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c-pragma.c (pending_weak_d, [...]): New. 

* c-pragma.c (pending_weak_d, pending_weak): New.
	(pending_weaks): Change the type to VEC((pending_weak,gc) *.
	(maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
	handle_pragma_weak): Update the uses of pending_weaks.

From-SVN: r159172
This commit is contained in:
Steven Bosscher 2010-05-07 20:49:29 +00:00
parent 0f590a2d73
commit 18bc5398c1
2 changed files with 37 additions and 13 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
* c-pragma.c (pending_weak_d, pending_weak): New.
(pending_weaks): Change the type to VEC((pending_weak,gc) *.
(maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
handle_pragma_weak): Update the uses of pending_weaks.
2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR documentation/44016

43
gcc/c-pragma.c
View File

@ -244,7 +244,16 @@ handle_pragma_pack (cpp_reader * ARG_UNUSED (dummy))
}
#endif /* HANDLE_PRAGMA_PACK */
static GTY(()) tree pending_weaks;
typedef struct GTY(()) pending_weak_d
{
tree name;
tree value;
} pending_weak;
DEF_VEC_O(pending_weak);
DEF_VEC_ALLOC_O(pending_weak,gc);
static GTY(()) VEC(pending_weak,gc) *pending_weaks;
#ifdef HANDLE_PRAGMA_WEAK
static void apply_pragma_weak (tree, tree);
@ -274,7 +283,9 @@ apply_pragma_weak (tree decl, tree value)
void
maybe_apply_pragma_weak (tree decl)
{
tree *p, t, id;
tree id;
int i;
pending_weak *pe;
/* Avoid asking for DECL_ASSEMBLER_NAME when it's not needed. */
@ -293,11 +304,11 @@ maybe_apply_pragma_weak (tree decl)
id = DECL_ASSEMBLER_NAME (decl);
for (p = &pending_weaks; (t = *p) ; p = &TREE_CHAIN (t))
if (id == TREE_PURPOSE (t))
for (i = 0; VEC_iterate (pending_weak, pending_weaks, i, pe); i++)
if (id == pe->name)
{
apply_pragma_weak (decl, TREE_VALUE (t));
*p = TREE_CHAIN (t);
apply_pragma_weak (decl, pe->value);
VEC_unordered_remove (pending_weak, pending_weaks, i);
break;
}
}
@ -307,15 +318,16 @@ maybe_apply_pragma_weak (tree decl)
void
maybe_apply_pending_pragma_weaks (void)
{
tree *p, t, alias_id, id, decl, *next;
tree alias_id, id, decl;
int i;
pending_weak *pe;
for (p = &pending_weaks; (t = *p) ; p = next)
for (i = 0; VEC_iterate (pending_weak, pending_weaks, i, pe); i++)
{
next = &TREE_CHAIN (t);
alias_id = TREE_PURPOSE (t);
id = TREE_VALUE (t);
alias_id = pe->name;
id = pe->value;
if (TREE_VALUE (t) == NULL)
if (id == NULL)
continue;
decl = build_decl (UNKNOWN_LOCATION,
@ -359,7 +371,12 @@ handle_pragma_weak (cpp_reader * ARG_UNUSED (dummy))
assemble_alias (decl, value);
}
else
pending_weaks = tree_cons (name, value, pending_weaks);
{
pending_weak *pe;
pe = VEC_safe_push (pending_weak, gc, pending_weaks, NULL);
pe->name = name;
pe->value = value;
}
}
#else
void