/* Main header file for the bfd library -- portable access to object files.
- Copyright (C) 1990-2019 Free Software Foundation, Inc.
+ Copyright (C) 1990-2020 Free Software Foundation, Inc.
Contributed by Cygnus Support.
bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean);
void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean);
-#if defined(__STDC__) || defined(ALMOST_STDC)
-struct ecoff_debug_info;
-struct ecoff_debug_swap;
-struct ecoff_extr;
-struct bfd_symbol;
-struct bfd_link_info;
-struct bfd_link_hash_entry;
-struct bfd_section_already_linked;
-struct bfd_elf_version_tree;
-#endif
-
-extern bfd_boolean bfd_section_already_linked_table_init (void);
-extern void bfd_section_already_linked_table_free (void);
-extern bfd_boolean _bfd_handle_already_linked
- (struct bfd_section *, struct bfd_section_already_linked *,
- struct bfd_link_info *);
-\f
-/* Externally visible ECOFF routines. */
-
-extern bfd_boolean bfd_ecoff_set_gp_value
- (bfd *abfd, bfd_vma gp_value);
-extern bfd_boolean bfd_ecoff_set_regmasks
- (bfd *abfd, unsigned long gprmask, unsigned long fprmask,
- unsigned long *cprmask);
-extern void *bfd_ecoff_debug_init
- (bfd *output_bfd, struct ecoff_debug_info *output_debug,
- const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
-extern void bfd_ecoff_debug_free
- (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
- const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
-extern bfd_boolean bfd_ecoff_debug_accumulate
- (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
- const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
- struct ecoff_debug_info *input_debug,
- const struct ecoff_debug_swap *input_swap, struct bfd_link_info *);
-extern bfd_boolean bfd_ecoff_debug_accumulate_other
- (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
- const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
- struct bfd_link_info *);
-extern bfd_boolean bfd_ecoff_debug_externals
- (bfd *abfd, struct ecoff_debug_info *debug,
- const struct ecoff_debug_swap *swap, bfd_boolean relocatable,
- bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *),
- void (*set_index) (struct bfd_symbol *, bfd_size_type));
-extern bfd_boolean bfd_ecoff_debug_one_external
- (bfd *abfd, struct ecoff_debug_info *debug,
- const struct ecoff_debug_swap *swap, const char *name,
- struct ecoff_extr *esym);
-extern bfd_size_type bfd_ecoff_debug_size
- (bfd *abfd, struct ecoff_debug_info *debug,
- const struct ecoff_debug_swap *swap);
-extern bfd_boolean bfd_ecoff_write_debug
- (bfd *abfd, struct ecoff_debug_info *debug,
- const struct ecoff_debug_swap *swap, file_ptr where);
-extern bfd_boolean bfd_ecoff_write_accumulated_debug
- (void *handle, bfd *abfd, struct ecoff_debug_info *debug,
- const struct ecoff_debug_swap *swap,
- struct bfd_link_info *info, file_ptr where);
-
-/* Externally visible ELF routines. */
-
-struct bfd_link_needed_list
-{
- struct bfd_link_needed_list *next;
- bfd *by;
- const char *name;
-};
-
-enum dynamic_lib_link_class {
- DYN_NORMAL = 0,
- DYN_AS_NEEDED = 1,
- DYN_DT_NEEDED = 2,
- DYN_NO_ADD_NEEDED = 4,
- DYN_NO_NEEDED = 8
-};
-
-enum notice_asneeded_action {
- notice_as_needed,
- notice_not_needed,
- notice_needed
-};
-
-extern bfd_boolean bfd_elf_record_link_assignment
- (bfd *, struct bfd_link_info *, const char *, bfd_boolean,
- bfd_boolean);
-extern struct bfd_link_needed_list *bfd_elf_get_needed_list
- (bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_elf_get_bfd_needed_list
- (bfd *, struct bfd_link_needed_list **);
-extern bfd_boolean bfd_elf_stack_segment_size (bfd *, struct bfd_link_info *,
- const char *, bfd_vma);
-extern bfd_boolean bfd_elf_size_dynamic_sections
- (bfd *, const char *, const char *, const char *, const char *, const char *,
- const char * const *, struct bfd_link_info *, struct bfd_section **);
-extern bfd_boolean bfd_elf_size_dynsym_hash_dynstr
- (bfd *, struct bfd_link_info *);
-extern void bfd_elf_set_dt_needed_name
- (bfd *, const char *);
-extern const char *bfd_elf_get_dt_soname
- (bfd *);
-extern void bfd_elf_set_dyn_lib_class
- (bfd *, enum dynamic_lib_link_class);
-extern int bfd_elf_get_dyn_lib_class
- (bfd *);
-extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
- (bfd *, struct bfd_link_info *);
-extern int bfd_elf_discard_info
- (bfd *, struct bfd_link_info *);
-extern unsigned int _bfd_elf_default_action_discarded
- (struct bfd_section *);
-
-/* Return an upper bound on the number of bytes required to store a
- copy of ABFD's program header table entries. Return -1 if an error
- occurs; bfd_get_error will return an appropriate code. */
-extern long bfd_get_elf_phdr_upper_bound
- (bfd *abfd);
-
-/* Copy ABFD's program header table entries to *PHDRS. The entries
- will be stored as an array of Elf_Internal_Phdr structures, as
- defined in include/elf/internal.h. To find out how large the
- buffer needs to be, call bfd_get_elf_phdr_upper_bound.
-
- Return the number of program header table entries read, or -1 if an
- error occurs; bfd_get_error will return an appropriate code. */
-extern int bfd_get_elf_phdrs
- (bfd *abfd, void *phdrs);
-
-/* Create a new BFD as if by bfd_openr. Rather than opening a file,
- reconstruct an ELF file by reading the segments out of remote
- memory based on the ELF file header at EHDR_VMA and the ELF program
- headers it points to. If non-zero, SIZE is the known extent of the
- object. If not null, *LOADBASEP is filled in with the difference
- between the VMAs from which the segments were read, and the VMAs
- the file headers (and hence BFD's idea of each section's VMA) put
- them at.
-
- The function TARGET_READ_MEMORY is called to copy LEN bytes from
- the remote memory at target address VMA into the local buffer at
- MYADDR; it should return zero on success or an `errno' code on
- failure. TEMPL must be a BFD for a target with the word size and
- byte order found in the remote memory. */
-extern bfd *bfd_elf_bfd_from_remote_memory
- (bfd *templ, bfd_vma ehdr_vma, bfd_size_type size, bfd_vma *loadbasep,
- int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr,
- bfd_size_type len));
-
-extern struct bfd_section *_bfd_elf_tls_setup
- (bfd *, struct bfd_link_info *);
-
-extern struct bfd_section *
-_bfd_nearby_section (bfd *, struct bfd_section *, bfd_vma);
-
-extern void _bfd_fix_excluded_sec_syms
- (bfd *, struct bfd_link_info *);
-
-extern unsigned bfd_m68k_mach_to_features (int);
-
-extern int bfd_m68k_features_to_mach (unsigned);
-
-extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
- (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
- char **);
-
-extern void bfd_elf_m68k_set_target_options (struct bfd_link_info *, int);
-
-extern bfd_boolean bfd_bfin_elf32_create_embedded_relocs
- (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
- char **);
-
-extern bfd_boolean bfd_cr16_elf32_create_embedded_relocs
- (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
- char **);
-
-/* SunOS shared library support routines for the linker. */
-
-extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
- (bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_sunos_record_link_assignment
- (bfd *, struct bfd_link_info *, const char *);
-extern bfd_boolean bfd_sunos_size_dynamic_sections
- (bfd *, struct bfd_link_info *, struct bfd_section **,
- struct bfd_section **, struct bfd_section **);
-
-/* Linux shared library support routines for the linker. */
-
-extern bfd_boolean bfd_i386linux_size_dynamic_sections
- (bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_sparclinux_size_dynamic_sections
- (bfd *, struct bfd_link_info *);
/* mmap hacks */
(bfd_window *);
extern bfd_boolean bfd_get_file_window
(bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean);
+\f
+/* Externally visible ELF routines. */
-/* XCOFF support routines for the linker. */
-
-extern bfd_boolean bfd_xcoff_split_import_path
- (bfd *, const char *, const char **, const char **);
-extern bfd_boolean bfd_xcoff_set_archive_import_path
- (struct bfd_link_info *, bfd *, const char *);
-extern bfd_boolean bfd_xcoff_link_record_set
- (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type);
-extern bfd_boolean bfd_xcoff_import_symbol
- (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma,
- const char *, const char *, const char *, unsigned int);
-extern bfd_boolean bfd_xcoff_export_symbol
- (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
-extern bfd_boolean bfd_xcoff_link_count_reloc
- (bfd *, struct bfd_link_info *, const char *);
-extern bfd_boolean bfd_xcoff_record_link_assignment
- (bfd *, struct bfd_link_info *, const char *);
-extern bfd_boolean bfd_xcoff_size_dynamic_sections
- (bfd *, struct bfd_link_info *, const char *, const char *,
- unsigned long, unsigned long, unsigned long, bfd_boolean,
- int, bfd_boolean, unsigned int, struct bfd_section **, bfd_boolean);
-extern bfd_boolean bfd_xcoff_link_generate_rtinit
- (bfd *, const char *, const char *, bfd_boolean);
-
-/* XCOFF support routines for ar. */
-extern bfd_boolean bfd_xcoff_ar_archive_set_magic
- (bfd *, char *);
-
-/* Externally visible COFF routines. */
-
-#if defined(__STDC__) || defined(ALMOST_STDC)
-struct internal_syment;
-union internal_auxent;
-#endif
-
-extern bfd_boolean bfd_coff_set_symbol_class
- (bfd *, struct bfd_symbol *, unsigned int);
-
-/* ARM VFP11 erratum workaround support. */
-typedef enum
-{
- BFD_ARM_VFP11_FIX_DEFAULT,
- BFD_ARM_VFP11_FIX_NONE,
- BFD_ARM_VFP11_FIX_SCALAR,
- BFD_ARM_VFP11_FIX_VECTOR
-} bfd_arm_vfp11_fix;
-
-extern void bfd_elf32_arm_init_maps
- (bfd *);
-
-extern void bfd_elf32_arm_set_vfp11_fix
- (bfd *, struct bfd_link_info *);
-
-extern void bfd_elf32_arm_set_cortex_a8_fix
- (bfd *, struct bfd_link_info *);
-
-extern bfd_boolean bfd_elf32_arm_vfp11_erratum_scan
- (bfd *, struct bfd_link_info *);
-
-extern void bfd_elf32_arm_vfp11_fix_veneer_locations
- (bfd *, struct bfd_link_info *);
-
-/* ARM STM STM32L4XX erratum workaround support. */
-typedef enum
-{
- BFD_ARM_STM32L4XX_FIX_NONE,
- BFD_ARM_STM32L4XX_FIX_DEFAULT,
- BFD_ARM_STM32L4XX_FIX_ALL
-} bfd_arm_stm32l4xx_fix;
-
-extern void bfd_elf32_arm_set_stm32l4xx_fix
- (bfd *, struct bfd_link_info *);
-
-extern bfd_boolean bfd_elf32_arm_stm32l4xx_erratum_scan
- (bfd *, struct bfd_link_info *);
-
-extern void bfd_elf32_arm_stm32l4xx_fix_veneer_locations
- (bfd *, struct bfd_link_info *);
-
-/* ARM Interworking support. Called from linker. */
-extern bfd_boolean bfd_arm_allocate_interworking_sections
- (struct bfd_link_info *);
-
-extern bfd_boolean bfd_arm_process_before_allocation
- (bfd *, struct bfd_link_info *, int);
-
-extern bfd_boolean bfd_arm_get_bfd_for_interworking
- (bfd *, struct bfd_link_info *);
-
-/* PE ARM Interworking support. Called from linker. */
-extern bfd_boolean bfd_arm_pe_allocate_interworking_sections
- (struct bfd_link_info *);
-
-extern bfd_boolean bfd_arm_pe_process_before_allocation
- (bfd *, struct bfd_link_info *, int);
-
-extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking
- (bfd *, struct bfd_link_info *);
-
-/* ELF ARM Interworking support. Called from linker. */
-extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
- (struct bfd_link_info *);
-
-extern bfd_boolean bfd_elf32_arm_process_before_allocation
- (bfd *, struct bfd_link_info *);
-
-struct elf32_arm_params {
- char *thumb_entry_symbol;
- int byteswap_code;
- int target1_is_rel;
- char * target2_type;
- int fix_v4bx;
- int use_blx;
- bfd_arm_vfp11_fix vfp11_denorm_fix;
- bfd_arm_stm32l4xx_fix stm32l4xx_fix;
- int no_enum_size_warning;
- int no_wchar_size_warning;
- int pic_veneer;
- int fix_cortex_a8;
- int fix_arm1176;
- int merge_exidx_entries;
- int cmse_implib;
- bfd *in_implib_bfd;
-};
+/* Create a new BFD as if by bfd_openr. Rather than opening a file,
+ reconstruct an ELF file by reading the segments out of remote
+ memory based on the ELF file header at EHDR_VMA and the ELF program
+ headers it points to. If non-zero, SIZE is the known extent of the
+ object. If not null, *LOADBASEP is filled in with the difference
+ between the VMAs from which the segments were read, and the VMAs
+ the file headers (and hence BFD's idea of each section's VMA) put
+ them at.
-void bfd_elf32_arm_set_target_params
- (bfd *, struct bfd_link_info *, struct elf32_arm_params *);
-
-extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
- (bfd *, struct bfd_link_info *);
-
-extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
- (bfd *, struct bfd_link_info *);
-
-extern void bfd_elf32_arm_keep_private_stub_output_sections
- (struct bfd_link_info *);
-
-/* ELF ARM mapping symbol support. */
-#define BFD_ARM_SPECIAL_SYM_TYPE_MAP (1 << 0)
-#define BFD_ARM_SPECIAL_SYM_TYPE_TAG (1 << 1)
-#define BFD_ARM_SPECIAL_SYM_TYPE_OTHER (1 << 2)
-#define BFD_ARM_SPECIAL_SYM_TYPE_ANY (~0)
-
-extern bfd_boolean bfd_is_arm_special_symbol_name
- (const char *, int);
-
-extern void bfd_elf32_arm_set_byteswap_code
- (struct bfd_link_info *, int);
-
-extern void bfd_elf32_arm_use_long_plt (void);
-
-/* ARM Note section processing. */
-extern bfd_boolean bfd_arm_merge_machines
- (bfd *, bfd *);
-
-extern bfd_boolean bfd_arm_update_notes
- (bfd *, const char *);
-
-extern unsigned int bfd_arm_get_mach_from_notes
- (bfd *, const char *);
-
-/* ARM stub generation support. Called from the linker. */
-extern int elf32_arm_setup_section_lists
- (bfd *, struct bfd_link_info *);
-extern void elf32_arm_next_input_section
- (struct bfd_link_info *, struct bfd_section *);
-extern bfd_boolean elf32_arm_size_stubs
- (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
- struct bfd_section * (*) (const char *, struct bfd_section *,
- struct bfd_section *, unsigned int),
- void (*) (void));
-extern bfd_boolean elf32_arm_build_stubs
- (struct bfd_link_info *);
-
-/* ARM unwind section editing support. */
-extern bfd_boolean elf32_arm_fix_exidx_coverage
-(struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean);
-
-/* C6x unwind section editing support. */
-extern bfd_boolean elf32_tic6x_fix_exidx_coverage
-(struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean);
-
-extern void bfd_elf64_aarch64_init_maps
- (bfd *);
-
-extern void bfd_elf32_aarch64_init_maps
- (bfd *);
-
-/* Types of PLTs based on the level of security. This would be a
- bit-mask to denote which of the combinations of security features
- are enabled:
- - No security feature PLTs
- - PLTs with BTI instruction
- - PLTs with PAC instruction
-*/
-typedef enum
-{
- PLT_NORMAL = 0x0, /* Normal plts. */
- PLT_BTI = 0x1, /* plts with bti. */
- PLT_PAC = 0x2, /* plts with pointer authentication. */
- PLT_BTI_PAC = PLT_BTI | PLT_PAC
-} aarch64_plt_type;
-
-/* To indicate if BTI is enabled with/without warning. */
-typedef enum
-{
- BTI_NONE = 0, /* BTI is not enabled. */
- BTI_WARN = 1, /* BTI is enabled with -z force-bti. */
-} aarch64_enable_bti_type;
-
-/* A structure to encompass all information coming from BTI or PAC
- related command line options. This involves the "PLT_TYPE" to determine
- which version of PLTs to pick and "BTI_TYPE" to determine if
- BTI should be turned on with any warnings. */
-typedef struct
-{
- aarch64_plt_type plt_type;
- aarch64_enable_bti_type bti_type;
-} aarch64_bti_pac_info;
+ The function TARGET_READ_MEMORY is called to copy LEN bytes from
+ the remote memory at target address VMA into the local buffer at
+ MYADDR; it should return zero on success or an `errno' code on
+ failure. TEMPL must be a BFD for a target with the word size and
+ byte order found in the remote memory. */
+extern bfd *bfd_elf_bfd_from_remote_memory
+ (bfd *templ, bfd_vma ehdr_vma, bfd_size_type size, bfd_vma *loadbasep,
+ int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr,
+ bfd_size_type len));
-/* An enum to define what kind of erratum fixes we should apply. This gives the
- user a bit more control over the sequences we generate. */
-typedef enum
-{
- ERRAT_NONE = (1 << 0), /* No erratum workarounds allowed. */
- ERRAT_ADR = (1 << 1), /* Erratum workarounds using ADR allowed. */
- ERRAT_ADRP = (1 << 2), /* Erratum workarounds using ADRP are allowed. */
-} erratum_84319_opts;
-
-extern void bfd_elf64_aarch64_set_options
- (bfd *, struct bfd_link_info *, int, int, int, int, erratum_84319_opts, int,
- aarch64_bti_pac_info);
-
-extern void bfd_elf32_aarch64_set_options
- (bfd *, struct bfd_link_info *, int, int, int, int, erratum_84319_opts, int,
- aarch64_bti_pac_info);
-
-/* ELF AArch64 mapping symbol support. */
-#define BFD_AARCH64_SPECIAL_SYM_TYPE_MAP (1 << 0)
-#define BFD_AARCH64_SPECIAL_SYM_TYPE_TAG (1 << 1)
-#define BFD_AARCH64_SPECIAL_SYM_TYPE_OTHER (1 << 2)
-#define BFD_AARCH64_SPECIAL_SYM_TYPE_ANY (~0)
-extern bfd_boolean bfd_is_aarch64_special_symbol_name
- (const char * name, int type);
-
-/* AArch64 stub generation support for ELF64. Called from the linker. */
-extern int elf64_aarch64_setup_section_lists
- (bfd *, struct bfd_link_info *);
-extern void elf64_aarch64_next_input_section
- (struct bfd_link_info *, struct bfd_section *);
-extern bfd_boolean elf64_aarch64_size_stubs
- (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
- struct bfd_section * (*) (const char *, struct bfd_section *),
- void (*) (void));
-extern bfd_boolean elf64_aarch64_build_stubs
- (struct bfd_link_info *);
-/* AArch64 stub generation support for ELF32. Called from the linker. */
-extern int elf32_aarch64_setup_section_lists
- (bfd *, struct bfd_link_info *);
-extern void elf32_aarch64_next_input_section
- (struct bfd_link_info *, struct bfd_section *);
-extern bfd_boolean elf32_aarch64_size_stubs
- (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
- struct bfd_section * (*) (const char *, struct bfd_section *),
- void (*) (void));
-extern bfd_boolean elf32_aarch64_build_stubs
- (struct bfd_link_info *);
-
-
-/* TI COFF load page support. */
-extern void bfd_ticoff_set_section_load_page
- (struct bfd_section *, int);
-
-extern int bfd_ticoff_get_section_load_page
- (struct bfd_section *);
-
-/* H8/300 functions. */
-extern bfd_vma bfd_h8300_pad_address
- (bfd *, bfd_vma);
+/* Forward declarations. */
+struct ecoff_debug_info;
+struct ecoff_debug_swap;
+struct ecoff_extr;
+struct bfd_link_info;
+struct bfd_link_hash_entry;
/* Extracted from init.c. */
unsigned int bfd_init (void);
#define bfd_put_signed_8 \
bfd_put_8
#define bfd_get_8(abfd, ptr) \
- (*(const unsigned char *) (ptr) & 0xff)
+ ((bfd_vma) *(const unsigned char *) (ptr) & 0xff)
#define bfd_get_signed_8(abfd, ptr) \
- (((*(const unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
+ ((((bfd_signed_vma) *(const unsigned char *) (ptr) & 0xff) ^ 0x80) - 0x80)
#define bfd_put_16(abfd, val, ptr) \
BFD_SEND (abfd, bfd_putx16, ((val),(ptr)))
BFD_SEND (abfd, bfd_getx_signed_64, (ptr))
#define bfd_get(bits, abfd, ptr) \
- ((bits) == 8 ? (bfd_vma) bfd_get_8 (abfd, ptr) \
+ ((bits) == 8 ? bfd_get_8 (abfd, ptr) \
: (bits) == 16 ? bfd_get_16 (abfd, ptr) \
: (bits) == 32 ? bfd_get_32 (abfd, ptr) \
: (bits) == 64 ? bfd_get_64 (abfd, ptr) \
/* A unique sequence number. */
unsigned int id;
+ /* A unique section number which can be used by assembler to
+ distinguish different sections with the same section name. */
+ unsigned int section_id;
+
/* Which section in the bfd; 0..n-1 as sections are created in a bfd. */
unsigned int index;
else up the line will take care of it later. */
#define SEC_LINKER_CREATED 0x100000
+ /* This section contains a section ID to distinguish different
+ sections with the same section name. */
+#define SEC_ASSEMBLER_SECTION_ID 0x100000
+
/* This section should not be subject to garbage collection.
Also set to inform the linker that this section should not be
listed in the link map as discarded. */
/* This section contains vliw code. This is for Toshiba MeP only. */
#define SEC_MEP_VLIW 0x20000000
+ /* All symbols, sizes and relocations in this section are octets
+ instead of bytes. Required for DWARF debug sections as DWARF
+ information is organized in octets, not bytes. */
+#define SEC_ELF_OCTETS 0x40000000
+
/* Indicate that section has the no read flag set. This happens
when memory read flag isn't set. */
#define SEC_COFF_NOREAD 0x40000000
/* Early in the link process, map_head and map_tail are used to build
a list of input sections attached to an output section. Later,
output sections use these fields for a list of bfd_link_order
- structs. */
+ structs. The linked_to_symbol_name field is for ELF assembler
+ internal use. */
union {
struct bfd_link_order *link_order;
struct bfd_section *s;
+ const char *linked_to_symbol_name;
} map_head, map_tail;
+ /* Points to the output section this section is already assigned to, if any.
+ This is used when support for non-contiguous memory regions is enabled. */
+ struct bfd_section *already_assigned;
+
} asection;
/* Relax table contains information about instructions which can
}
#define BFD_FAKE_SECTION(SEC, SYM, NAME, IDX, FLAGS) \
- /* name, id, index, next, prev, flags, user_set_vma, */ \
- { NAME, IDX, 0, NULL, NULL, FLAGS, 0, \
+ /* name, id, section_id, index, next, prev, flags, user_set_vma, */ \
+ { NAME, IDX, 0, 0, NULL, NULL, FLAGS, 0, \
\
- /* linker_mark, linker_has_input, gc_mark, decompress_status, */ \
+ /* linker_mark, linker_has_input, gc_mark, decompress_status, */ \
0, 0, 1, 0, \
\
- /* segment_mark, sec_info_type, use_rela_p, */ \
+ /* segment_mark, sec_info_type, use_rela_p, */ \
0, 0, 0, \
\
- /* sec_flg0, sec_flg1, sec_flg2, sec_flg3, sec_flg4, sec_flg5, */ \
+ /* sec_flg0, sec_flg1, sec_flg2, sec_flg3, sec_flg4, sec_flg5, */ \
0, 0, 0, 0, 0, 0, \
\
- /* vma, lma, size, rawsize, compressed_size, relax, relax_count, */ \
+ /* vma, lma, size, rawsize, compressed_size, relax, relax_count, */ \
0, 0, 0, 0, 0, 0, 0, \
\
- /* output_offset, output_section, alignment_power, */ \
+ /* output_offset, output_section, alignment_power, */ \
0, &SEC, 0, \
\
- /* relocation, orelocation, reloc_count, filepos, rel_filepos, */ \
+ /* relocation, orelocation, reloc_count, filepos, rel_filepos, */ \
NULL, NULL, 0, 0, 0, \
\
- /* line_filepos, userdata, contents, lineno, lineno_count, */ \
+ /* line_filepos, userdata, contents, lineno, lineno_count, */ \
0, NULL, NULL, NULL, 0, \
\
/* entsize, kept_section, moving_line_filepos, */ \
- 0, NULL, 0, \
+ 0, NULL, 0, \
\
- /* target_index, used_by_bfd, constructor_chain, owner, */ \
+ /* target_index, used_by_bfd, constructor_chain, owner, */ \
0, NULL, NULL, NULL, \
\
- /* symbol, symbol_ptr_ptr, */ \
+ /* symbol, symbol_ptr_ptr, */ \
(struct bfd_symbol *) SYM, &SEC.symbol, \
\
- /* map_head, map_tail */ \
- { NULL }, { NULL } \
+ /* map_head, map_tail, already_assigned */ \
+ { NULL }, { NULL }, NULL \
+ \
}
/* We use a macro to initialize the static asymbol structures because
#define bfd_mach_h8300sx 6
#define bfd_mach_h8300sxn 7
bfd_arch_pdp11, /* DEC PDP-11. */
- bfd_arch_plugin,
bfd_arch_powerpc, /* PowerPC. */
#define bfd_mach_ppc 32
#define bfd_mach_ppc64 64
#define bfd_mach_tic4x 40
bfd_arch_tic54x, /* Texas Instruments TMS320C54X. */
bfd_arch_tic6x, /* Texas Instruments TMS320C6X. */
- bfd_arch_tic80, /* TI TMS320c80 (MVP). */
bfd_arch_v850, /* NEC V850. */
bfd_arch_v850_rh850,/* NEC V850 (using RH850 ABI). */
#define bfd_mach_v850 1
#define bfd_mach_bfin 1
bfd_arch_cr16, /* National Semiconductor CompactRISC (ie CR16). */
#define bfd_mach_cr16 1
- bfd_arch_cr16c, /* National Semiconductor CompactRISC. */
-#define bfd_mach_cr16c 1
bfd_arch_crx, /* National Semiconductor CRX. */
#define bfd_mach_crx 1
bfd_arch_cris, /* Axis CRIS. */
bfd_arch_xtensa, /* Tensilica's Xtensa cores. */
#define bfd_mach_xtensa 1
bfd_arch_z80,
-#define bfd_mach_z80strict 1 /* No undocumented opcodes. */
-#define bfd_mach_z80 3 /* With ixl, ixh, iyl, and iyh. */
-#define bfd_mach_z80full 7 /* All undocumented instructions. */
-#define bfd_mach_r800 11 /* R800: successor with multiplication. */
+/* Zilog Z80 without undocumented opcodes. */
+#define bfd_mach_z80strict 1
+/* Zilog Z180: successor with additional instructions, but without
+ halves of ix and iy. */
+#define bfd_mach_z180 2
+/* Zilog Z80 with ixl, ixh, iyl, and iyh. */
+#define bfd_mach_z80 3
+/* Zilog eZ80 (successor of Z80 & Z180) in Z80 (16-bit address) mode. */
+#define bfd_mach_ez80_z80 4
+/* Zilog eZ80 (successor of Z80 & Z180) in ADL (24-bit address) mode. */
+#define bfd_mach_ez80_adl 5
+/* Z80N */
+#define bfd_mach_z80n 6
+/* Zilog Z80 with all undocumented instructions. */
+#define bfd_mach_z80full 7
+/* GameBoy Z80 (reduced instruction set). */
+#define bfd_mach_gbz80 8
+/* ASCII R800: successor with multiplication. */
+#define bfd_mach_r800 11
bfd_arch_lm32, /* Lattice Mico32. */
#define bfd_mach_lm32 1
bfd_arch_microblaze,/* Xilinx MicroBlaze. */
const char *bfd_printable_arch_mach
(enum bfd_architecture arch, unsigned long machine);
-unsigned int bfd_octets_per_byte (const bfd *abfd);
+unsigned int bfd_octets_per_byte (const bfd *abfd,
+ const asection *sec);
unsigned int bfd_arch_mach_octets_per_byte
(enum bfd_architecture arch, unsigned long machine);
then it may be truncated to 8 bits. */
BFD_RELOC_S12Z_15_PCREL,
-/* NS CR16C Relocations. */
- BFD_RELOC_16C_NUM08,
- BFD_RELOC_16C_NUM08_C,
- BFD_RELOC_16C_NUM16,
- BFD_RELOC_16C_NUM16_C,
- BFD_RELOC_16C_NUM32,
- BFD_RELOC_16C_NUM32_C,
- BFD_RELOC_16C_DISP04,
- BFD_RELOC_16C_DISP04_C,
- BFD_RELOC_16C_DISP08,
- BFD_RELOC_16C_DISP08_C,
- BFD_RELOC_16C_DISP16,
- BFD_RELOC_16C_DISP16_C,
- BFD_RELOC_16C_DISP24,
- BFD_RELOC_16C_DISP24_C,
- BFD_RELOC_16C_DISP24a,
- BFD_RELOC_16C_DISP24a_C,
- BFD_RELOC_16C_REG04,
- BFD_RELOC_16C_REG04_C,
- BFD_RELOC_16C_REG04a,
- BFD_RELOC_16C_REG04a_C,
- BFD_RELOC_16C_REG14,
- BFD_RELOC_16C_REG14_C,
- BFD_RELOC_16C_REG16,
- BFD_RELOC_16C_REG16_C,
- BFD_RELOC_16C_REG20,
- BFD_RELOC_16C_REG20_C,
- BFD_RELOC_16C_ABS20,
- BFD_RELOC_16C_ABS20_C,
- BFD_RELOC_16C_ABS24,
- BFD_RELOC_16C_ABS24_C,
- BFD_RELOC_16C_IMM04,
- BFD_RELOC_16C_IMM04_C,
- BFD_RELOC_16C_IMM16,
- BFD_RELOC_16C_IMM16_C,
- BFD_RELOC_16C_IMM20,
- BFD_RELOC_16C_IMM20_C,
- BFD_RELOC_16C_IMM24,
- BFD_RELOC_16C_IMM24_C,
- BFD_RELOC_16C_IMM32,
- BFD_RELOC_16C_IMM32_C,
-
/* NS CR16 Relocations. */
BFD_RELOC_CR16_NUM8,
BFD_RELOC_CR16_NUM16,
/* 8 bit signed offset in (ix+d) or (iy+d). */
BFD_RELOC_Z80_DISP8,
+/* First 8 bits of multibyte (32, 24 or 16 bit) value. */
+ BFD_RELOC_Z80_BYTE0,
+
+/* Second 8 bits of multibyte (32, 24 or 16 bit) value. */
+ BFD_RELOC_Z80_BYTE1,
+
+/* Third 8 bits of multibyte (32 or 24 bit) value. */
+ BFD_RELOC_Z80_BYTE2,
+
+/* Fourth 8 bits of multibyte (32 bit) value. */
+ BFD_RELOC_Z80_BYTE3,
+
+/* Lowest 16 bits of multibyte (32 or 24 bit) value. */
+ BFD_RELOC_Z80_WORD0,
+
+/* Highest 16 bits of multibyte (32 or 24 bit) value. */
+ BFD_RELOC_Z80_WORD1,
+
+/* Like BFD_RELOC_16 but big-endian. */
+ BFD_RELOC_Z80_16_BE,
+
/* DJNZ offset. */
BFD_RELOC_Z8K_DISP7,
/* A unique identifier of the BFD */
unsigned int id;
- /* The format which belongs to the BFD. (object, core, etc.) */
- ENUM_BITFIELD (bfd_format) format : 3;
-
- /* The direction with which the BFD was opened. */
- ENUM_BITFIELD (bfd_direction) direction : 2;
-
/* Format_specific flags. */
- flagword flags : 20;
+ flagword flags;
/* Values that may appear in the flags field of a BFD. These also
appear in the object_flags field of the bfd_target structure, where
/* Use the ELF STT_COMMON type in this BFD. */
#define BFD_USE_ELF_STT_COMMON 0x80000
+ /* Put pathnames into archives (non-POSIX). */
+#define BFD_ARCHIVE_FULL_PATH 0x100000
+
/* Flags bits to be saved in bfd_preserve_save. */
#define BFD_FLAGS_SAVED \
(BFD_IN_MEMORY | BFD_COMPRESS | BFD_DECOMPRESS | BFD_LINKER_CREATED \
| BFD_PLUGIN | BFD_TRADITIONAL_FORMAT | BFD_DETERMINISTIC_OUTPUT \
| BFD_COMPRESS_GABI | BFD_CONVERT_ELF_COMMON | BFD_USE_ELF_STT_COMMON)
+ /* The format which belongs to the BFD. (object, core, etc.) */
+ ENUM_BITFIELD (bfd_format) format : 3;
+
+ /* The direction with which the BFD was opened. */
+ ENUM_BITFIELD (bfd_direction) direction : 2;
+
/* Is the file descriptor being cached? That is, can it be closed as
needed, and re-opened when accessed later? */
unsigned int cacheable : 1;
/* Symbol table for output BFD (with symcount entries).
Also used by the linker to cache input BFD symbols. */
- struct bfd_symbol **outsymbols;
+ struct bfd_symbol **outsymbols;
/* Used for input and output. */
unsigned int symcount;
/* Pointer to structure which contains architecture information. */
const struct bfd_arch_info *arch_info;
+ /* Cached length of file for bfd_get_size. 0 until bfd_get_size is
+ called, 1 if stat returns an error or the file size is too large to
+ return in ufile_ptr. Both 0 and 1 should be treated as "unknown". */
+ ufile_ptr size;
+
/* Stuff only useful for archives. */
void *arelt_data;
struct bfd *my_archive; /* The containing archive BFD. */
static inline bfd_size_type
bfd_get_section_limit (const bfd *abfd, const asection *sec)
{
- return bfd_get_section_limit_octets (abfd, sec) / bfd_octets_per_byte (abfd);
+ return (bfd_get_section_limit_octets (abfd, sec)
+ / bfd_octets_per_byte (abfd, sec));
}
/* Functions to handle insertion and deletion of a bfd's sections. These
bfd_error_bad_value,
bfd_error_file_truncated,
bfd_error_file_too_big,
+ bfd_error_sorry,
bfd_error_on_input,
bfd_error_invalid_error_code
}
BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
#define bfd_stat_arch_elt(abfd, stat) \
- BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
+ BFD_SEND (abfd->my_archive ? abfd->my_archive : abfd, \
+ _bfd_stat_arch_elt, (abfd, stat))
#define bfd_update_armap_timestamp(abfd) \
BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
/* Forward declaration. */
typedef struct flag_info flag_info;
+typedef void (*bfd_cleanup) (bfd *);
+
typedef struct bfd_target
{
/* Identifies the kind of target, e.g., SunOS4, Ultrix, etc. */
/* Format dependent routines: these are vectors of entry points
within the target vector structure, one for each format to check. */
- /* Check the format of a file being read. Return a <<bfd_target *>> or zero. */
- const struct bfd_target *
- (*_bfd_check_format[bfd_type_end]) (bfd *);
+ /* Check the format of a file being read. Return a <<bfd_cleanup>> on
+ success or zero on failure. */
+ bfd_cleanup (*_bfd_check_format[bfd_type_end]) (bfd *);
/* Set the format of a file being written. */
bfd_boolean (*_bfd_set_format[bfd_type_end]) (bfd *);
#define bfd_get_symbol_info(b,p,e) \
BFD_SEND (b, _bfd_get_symbol_info, (b,p,e))
const char *(*_bfd_get_symbol_version_string) (bfd *, struct bfd_symbol *,
+ bfd_boolean,
bfd_boolean *);
-#define bfd_get_symbol_version_string(b,s,h) \
- BFD_SEND (b, _bfd_get_symbol_version_string, (b,s,h))
+#define bfd_get_symbol_version_string(b,s,p,h) \
+ BFD_SEND (b, _bfd_get_symbol_version_string, (b,s,p,h))
bfd_boolean (*_bfd_is_local_label_name) (bfd *, const char *);
bfd_boolean (*_bfd_is_target_special_symbol) (bfd *, asymbol *);
alent * (*_get_lineno) (bfd *, struct bfd_symbol *);
projects / deliverable / binutils-gdb.git / blobdiff