Share memory blocks between pool allocators

gcc/
	* Makefile.in: Add memory-block.cc
	(pool_allocator::initialize): Use fixed block size.
	(pool_allocator::release): Use memory_block_pool.
	(pool_allocator::allocate): Likewise.
	* asan.c (asan_mem_ref_pool): Adjust to use common block size in all
	object pools.
	* cfg.c (initialize_original_copy_tables): Likewise.
	* cselib.c (elt_list_pool, elt_loc_list_pool,
	cselib_val_pool): Likewise.
	* df-problems.c (df_chain_alloc): Likewise.
	* df-scan.c (df_scan_alloc): Likewise.
	* dse.c (cse_store_info_pool, rtx_store_info_pool,
	read_info_type_pool, insn_info_type_pool, bb_info_pool,
	group_info_pool, deferred_change_pool): Likewise.
	* et-forest.c (et_nodes, et_occurrences): Likewise.
	* ipa-cp.c (ipcp_cst_values_pool, ipcp_sources_pool,
	ipcp_agg_lattice_pool): Likewise.
	* ipa-inline-analysis.c (edge_predicate_pool): Likewise.
	* ipa-profile.c (histogram_pool): Likewise.
	* ipa-prop.c (ipa_refdesc_pool): Likewise.
	* ira-build.c (live_range_pool, allocno_pool, object_pool,
	initiate_cost_vectors, pref_pool, copy_pool): Likewise.
	* ira-color.c (update_cost_record_pool): Likewise.
	* lra-lives.c (lra_live_range_pool): Likewise.
	* lra.c (lra_insn_reg_pool, lra_copy_pool): Likewise.
	* memory-block.cc: New file.
	* memory-block.h: New file.
	* regcprop.c (queued_debug_insn_change_pool): Use common block size.
	* sched-deps.c (sched_deps_init): Likewise.
	* sel-sched-ir.c (sched_lists_pool): Likewise.
	* stmt.c (expand_case, expand_sjlj_dispatch_table): Likewise.
	* tree-sra.c (access_pool): Likewise.
	* tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
	* tree-ssa-pre.c (pre_expr_pool, bitmap_set_pool): Likewise.
	* tree-ssa-reassoc.c (operand_entry_pool): Likewise.
	* tree-ssa-sccvn.c (allocate_vn_table): Likewise.
	* tree-ssa-strlen.c (strinfo_pool): Likewise.
	* tree-ssa-structalias.c (variable_info_pool): Likewise.
	* var-tracking.c (attrs_def_pool, var_pool, valvar_pool,
	location_chain_pool, shared_hash_pool, loc_exp_dep_pool): Likewise.

gcc/c-family/
	* c-format.c (check_format_arg): Adjust to use common block size in all
	object pools.

From-SVN: r227817

1 files changed, 8 insertions, 9 deletions

diff --git a/gcc/var-tracking.c b/gcc/var-tracking.c
index 126feee..e3542d3 100644
--- a/gcc/var-tracking.c
+++ b/gcc/var-tracking.c
@@ -576,28 +576,27 @@ typedef struct variable_tracking_info_def
 } *variable_tracking_info;
 
 /* Alloc pool for struct attrs_def.  */
-object_allocator<attrs_def> attrs_def_pool ("attrs_def pool", 1024);
+object_allocator<attrs_def> attrs_def_pool ("attrs_def pool");
 
 /* Alloc pool for struct variable_def with MAX_VAR_PARTS entries.  */
 
 static pool_allocator var_pool
-  ("variable_def pool", 64, sizeof (variable_def) +
+  ("variable_def pool", sizeof (variable_def) +
    (MAX_VAR_PARTS - 1) * sizeof (((variable)NULL)->var_part[0]));
 
 /* Alloc pool for struct variable_def with a single var_part entry.  */
 static pool_allocator valvar_pool
-  ("small variable_def pool", 256, sizeof (variable_def));
+  ("small variable_def pool", sizeof (variable_def));
 
-/* Alloc pool for struct location_chain_def.  */
+/* Alloc pool for struct location_chain.  */
 static object_allocator<location_chain> location_chain_pool
-  ("location_chain pool", 1024);
+  ("location_chain pool");
 
-/* Alloc pool for struct shared_hash_def.  */
-static object_allocator<shared_hash> shared_hash_pool
-  ("shared_hash pool", 256);
+/* Alloc pool for struct shared_hash.  */
+static object_allocator<shared_hash> shared_hash_pool ("shared_hash pool");
 
 /* Alloc pool for struct loc_exp_dep_s for NOT_ONEPART variables.  */
-object_allocator<loc_exp_dep> loc_exp_dep_pool ("loc_exp_dep pool", 64);
+object_allocator<loc_exp_dep> loc_exp_dep_pool ("loc_exp_dep pool");
 
 /* Changed variables, notes will be emitted for them.  */
 static variable_table_type *changed_variables;