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cselib.c: Include alloc-pool.h

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* cselib.c: Include alloc-pool.h
	(empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
	(elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
	(new_elt_list, new_elt_loc_list, unchain_one_elt_list,
	unchain_one_elt_loc_list_pool, unchain_one_value,
	new_cselib_val): Simplify using allocpool.
	(cselib_init): Initialize allocpools.
	(cselib_finish): Finish allocpools.
	* Makefile.in (cselib.o): Depend on alloc-pool.h

From-SVN: r76226
This commit is contained in:
Jan Hubicka 2004-01-20 21:36:18 +01:00 • committed by Jan Hubicka
parent 3c53850d64
commit 6a59927d0c
3 changed files with 39 additions and 34 deletions
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12
gcc/ChangeLog
View file

@ -1,3 +1,15 @@
2004-01-20 Jan Hubicka <jh@suse.cz>
* cselib.c: Include alloc-pool.h
(empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
(elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
(new_elt_list, new_elt_loc_list, unchain_one_elt_list,
unchain_one_elt_loc_list_pool, unchain_one_value,
new_cselib_val): Simplify using allocpool.
(cselib_init): Initialize allocpools.
(cselib_finish): Finish allocpools.
* Makefile.in (cselib.o): Depend on alloc-pool.h
2004-01-20 Richard Sandiford <rsandifo@redhat.com>
* config/mips/mips.c (mips_load_call_address): Make the call insn

3
gcc/Makefile.in
View file

@ -1635,7 +1635,8 @@ coverage.o : coverage.c gcov-io.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
gt-coverage.h $(HASHTAB_H)
cselib.o : cselib.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(REGS_H) \
hard-reg-set.h flags.h real.h insn-config.h $(RECOG_H) $(EXPR_H) toplev.h \
output.h function.h cselib.h $(GGC_H) $(TM_P_H) gt-cselib.h $(PARAMS_H)
output.h function.h cselib.h $(GGC_H) $(TM_P_H) gt-cselib.h $(PARAMS_H) \
alloc-pool.h
cse.o : cse.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(REGS_H) \
hard-reg-set.h flags.h real.h insn-config.h $(RECOG_H) $(EXPR_H) toplev.h \
output.h function.h $(BASIC_BLOCK_H) $(GGC_H) $(TM_P_H) $(TIMEVAR_H) \

58
gcc/cselib.c
View file

@ -40,6 +40,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
#include "hashtab.h"
#include "cselib.h"
#include "params.h"
#include "alloc-pool.h"
static int entry_and_rtx_equal_p (const void *, const void *);
static hashval_t get_value_hash (const void *);
@ -117,11 +118,6 @@ static GTY((deletable (""))) varray_type used_regs_old;
memory for a non-const call instruction. */
static GTY(()) rtx callmem;
/* Caches for unused structures. */
static GTY((deletable (""))) cselib_val *empty_vals;
static GTY((deletable (""))) struct elt_list *empty_elt_lists;
static GTY((deletable (""))) struct elt_loc_list *empty_elt_loc_lists;
/* Set by discard_useless_locs if it deleted the last location of any
value. */
static int values_became_useless;
@ -134,20 +130,17 @@ static cselib_val dummy_val;
May or may not contain the useless values - the list is compacted
each time memory is invalidated. */
static cselib_val *first_containing_mem = &dummy_val;
static alloc_pool elt_loc_list_pool, elt_list_pool, cselib_val_pool;
/* Allocate a struct elt_list and fill in its two elements with the
arguments. */
static struct elt_list *
static inline struct elt_list *
new_elt_list (struct elt_list *next, cselib_val *elt)
{
struct elt_list *el = empty_elt_lists;
if (el)
empty_elt_lists = el->next;
else
el = ggc_alloc (sizeof (struct elt_list));
struct elt_list *el;
el = pool_alloc (elt_list_pool);
el->next = next;
el->elt = elt;
return el;
@ -156,15 +149,11 @@ new_elt_list (struct elt_list *next, cselib_val *elt)
/* Allocate a struct elt_loc_list and fill in its two elements with the
arguments. */
static struct elt_loc_list *
static inline struct elt_loc_list *
new_elt_loc_list (struct elt_loc_list *next, rtx loc)
{
struct elt_loc_list *el = empty_elt_loc_lists;
if (el)
empty_elt_loc_lists = el->next;
else
el = ggc_alloc (sizeof (struct elt_loc_list));
struct elt_loc_list *el;
el = pool_alloc (elt_loc_list_pool);
el->next = next;
el->loc = loc;
el->canon_loc = NULL;
@ -176,14 +165,13 @@ new_elt_loc_list (struct elt_loc_list *next, rtx loc)
/* The elt_list at *PL is no longer needed. Unchain it and free its
storage. */
static void
static inline void
unchain_one_elt_list (struct elt_list **pl)
{
struct elt_list *l = *pl;
*pl = l->next;
l->next = empty_elt_lists;
empty_elt_lists = l;
pool_free (elt_list_pool, l);
}
/* Likewise for elt_loc_lists. */
@ -194,8 +182,7 @@ unchain_one_elt_loc_list (struct elt_loc_list **pl)
struct elt_loc_list *l = *pl;
*pl = l->next;
l->next = empty_elt_loc_lists;
empty_elt_loc_lists = l;
pool_free (elt_loc_list_pool, l);
}
/* Likewise for cselib_vals. This also frees the addr_list associated with
@ -207,8 +194,7 @@ unchain_one_value (cselib_val *v)
while (v->addr_list)
unchain_one_elt_list (&v->addr_list);
v->u.next_free = empty_vals;
empty_vals = v;
pool_free (cselib_val_pool, v);
}
/* Remove all entries from the hash table. Also used during
@ -697,18 +683,15 @@ hash_rtx (rtx x, enum machine_mode mode, int create)
/* Create a new value structure for VALUE and initialize it. The mode of the
value is MODE. */
static cselib_val *
static inline cselib_val *
new_cselib_val (unsigned int value, enum machine_mode mode)
{
cselib_val *e = empty_vals;
if (e)
empty_vals = e->u.next_free;
else
e = ggc_alloc (sizeof (cselib_val));
cselib_val *e = pool_alloc (cselib_val_pool);
#ifdef ENABLE_CHECKING
if (value == 0)
abort ();
#endif
e->value = value;
e->u.val_rtx = gen_rtx_VALUE (mode);
@ -1403,6 +1386,12 @@ cselib_update_varray_sizes (void)
void
cselib_init (void)
{
elt_list_pool = create_alloc_pool ("elt_list",
sizeof (struct elt_list), 10);
elt_loc_list_pool = create_alloc_pool ("elt_loc_list",
sizeof (struct elt_loc_list), 10);
cselib_val_pool = create_alloc_pool ("cselib_val_list",
sizeof (cselib_val), 10);
/* This is only created once. */
if (! callmem)
callmem = gen_rtx_MEM (BLKmode, const0_rtx);
@ -1428,6 +1417,9 @@ cselib_init (void)
void
cselib_finish (void)
{
free_alloc_pool (elt_list_pool);
free_alloc_pool (elt_loc_list_pool);
free_alloc_pool (cselib_val_pool);
clear_table ();
reg_values_old = reg_values;
reg_values = 0;