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tree-ssa-pre.c (grand_bitmap_obstack): New.

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* tree-ssa-pre.c (grand_bitmap_obstack): New.
	(value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
	(init_pre): Initialize obstack.
	(fini_pre): Free obstack.

From-SVN: r87155
This commit is contained in:
Jan Hubicka 2004-09-07 22:51:25 +02:00 • committed by Jan Hubicka
parent 9f0df97afb
commit c4817ba67e
2 changed files with 13 additions and 3 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2004-09-07 Jan Hubicka <jh@suse.cz>
* tree-ssa-pre.c (grand_bitmap_obstack): New.
(value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
(init_pre): Initialize obstack.
(fini_pre): Free obstack.
2004-09-07 David Daney <ddaney@avtrex.com>
* config.gcc: Added support for --with-divide=[breaks|traps] for

9
gcc/tree-ssa-pre.c
View file

@ -306,6 +306,7 @@ static alloc_pool value_set_node_pool;
static alloc_pool binary_node_pool;
static alloc_pool unary_node_pool;
static alloc_pool reference_node_pool;
static struct obstack grand_bitmap_obstack;
/* Set of blocks with statements that have had its EH information
cleaned up. */
@ -468,7 +469,7 @@ value_insert_into_set_bitmap (value_set_t set, tree v)
if (set->values == NULL)
{
set->values = BITMAP_GGC_ALLOC ();
set->values = BITMAP_OBSTACK_ALLOC (&grand_bitmap_obstack);
bitmap_clear (set->values);
}
@ -482,8 +483,8 @@ static bitmap_set_t
bitmap_set_new (void)
{
bitmap_set_t ret = pool_alloc (bitmap_set_pool);
ret->expressions = BITMAP_GGC_ALLOC ();
ret->values = BITMAP_GGC_ALLOC ();
ret->expressions = BITMAP_OBSTACK_ALLOC (&grand_bitmap_obstack);
ret->values = BITMAP_OBSTACK_ALLOC (&grand_bitmap_obstack);
bitmap_clear (ret->expressions);
bitmap_clear (ret->values);
return ret;
@ -1944,6 +1945,7 @@ init_pre (void)
FOR_ALL_BB (bb)
bb->aux = xcalloc (1, sizeof (struct bb_value_sets));
gcc_obstack_init (&grand_bitmap_obstack);
phi_translate_table = htab_create (511, expr_pred_trans_hash,
expr_pred_trans_eq, free);
value_set_pool = create_alloc_pool ("Value sets",
@ -1980,6 +1982,7 @@ fini_pre (void)
{
basic_block bb;
obstack_free (&grand_bitmap_obstack, NULL);
free_alloc_pool (value_set_pool);
free_alloc_pool (bitmap_set_pool);
free_alloc_pool (value_set_node_pool);