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Change use to type-based pool allocator in 

* tree-ssa-sccvn.c (vn_reference_insert): Use new type-based pool allocator.
	(vn_reference_insert_pieces): Likewise.
	(vn_phi_insert): Likewise.
	(visit_reference_op_call): Likewise.
	(copy_phi): Likewise.
	(copy_reference): Likewise.
	(process_scc): Likewise.
	(allocate_vn_table): Likewise.
	(free_vn_table): Likewise.

From-SVN: r223965
This commit is contained in:
Martin Liska 2015-06-01 14:46:55 +02:00 committed by Martin Liska
parent 153e42282e
commit af6a6eec32
2 changed files with 27 additions and 18 deletions
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12
gcc/ChangeLog
View File

@ -1,3 +1,15 @@
2015-06-01 Martin Liska <mliska@suse.cz>
* tree-ssa-sccvn.c (vn_reference_insert): Use new type-based pool allocator.
(vn_reference_insert_pieces): Likewise.
(vn_phi_insert): Likewise.
(visit_reference_op_call): Likewise.
(copy_phi): Likewise.
(copy_reference): Likewise.
(process_scc): Likewise.
(allocate_vn_table): Likewise.
(free_vn_table): Likewise.
2015-06-01 Martin Liska <mliska@suse.cz>
* tree-ssa-reassoc.c (add_to_ops_vec): Use new type-based pool allocator.

33
gcc/tree-ssa-sccvn.c
View File

@ -289,8 +289,8 @@ typedef struct vn_tables_s
vn_phi_table_type *phis;
vn_reference_table_type *references;
struct obstack nary_obstack;
alloc_pool phis_pool;
alloc_pool references_pool;
pool_allocator<vn_phi_s> *phis_pool;
pool_allocator<vn_reference_s> *references_pool;
} *vn_tables_t;
@ -2301,7 +2301,7 @@ vn_reference_insert (tree op, tree result, tree vuse, tree vdef)
vn_reference_t vr1;
bool tem;
vr1 = (vn_reference_t) pool_alloc (current_info->references_pool);
vr1 = current_info->references_pool->allocate ();
if (TREE_CODE (result) == SSA_NAME)
vr1->value_id = VN_INFO (result)->value_id;
else
@ -2346,7 +2346,7 @@ vn_reference_insert_pieces (tree vuse, alias_set_type set, tree type,
vn_reference_s **slot;
vn_reference_t vr1;
vr1 = (vn_reference_t) pool_alloc (current_info->references_pool);
vr1 = current_info->references_pool->allocate ();
vr1->value_id = value_id;
vr1->vuse = vuse ? SSA_VAL (vuse) : NULL_TREE;
vr1->operands = valueize_refs (operands);
@ -2772,7 +2772,7 @@ static vn_phi_t
vn_phi_insert (gimple phi, tree result)
{
vn_phi_s **slot;
vn_phi_t vp1 = (vn_phi_t) pool_alloc (current_info->phis_pool);
vn_phi_t vp1 = current_info->phis_pool->allocate ();
unsigned i;
vec<tree> args = vNULL;
@ -3015,7 +3015,7 @@ visit_reference_op_call (tree lhs, gcall *stmt)
changed |= set_ssa_val_to (vdef, vdef);
if (lhs)
changed |= set_ssa_val_to (lhs, lhs);
vr2 = (vn_reference_t) pool_alloc (current_info->references_pool);
vr2 = current_info->references_pool->allocate ();
vr2->vuse = vr1.vuse;
/* As we are not walking the virtual operand chain we know the
shared_lookup_references are still original so we can re-use
@ -3889,7 +3889,7 @@ copy_nary (vn_nary_op_t onary, vn_tables_t info)
static void
copy_phi (vn_phi_t ophi, vn_tables_t info)
{
vn_phi_t phi = (vn_phi_t) pool_alloc (info->phis_pool);
vn_phi_t phi = info->phis_pool->allocate ();
vn_phi_s **slot;
memcpy (phi, ophi, sizeof (*phi));
ophi->phiargs.create (0);
@ -3905,7 +3905,7 @@ copy_reference (vn_reference_t oref, vn_tables_t info)
{
vn_reference_t ref;
vn_reference_s **slot;
ref = (vn_reference_t) pool_alloc (info->references_pool);
ref = info->references_pool->allocate ();
memcpy (ref, oref, sizeof (*ref));
oref->operands.create (0);
slot = info->references->find_slot_with_hash (ref, ref->hashcode, INSERT);
@ -3970,8 +3970,8 @@ process_scc (vec<tree> scc)
optimistic_info->references->empty ();
obstack_free (&optimistic_info->nary_obstack, NULL);
gcc_obstack_init (&optimistic_info->nary_obstack);
empty_alloc_pool (optimistic_info->phis_pool);
empty_alloc_pool (optimistic_info->references_pool);
optimistic_info->phis_pool->release ();
optimistic_info->references_pool->release ();
FOR_EACH_VEC_ELT (scc, i, var)
VN_INFO (var)->expr = NULL_TREE;
FOR_EACH_VEC_ELT (scc, i, var)
@ -4148,12 +4148,9 @@ allocate_vn_table (vn_tables_t table)
table->references = new vn_reference_table_type (23);
gcc_obstack_init (&table->nary_obstack);
table->phis_pool = create_alloc_pool ("VN phis",
sizeof (struct vn_phi_s),
30);
table->references_pool = create_alloc_pool ("VN references",
sizeof (struct vn_reference_s),
30);
table->phis_pool = new pool_allocator<vn_phi_s> ("VN phis", 30);
table->references_pool = new pool_allocator<vn_reference_s> ("VN references",
30);
}
/* Free a value number table. */
@ -4168,8 +4165,8 @@ free_vn_table (vn_tables_t table)
delete table->references;
table->references = NULL;
obstack_free (&table->nary_obstack, NULL);
free_alloc_pool (table->phis_pool);
free_alloc_pool (table->references_pool);
delete table->phis_pool;
delete table->references_pool;
}
static void