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/* Declarations for varasm.h.
Copyright (C) 2013-2014 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<>. */
#ifndef GCC_VARASM_H
#define GCC_VARASM_H
extern tree tree_output_constant_def (tree);
extern void make_decl_rtl (tree);
extern rtx make_decl_rtl_for_debug (tree);
extern void make_decl_one_only (tree, tree);
extern int supports_one_only (void);
extern void resolve_unique_section (tree, int, int);
extern void mark_referenced (tree);
extern void mark_decl_referenced (tree);
extern void notice_global_symbol (tree);
extern void set_user_assembler_name (tree, const char *);
extern void process_pending_assemble_externals (void);
extern bool decl_replaceable_p (tree);
extern bool decl_binds_to_current_def_p (tree);
extern enum tls_model decl_default_tls_model (const_tree);
/* Declare DECL to be a weak symbol. */
extern void declare_weak (tree);
/* Merge weak status. */
extern void merge_weak (tree, tree);
/* Make one symbol an alias for another. */
extern void assemble_alias (tree, tree);
/* Return nonzero if VALUE is a valid constant-valued expression
for use in initializing a static variable; one that can be an
element of a "constant" initializer.
Return null_pointer_node if the value is absolute;
if it is relocatable, return the variable that determines the relocation.
We assume that VALUE has been folded as much as possible;
therefore, we do not need to check for such things as
arithmetic-combinations of integers. */
extern tree initializer_constant_valid_p (tree, tree);
/* Return true if VALUE is a valid constant-valued expression
for use in initializing a static bit-field; one that can be
an element of a "constant" initializer. */
extern bool initializer_constant_valid_for_bitfield_p (tree);
/* Whether a constructor CTOR is a valid static constant initializer if all
its elements are. This used to be internal to initializer_constant_valid_p
and has been exposed to let other functions like categorize_ctor_elements
evaluate the property while walking a constructor for other purposes. */
extern bool constructor_static_from_elts_p (const_tree);
#endif // GCC_VARASM_H