lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.

	* lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
	* cgraphbuild.c (record_reference, record_type_list, mark_address,
	mark_load, mark_store): Do not mark varpool nodes as needed.
	* cgraph.c (cgraph_new_nodes): Remove.
	(cgraph_create_function_alias): Do not mark nodes as reachable.
	(cgraph_add_thunk): Likewise.
	(cgraph_mark_reachable_node): Do not manage the queue.
	* cgraph.h (cgraph_node): Remove next_needed.
	(varpool_nodes_queue): Remove next_needed and prev_needed.
	(x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
	(cgraph_new_nodes): Declare.
	(x_varpool_nodes_queue, varpool_nodes_queue); Remove.
	(varpool_analyze_pending_decls): Remove.
	(varpool_analyze_node): New.
	(varpool_mark_needed_node): Remove.
	(varpool_first_variable, varpool_next_variable): New inlines.
	(varpool_first_static_initializer, varpool_next_static_initializer): Update.
	(FOR_EACH_STATIC_VARIABLE): Remove unused walker.
	(varpool_first_defined_variable): New inline.
	(varpool_next_defined_variable): New inline
	(FOR_EACH_VARIABLE): Reimplement.
	(FOR_EACH_DEFINED_VARIABLE): Reimplement.
	* toplev.c (wrapup_global_declaration_2): Use analyzed instead of
	needed flag.
	* cgraphunit.c (cgraph_new_nodes): Declare here.
	(enqueue_node): New function.
	(cgraph_process_new_functions): update for new
	node set; when constructing cgraph enqueue node for processing.
	(cgraph_add_new_function): Use new node set.
	(process_function_and_variable_attributes): Do not set varpool needed
	flags.
	(referred_to_p): New function.
	(varpool_finalize_decl): Move here from varpool.c; enqueue needed node
	when varpool is in construction.
	(cgraph_analyze_functions): Rewrite.
	(cgraph_expand_all_functions): Update.
	(cgraph_output_in_order): Do not analyze pending decls; do not set needed flags.
	(cgraph_optimize): Do not analyze pending decls.
	* lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects in other
	partition; do not mark node as needed.
	* dwarf2out.c (reference_to_unused): Use analyzed flag.
	(premark_types_used_by_global_vars_helper): Likewise.
	* ipa.c (process_references): Do not call varpool_mark_needed_node.
	(cgraph_remove_unreachable_nodes): Do not rely on varpool and
	cgrpah queues.
	(function_and_variable_visibility): Do not mark node as needed.
	(whole_program_function_and_variable_visibility): Likewise.
	* Makefile.in (gt-varpool.h): No longer needed.
	* passes.c (execute_one_pass, execute_ipa_pass_list): Update.
	(ipa_write_summaries): Do not use needed flag.
	* varpool.c: Do not include gt-varpool.h
	(x_varpool_nodes_queue, x_varpool_last_needed_node,
	x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
	x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
	Remove.
	(varpool_remove_node): Do not update the lists.
	(dump_varpool_node): Do not dump needed flag.
	(varpool_enqueue_needed_node): Remove.
	(varpool_mark_needed_node): Remove.
	(varpool_reset_queue): Remove.
	(varpool_finalize_decl): Move to cgraphunit.c
	(varpool_analyze_node): New functions based on former
	varpool_analyze_pending_decls.
	(varpool_analyze_pending_decls): Remove.
	(varpool_assemble_decl): Do not update the lists.
	(enqueue_node): New function.
	(varpool_remove_unreferenced_decls): Rewrite.
	(varpool_empty_needed_queue): Remove.
	(add_new_static_var): Do not mark node as needed.
	(varpool_create_variable_alias): Handle expansion state
	creation.
	* except.c (output_ttype): Do not mark node as needed.
	* varasm.c (mark_decl_referenced): Do not use mark_needed_node.
	* tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
	Likewise.
	* tree-switch-conversion.c (build_one_array): Likewise.

	* class.c (build_utf8_ref): Do not mark varpool node as needed.

	* gcc-interface/utils.c (gnat_write_global_declarations): Do not mark
	needed node.

	* lto-partition.c (partition_varpool_node_p): Do not use needed flag.

	* decl2.c (maybe_make_one_only): Mark keyed COMDATs as USED so they
	gets finalized.

From-SVN: r186687

1 files changed, 2 insertions, 23 deletions

diff --git a/gcc/cgraph.c b/gcc/cgraph.c
index 4588249..ed4cdf6 100644
--- a/gcc/cgraph.c
+++ b/gcc/cgraph.c
@@ -123,11 +123,6 @@ static inline void cgraph_edge_remove_callee (struct cgraph_edge *e);
 symtab_node x_cgraph_nodes_queue;
 #define cgraph_nodes_queue ((struct cgraph_node *)x_cgraph_nodes_queue)
 
-/* Queue of cgraph nodes scheduled to be added into cgraph.  This is a
-   secondary queue used during optimization to accommodate passes that
-   may generate new functions that need to be optimized and expanded.  */
-struct cgraph_node *cgraph_new_nodes;
-
 /* Number of nodes in existence.  */
 int cgraph_n_nodes;
 
@@ -141,7 +136,7 @@ int cgraph_edge_max_uid;
 bool cgraph_global_info_ready = false;
 
 /* What state callgraph is in right now.  */
-enum cgraph_state cgraph_state = CGRAPH_STATE_CONSTRUCTION;
+enum cgraph_state cgraph_state = CGRAPH_STATE_PARSING;
 
 /* Set when the cgraph is fully build and the basic flags are computed.  */
 bool cgraph_function_flags_ready = false;
@@ -499,11 +494,6 @@ cgraph_create_function_alias (tree alias, tree decl)
   alias_node->thunk.alias = decl;
   alias_node->local.finalized = true;
   alias_node->alias = 1;
-
-  if ((TREE_PUBLIC (alias) && !DECL_COMDAT (alias) && !DECL_EXTERNAL (alias))
-      || (DECL_VIRTUAL_P (alias)
-	  && (DECL_COMDAT (alias) || DECL_EXTERNAL (alias))))
-    cgraph_mark_reachable_node (alias_node);
   return alias_node;
 }
 
@@ -539,7 +529,7 @@ cgraph_same_body_alias (struct cgraph_node *decl_node ATTRIBUTE_UNUSED, tree ali
 
 struct cgraph_node *
 cgraph_add_thunk (struct cgraph_node *decl_node ATTRIBUTE_UNUSED,
-		  tree alias, tree decl,
+		  tree alias, tree decl ATTRIBUTE_UNUSED,
 		  bool this_adjusting,
 		  HOST_WIDE_INT fixed_offset, HOST_WIDE_INT virtual_value,
 		  tree virtual_offset,
@@ -569,14 +559,6 @@ cgraph_add_thunk (struct cgraph_node *decl_node ATTRIBUTE_UNUSED,
   node->thunk.thunk_p = true;
   node->local.finalized = true;
 
-  if (cgraph_decide_is_function_needed (node, decl))
-    cgraph_mark_reachable_node (node);
-
-  if ((TREE_PUBLIC (decl) && !DECL_COMDAT (decl) && !DECL_EXTERNAL (decl))
-      || (DECL_VIRTUAL_P (decl)
-	  && (DECL_COMDAT (decl) || DECL_EXTERNAL (decl))))
-    cgraph_mark_reachable_node (node);
-
   return node;
 }
 
@@ -1508,9 +1490,6 @@ cgraph_mark_reachable_node (struct cgraph_node *node)
       else
         notice_global_symbol (node->symbol.decl);
       node->reachable = 1;
-
-      node->next_needed = cgraph_nodes_queue;
-      x_cgraph_nodes_queue = (symtab_node)node;
     }
 }