/* Prototypes.
   Copyright (C) 2001-2024 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 version.

GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License 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
<http://www.gnu.org/licenses/>.  */

#ifndef CONFIG_DARWIN_PROTOS_H
#define CONFIG_DARWIN_PROTOS_H

extern void darwin_init_sections (void);
extern int name_needs_quotes (const char *);

extern void machopic_validate_stub_or_non_lazy_ptr (const char *);

extern void machopic_output_function_base_name (FILE *);
extern const char *machopic_indirection_name (rtx, bool);
extern const char *machopic_mcount_stub_name (void);
extern bool machopic_should_output_picbase_label (void);
extern const char *machopic_get_function_picbase (void);

#ifdef RTX_CODE

extern rtx machopic_gen_offset (rtx);
extern int machopic_operand_p (rtx);
extern int machopic_symbol_defined_p (rtx sym_ref);
extern enum machopic_addr_class machopic_classify_symbol (rtx);

extern rtx machopic_indirect_data_reference (rtx, rtx);
extern rtx machopic_indirect_call_target (rtx);
extern rtx machopic_legitimize_pic_address (rtx, machine_mode, rtx);

extern void machopic_asm_out_constructor (rtx, int);
extern void machopic_asm_out_destructor (rtx, int);
extern section *machopic_select_rtx_section (machine_mode, rtx,
					     unsigned HOST_WIDE_INT);
#endif /* RTX_CODE */

#ifdef TREE_CODE

extern void machopic_define_symbol (rtx);
extern void darwin_encode_section_info (tree, rtx, int);
extern void darwin_set_default_type_attributes (tree);

#endif /* TREE_CODE */

extern int machopic_reloc_rw_mask (void);
extern section *machopic_select_section (tree, int, unsigned HOST_WIDE_INT);

extern section *darwin_function_section (tree, enum node_frequency, bool, bool); 
extern section *darwin_tm_clone_table_section (void);
extern void darwin_function_switched_text_sections (FILE *, tree, bool);

extern void darwin_unique_section (tree decl, int reloc);
extern void darwin_asm_named_section (const char *, unsigned int, tree);
extern void darwin_non_lazy_pcrel (FILE *, rtx);

extern void darwin_emit_unwind_label (FILE *, tree, int, int);
extern void darwin_emit_except_table_label (FILE *);
extern rtx darwin_make_eh_symbol_indirect (rtx, bool);
extern bool darwin_should_restore_cfa_state (void);

extern void darwin_pragma_ignore (struct cpp_reader *);
extern void darwin_pragma_options (struct cpp_reader *);
extern void darwin_pragma_unused (struct cpp_reader *);
extern void darwin_pragma_ms_struct (struct cpp_reader *);

extern void darwin_file_start (void);
extern void darwin_file_end (void);

extern void darwin_asm_lto_start (void);
extern void darwin_asm_lto_end (void);

extern void darwin_mark_decl_preserved (const char *);

extern tree darwin_handle_kext_attribute (tree *, tree, tree, int, bool *);
extern tree darwin_handle_weak_import_attribute (tree *node, tree name,
						 tree args, int flags,
						 bool * no_add_attrs);
extern void machopic_output_stub (FILE *, const char *, const char *);
extern void darwin_globalize_label (FILE *, const char *);
extern void darwin_assemble_visibility (tree, int);

extern void darwin_asm_output_dwarf_delta (FILE *, int, const char *,
					   const char *, HOST_WIDE_INT);
extern void darwin_asm_output_dwarf_offset (FILE *, int, const char *,
					    HOST_WIDE_INT, section *);

extern void darwin_asm_declare_object_name (FILE *, const char *, tree);
extern void darwin_asm_declare_constant_name (FILE *, const char *,
					      const_tree, HOST_WIDE_INT);

extern void darwin_output_aligned_bss (FILE *, tree, const char *,
				       unsigned HOST_WIDE_INT, unsigned int);

extern void darwin_asm_output_aligned_decl_local (FILE *, tree, const char *, 
						  unsigned HOST_WIDE_INT, 
						  unsigned int);
extern void darwin_asm_output_aligned_decl_common (FILE *, tree, const char *,
						   unsigned HOST_WIDE_INT, 
						   unsigned int);

extern bool darwin_binds_local_p (const_tree);
extern void darwin_cpp_builtins (struct cpp_reader *);

extern tree darwin_init_cfstring_builtins (unsigned);
extern tree darwin_fold_builtin (tree, int, tree *, bool);
extern bool darwin_cfstring_p (tree);
extern tree darwin_build_constant_cfstring (tree);
extern void darwin_enter_string_into_cfstring_table (tree);

extern void darwin_asm_output_anchor (rtx symbol);
extern bool darwin_use_anchors_for_symbol_p (const_rtx symbol);
extern bool darwin_kextabi_p (void);
extern void darwin_override_options (void);
extern void darwin_patch_builtins (void);
extern void darwin_rename_builtins (void);
extern bool darwin_libc_has_function (enum function_class fn_class, tree);

/* For this port, there are several possible sources for external toolchain
   components (e.g. as, ld, dsymutil) and we have to alter the allowable
   output in response to which version and source is in use.  */
enum darwin_external_toolchain {
  DET_UNKNOWN=0,
  CCTOOLS,
  DWARFUTILS,
  LLVM,
  CLANG
};

#endif /* CONFIG_DARWIN_PROTOS_H */