Add new object_allocator and clean-up allocator usage.

	* c-format.c (static void check_format_info_main): Use
	object_allocator instead of pool_allocator.
	(check_format_arg): Likewise.
	(check_format_info_main): Likewise.
	* alloc-pool.h
	(object_allocator): Add new class.
	(pool_allocator::initialize): Use the underlying class.
	(pool_allocator::allocate): Likewise.
	(pool_allocator::remove): Likewise.
	(operator new): A new generic allocator.
	* asan.c (struct asan_mem_ref): Remove unused members.
	(asan_mem_ref_new): Replace new operator with
	object_allocator::allocate.
	(free_mem_ref_resources): Change deallocation.
	* cfg.c (initialize_original_copy_tables): Replace pool_allocator
	with object_allocator.
	* config/sh/sh.c (add_constant): Replace new operator with
	object_allocator::allocate.
	(sh_reorg): Change call to a release method.
	* cselib.c (struct elt_list): Remove unused members.
	(new_elt_list): Replace new operator with
	object_allocator::allocate.
	(new_elt_loc_list): Likewise.
	(new_cselib_val): Likewise.
	(unchain_one_elt_list): Change delete operator with remove method.
	(unchain_one_elt_loc_list): Likewise.
	(unchain_one_value): Likewise.
	(cselib_finish): Release newly added static allocators.
	* cselib.h (struct cselib_val): Remove unused members.
	(struct elt_loc_list): Likewise.
	* df-problems.c (df_chain_alloc): Replace pool_allocator with
	object_allocator.
	* df-scan.c (struct df_scan_problem_data): Likewise.
	(df_scan_alloc): Likewise.
	* df.h (struct dataflow): Likewise.
	* dse.c (struct read_info_type): Likewise.
	(struct insn_info_type): Likewise.
	(struct dse_bb_info_type): Likewise.
	(struct group_info): Likewise.
	(struct deferred_change): Likewise.
	(get_group_info): Likewise.
	(delete_dead_store_insn): Likewise.
	(free_read_records): Likewise.
	(replace_read): Likewise.
	(check_mem_read_rtx): Likewise.
	(scan_insn): Likewise.
	(dse_step1): Likewise.
	(dse_step7): Likewise.
	* et-forest.c (struct et_occ): Remove unused members.
	(et_new_occ): Use allocate instead of new operator.
	(et_new_tree): Likewise.
	(et_free_tree): Call release method explicitly.
	(et_free_tree_force): Likewise.
	(et_free_pools): Likewise.
	(et_split): Use remove instead of delete operator.
	* et-forest.h (struct et_node): Remove unused members.
	* ipa-cp.c: Change pool_allocator to object_allocator.
	* ipa-inline-analysis.c: Likewise.
	* ipa-profile.c: Likewise.
	* ipa-prop.c: Likewise.
	* ipa-prop.h: Likewise.
	* ira-build.c (initiate_cost_vectors): Cast return value.
	(ira_allocate_cost_vector): Likewise.
	* ira-color.c (struct update_cost_record): Remove unused members.
	* lra-int.h (struct lra_live_range): Likewise.
	(struct lra_copy): Likewise.
	(struct lra_insn_reg): Likewise.
	* lra-lives.c (lra_live_ranges_finish): Release new static allocator.
	* lra.c (new_insn_reg): Replace new operator with allocate method.
	(free_insn_regs): Same for operator delete.
	(finish_insn_regs): Release new static allocator.
	(finish_insn_recog_data): Likewise.
	(lra_free_copies): Replace delete operator with remove method.
	(lra_create_copy): Replace operator new with allocate method.
	(invalidate_insn_data_regno_info): Same for remove method.
	* regcprop.c (struct queued_debug_insn_change): Remove unused members.
	(free_debug_insn_changes): Replace delete operator with remove method.
	(replace_oldest_value_reg): Replace operator new with allocate method.
	(pass_cprop_hardreg::execute): Release new static variable.
	* sched-deps.c (sched_deps_init): Change pool_allocator to
	object_allocator.
	* sel-sched-ir.c: Likewise.
	* sel-sched-ir.h: Likewise.
	* stmt.c (expand_case): Likewise.
	(expand_sjlj_dispatch_table): Likewise.
	* tree-sra.c (struct access): Remove unused members.
	(struct assign_link): Likewise.
	(sra_deinitialize): Release newly added static pools.
	(create_access_1):Replace operator new with allocate method.
	(build_accesses_from_assign): Likewise.
	(create_artificial_child_access): Likewise.
	* tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Change
	pool_allocator to object_allocator.
	* tree-ssa-pre.c: Likewise.
	* tree-ssa-reassoc.c: Likewise.
	* tree-ssa-sccvn.c (allocate_vn_table): Likewise.
	* tree-ssa-strlen.c: Likewise.
	* tree-ssa-structalias.c: Likewise.
	* var-tracking.c (onepart_pool_allocate): New function.
	(unshare_variable): Use the newly added function.
	(variable_merge_over_cur): Likewise.
	(variable_from_dropped): Likewise.
	(variable_was_changed): Likewise.
	(set_slot_part): Likewise.
	(emit_notes_for_differences_1): Likewise.
	(vt_finalize): Release newly added static pools.

From-SVN: r225869

1 files changed, 15 insertions, 31 deletions

diff --git a/gcc/cselib.c b/gcc/cselib.c
index fc7deab76cf..214995927f5 100644
--- a/gcc/cselib.c
+++ b/gcc/cselib.c
@@ -45,21 +45,6 @@ struct elt_list
 {
   struct elt_list *next;
   cselib_val *elt;
-
-  /* Pool allocation new operator.  */
-  inline void *operator new (size_t)
-  {
-    return pool.allocate ();
-  }
-
-  /* Delete operator utilizing pool allocation.  */
-  inline void operator delete (void *ptr)
-  {
-    pool.remove ((elt_list *) ptr);
-  }
-
-  /* Memory allocation pool.  */
-  static pool_allocator<elt_list> pool;
 };
 
 static bool cselib_record_memory;
@@ -261,12 +246,11 @@ static unsigned int cfa_base_preserved_regno = INVALID_REGNUM;
    each time memory is invalidated.  */
 static cselib_val *first_containing_mem = &dummy_val;
 
-pool_allocator<elt_list> elt_list::pool ("elt_list", 10);
-pool_allocator<elt_loc_list> elt_loc_list::pool ("elt_loc_list", 10);
-pool_allocator<cselib_val> cselib_val::pool ("cselib_val_list", 10);
+static object_allocator<elt_list> elt_list_pool ("elt_list", 10);
+static object_allocator<elt_loc_list> elt_loc_list_pool ("elt_loc_list", 10);
+static object_allocator<cselib_val> cselib_val_pool ("cselib_val_list", 10);
 
-static pool_allocator<rtx_def> value_pool ("value", 100, RTX_CODE_SIZE (VALUE),
-					   true);
+static pool_allocator value_pool ("value", 100, RTX_CODE_SIZE (VALUE));
 
 /* If nonnull, cselib will call this function before freeing useless
    VALUEs.  A VALUE is deemed useless if its "locs" field is null.  */
@@ -294,7 +278,7 @@ void (*cselib_record_sets_hook) (rtx_insn *insn, struct cselib_set *sets,
 static inline struct elt_list *
 new_elt_list (struct elt_list *next, cselib_val *elt)
 {
-  elt_list *el = new elt_list ();
+  elt_list *el = elt_list_pool.allocate ();
   el->next = next;
   el->elt = elt;
   return el;
@@ -378,14 +362,14 @@ new_elt_loc_list (cselib_val *val, rtx loc)
 	}
 
       /* Chain LOC back to VAL.  */
-      el = new elt_loc_list;
+      el = elt_loc_list_pool.allocate ();
       el->loc = val->val_rtx;
       el->setting_insn = cselib_current_insn;
       el->next = NULL;
       CSELIB_VAL_PTR (loc)->locs = el;
     }
 
-  el = new elt_loc_list;
+  el = elt_loc_list_pool.allocate ();
   el->loc = loc;
   el->setting_insn = cselib_current_insn;
   el->next = next;
@@ -425,7 +409,7 @@ unchain_one_elt_list (struct elt_list **pl)
   struct elt_list *l = *pl;
 
   *pl = l->next;
-  delete l;
+  elt_list_pool.remove (l);
 }
 
 /* Likewise for elt_loc_lists.  */
@@ -436,7 +420,7 @@ unchain_one_elt_loc_list (struct elt_loc_list **pl)
   struct elt_loc_list *l = *pl;
 
   *pl = l->next;
-  delete l;
+  elt_loc_list_pool.remove (l);
 }
 
 /* Likewise for cselib_vals.  This also frees the addr_list associated with
@@ -448,7 +432,7 @@ unchain_one_value (cselib_val *v)
   while (v->addr_list)
     unchain_one_elt_list (&v->addr_list);
 
-  delete v;
+  cselib_val_pool.remove (v);
 }
 
 /* Remove all entries from the hash table.  Also used during
@@ -1311,7 +1295,7 @@ cselib_hash_rtx (rtx x, int create, machine_mode memmode)
 static inline cselib_val *
 new_cselib_val (unsigned int hash, machine_mode mode, rtx x)
 {
-  cselib_val *e = new cselib_val;
+  cselib_val *e = cselib_val_pool.allocate ();
 
   gcc_assert (hash);
   gcc_assert (next_uid);
@@ -1323,7 +1307,7 @@ new_cselib_val (unsigned int hash, machine_mode mode, rtx x)
      precisely when we can have VALUE RTXen (when cselib is active)
      so we don't need to put them in garbage collected memory.
      ??? Why should a VALUE be an RTX in the first place?  */
-  e->val_rtx = value_pool.allocate ();
+  e->val_rtx = (rtx_def*) value_pool.allocate ();
   memset (e->val_rtx, 0, RTX_HDR_SIZE);
   PUT_CODE (e->val_rtx, VALUE);
   PUT_MODE (e->val_rtx, mode);
@@ -2775,9 +2759,9 @@ cselib_finish (void)
   cselib_any_perm_equivs = false;
   cfa_base_preserved_val = NULL;
   cfa_base_preserved_regno = INVALID_REGNUM;
-  elt_list::pool.release ();
-  elt_loc_list::pool.release ();
-  cselib_val::pool.release ();
+  elt_list_pool.release ();
+  elt_loc_list_pool.release ();
+  cselib_val_pool.release ();
   value_pool.release ();
   cselib_clear_table ();
   delete cselib_hash_table;