85 lines
3.3 KiB
C
85 lines
3.3 KiB
C
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/* Declarations for varasm.h.
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Copyright (C) 2013-2023 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_VARASM_H
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#define GCC_VARASM_H
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/* The following global holds the "function name" for the code in the
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cold section of a function, if hot/cold function splitting is enabled
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and there was actually code that went into the cold section. A
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pseudo function name is needed for the cold section of code for some
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debugging tools that perform symbolization. */
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extern tree cold_function_name;
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extern tree tree_output_constant_def (tree);
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extern void make_decl_rtl (tree);
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extern rtx make_decl_rtl_for_debug (tree);
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extern void make_decl_one_only (tree, tree);
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extern int supports_one_only (void);
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extern void resolve_unique_section (tree, int, int);
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extern void mark_referenced (tree);
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extern void mark_decl_referenced (tree);
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extern void notice_global_symbol (tree);
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extern void set_user_assembler_name (tree, const char *);
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extern void process_pending_assemble_externals (void);
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extern bool decl_replaceable_p (tree, bool);
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extern bool decl_binds_to_current_def_p (const_tree);
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extern enum tls_model decl_default_tls_model (const_tree);
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/* Declare DECL to be a weak symbol. */
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extern void declare_weak (tree);
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/* Merge weak status. */
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extern void merge_weak (tree, tree);
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/* Make one symbol an alias for another. */
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extern void assemble_alias (tree, tree);
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/* Return nonzero if VALUE is a valid constant-valued expression
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for use in initializing a static variable; one that can be an
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element of a "constant" initializer.
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Return null_pointer_node if the value is absolute;
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if it is relocatable, return the variable that determines the relocation.
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We assume that VALUE has been folded as much as possible;
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therefore, we do not need to check for such things as
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arithmetic-combinations of integers. */
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extern tree initializer_constant_valid_p (tree, tree, bool = false);
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/* Return true if VALUE is a valid constant-valued expression
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for use in initializing a static bit-field; one that can be
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an element of a "constant" initializer. */
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extern bool initializer_constant_valid_for_bitfield_p (const_tree);
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/* Whether a constructor CTOR is a valid static constant initializer if all
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its elements are. This used to be internal to initializer_constant_valid_p
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and has been exposed to let other functions like categorize_ctor_elements
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evaluate the property while walking a constructor for other purposes. */
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extern bool constructor_static_from_elts_p (const_tree);
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extern void init_varasm_status (void);
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extern rtx assemble_static_space (unsigned HOST_WIDE_INT);
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extern rtx assemble_trampoline_template (void);
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extern void switch_to_comdat_section (section *, tree);
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#endif // GCC_VARASM_H
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