/* Main header file for the bfd library -- portable access to object files.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+ 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
Free Software Foundation, Inc.
Contributed by Cygnus Support.
(((sec)->rawsize ? (sec)->rawsize : (sec)->size) \
/ bfd_octets_per_byte (bfd))
-/* Return TRUE if section has been discarded. */
+/* Return TRUE if input section SEC has been discarded. */
#define elf_discarded_section(sec) \
(!bfd_is_abs_section (sec) \
&& bfd_is_abs_section ((sec)->output_section) \
extern struct bfd_hash_entry *bfd_hash_insert
(struct bfd_hash_table *, const char *, unsigned long);
+/* Rename an entry in a hash table. */
+extern void bfd_hash_rename
+ (struct bfd_hash_table *, const char *, struct bfd_hash_entry *);
+
/* Replace an entry in a hash table. */
extern void bfd_hash_replace
(struct bfd_hash_table *, struct bfd_hash_entry *old,
/* ARM unwind section editing support. */
extern bfd_boolean elf32_arm_fix_exidx_coverage
- (struct bfd_section **, unsigned int, struct bfd_link_info *);
+(struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean);
+
+/* PowerPC @tls opcode transform/validate. */
+extern unsigned int _bfd_elf_ppc_at_tls_transform
+ (unsigned int, unsigned int);
+/* PowerPC @tprel opcode transform/validate. */
+extern unsigned int _bfd_elf_ppc_at_tprel_transform
+ (unsigned int, unsigned int);
/* TI COFF load page support. */
extern void bfd_ticoff_set_section_load_page
void bfd_init (void);
/* Extracted from opncls.c. */
+extern unsigned int bfd_use_reserved_id;
bfd *bfd_fopen (const char *filename, const char *target,
const char *mode, int fd);
bfd *bfd_openstreamr (const char *, const char *, void *);
bfd *bfd_openr_iovec (const char *filename, const char *target,
- void *(*open) (struct bfd *nbfd,
+ void *(*open_func) (struct bfd *nbfd,
void *open_closure),
void *open_closure,
- file_ptr (*pread) (struct bfd *nbfd,
+ file_ptr (*pread_func) (struct bfd *nbfd,
void *stream,
void *buf,
file_ptr nbytes,
file_ptr offset),
- int (*close) (struct bfd *nbfd,
+ int (*close_func) (struct bfd *nbfd,
void *stream),
- int (*stat) (struct bfd *abfd,
+ int (*stat_func) (struct bfd *abfd,
void *stream,
struct stat *sb));
bfd_boolean bfd_make_readable (bfd *abfd);
+void *bfd_alloc (bfd *abfd, bfd_size_type wanted);
+
+void *bfd_zalloc (bfd *abfd, bfd_size_type wanted);
+
unsigned long bfd_calc_gnu_debuglink_crc32
(unsigned long crc, const unsigned char *buf, bfd_size_type len);
/* Mark flag used by some linker backends for garbage collection. */
unsigned int gc_mark : 1;
+ /* Section compression status. */
+ unsigned int compress_status : 2;
+#define COMPRESS_SECTION_NONE 0
+#define COMPRESS_SECTION_DONE 1
+#define DECOMPRESS_SECTION_SIZED 2
+
/* The following flags are used by the ELF linker. */
/* Mark sections which have been allocated to segments. */
/* Bits used by various backends. The generic code doesn't touch
these fields. */
- /* Nonzero if this section has TLS related relocations. */
- unsigned int has_tls_reloc:1;
-
- /* Nonzero if this section has a call to __tls_get_addr. */
- unsigned int has_tls_get_addr_call:1;
-
- /* Nonzero if this section has a gp reloc. */
- unsigned int has_gp_reloc:1;
-
- /* Nonzero if this section needs the relax finalize pass. */
- unsigned int need_finalize_relax:1;
-
- /* Whether relocations have been processed. */
- unsigned int reloc_done : 1;
+ unsigned int sec_flg0:1;
+ unsigned int sec_flg1:1;
+ unsigned int sec_flg2:1;
+ unsigned int sec_flg3:1;
+ unsigned int sec_flg4:1;
+ unsigned int sec_flg5:1;
/* End of internal packed boolean fields. */
section size calculated on a previous linker relaxation pass. */
bfd_size_type rawsize;
+ /* The compressed size of the section in octets. */
+ bfd_size_type compressed_size;
+
/* Relaxation table. */
struct relax_table *relax;
/* name, id, index, next, prev, flags, user_set_vma, */ \
{ NAME, IDX, 0, NULL, NULL, FLAGS, 0, \
\
- /* linker_mark, linker_has_input, gc_mark, */ \
- 0, 0, 1, \
+ /* linker_mark, linker_has_input, gc_mark, decompress_status, */ \
+ 0, 0, 1, 0, \
\
- /* segment_mark, sec_info_type, use_rela_p, has_tls_reloc, */ \
- 0, 0, 0, 0, \
+ /* segment_mark, sec_info_type, use_rela_p, */ \
+ 0, 0, 0, \
\
- /* has_tls_get_addr_call, has_gp_reloc, need_finalize_relax, */ \
- 0, 0, 0, \
+ /* sec_flg0, sec_flg1, sec_flg2, sec_flg3, sec_flg4, sec_flg5, */ \
+ 0, 0, 0, 0, 0, 0, \
\
- /* reloc_done, vma, lma, size, rawsize, relax, relax_count, */ \
- 0, 0, 0, 0, 0, 0, 0, \
+ /* vma, lma, size, rawsize, compressed_size, relax, relax_count, */ \
+ 0, 0, 0, 0, 0, 0, 0, \
\
/* output_offset, output_section, alignment_power, */ \
0, (struct bfd_section *) &SEC, 0, \
bfd_boolean bfd_set_section_flags
(bfd *abfd, asection *sec, flagword flags);
+void bfd_rename_section
+ (bfd *abfd, asection *sec, const char *newname);
+
void bfd_map_over_sections
(bfd *abfd,
void (*func) (bfd *abfd, asection *sect, void *obj),
#define bfd_mach_mips5 5
#define bfd_mach_mips_loongson_2e 3001
#define bfd_mach_mips_loongson_2f 3002
+#define bfd_mach_mips_loongson_3a 3003
#define bfd_mach_mips_sb1 12310201 /* octal 'SB', 01 */
#define bfd_mach_mips_octeon 6501
#define bfd_mach_mips_xlr 887682 /* decimal 'XLR' */
#define bfd_mach_i386_i386 1
#define bfd_mach_i386_i8086 2
#define bfd_mach_i386_i386_intel_syntax 3
+#define bfd_mach_x64_32 32
+#define bfd_mach_x64_32_intel_syntax 33
#define bfd_mach_x86_64 64
#define bfd_mach_x86_64_intel_syntax 65
bfd_arch_l1om, /* Intel L1OM */
#define bfd_mach_ppc_7400 7400
#define bfd_mach_ppc_e500 500
#define bfd_mach_ppc_e500mc 5001
+#define bfd_mach_ppc_e500mc64 5005
+#define bfd_mach_ppc_titan 83
bfd_arch_rs6000, /* IBM RS/6000 */
#define bfd_mach_rs6k 6000
#define bfd_mach_rs6k_rs1 6001
#define bfd_mach_tic3x 30
#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 */
#define bfd_mach_v850 1
#define bfd_mach_v850e 'E'
#define bfd_mach_v850e1 '1'
+#define bfd_mach_v850e2 0x4532
+#define bfd_mach_v850e2v3 0x45325633
bfd_arch_arc, /* ARC Cores */
#define bfd_mach_arc_5 5
#define bfd_mach_arc_6 6
#define bfd_mach_cris_v0_v10 255
#define bfd_mach_cris_v32 32
#define bfd_mach_cris_v10_v32 1032
+ bfd_arch_rx, /* Renesas RX. */
+#define bfd_mach_rx 0x75
bfd_arch_s390, /* IBM s390 */
#define bfd_mach_s390_31 31
#define bfd_mach_s390_64 64
#define bfd_mach_xc16xs 3
bfd_arch_xtensa, /* Tensilica's Xtensa cores. */
#define bfd_mach_xtensa 1
- bfd_arch_maxq, /* Dallas MAXQ 10/20 */
-#define bfd_mach_maxq10 10
-#define bfd_mach_maxq20 20
bfd_arch_z80,
#define bfd_mach_z80strict 1 /* No undocumented opcodes. */
#define bfd_mach_z80 3 /* With ixl, ixh, iyl, and iyh. */
when doing overflow checking. */
unsigned int bitsize;
- /* Notes that the relocation is relative to the location in the
- data section of the addend. The relocation function will
- subtract from the relocation value the address of the location
- being relocated. */
+ /* The relocation is relative to the field being relocated. */
bfd_boolean pc_relative;
/* The bit position of the reloc value in the destination.
BFD_RELOC_SPARC_GOTDATA_OP_HIX22,
BFD_RELOC_SPARC_GOTDATA_OP_LOX10,
BFD_RELOC_SPARC_GOTDATA_OP,
+ BFD_RELOC_SPARC_JMP_IREL,
+ BFD_RELOC_SPARC_IRELATIVE,
/* I think these are specific to SPARC a.out (e.g., Sun 4). */
BFD_RELOC_SPARC_BASE13,
BFD_RELOC_ARM_RELATIVE,
BFD_RELOC_ARM_GOTOFF,
BFD_RELOC_ARM_GOTPC,
+ BFD_RELOC_ARM_GOT_PREL,
/* ARM thread-local storage relocations. */
BFD_RELOC_ARM_TLS_GD32,
BFD_RELOC_ARM_TLS_TPOFF32,
BFD_RELOC_ARM_TLS_IE32,
BFD_RELOC_ARM_TLS_LE32,
+ BFD_RELOC_ARM_TLS_GOTDESC,
+ BFD_RELOC_ARM_TLS_CALL,
+ BFD_RELOC_ARM_THM_TLS_CALL,
+ BFD_RELOC_ARM_TLS_DESCSEQ,
+ BFD_RELOC_ARM_THM_TLS_DESCSEQ,
+ BFD_RELOC_ARM_TLS_DESC,
/* ARM group relocations. */
BFD_RELOC_ARM_ALU_PC_G0_NC,
/* Annotation of BX instructions. */
BFD_RELOC_ARM_V4BX,
+/* ARM support for STT_GNU_IFUNC. */
+ BFD_RELOC_ARM_IRELATIVE,
+
/* These relocs are only used within the ARM assembler. They are not
(at present) written to any object files. */
BFD_RELOC_ARM_IMMEDIATE,
BFD_RELOC_ARM_T32_ADD_PC12,
BFD_RELOC_ARM_SHIFT_IMM,
BFD_RELOC_ARM_SMC,
+ BFD_RELOC_ARM_HVC,
BFD_RELOC_ARM_SWI,
BFD_RELOC_ARM_MULTI,
BFD_RELOC_ARM_CP_OFF_IMM,
BFD_RELOC_SH_TLS_DTPMOD32,
BFD_RELOC_SH_TLS_DTPOFF32,
BFD_RELOC_SH_TLS_TPOFF32,
+ BFD_RELOC_SH_GOT20,
+ BFD_RELOC_SH_GOTOFF20,
+ BFD_RELOC_SH_GOTFUNCDESC,
+ BFD_RELOC_SH_GOTFUNCDESC20,
+ BFD_RELOC_SH_GOTOFFFUNCDESC,
+ BFD_RELOC_SH_GOTOFFFUNCDESC20,
+ BFD_RELOC_SH_FUNCDESC,
/* ARC Cores relocs.
ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
instructions. */
BFD_RELOC_V850_LO16_SPLIT_OFFSET,
+/* This is a 16-bit reloc. */
+ BFD_RELOC_V850_16_PCREL,
+
+/* This is a 17-bit reloc. */
+ BFD_RELOC_V850_17_PCREL,
+
+/* This is a 23-bit reloc. */
+ BFD_RELOC_V850_23,
+
+/* This is a 32-bit reloc. */
+ BFD_RELOC_V850_32_PCREL,
+
+/* This is a 32-bit reloc. */
+ BFD_RELOC_V850_32_ABS,
+
+/* This is a 16-bit reloc. */
+ BFD_RELOC_V850_16_SPLIT_OFFSET,
+
+/* This is a 16-bit reloc. */
+ BFD_RELOC_V850_16_S1,
+
+/* Low 16 bits. 16 bit shifted by 1. */
+ BFD_RELOC_V850_LO16_S1,
+
+/* This is a 16 bit offset from the call table base pointer. */
+ BFD_RELOC_V850_CALLT_15_16_OFFSET,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_32_GOTPCREL,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_16_GOT,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_32_GOT,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_22_PLT_PCREL,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_32_PLT_PCREL,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_COPY,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_GLOB_DAT,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_JMP_SLOT,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_RELATIVE,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_16_GOTOFF,
+
+/* DSO relocations. */
+ BFD_RELOC_V850_32_GOTOFF,
+
+/* start code. */
+ BFD_RELOC_V850_CODE,
+
+/* start data in text. */
+ BFD_RELOC_V850_DATA,
+
/* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
instruction. */
BFD_RELOC_MN10300_32_PCREL,
the opcode. */
BFD_RELOC_TIC54X_MS7_OF_23,
+/* TMS320C6000 relocations. */
+ BFD_RELOC_C6000_PCR_S21,
+ BFD_RELOC_C6000_PCR_S12,
+ BFD_RELOC_C6000_PCR_S10,
+ BFD_RELOC_C6000_PCR_S7,
+ BFD_RELOC_C6000_ABS_S16,
+ BFD_RELOC_C6000_ABS_L16,
+ BFD_RELOC_C6000_ABS_H16,
+ BFD_RELOC_C6000_SBR_U15_B,
+ BFD_RELOC_C6000_SBR_U15_H,
+ BFD_RELOC_C6000_SBR_U15_W,
+ BFD_RELOC_C6000_SBR_S16,
+ BFD_RELOC_C6000_SBR_L16_B,
+ BFD_RELOC_C6000_SBR_L16_H,
+ BFD_RELOC_C6000_SBR_L16_W,
+ BFD_RELOC_C6000_SBR_H16_B,
+ BFD_RELOC_C6000_SBR_H16_H,
+ BFD_RELOC_C6000_SBR_H16_W,
+ BFD_RELOC_C6000_SBR_GOT_U15_W,
+ BFD_RELOC_C6000_SBR_GOT_L16_W,
+ BFD_RELOC_C6000_SBR_GOT_H16_W,
+ BFD_RELOC_C6000_DSBT_INDEX,
+ BFD_RELOC_C6000_PREL31,
+ BFD_RELOC_C6000_COPY,
+ BFD_RELOC_C6000_ALIGN,
+ BFD_RELOC_C6000_FPHEAD,
+ BFD_RELOC_C6000_NOCMP,
+
/* This is a 48 bit reloc for the FR30 that stores 32 bits. */
BFD_RELOC_FR30_48,
instructions */
BFD_RELOC_AVR_6_ADIW,
+/* Renesas RX Relocations. */
+ BFD_RELOC_RX_NEG8,
+ BFD_RELOC_RX_NEG16,
+ BFD_RELOC_RX_NEG24,
+ BFD_RELOC_RX_NEG32,
+ BFD_RELOC_RX_16_OP,
+ BFD_RELOC_RX_24_OP,
+ BFD_RELOC_RX_32_OP,
+ BFD_RELOC_RX_8U,
+ BFD_RELOC_RX_16U,
+ BFD_RELOC_RX_24U,
+ BFD_RELOC_RX_DIR3U_PCREL,
+ BFD_RELOC_RX_DIFF,
+ BFD_RELOC_RX_GPRELB,
+ BFD_RELOC_RX_GPRELW,
+ BFD_RELOC_RX_GPRELL,
+ BFD_RELOC_RX_SYM,
+ BFD_RELOC_RX_OP_SUBTRACT,
+ BFD_RELOC_RX_OP_NEG,
+ BFD_RELOC_RX_ABS8,
+ BFD_RELOC_RX_ABS16,
+ BFD_RELOC_RX_ABS16_REV,
+ BFD_RELOC_RX_ABS32,
+ BFD_RELOC_RX_ABS32_REV,
+ BFD_RELOC_RX_ABS16U,
+ BFD_RELOC_RX_ABS16UW,
+ BFD_RELOC_RX_ABS16UL,
+ BFD_RELOC_RX_RELAX,
+
/* Direct 12 bit. */
BFD_RELOC_390_12,
BFD_RELOC_MACH_O_PAIR. */
BFD_RELOC_MACH_O_SECTDIFF,
-/* Mach-O generic relocations. */
+/* Pair of relocation. Contains the first symbol. */
BFD_RELOC_MACH_O_PAIR,
+/* PCREL relocations. They are marked as branch to create PLT entry if
+required. */
+ BFD_RELOC_MACH_O_X86_64_BRANCH32,
+ BFD_RELOC_MACH_O_X86_64_BRANCH8,
+
+/* Used when referencing a GOT entry. */
+ BFD_RELOC_MACH_O_X86_64_GOT,
+
+/* Used when loading a GOT entry with movq. It is specially marked so that
+the linker could optimize the movq to a leaq if possible. */
+ BFD_RELOC_MACH_O_X86_64_GOT_LOAD,
+
+/* Symbol will be substracted. Must be followed by a BFD_RELOC_64. */
+ BFD_RELOC_MACH_O_X86_64_SUBTRACTOR32,
+
+/* Symbol will be substracted. Must be followed by a BFD_RELOC_64. */
+ BFD_RELOC_MACH_O_X86_64_SUBTRACTOR64,
+
+/* Same as BFD_RELOC_32_PCREL but with an implicit -1 addend. */
+ BFD_RELOC_MACH_O_X86_64_PCREL32_1,
+
+/* Same as BFD_RELOC_32_PCREL but with an implicit -2 addend. */
+ BFD_RELOC_MACH_O_X86_64_PCREL32_2,
+
+/* Same as BFD_RELOC_32_PCREL but with an implicit -4 addend. */
+ BFD_RELOC_MACH_O_X86_64_PCREL32_4,
+
/* This is a 32 bit reloc for the microblaze that stores the
low 16 bits of a value */
BFD_RELOC_MICROBLAZE_32_LO,
will be consistent from run to run. */
#define BFD_DETERMINISTIC_OUTPUT 0x4000
+ /* Compress sections in this BFD. */
+#define BFD_COMPRESS 0x8000
+
+ /* Decompress sections in this BFD. */
+#define BFD_DECOMPRESS 0x10000
+
+ /* Flags bits to be saved in bfd_preserve_save. */
+#define BFD_FLAGS_SAVED \
+ (BFD_IN_MEMORY | BFD_COMPRESS | BFD_DECOMPRESS)
+
+ /* Flags bits which are for BFD use only. */
+#define BFD_FLAGS_FOR_BFD_USE_MASK \
+ (BFD_IN_MEMORY | BFD_COMPRESS | BFD_DECOMPRESS | BFD_LINKER_CREATED \
+ | BFD_TRADITIONAL_FORMAT | BFD_DETERMINISTIC_OUTPUT)
+
/* Currently my_archive is tested before adding origin to
anything. I believe that this can become always an add of
origin, with origin set to 0 for non archive files. */
/* Set if this is a thin archive. */
unsigned int is_thin_archive : 1;
+
+ /* Set if only required symbols should be added in the link hash table for
+ this object. Used by VMS linkers. */
+ unsigned int selective_search : 1;
};
typedef enum bfd_error
int bfd_core_file_failing_signal (bfd *abfd);
+int bfd_core_file_pid (bfd *abfd);
+
bfd_boolean core_file_matches_executable_p
(bfd *core_bfd, bfd *exec_bfd);
#define BFD_JUMP_TABLE_CORE(NAME) \
NAME##_core_file_failing_command, \
NAME##_core_file_failing_signal, \
- NAME##_core_file_matches_executable_p
+ NAME##_core_file_matches_executable_p, \
+ NAME##_core_file_pid
char * (*_core_file_failing_command) (bfd *);
int (*_core_file_failing_signal) (bfd *);
bfd_boolean (*_core_file_matches_executable_p) (bfd *, bfd *);
+ int (*_core_file_pid) (bfd *);
/* Archive entry points. */
#define BFD_JUMP_TABLE_ARCHIVE(NAME) \
NAME##_truncate_arname, \
NAME##_write_armap, \
NAME##_read_ar_hdr, \
+ NAME##_write_ar_hdr, \
NAME##_openr_next_archived_file, \
NAME##_get_elt_at_index, \
NAME##_generic_stat_arch_elt, \
bfd_boolean (*write_armap)
(bfd *, unsigned int, struct orl *, unsigned int, int);
void * (*_bfd_read_ar_hdr_fn) (bfd *);
+ bfd_boolean (*_bfd_write_ar_hdr_fn) (bfd *, bfd *);
bfd * (*openr_next_archived_file) (bfd *, bfd *);
#define bfd_get_elt_at_index(b,i) BFD_SEND (b, _bfd_get_elt_at_index, (b,i))
bfd * (*_bfd_get_elt_at_index) (bfd *, symindex);
NAME##_bfd_link_hash_table_free, \
NAME##_bfd_link_add_symbols, \
NAME##_bfd_link_just_syms, \
+ NAME##_bfd_copy_link_hash_symbol_type, \
NAME##_bfd_final_link, \
NAME##_bfd_link_split_section, \
NAME##_bfd_gc_sections, \
/* Indicate that we are only retrieving symbol values from this section. */
void (*_bfd_link_just_syms) (asection *, struct bfd_link_info *);
+ /* Copy the symbol type of a linker hash table entry. */
+#define bfd_copy_link_hash_symbol_type(b, t, f) \
+ BFD_SEND (b, _bfd_copy_link_hash_symbol_type, (b, t, f))
+ void (*_bfd_copy_link_hash_symbol_type)
+ (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *);
+
/* Do a link based on the link_order structures attached to each
section of the BFD. */
bfd_boolean (*_bfd_final_link) (bfd *, struct bfd_link_info *);
const bfd_target *bfd_find_target (const char *target_name, bfd *abfd);
+const bfd_target *bfd_get_target_info (const char *target_name,
+ bfd *abfd,
+ bfd_boolean *is_bigendian,
+ int *underscoring,
+ const char **def_target_arch);
const char ** bfd_target_list (void);
const bfd_target *bfd_search_for_target
(bfd *abfd, asection *sec, bfd_byte *outbuf, asymbol **symbol_table);
/* Extracted from compress.c. */
-bfd_boolean bfd_uncompress_section_contents
- (bfd_byte **buffer, bfd_size_type *size);
+bfd_boolean bfd_compress_section_contents
+ (bfd *abfd, asection *section, bfd_byte *uncompressed_buffer,
+ bfd_size_type uncompressed_size);
+
+bfd_boolean bfd_get_full_section_contents
+ (bfd *abfd, asection *section, bfd_byte **ptr);
+
+bfd_boolean bfd_is_section_compressed
+ (bfd *abfd, asection *section);
+
+bfd_boolean bfd_init_section_decompress_status
+ (bfd *abfd, asection *section);
+
+bfd_boolean bfd_init_section_compress_status
+ (bfd *abfd, asection *section);
#ifdef __cplusplus
}