-/* ldlang.h -
+/* ldlang.h - linker command language support
+ Copyright (C) 1991-2015 Free Software Foundation, Inc.
- Copyright (C) 1991 Free Software Foundation, Inc.
+ This file is part of the GNU Binutils.
- This file is part of GLD, the Gnu Linker.
-
- GLD is free software; you can redistribute it and/or modify
+ This program 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 1, or (at your option)
- any later version.
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
- GLD is distributed in the hope that it will be useful,
+ This program 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 GLD; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
+
+#ifndef LDLANG_H
+#define LDLANG_H
+#define DEFAULT_MEMORY_REGION "*default*"
-typedef enum {
+typedef enum
+{
lang_input_file_is_l_enum,
lang_input_file_is_symbols_only_enum,
lang_input_file_is_marker_enum,
lang_input_file_is_fake_enum,
-lang_input_file_is_search_file_enum,
- lang_input_file_is_file_enum } lang_input_file_enum_type;
+ lang_input_file_is_search_file_enum,
+ lang_input_file_is_file_enum
+} lang_input_file_enum_type;
-typedef unsigned short fill_type;
-typedef struct statement_list {
- union lang_statement_union *head;
- union lang_statement_union **tail;
-} lang_statement_list_type;
+struct _fill_type
+{
+ size_t size;
+ unsigned char data[1];
+};
+typedef struct statement_list
+{
+ union lang_statement_union * head;
+ union lang_statement_union ** tail;
+} lang_statement_list_type;
-typedef struct {
- boolean flag_read;
- boolean flag_write;
- boolean flag_executable;
- boolean flag_loadable;
-} lang_section_flags_type;
+typedef struct memory_region_name_struct
+{
+ const char * name;
+ struct memory_region_name_struct * next;
+} lang_memory_region_name;
-typedef struct memory_region_struct {
- char *name;
+typedef struct memory_region_struct
+{
+ lang_memory_region_name name_list;
struct memory_region_struct *next;
+ union etree_union *origin_exp;
bfd_vma origin;
- bfd_offset length;
+ bfd_size_type length;
+ union etree_union *length_exp;
bfd_vma current;
- lang_section_flags_type flags;
-} lang_memory_region_type ;
-
-typedef struct lang_statement_header_struct
-{
-union lang_statement_union *next;
- enum statement_enum {
- lang_output_section_statement_enum,
- lang_assignment_statement_enum,
- lang_input_statement_enum,
- lang_address_statement_enum,
- lang_wild_statement_enum,
- lang_input_section_enum,
- lang_object_symbols_statement_enum,
- lang_fill_statement_enum,
- lang_data_statement_enum,
- lang_target_statement_enum,
- lang_output_statement_enum,
- lang_padding_statement_enum,
-
- lang_afile_asection_pair_statement_enum
- } type;
+ union lang_statement_union *last_os;
+ flagword flags;
+ flagword not_flags;
+ bfd_boolean had_full_message;
+} lang_memory_region_type;
+enum statement_enum
+{
+ lang_output_section_statement_enum,
+ lang_assignment_statement_enum,
+ lang_input_statement_enum,
+ lang_address_statement_enum,
+ lang_wild_statement_enum,
+ lang_input_section_enum,
+ lang_object_symbols_statement_enum,
+ lang_fill_statement_enum,
+ lang_data_statement_enum,
+ lang_reloc_statement_enum,
+ lang_target_statement_enum,
+ lang_output_statement_enum,
+ lang_padding_statement_enum,
+ lang_group_statement_enum,
+ lang_insert_statement_enum,
+ lang_constructors_statement_enum
+};
+
+typedef struct lang_statement_header_struct
+{
+ union lang_statement_union *next;
+ enum statement_enum type;
} lang_statement_header_type;
-
-typedef struct
+typedef struct
{
lang_statement_header_type header;
union etree_union *exp;
-} lang_assignment_statement_type;
-
+} lang_assignment_statement_type;
-typedef struct lang_target_statement_struct {
+typedef struct lang_target_statement_struct
+{
lang_statement_header_type header;
- CONST char *target;
+ const char *target;
} lang_target_statement_type;
-
-typedef struct lang_output_statement_struct {
+typedef struct lang_output_statement_struct
+{
lang_statement_header_type header;
- CONST char *name;
+ const char *name;
} lang_output_statement_type;
+/* Section types specified in a linker script. */
-typedef struct lang_output_section_statement_struct
+enum section_type
+{
+ normal_section,
+ overlay_section,
+ noload_section,
+ noalloc_section
+};
+
+/* This structure holds a list of program headers describing
+ segments in which this section should be placed. */
+
+typedef struct lang_output_section_phdr_list
+{
+ struct lang_output_section_phdr_list *next;
+ const char *name;
+ bfd_boolean used;
+} lang_output_section_phdr_list;
+
+typedef struct lang_output_section_statement_struct
{
lang_statement_header_type header;
- union etree_union *addr_tree;
lang_statement_list_type children;
- CONST char *memspec;
- union lang_statement_union *next;
- CONST char *name;
- unsigned long subsection_alignment;
- boolean processed;
-
+ struct lang_output_section_statement_struct *next;
+ struct lang_output_section_statement_struct *prev;
+ const char *name;
asection *bfd_section;
- lang_section_flags_type flags;
- struct memory_region_struct *region;
- size_t block_value;
- fill_type fill;
+ lang_memory_region_type *region;
+ lang_memory_region_type *lma_region;
+ fill_type *fill;
+ union etree_union *addr_tree;
+ union etree_union *load_base;
+
+ /* If non-null, an expression to evaluate after setting the section's
+ size. The expression is evaluated inside REGION (above) with '.'
+ set to the end of the section. Used in the last overlay section
+ to move '.' past all the overlaid sections. */
+ union etree_union *update_dot_tree;
+
+ lang_output_section_phdr_list *phdrs;
+
+ unsigned int block_value;
+ int subsection_alignment; /* Alignment of components. */
+ int section_alignment; /* Alignment of start of section. */
+ int constraint;
+ flagword flags;
+ enum section_type sectype;
+ unsigned int processed_vma : 1;
+ unsigned int processed_lma : 1;
+ unsigned int all_input_readonly : 1;
+ /* If this section should be ignored. */
+ unsigned int ignored : 1;
+ /* If this section should update "dot". Prevents section being ignored. */
+ unsigned int update_dot : 1;
+ /* If this section is after assignment to _end. */
+ unsigned int after_end : 1;
+ /* If this section uses the alignment of its input sections. */
+ unsigned int align_lma_with_input : 1;
} lang_output_section_statement_type;
-
-typedef struct {
+typedef struct
+{
lang_statement_header_type header;
} lang_common_statement_type;
-typedef struct {
+typedef struct
+{
lang_statement_header_type header;
} lang_object_symbols_statement_type;
-typedef struct {
+typedef struct
+{
lang_statement_header_type header;
- fill_type fill;
+ fill_type *fill;
+ int size;
+ asection *output_section;
} lang_fill_statement_type;
-typedef struct {
+typedef struct
+{
lang_statement_header_type header;
unsigned int type;
- union etree_union *exp;
+ union etree_union *exp;
bfd_vma value;
asection *output_section;
- bfd_vma output_vma;
+ bfd_vma output_offset;
} lang_data_statement_type;
+/* Generate a reloc in the output file. */
+
+typedef struct
+{
+ lang_statement_header_type header;
+ /* Reloc to generate. */
+ bfd_reloc_code_real_type reloc;
+ /* Reloc howto structure. */
+ reloc_howto_type *howto;
-typedef struct lang_input_statement_struct
- {
- lang_statement_header_type header;
- /* Name of this file. */
- CONST char *filename;
- /* Name to use for the symbol giving address of text start */
- /* Usually the same as filename, but for a file spec'd with -l
- this is the -l switch itself rather than the filename. */
- CONST char *local_sym_name;
+ /* Section to generate reloc against.
+ Exactly one of section and name must be NULL. */
+ asection *section;
+
+ /* Name of symbol to generate reloc against.
+ Exactly one of section and name must be NULL. */
+ const char *name;
+
+ /* Expression for addend. */
+ union etree_union *addend_exp;
- /* Describe the layout of the contents of the file */
+ /* Resolved addend. */
+ bfd_vma addend_value;
+
+ /* Output section where reloc should be performed. */
+ asection *output_section;
+
+ /* Offset within output section. */
+ bfd_vma output_offset;
+} lang_reloc_statement_type;
+
+struct lang_input_statement_flags
+{
+ /* 1 means this file was specified in a -l option. */
+ unsigned int maybe_archive : 1;
- /* The file's a.out header. */
- /* struct exec header;*/
- /* Offset in file of GDB symbol segment, or 0 if there is none. */
- int symseg_offset;
+ /* 1 means this file was specified in a -l:namespec option. */
+ unsigned int full_name_provided : 1;
- /* Describe data from the file loaded into core */
+ /* 1 means search a set of directories for this file. */
+ unsigned int search_dirs : 1;
- bfd *the_bfd;
+ /* 1 means this was found when processing a script in the sysroot. */
+ unsigned int sysrooted : 1;
- boolean closed;
- file_ptr passive_position;
+ /* 1 means this is base file of incremental load.
+ Do not load this file's text or data.
+ Also default text_start to after this file's bss. */
+ unsigned int just_syms : 1;
- /* Symbol table of the file. */
- asymbol **asymbols;
- unsigned int symbol_count;
+ /* Whether to search for this entry as a dynamic archive. */
+ unsigned int dynamic : 1;
- /* For library members only */
+ /* Set if a DT_NEEDED tag should be added not just for the dynamic library
+ explicitly given by this entry but also for any dynamic libraries in
+ this entry's needed list. */
+ unsigned int add_DT_NEEDED_for_dynamic : 1;
- /* For a library, points to chain of entries for the library members. */
- struct lang_input_statement_struct *subfiles;
- /* For a library member, offset of the member within the archive.
- Zero for files that are not library members. */
- /* int starting_offset;*/
- /* Size of contents of this file, if library member. */
- int total_size;
- /* For library member, points to the library's own entry. */
- struct lang_input_statement_struct *superfile;
- /* For library member, points to next entry for next member. */
- struct lang_input_statement_struct *chain;
- /* Point to the next file - whatever it is, wanders up and down
- archives */
+ /* Set if this entry should cause a DT_NEEDED tag only when some
+ regular file references its symbols (ie. --as-needed is in effect). */
+ unsigned int add_DT_NEEDED_for_regular : 1;
- union lang_statement_union *next;
- /* Point to the next file, but skips archive contents */
- union lang_statement_union *next_real_file;
+ /* Whether to include the entire contents of an archive. */
+ unsigned int whole_archive : 1;
- boolean is_archive;
+ /* Set when bfd opening is successful. */
+ unsigned int loaded : 1;
- /* 1 means search a set of directories for this file. */
- boolean search_dirs_flag;
+ unsigned int real : 1;
- /* 1 means this is base file of incremental load.
- Do not load this file's text or data.
- Also default text_start to after this file's bss. */
+ /* Set if the file does not exist. */
+ unsigned int missing_file : 1;
- boolean just_syms_flag;
+ /* Set if reloading an archive or --as-needed lib. */
+ unsigned int reload : 1;
- boolean loaded;
+#ifdef ENABLE_PLUGINS
+ /* Set if the file was claimed by a plugin. */
+ unsigned int claimed : 1;
+ /* Set if the file was claimed from an archive. */
+ unsigned int claim_archive : 1;
- /* unsigned int globals_in_this_file;*/
- CONST char *target;
- boolean real;
+ /* Set if added by the lto plugin add_input_file callback. */
+ unsigned int lto_output : 1;
+#endif /* ENABLE_PLUGINS */
- asection *common_section;
- asection *common_output_section;
- } lang_input_statement_type;
+ /* Head of list of pushed flags. */
+ struct lang_input_statement_flags *pushed;
+};
-typedef struct {
+typedef struct lang_input_statement_struct
+{
lang_statement_header_type header;
- asection *section;
- lang_input_statement_type *ifile;
+ /* Name of this file. */
+ const char *filename;
+ /* Name to use for the symbol giving address of text start.
+ Usually the same as filename, but for a file spec'd with
+ -l this is the -l switch itself rather than the filename. */
+ const char *local_sym_name;
-} lang_input_section_type;
+ bfd *the_bfd;
+
+ struct flag_info *section_flag_list;
+
+ /* Point to the next file - whatever it is, wanders up and down
+ archives */
+ union lang_statement_union *next;
+
+ /* Point to the next file, but skips archive contents. */
+ union lang_statement_union *next_real_file;
+
+ const char *target;
+ struct lang_input_statement_flags flags;
+} lang_input_statement_type;
-typedef struct {
+typedef struct
+{
lang_statement_header_type header;
asection *section;
- union lang_statement_union *file;
-} lang_afile_asection_pair_statement_type;
+} lang_input_section_type;
+
+struct map_symbol_def {
+ struct bfd_link_hash_entry *entry;
+ struct map_symbol_def *next;
+};
+
+/* For input sections, when writing a map file: head / tail of a linked
+ list of hash table entries for symbols defined in this section. */
+typedef struct input_section_userdata_struct
+{
+ struct map_symbol_def *map_symbol_def_head;
+ struct map_symbol_def **map_symbol_def_tail;
+ unsigned long map_symbol_def_count;
+} input_section_userdata_type;
+
+#define get_userdata(x) ((x)->userdata)
+
+
+typedef struct lang_wild_statement_struct lang_wild_statement_type;
+
+typedef void (*callback_t) (lang_wild_statement_type *, struct wildcard_list *,
+ asection *, struct flag_info *,
+ lang_input_statement_type *, void *);
+
+typedef void (*walk_wild_section_handler_t) (lang_wild_statement_type *,
+ lang_input_statement_type *,
+ callback_t callback,
+ void *data);
+
+typedef bfd_boolean (*lang_match_sec_type_func) (bfd *, const asection *,
+ bfd *, const asection *);
+
+/* Binary search tree structure to efficiently sort sections by
+ name. */
+typedef struct lang_section_bst
+{
+ asection *section;
+ struct lang_section_bst *left;
+ struct lang_section_bst *right;
+} lang_section_bst_type;
-typedef struct lang_wild_statement_struct {
+struct lang_wild_statement_struct
+{
lang_statement_header_type header;
-CONST char *section_name;
-CONST char *filename;
+ const char *filename;
+ bfd_boolean filenames_sorted;
+ struct wildcard_list *section_list;
+ bfd_boolean keep_sections;
lang_statement_list_type children;
-} lang_wild_statement_type;
-typedef struct lang_address_statement_struct {
+ walk_wild_section_handler_t walk_wild_section_handler;
+ struct wildcard_list *handler_data[4];
+ lang_section_bst_type *tree;
+ struct flag_info *section_flag_list;
+};
+
+typedef struct lang_address_statement_struct
+{
lang_statement_header_type header;
- CONST char *section_name;
- union etree_union *address;
+ const char *section_name;
+ union etree_union *address;
+ const segment_type *segment;
} lang_address_statement_type;
-typedef struct {
+typedef struct
+{
lang_statement_header_type header;
bfd_vma output_offset;
- size_t size;
+ bfd_size_type size;
asection *output_section;
- fill_type fill;
+ fill_type *fill;
} lang_padding_statement_type;
-typedef union lang_statement_union
+/* A group statement collects a set of libraries together. The
+ libraries are searched multiple times, until no new undefined
+ symbols are found. The effect is to search a group of libraries as
+ though they were a single library. */
+
+typedef struct
+{
+ lang_statement_header_type header;
+ lang_statement_list_type children;
+} lang_group_statement_type;
+
+typedef struct
+{
+ lang_statement_header_type header;
+ const char *where;
+ bfd_boolean is_before;
+} lang_insert_statement_type;
+
+typedef union lang_statement_union
{
lang_statement_header_type header;
- union lang_statement_union *next;
lang_wild_statement_type wild_statement;
lang_data_statement_type data_statement;
+ lang_reloc_statement_type reloc_statement;
lang_address_statement_type address_statement;
lang_output_section_statement_type output_section_statement;
- lang_afile_asection_pair_statement_type afile_asection_pair_statement;
lang_assignment_statement_type assignment_statement;
lang_input_statement_type input_statement;
lang_target_statement_type target_statement;
lang_object_symbols_statement_type object_symbols_statement;
lang_fill_statement_type fill_statement;
lang_padding_statement_type padding_statement;
+ lang_group_statement_type group_statement;
+ lang_insert_statement_type insert_statement;
} lang_statement_union_type;
+/* This structure holds information about a program header, from the
+ PHDRS command in the linker script. */
+
+struct lang_phdr
+{
+ struct lang_phdr *next;
+ const char *name;
+ unsigned long type;
+ bfd_boolean filehdr;
+ bfd_boolean phdrs;
+ etree_type *at;
+ etree_type *flags;
+};
+
+/* This structure is used to hold a list of sections which may not
+ cross reference each other. */
+
+typedef struct lang_nocrossref
+{
+ struct lang_nocrossref *next;
+ const char *name;
+} lang_nocrossref_type;
+
+/* The list of nocrossref lists. */
+struct lang_nocrossrefs
+{
+ struct lang_nocrossrefs *next;
+ lang_nocrossref_type *list;
+};
-PROTO(void,lang_init,(void));
-PROTO(struct memory_region_struct ,
- *lang_memory_region_lookup,(CONST
- char *CONST));
-
-
-PROTO(void ,lang_map,(FILE *));
-PROTO(void,lang_set_flags,(lang_section_flags_type *, CONST char *));
-PROTO(void,lang_add_output,(CONST char *));
-
-PROTO(void,lang_final,(void));
-PROTO(struct symbol_cache_entry *,create_symbol,(CONST char *, unsigned int, struct sec_struct *));
-PROTO(void ,lang_process,(void));
-PROTO(void ,lang_section_start,(CONST char *, union etree_union *));
-PROTO(void,lang_add_entry,(CONST char *));
-PROTO(void,lang_add_target,(CONST char *));
-PROTO(void,lang_add_wild,(CONST char *CONST , CONST char *CONST));
-PROTO(void,lang_add_map,(CONST char *));
-PROTO(void,lang_add_fill,(int));
-PROTO(void,lang_add_assignment,(union etree_union *));
-PROTO(void,lang_add_attribute,(enum statement_enum));
-PROTO(void,lang_startup,(CONST char *));
-PROTO(void,lang_float,(enum boolean));
-PROTO(void,lang_leave_output_section_statement,(bfd_vma, CONST char *));
-PROTO(void,lang_abs_symbol_at_end_of,(CONST char *, CONST char *));
-PROTO(void,lang_abs_symbol_at_beginning_of,(CONST char *, CONST char *));
-PROTO(void,lang_statement_append,(struct statement_list *, union lang_statement_union *, union lang_statement_union **));
-PROTO(void, lang_for_each_file,(void (*dothis)(lang_input_statement_type *)));
-
-
-#define LANG_FOR_EACH_INPUT_STATEMENT(statement) \
- extern lang_statement_list_type file_chain; \
- lang_input_statement_type *statement; \
- for (statement = (lang_input_statement_type *)file_chain.head;\
- statement != (lang_input_statement_type *)NULL; \
- statement = (lang_input_statement_type *)statement->next)\
-
-#define LANG_FOR_EACH_INPUT_SECTION(statement, abfd, section, x) \
-{ extern lang_statement_list_type file_chain; \
- lang_input_statement_type *statement; \
- for (statement = (lang_input_statement_type *)file_chain.head;\
- statement != (lang_input_statement_type *)NULL; \
- statement = (lang_input_statement_type *)statement->next)\
- { \
- asection *section; \
- bfd *abfd = statement->the_bfd; \
- for (section = abfd->sections; \
- section != (asection *)NULL; \
- section = section->next) { \
- x; \
- } \
- } \
- }
-
-#define LANG_FOR_EACH_OUTPUT_SECTION(section, x) \
- { extern bfd *output_bfd; \
- asection *section; \
- for (section = output_bfd->sections; \
- section != (asection *)NULL; \
- section = section->next) \
- { x; } \
- }
-
-
-PROTO(void, lang_process,(void));
-PROTO(void, ldlang_add_file,(lang_input_statement_type *));
-
-PROTO(lang_output_section_statement_type
- *,lang_output_section_find,(CONST char * CONST));
-
-PROTO(lang_input_statement_type *,
- lang_add_input_file,(char *name,
- lang_input_file_enum_type file_type,
- char *target));
-PROTO(lang_output_section_statement_type *,
-lang_output_section_statement_lookup,(CONST char * CONST name));
-
-PROTO(void, ldlang_add_undef,(CONST char *CONST name));
+/* This structure is used to hold a list of input section names which
+ will not match an output section in the linker script. */
+struct unique_sections
+{
+ struct unique_sections *next;
+ const char *name;
+};
+
+/* Used by place_orphan to keep track of orphan sections and statements. */
+
+struct orphan_save
+{
+ const char *name;
+ flagword flags;
+ lang_output_section_statement_type *os;
+ asection **section;
+ lang_statement_union_type **stmt;
+ lang_output_section_statement_type **os_tail;
+};
+
+struct asneeded_minfo
+{
+ struct asneeded_minfo *next;
+ const char *soname;
+ bfd *ref;
+ const char *name;
+};
+
+extern struct lang_phdr *lang_phdr_list;
+extern struct lang_nocrossrefs *nocrossref_list;
+extern const char *output_target;
+extern lang_output_section_statement_type *abs_output_section;
+extern lang_statement_list_type lang_output_section_statement;
+extern struct lang_input_statement_flags input_flags;
+extern bfd_boolean lang_has_input_file;
+extern lang_statement_list_type *stat_ptr;
+extern bfd_boolean delete_output_file_on_failure;
+
+extern struct bfd_sym_chain entry_symbol;
+extern const char *entry_section;
+extern bfd_boolean entry_from_cmdline;
+extern lang_statement_list_type file_chain;
+extern lang_statement_list_type input_file_chain;
+
+extern int lang_statement_iteration;
+extern struct asneeded_minfo **asneeded_list_tail;
+
+extern void (*output_bfd_hash_table_free_fn) (struct bfd_link_hash_table *);
+
+extern void lang_init
+ (void);
+extern void lang_finish
+ (void);
+extern lang_memory_region_type * lang_memory_region_lookup
+ (const char * const, bfd_boolean);
+extern void lang_memory_region_alias
+ (const char *, const char *);
+extern void lang_map
+ (void);
+extern void lang_set_flags
+ (lang_memory_region_type *, const char *, int);
+extern void lang_add_output
+ (const char *, int from_script);
+extern lang_output_section_statement_type *lang_enter_output_section_statement
+ (const char *, etree_type *, enum section_type, etree_type *, etree_type *,
+ etree_type *, int, int);
+extern void lang_final
+ (void);
+extern void lang_relax_sections
+ (bfd_boolean);
+extern void lang_process
+ (void);
+extern void lang_section_start
+ (const char *, union etree_union *, const segment_type *);
+extern void lang_add_entry
+ (const char *, bfd_boolean);
+extern void lang_default_entry
+ (const char *);
+extern void lang_add_target
+ (const char *);
+extern void lang_add_wild
+ (struct wildcard_spec *, struct wildcard_list *, bfd_boolean);
+extern void lang_add_map
+ (const char *);
+extern void lang_add_fill
+ (fill_type *);
+extern lang_assignment_statement_type *lang_add_assignment
+ (union etree_union *);
+extern void lang_add_attribute
+ (enum statement_enum);
+extern void lang_startup
+ (const char *);
+extern void lang_float
+ (bfd_boolean);
+extern void lang_leave_output_section_statement
+ (fill_type *, const char *, lang_output_section_phdr_list *,
+ const char *);
+extern void lang_statement_append
+ (lang_statement_list_type *, lang_statement_union_type *,
+ lang_statement_union_type **);
+extern void lang_for_each_input_file
+ (void (*dothis) (lang_input_statement_type *));
+extern void lang_for_each_file
+ (void (*dothis) (lang_input_statement_type *));
+extern void lang_reset_memory_regions
+ (void);
+extern void lang_do_assignments
+ (lang_phase_type);
+extern asection *section_for_dot
+ (void);
+
+#define LANG_FOR_EACH_INPUT_STATEMENT(statement) \
+ lang_input_statement_type *statement; \
+ for (statement = (lang_input_statement_type *) file_chain.head; \
+ statement != (lang_input_statement_type *) NULL; \
+ statement = (lang_input_statement_type *) statement->next) \
+
+#define lang_output_section_find(NAME) \
+ lang_output_section_statement_lookup (NAME, 0, FALSE)
+
+extern void lang_process
+ (void);
+extern void ldlang_add_file
+ (lang_input_statement_type *);
+extern lang_output_section_statement_type *lang_output_section_find_by_flags
+ (const asection *, lang_output_section_statement_type **,
+ lang_match_sec_type_func);
+extern lang_output_section_statement_type *lang_insert_orphan
+ (asection *, const char *, int, lang_output_section_statement_type *,
+ struct orphan_save *, etree_type *, lang_statement_list_type *);
+extern lang_input_statement_type *lang_add_input_file
+ (const char *, lang_input_file_enum_type, const char *);
+extern void lang_add_keepsyms_file
+ (const char *);
+extern lang_output_section_statement_type *lang_output_section_get
+ (const asection *);
+extern lang_output_section_statement_type *lang_output_section_statement_lookup
+ (const char *, int, bfd_boolean);
+extern lang_output_section_statement_type *next_matching_output_section_statement
+ (lang_output_section_statement_type *, int);
+extern void ldlang_add_undef
+ (const char *const, bfd_boolean);
+extern void ldlang_add_require_defined
+ (const char *const);
+extern void lang_add_output_format
+ (const char *, const char *, const char *, int);
+extern void lang_list_init
+ (lang_statement_list_type *);
+extern void push_stat_ptr
+ (lang_statement_list_type *);
+extern void pop_stat_ptr
+ (void);
+extern void lang_add_data
+ (int type, union etree_union *);
+extern void lang_add_reloc
+ (bfd_reloc_code_real_type, reloc_howto_type *, asection *, const char *,
+ union etree_union *);
+extern void lang_for_each_statement
+ (void (*) (lang_statement_union_type *));
+extern void lang_for_each_statement_worker
+ (void (*) (lang_statement_union_type *), lang_statement_union_type *);
+extern void *stat_alloc
+ (size_t);
+extern void strip_excluded_output_sections
+ (void);
+extern void lang_clear_os_map
+ (void);
+extern void dprint_statement
+ (lang_statement_union_type *, int);
+extern void lang_size_sections
+ (bfd_boolean *, bfd_boolean);
+extern void one_lang_size_sections_pass
+ (bfd_boolean *, bfd_boolean);
+extern void lang_add_insert
+ (const char *, int);
+extern void lang_enter_group
+ (void);
+extern void lang_leave_group
+ (void);
+extern void lang_add_section
+ (lang_statement_list_type *, asection *,
+ struct flag_info *, lang_output_section_statement_type *);
+extern void lang_new_phdr
+ (const char *, etree_type *, bfd_boolean, bfd_boolean, etree_type *,
+ etree_type *);
+extern void lang_add_nocrossref
+ (lang_nocrossref_type *);
+extern void lang_enter_overlay
+ (etree_type *, etree_type *);
+extern void lang_enter_overlay_section
+ (const char *);
+extern void lang_leave_overlay_section
+ (fill_type *, lang_output_section_phdr_list *);
+extern void lang_leave_overlay
+ (etree_type *, int, fill_type *, const char *,
+ lang_output_section_phdr_list *, const char *);
+
+extern struct bfd_elf_version_expr *lang_new_vers_pattern
+ (struct bfd_elf_version_expr *, const char *, const char *, bfd_boolean);
+extern struct bfd_elf_version_tree *lang_new_vers_node
+ (struct bfd_elf_version_expr *, struct bfd_elf_version_expr *);
+extern struct bfd_elf_version_deps *lang_add_vers_depend
+ (struct bfd_elf_version_deps *, const char *);
+extern void lang_register_vers_node
+ (const char *, struct bfd_elf_version_tree *, struct bfd_elf_version_deps *);
+extern void lang_append_dynamic_list (struct bfd_elf_version_expr *);
+extern void lang_append_dynamic_list_cpp_typeinfo (void);
+extern void lang_append_dynamic_list_cpp_new (void);
+extern void lang_add_unique
+ (const char *);
+extern const char *lang_get_output_target
+ (void);
+extern void add_excluded_libs (const char *);
+extern bfd_boolean load_symbols
+ (lang_input_statement_type *, lang_statement_list_type *);
+
+extern bfd_boolean
+ldlang_override_segment_assignment
+ (struct bfd_link_info *, bfd *, asection *, asection *, bfd_boolean);
+
+extern void
+lang_ld_feature (char *);
+
+extern void
+lang_print_memory_usage (void);
+
+#endif
projects / deliverable / binutils-gdb.git / blobdiff