterin", "", laterin, last_basic_block + 1);
+      dump_bitmap_vector (dump_file, "laterin", "", laterin,
+			  last_basic_block_for_fn (cfun) + 1);
       dump_bitmap_vector (dump_file, "later", "", later, num_edges);
     }
 #endif
@@ -445,9 +454,9 @@ pre_edge_lcm (int n_exprs, sbitmap *transp,
   sbitmap_vector_free (earliest);
 
   *insert = sbitmap_vector_alloc (num_edges, n_exprs);
-  *del = sbitmap_vector_alloc (last_basic_block, n_exprs);
+  *del = sbitmap_vector_alloc (last_basic_block_for_fn (cfun), n_exprs);
   bitmap_vector_clear (*insert, num_edges);
-  bitmap_vector_clear (*del, last_basic_block);
+  bitmap_vector_clear (*del, last_basic_block_for_fn (cfun));
   compute_insert_delete (edge_list, antloc, later, laterin, *insert, *del);
 
   sbitmap_vector_free (laterin);
@@ -458,7 +467,7 @@ pre_edge_lcm (int n_exprs, sbitmap *transp,
     {
       dump_bitmap_vector (dump_file, "pre_insert_map", "", *insert, num_edges);
       dump_bitmap_vector (dump_file, "pre_delete_map", "", *del,
-			   last_basic_block);
+			  last_basic_block_for_fn (cfun));
     }
 #endif
 
@@ -484,7 +493,7 @@ compute_available (sbitmap *avloc, sbitmap *kill, sbitmap *avout,
     XNEWVEC (basic_block, n_basic_blocks_for_fn (cfun) - NUM_FIXED_BLOCKS);
 
   /* We want a maximal solution.  */
-  bitmap_vector_ones (avout, last_basic_block);
+  bitmap_vector_ones (avout, last_basic_block_for_fn (cfun));
 
   /* Put every block on the worklist; this is necessary because of the
      optimistic initialization of AVOUT above.  */
@@ -666,10 +675,10 @@ compute_nearerout (struct edge_list *edge_list, sbitmap *farthest,
   /* Computation of insertion and deletion points requires computing NEAREROUT
      for the ENTRY block.  We allocated an extra entry in the NEAREROUT array
      for just this purpose.  */
-  bitmap_ones (nearerout[last_basic_block]);
+  bitmap_ones (nearerout[last_basic_block_for_fn (cfun)]);
   FOR_EACH_EDGE (e, ei, ENTRY_BLOCK_PTR_FOR_FN (cfun)->succs)
-    bitmap_and (nearerout[last_basic_block],
-		     nearerout[last_basic_block],
+    bitmap_and (nearerout[last_basic_block_for_fn (cfun)],
+		     nearerout[last_basic_block_for_fn (cfun)],
 		     nearer[(size_t) e->aux]);
 
   clear_aux_for_edges ();
@@ -694,7 +703,8 @@ compute_rev_insert_delete (struct edge_list *edge_list, sbitmap *st_avloc,
     {
       basic_block b = INDEX_EDGE_PRED_BB (edge_list, x);
       if (b == ENTRY_BLOCK_PTR_FOR_FN (cfun))
-	bitmap_and_compl (insert[x], nearer[x], nearerout[last_basic_block]);
+	bitmap_and_compl (insert[x], nearer[x],
+			  nearerout[last_basic_block_for_fn (cfun)]);
       else
 	bitmap_and_compl (insert[x], nearer[x], nearerout[b->index]);
     }
@@ -719,15 +729,15 @@ pre_edge_rev_lcm (int n_exprs, sbitmap *transp,
   edge_list = create_edge_list ();
   num_edges = NUM_EDGES (edge_list);
 
-  st_antin = sbitmap_vector_alloc (last_basic_block, n_exprs);
-  st_antout = sbitmap_vector_alloc (last_basic_block, n_exprs);
-  bitmap_vector_clear (st_antin, last_basic_block);
-  bitmap_vector_clear (st_antout, last_basic_block);
+  st_antin = sbitmap_vector_alloc (last_basic_block_for_fn (cfun), n_exprs);
+  st_antout = sbitmap_vector_alloc (last_basic_block_for_fn (cfun), n_exprs);
+  bitmap_vector_clear (st_antin, last_basic_block_for_fn (cfun));
+  bitmap_vector_clear (st_antout, last_basic_block_for_fn (cfun));
   compute_antinout_edge (st_antloc, transp, st_antin, st_antout);
 
   /* Compute global anticipatability.  */
-  st_avout = sbitmap_vector_alloc (last_basic_block, n_exprs);
-  st_avin = sbitmap_vector_alloc (last_basic_block, n_exprs);
+  st_avout = sbitmap_vector_alloc (last_basic_block_for_fn (cfun), n_exprs);
+  st_avin = sbitmap_vector_alloc (last_basic_block_for_fn (cfun), n_exprs);
   compute_available (st_avloc, kill, st_avout, st_avin);
 
 #ifdef LCM_DEBUG_INFO
@@ -736,20 +746,26 @@ pre_edge_rev_lcm (int n_exprs, sbitmap *transp,
       fprintf (dump_file, "Edge List:\n");
       verify_edge_list (dump_file, edge_list);
       print_edge_list (dump_file, edge_list);
-      dump_bitmap_vector (dump_file, "transp", "", transp, last_basic_block);
-      dump_bitmap_vector (dump_file, "st_avloc", "", st_avloc, last_basic_block);
-      dump_bitmap_vector (dump_file, "st_antloc", "", st_antloc, last_basic_block);
-      dump_bitmap_vector (dump_file, "st_antin", "", st_antin, last_basic_block);
-      dump_bitmap_vector (dump_file, "st_antout", "", st_antout, last_basic_block);
-      dump_bitmap_vector (dump_file, "st_kill", "", kill, last_basic_block);
+      dump_bitmap_vector (dump_file, "transp", "", transp,
+			  last_basic_block_for_fn (cfun));
+      dump_bitmap_vector (dump_file, "st_avloc", "", st_avloc,
+			  last_basic_block_for_fn (cfun));
+      dump_bitmap_vector (dump_file, "st_antloc", "", st_antloc,
+			  last_basic_block_for_fn (cfun));
+      dump_bitmap_vector (dump_file, "st_antin", "", st_antin,
+			  last_basic_block_for_fn (cfun));
+      dump_bitmap_vector (dump_file, "st_antout", "", st_antout,
+			  last_basic_block_for_fn (cfun));
+      dump_bitmap_vector (dump_file, "st_kill", "", kill,
+			  last_basic_block_for_fn (cfun));
     }
 #endif
 
 #ifdef LCM_DEBUG_INFO
   if (dump_file)
     {
-      dump_bitmap_vector (dump_file, "st_avout", "", st_avout, last_basic_block);
-      dump_bitmap_vector (dump_file, "st_avin", "", st_avin, last_basic_block);
+      dump_bitmap_vector (dump_file, "st_avout", "", st_avout, last_basic_block_for_fn (cfun));
+      dump_bitmap_vector (dump_file, "st_avin", "", st_avin, last_basic_block_for_fn (cfun));
     }
 #endif
 
@@ -772,14 +788,15 @@ pre_edge_rev_lcm (int n_exprs, sbitmap *transp,
   nearer = sbitmap_vector_alloc (num_edges, n_exprs);
 
   /* Allocate an extra element for the entry block.  */
-  nearerout = sbitmap_vector_alloc (last_basic_block + 1, n_exprs);
+  nearerout = sbitmap_vector_alloc (last_basic_block_for_fn (cfun) + 1,
+				    n_exprs);
   compute_nearerout (edge_list, farthest, st_avloc, nearer, nearerout);
 
 #ifdef LCM_DEBUG_INFO
   if (dump_file)
     {
       dump_bitmap_vector (dump_file, "nearerout", "", nearerout,
-			   last_basic_block + 1);
+			   last_basic_block_for_fn (cfun) + 1);
       dump_bitmap_vector (dump_file, "nearer", "", nearer, num_edges);
     }
 #endif
@@ -787,7 +804,7 @@ pre_edge_rev_lcm (int n_exprs, sbitmap *transp,
   sbitmap_vector_free (farthest);
 
   *insert = sbitmap_vector_alloc (num_edges, n_exprs);
-  *del = sbitmap_vector_alloc (last_basic_block, n_exprs);
+  *del = sbitmap_vector_alloc (last_basic_block_for_fn (cfun), n_exprs);
   compute_rev_insert_delete (edge_list, st_avloc, nearer, nearerout,
 			     *insert, *del);
 
@@ -799,7 +816,7 @@ pre_edge_rev_lcm (int n_exprs, sbitmap *transp,
     {
       dump_bitmap_vector (dump_file, "pre_insert_map", "", *insert, num_edges);
       dump_bitmap_vector (dump_file, "pre_delete_map", "", *del,
-			   last_basic_block);
+			   last_basic_block_for_fn (cfun));
     }
 #endif
   return edge_list;