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method.c (make_alias_for): Do not set TREE_SYMBOL_REFERENCED. 

* method.c (make_alias_for): Do not set TREE_SYMBOL_REFERENCED.
	* decl2.c (mark_needed): Likewise.
	(decl_needed_p): Do not test TREE_SYMBOL_REFERENCED.

	* decl2.c (cxx_callgraph_analyze_expr): Remove.
	* cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
	* cp-tree.h (cxx_callgraph_analyze_expr): Remove.

From-SVN: r186658
This commit is contained in:
Jan Hubicka 2012-04-22 01:59:25 +02:00 committed by Jan Hubicka
parent 9e412ca3eb
commit 7ca8f48652
5 changed files with 12 additions and 50 deletions
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10
gcc/cp/ChangeLog
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@ -1,3 +1,13 @@
2012-04-21 Jan Hubicka <jh@suse.cz>
* method.c (make_alias_for): Do not set TREE_SYMBOL_REFERENCED.
* decl2.c (mark_needed): Likewise.
(decl_needed_p): Do not test TREE_SYMBOL_REFERENCED.
* decl2.c (cxx_callgraph_analyze_expr): Remove.
* cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
* cp-tree.h (cxx_callgraph_analyze_expr): Remove.
2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR 35441

3
gcc/cp/cp-objcp-common.h
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@ -110,9 +110,6 @@ extern void cp_common_init_ts (void);
#undef LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN
#define LANG_HOOKS_TREE_DUMP_TYPE_QUALS_FN cp_type_quals
#undef LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR
#define LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR cxx_callgraph_analyze_expr
#undef LANG_HOOKS_MAKE_TYPE
#define LANG_HOOKS_MAKE_TYPE cxx_make_type
#undef LANG_HOOKS_TYPE_FOR_MODE

1
gcc/cp/cp-tree.h
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@ -5136,7 +5136,6 @@ extern tree cp_build_parm_decl (tree, tree);
extern tree get_guard (tree);
extern tree get_guard_cond (tree);
extern tree set_guard (tree);
extern tree cxx_callgraph_analyze_expr (tree *, int *);
extern void mark_needed (tree);
extern bool decl_needed_p (tree);
extern void note_vague_linkage_fn (tree);

47
gcc/cp/decl2.c
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@ -1782,10 +1782,7 @@ var_finalized_p (tree var)
void
mark_needed (tree decl)
{
/* It's possible that we no longer need to set
TREE_SYMBOL_REFERENCED here directly, but doing so is
harmless. */
TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (decl)) = 1;
TREE_USED (decl) = 1;
mark_decl_referenced (decl);
}
@ -1811,9 +1808,7 @@ decl_needed_p (tree decl)
return true;
/* If this entity was used, let the back end see it; it will decide
whether or not to emit it into the object file. */
if (TREE_USED (decl)
|| (DECL_ASSEMBLER_NAME_SET_P (decl)
&& TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (decl))))
if (TREE_USED (decl))
return true;
/* Functions marked "dllexport" must be emitted so that they are
visible to other DLLs. */
@ -3436,44 +3431,6 @@ generate_ctor_and_dtor_functions_for_priority (splay_tree_node n, void * data)
return 0;
}
/* Called via LANGHOOK_CALLGRAPH_ANALYZE_EXPR. It is supposed to mark
decls referenced from front-end specific constructs; it will be called
only for language-specific tree nodes.
Here we must deal with member pointers. */
tree
cxx_callgraph_analyze_expr (tree *tp, int *walk_subtrees ATTRIBUTE_UNUSED)
{
tree t = *tp;
switch (TREE_CODE (t))
{
case PTRMEM_CST:
if (TYPE_PTRMEMFUNC_P (TREE_TYPE (t)))
cgraph_mark_address_taken_node (
cgraph_get_create_node (PTRMEM_CST_MEMBER (t)));
break;
case BASELINK:
if (TREE_CODE (BASELINK_FUNCTIONS (t)) == FUNCTION_DECL)
cgraph_mark_address_taken_node (
cgraph_get_create_node (BASELINK_FUNCTIONS (t)));
break;
case VAR_DECL:
if (DECL_CONTEXT (t)
&& flag_use_repository
&& TREE_CODE (DECL_CONTEXT (t)) == FUNCTION_DECL)
/* If we need a static variable in a function, then we
need the containing function. */
mark_decl_referenced (DECL_CONTEXT (t));
break;
default:
break;
}
return NULL;
}
/* Java requires that we be able to reference a local address for a
method, and not be confused by PLT entries. If hidden aliases are
supported, collect and return all the functions for which we should

1
gcc/cp/method.c
View File

@ -244,7 +244,6 @@ make_alias_for (tree target, tree newid)
TREE_ADDRESSABLE (alias) = 1;
TREE_USED (alias) = 1;
SET_DECL_ASSEMBLER_NAME (alias, DECL_NAME (alias));
TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (alias)) = 1;
return alias;
}