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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@227817 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 6 insertions, 7 deletions

diff --git a/gcc/ira-build.c b/gcc/ira-build.c
index 9f0d7db828a..f49591c6e53 100644
--- a/gcc/ira-build.c
+++ b/gcc/ira-build.c
@@ -420,9 +420,9 @@ rebuild_regno_allocno_maps (void)
 
 
 /* Pools for allocnos, allocno live ranges and objects.  */
-static object_allocator<live_range> live_range_pool ("live ranges", 100);
-static object_allocator<ira_allocno> allocno_pool ("allocnos", 100);
-static object_allocator<ira_object> object_pool ("objects", 100);
+static object_allocator<live_range> live_range_pool ("live ranges");
+static object_allocator<ira_allocno> allocno_pool ("allocnos");
+static object_allocator<ira_object> object_pool ("objects");
 
 /* Vec containing references to all created allocnos.  It is a
    container of array allocnos.  */
@@ -1170,7 +1170,7 @@ finish_allocnos (void)
 
 
 /* Pools for allocno preferences.  */
-static object_allocator <ira_allocno_pref> pref_pool ("prefs", 100);
+static object_allocator <ira_allocno_pref> pref_pool ("prefs");
 
 /* Vec containing references to all created preferences.  It is a
    container of array ira_prefs.  */
@@ -1357,7 +1357,7 @@ finish_prefs (void)
 
 
 /* Pools for copies.  */
-static object_allocator<ira_allocno_copy> copy_pool ("copies", 100);
+static object_allocator<ira_allocno_copy> copy_pool ("copies");
 
 /* Vec containing references to all created copies.  It is a
    container of array ira_copies.  */
@@ -1630,8 +1630,7 @@ initiate_cost_vectors (void)
     {
       aclass = ira_allocno_classes[i];
       cost_vector_pool[aclass] = new pool_allocator
-	("cost vectors", 100,
-	 sizeof (int) * (ira_class_hard_regs_num[aclass]));
+	("cost vectors", sizeof (int) * (ira_class_hard_regs_num[aclass]));
     }
 }