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lto-streamer.h (lto_symtab_clear_resolution): Remove.

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2009-10-22  Richard Guenther  <rguenther@suse.de>

	* lto-streamer.h (lto_symtab_clear_resolution): Remove.
	* lto-symtab.c (lto_symtab_clear_resolution): Likewise.

	lto/
	* lto.c (lto_fixup_data_t): Remove free_list member.
	(lto_fixup_tree): Do not insert into free_list.
	(free_decl): Remove.
	(lto_fixup_decls): Remove free-list handling.

From-SVN: r153452
This commit is contained in:
Richard Biener 2009-10-22 12:17:12 +00:00
parent 86a8a2e509
commit f9c91f8a90
5 changed files with 29 additions and 87 deletions
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38
gcc/ChangeLog
View file

@ -1,21 +1,27 @@
2009-10-22 Richard Guenther <rguenther@suse.de>
* lto-streamer.h (lto_symtab_clear_resolution): Remove.
* lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2009-10-22 Jan Hubicka <jh@suse.cz>
PR tree-optimize/40556
* ipa-reference.c (has_proper_scope_for_analysis): Add fixme about global vars.
(check_call): Handle only indirect calls.
(propagate_bits): Update comment.
(write_node_summary_p): Turn bogus check to assert.
(ipa_reference_write_summary): Stream calls_read_all properly.
(ipa_reference_read_summary): Stream in calls_read_all properly.
(read_write_all_from_decl): New function.
(propagate): Handle OVERWRITABLE nodes and external calls here.
* ipa-pre-const.c (check_call): In IPA mode handle indirect calls
only.
(analyze_function): Do not check visibility here.
(add_new_function): We summary OVERWRITABLE too.
(generate_summary): Stream OVERWRITABLE nodes too.
(propagate): Handle external calls and OVERWRITABLE nodes here.
(local_pure_const): Check visibility here.
PR tree-optimize/40556
* ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
global vars.
(check_call): Handle only indirect calls.
(propagate_bits): Update comment.
(write_node_summary_p): Turn bogus check to assert.
(ipa_reference_write_summary): Stream calls_read_all properly.
(ipa_reference_read_summary): Stream in calls_read_all properly.
(read_write_all_from_decl): New function.
(propagate): Handle OVERWRITABLE nodes and external calls here.
* ipa-pre-const.c (check_call): In IPA mode handle indirect calls
only.
(analyze_function): Do not check visibility here.
(add_new_function): We summary OVERWRITABLE too.
(generate_summary): Stream OVERWRITABLE nodes too.
(propagate): Handle external calls and OVERWRITABLE nodes here.
(local_pure_const): Check visibility here.
2009-10-22 Jan Hubicka <jh@suse.cz>

1
gcc/lto-streamer.h
View file

@ -847,7 +847,6 @@ extern void lto_symtab_register_decl (tree, ld_plugin_symbol_resolution_t,
extern void lto_symtab_merge_decls (void);
extern tree lto_symtab_prevailing_decl (tree decl);
extern enum ld_plugin_symbol_resolution lto_symtab_get_resolution (tree decl);
extern void lto_symtab_clear_resolution (tree decl);
/* In lto-opts.c. */

49
gcc/lto-symtab.c
View file

@ -641,53 +641,4 @@ lto_symtab_prevailing_decl (tree decl)
return ret->decl;
}
/* Remove any storage used to store resolution of DECL. */
void
lto_symtab_clear_resolution (tree decl)
{
struct lto_symtab_entry_def temp;
lto_symtab_entry_t head;
void **slot;
if (!TREE_PUBLIC (decl))
return;
/* LTO FIXME: There should be no DECL_ABSTRACT in the middle end. */
if (TREE_CODE (decl) == FUNCTION_DECL && DECL_ABSTRACT (decl))
return;
gcc_assert (DECL_ASSEMBLER_NAME_SET_P (decl));
lto_symtab_maybe_init_hash_table ();
temp.id = DECL_ASSEMBLER_NAME (decl);
slot = htab_find_slot (lto_symtab_identifiers, &temp, NO_INSERT);
if (!*slot)
return;
head = (lto_symtab_entry_t) *slot;
if (head->decl == decl)
{
if (head->next)
{
*slot = head->next;
head->next = NULL;
}
else
htab_remove_elt (lto_symtab_identifiers, &temp);
}
else
{
lto_symtab_entry_t e;
while (head->next && head->next->decl != decl)
head = head->next;
if (head->next)
{
e = head->next;
head->next = e->next;
e->next = NULL;
}
}
}
#include "gt-lto-symtab.h"

7
gcc/lto/ChangeLog
View file

@ -1,3 +1,10 @@
2009-10-22 Richard Guenther <rguenther@suse.de>
* lto.c (lto_fixup_data_t): Remove free_list member.
(lto_fixup_tree): Do not insert into free_list.
(free_decl): Remove.
(lto_fixup_decls): Remove free-list handling.
2009-10-22 Jan Hubicka <jh@suse.cz>
* lto.c (lto_fixup_jump_functions): New function.

21
gcc/lto/lto.c
View file

@ -1193,7 +1193,6 @@ lto_execute_ltrans (char *const *files)
typedef struct {
struct pointer_set_t *free_list;
struct pointer_set_t *seen;
} lto_fixup_data_t;
@ -1528,8 +1527,6 @@ lto_fixup_tree (tree *tp, int *walk_subtrees, void *data)
lto_mark_nothrow_fndecl (prevailing);
}
pointer_set_insert (fixup_data->free_list, t);
/* Also replace t with prevailing defintion. We don't want to
insert the other defintion in the seen set as we want to
replace all instances of it. */
@ -1638,20 +1635,6 @@ lto_fixup_state_aux (void **slot, void *aux)
return 1;
}
/* A callback to pointer_set_traverse. Frees the tree pointed by p. Removes
from it from the UID -> DECL mapping. */
static bool
free_decl (const void *p, void *data ATTRIBUTE_UNUSED)
{
const_tree ct = (const_tree) p;
tree t = CONST_CAST_TREE (ct);
lto_symtab_clear_resolution (t);
return true;
}
/* Fixup pointers in jump functions.
TODO: We need some generic solution that will allow tree pointers in
function summaries. */
@ -1707,11 +1690,9 @@ lto_fixup_decls (struct lto_file_decl_data **files)
{
unsigned int i;
tree decl;
struct pointer_set_t *free_list = pointer_set_create ();
struct pointer_set_t *seen = pointer_set_create ();
lto_fixup_data_t data;
data.free_list = free_list;
data.seen = seen;
for (i = 0; files[i]; i++)
{
@ -1732,8 +1713,6 @@ lto_fixup_decls (struct lto_file_decl_data **files)
if (ipa_edge_args_vector)
lto_fixup_jump_functions (&data);
pointer_set_traverse (free_list, free_decl, NULL);
pointer_set_destroy (free_list);
pointer_set_destroy (seen);
}