/* Main header file for the bfd library -- portable access to object files.
- Copyright 1990, 91, 92, 93, 94, 95, 96, 1997 Free Software Foundation, Inc.
+ Copyright 1990, 91, 92, 93, 94, 95, 96, 97, 98, 1999
+ Free Software Foundation, Inc.
Contributed by Cygnus Support.
** NOTE: bfd.h and bfd-in2.h are GENERATED files. Don't change them;
use gcc's "long long" type. Otherwise, BFD_HOST_64_BIT must be
defined above. */
+#ifndef BFD_HOST_64_BIT
+# if BFD_HOST_64BIT_LONG
+# define BFD_HOST_64_BIT long
+# define BFD_HOST_U_64_BIT unsigned long
+# else
+# ifdef __GNUC__
+# if __GNUC__ >= 2
+# define BFD_HOST_64_BIT long long
+# define BFD_HOST_U_64_BIT unsigned long long
+# endif /* __GNUC__ >= 2 */
+# endif /* ! defined (__GNUC__) */
+# endif /* ! BFD_HOST_64BIT_LONG */
+#endif /* ! defined (BFD_HOST_64_BIT) */
+
#ifdef BFD64
#ifndef BFD_HOST_64_BIT
-#if BFD_HOST_64BIT_LONG
-#define BFD_HOST_64_BIT long
-#define BFD_HOST_U_64_BIT unsigned long
-#else
-#ifdef __GNUC__
-#define BFD_HOST_64_BIT long long
-#define BFD_HOST_U_64_BIT unsigned long long
-#else /* ! defined (__GNUC__) */
#error No 64 bit integer type available
-#endif /* ! defined (__GNUC__) */
-#endif /* ! BFD_HOST_64BIT_LONG */
#endif /* ! defined (BFD_HOST_64_BIT) */
typedef BFD_HOST_U_64_BIT bfd_vma;
/* Print a bfd_vma x on stream s. */
#define fprintf_vma(s,x) fprintf(s, "%08lx", x)
#define sprintf_vma(s,x) sprintf(s, "%08lx", x)
+
#endif /* not BFD64 */
+
#define printf_vma(x) fprintf_vma(stdout,x)
typedef unsigned int flagword; /* 32 bits of flags */
PARAMS ((bfd *, struct bfd_link_info *, const char *, boolean));
extern struct bfd_link_needed_list *bfd_elf_get_needed_list
PARAMS ((bfd *, struct bfd_link_info *));
+extern boolean bfd_elf_get_bfd_needed_list
+ PARAMS ((bfd *, struct bfd_link_needed_list **));
extern boolean bfd_elf32_size_dynamic_sections
PARAMS ((bfd *, const char *, const char *, boolean, const char *,
const char * const *, struct bfd_link_info *, struct sec **,
extern boolean bfd_coff_get_syment
PARAMS ((bfd *, struct symbol_cache_entry *, struct internal_syment *));
+
extern boolean bfd_coff_get_auxent
PARAMS ((bfd *, struct symbol_cache_entry *, int, union internal_auxent *));
+extern boolean bfd_coff_set_symbol_class
+ PARAMS ((bfd *, struct symbol_cache_entry *, unsigned int));
+
+/* ARM Interworking support. Called from linker. */
+extern boolean bfd_arm_allocate_interworking_sections
+ PARAMS ((struct bfd_link_info *));
+
+extern boolean bfd_arm_process_before_allocation
+ PARAMS ((bfd *, struct bfd_link_info *, int));
+
+extern boolean bfd_arm_get_bfd_for_interworking
+ PARAMS ((bfd *, struct bfd_link_info *));
+
+/* ELF ARM Interworking support. Called from linker. */
+extern boolean bfd_elf32_arm_allocate_interworking_sections
+ PARAMS ((struct bfd_link_info *));
+
+extern boolean bfd_elf32_arm_process_before_allocation
+ PARAMS ((bfd *, struct bfd_link_info *, int));
+
+extern boolean bfd_elf32_arm_get_bfd_for_interworking
+ PARAMS ((bfd *, struct bfd_link_info *));
+
/* And more from the source. */
void
bfd_init PARAMS ((void));
bfd *
bfd_create PARAMS ((CONST char *filename, bfd *templ));
+boolean
+bfd_make_writable PARAMS ((bfd *abfd));
+
+boolean
+bfd_make_readable PARAMS ((bfd *abfd));
+
/* Byte swapping macros for user section data. */
#define bfd_put_8(abfd, val, ptr) \
- (*((unsigned char *)(ptr)) = (unsigned char)(val))
+ ((void) (*((unsigned char *)(ptr)) = (unsigned char)(val)))
#define bfd_put_signed_8 \
bfd_put_8
#define bfd_get_8(abfd, ptr) \
#define bfd_get_signed_64(abfd, ptr) \
BFD_SEND(abfd, bfd_getx_signed_64, (ptr))
+#define bfd_get(bits, 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) \
+ : (abort (), (bfd_vma) - 1))
+
+#define bfd_put(bits, abfd, val, ptr) \
+ ((bits) == 8 ? bfd_put_8 (abfd, val, ptr) \
+ : (bits) == 16 ? bfd_put_16 (abfd, val, ptr) \
+ : (bits) == 32 ? bfd_put_32 (abfd, val, ptr) \
+ : (bits) == 64 ? bfd_put_64 (abfd, val, ptr) \
+ : (abort (), (void) 0))
+
/* Byte swapping macros for file header data. */
standard data. */
#define SEC_CONSTRUCTOR 0x100
- /* The section is a constuctor, and should be placed at the
+ /* The section is a constructor, and should be placed at the
end of the text, data, or bss section(?). */
#define SEC_CONSTRUCTOR_TEXT 0x1100
#define SEC_CONSTRUCTOR_DATA 0x2100
else up the line will take care of it later. */
#define SEC_LINKER_CREATED 0x800000
+ /* This section should not be subject to garbage collection. */
+#define SEC_KEEP 0x1000000
+
+ /* This section contains "short" data, and should be placed
+ "near" the GP. */
+#define SEC_SMALL_DATA 0x2000000
+
+ /* This section contains data which may be shared with other
+ executables or shared objects. */
+#define SEC_SHARED 0x4000000
+
/* End of section flags. */
/* Some internal packed boolean fields. */
/* A mark flag used by some of the linker backends. */
unsigned int linker_mark : 1;
+ /* A mark flag used by some linker backends for garbage collection. */
+ unsigned int gc_mark : 1;
+
/* End of internal packed boolean fields. */
/* The virtual memory address of the section - where it will be
#define bfd_copy_private_section_data(ibfd, isection, obfd, osection) \
BFD_SEND (obfd, _bfd_copy_private_section_data, \
(ibfd, isection, obfd, osection))
+void
+_bfd_strip_section_from_output
+ PARAMS ((asection *section));
+
enum bfd_architecture
{
bfd_arch_unknown, /* File arch not known */
bfd_arch_obscure, /* Arch known, not one of these */
bfd_arch_m68k, /* Motorola 68xxx */
+#define bfd_mach_m68000 1
+#define bfd_mach_m68008 2
+#define bfd_mach_m68010 3
+#define bfd_mach_m68020 4
+#define bfd_mach_m68030 5
+#define bfd_mach_m68040 6
+#define bfd_mach_m68060 7
+#define bfd_mach_cpu32 8
bfd_arch_vax, /* DEC Vax */
bfd_arch_i960, /* Intel 960 */
/* The order of the following is important.
#define bfd_mach_sparc_sparclite 3
#define bfd_mach_sparc_v8plus 4
#define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns */
-#define bfd_mach_sparc_v9 6
-#define bfd_mach_sparc_v9a 7 /* with ultrasparc add'ns */
+#define bfd_mach_sparc_sparclite_le 6
+#define bfd_mach_sparc_v9 7
+#define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns */
/* Nonzero if MACH has the v9 instruction set. */
#define bfd_mach_sparc_v9_p(mach) \
((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9a)
bfd_arch_mips, /* MIPS Rxxxx */
- /* start-sanitize-tx19 */
-#define bfd_mach_mips1900 1900
- /* end-sanitize-tx19 */
#define bfd_mach_mips3000 3000
#define bfd_mach_mips3900 3900
#define bfd_mach_mips4000 4000
#define bfd_mach_mips4010 4010
#define bfd_mach_mips4100 4100
+#define bfd_mach_mips4111 4111
#define bfd_mach_mips4300 4300
#define bfd_mach_mips4400 4400
#define bfd_mach_mips4600 4600
#define bfd_mach_mips4650 4650
- /* start-sanitize-vr4320 */
-#define bfd_mach_mips4320 4320
- /* end-sanitize-vr4320 */
- /* start-sanitize-tx49 */
-#define bfd_mach_mips4900 4900
- /* end-sanitize-tx49 */
#define bfd_mach_mips5000 5000
- /* start-sanitize-vr5400 */
-#define bfd_mach_mips5400 5400
- /* end-sanitize-vr5400 */
- /* start-sanitize-r5900 */
-#define bfd_mach_mips5900 5900
- /* end-sanitize-r5900 */
#define bfd_mach_mips6000 6000
#define bfd_mach_mips8000 8000
#define bfd_mach_mips10000 10000
#define bfd_mach_mips16 16
- /* start-sanitize-sky */
- /* The DVP is a machine within the mips architecture. */
-#define bfd_mach_dvp_dma 42000
-#define bfd_mach_dvp_vif 42001
-#define bfd_mach_dvp_vu 42002
-#define bfd_mach_dvp_gif 42003
-#define bfd_mach_dvp_p(mach) ((mach) >= 42000 && (mach) <= 42003)
- /* end-sanitize-sky */
bfd_arch_i386, /* Intel 386 */
#define bfd_mach_i386_i386 0
#define bfd_mach_i386_i8086 1
+#define bfd_mach_i386_i386_intel_syntax 2
bfd_arch_we32k, /* AT&T WE32xxx */
bfd_arch_tahoe, /* CCI/Harris Tahoe */
bfd_arch_i860, /* Intel 860 */
bfd_arch_rs6000, /* IBM RS/6000 */
bfd_arch_hppa, /* HP PA RISC */
bfd_arch_d10v, /* Mitsubishi D10V */
- /* start-sanitize-d30v */
bfd_arch_d30v, /* Mitsubishi D30V */
- /* end-sanitize-d30v */
bfd_arch_z8k, /* Zilog Z8000 */
#define bfd_mach_z8001 1
#define bfd_mach_z8002 2
#define bfd_mach_sh 0
#define bfd_mach_sh3 0x30
#define bfd_mach_sh3e 0x3e
- /* start-sanitize-sh4 */
-#define bfd_mach_sh4 0x40
- /* end-sanitize-sh4 */
bfd_arch_alpha, /* Dec Alpha */
+#define bfd_mach_alpha_ev4 0x10
+#define bfd_mach_alpha_ev5 0x20
+#define bfd_mach_alpha_ev6 0x30
bfd_arch_arm, /* Advanced Risc Machines ARM */
#define bfd_mach_arm_2 1
-#define bfd_mach_arm_2a 2
+#define bfd_mach_arm_2a 2
#define bfd_mach_arm_3 3
#define bfd_mach_arm_3M 4
-#define bfd_mach_arm_4 5
+#define bfd_mach_arm_4 5
#define bfd_mach_arm_4T 6
+#define bfd_mach_arm_5 7
+#define bfd_mach_arm_5T 8
bfd_arch_ns32k, /* National Semiconductors ns32000 */
bfd_arch_w65, /* WDC 65816 */
bfd_arch_tic30, /* Texas Instruments TMS320C30 */
- /* start-sanitize-tic80 */
bfd_arch_tic80, /* TI TMS320c80 (MVP) */
- /* end-sanitize-tic80 */
bfd_arch_v850, /* NEC V850 */
#define bfd_mach_v850 0
- /* start-sanitize-v850e */
#define bfd_mach_v850e 'E'
#define bfd_mach_v850ea 'A'
- /* end-sanitize-v850e */
bfd_arch_arc, /* Argonaut RISC Core */
#define bfd_mach_arc_base 0
bfd_arch_m32r, /* Mitsubishi M32R/D */
#define bfd_mach_m32r 0 /* backwards compatibility */
- /* start-sanitize-m32rx */
-#define bfd_mach_m32rx 'x'
- /* end-sanitize-m32rx */
bfd_arch_mn10200, /* Matsushita MN10200 */
bfd_arch_mn10300, /* Matsushita MN10300 */
+#define bfd_mach_mn10300 300
+ bfd_arch_fr30,
+#define bfd_mach_fr30 0x46523330
+ bfd_arch_mcore,
bfd_arch_last
};
{(unsigned)C,R,S,B, P, BI, O,SF,NAME,INPLACE,MASKSRC,MASKDST,PC}
#define NEWHOWTO( FUNCTION, NAME,SIZE,REL,IN) HOWTO(0,0,SIZE,0,REL,0,complain_overflow_dont,FUNCTION, NAME,false,0,0,IN)
+#define EMPTY_HOWTO(C) \
+ HOWTO((C),0,0,0,false,0,complain_overflow_dont,NULL,NULL,false,0,0,false)
+
#define HOWTO_PREPARE(relocation, symbol) \
{ \
if (symbol != (asymbol *)NULL) { \
} \
} \
}
-int
+unsigned int
bfd_get_reloc_size PARAMS ((reloc_howto_type *));
typedef struct relent_chain {
PARAMS ((enum complain_overflow how,
unsigned int bitsize,
unsigned int rightshift,
+ unsigned int addrsize,
bfd_vma relocation));
bfd_reloc_status_type
BFD_RELOC_SPARC_L44,
BFD_RELOC_SPARC_REGISTER,
+/* SPARC little endian relocation */
+ BFD_RELOC_SPARC_REV32,
+
/* Alpha ECOFF and ELF relocations. Some of these treat the symbol or
"addend" in some special way.
For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
BFD_RELOC_MIPS_GOT_LO16,
BFD_RELOC_MIPS_CALL_HI16,
BFD_RELOC_MIPS_CALL_LO16,
-/* start-sanitize-sky */
-
-/* MIPS DVP Relocations.
-This is an 11-bit pc relative reloc. The recorded address is for the
-lower instruction word, and the value is in 128 bit units. */
- BFD_RELOC_MIPS_DVP_11_PCREL,
-
-/* This is a 27 bit address left shifted by 4. */
- BFD_RELOC_MIPS_DVP_27_S4,
-/* end-sanitize-sky */
+ BFD_RELOC_MIPS_SUB,
+ BFD_RELOC_MIPS_GOT_PAGE,
+ BFD_RELOC_MIPS_GOT_OFST,
+ BFD_RELOC_MIPS_GOT_DISP,
/* i386/elf relocations */
/* 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_ADRL_IMMEDIATE,
BFD_RELOC_ARM_OFFSET_IMM,
BFD_RELOC_ARM_SHIFT_IMM,
BFD_RELOC_ARM_SWI,
BFD_RELOC_ARM_THUMB_IMM,
BFD_RELOC_ARM_THUMB_SHIFT,
BFD_RELOC_ARM_THUMB_OFFSET,
+ BFD_RELOC_ARM_GOT12,
+ BFD_RELOC_ARM_GOT32,
+ BFD_RELOC_ARM_JUMP_SLOT,
+ BFD_RELOC_ARM_COPY,
+ BFD_RELOC_ARM_GLOB_DAT,
+ BFD_RELOC_ARM_PLT32,
+ BFD_RELOC_ARM_RELATIVE,
+ BFD_RELOC_ARM_GOTOFF,
+ BFD_RELOC_ARM_GOTPC,
/* Hitachi SH relocs. Not all of these appear in object files. */
BFD_RELOC_SH_PCDISP8BY2,
assumed to be 0. */
BFD_RELOC_D10V_18_PCREL,
-/* start-sanitize-d30v */
-
/* Mitsubishi D30V relocs.
This is a 6-bit absolute reloc. */
BFD_RELOC_D30V_6,
/* This is a 32-bit pc-relative reloc. */
BFD_RELOC_D30V_32_PCREL,
-/* end-sanitize-d30v */
-
/* Mitsubishi M32R relocs.
This is a 24 bit absolute address. */
/* This is a 16 bit offset from the tiny data area pointer. */
BFD_RELOC_V850_TDA_16_16_OFFSET,
-/* start-sanitize-v850e */
/* This is a 5 bit offset (of which only 4 bits are used) from the tiny
data area pointer. */
/* This is a 16 bit offset from the call table base pointer. */
BFD_RELOC_V850_CALLT_16_16_OFFSET,
-/* end-sanitize-v850e */
/* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
significant 8 bits of a 24 bit word are placed into the least
significant 8 bits of the opcode. */
BFD_RELOC_TIC30_LDP,
+
+/* This is a 48 bit reloc for the FR30 that stores 32 bits. */
+ BFD_RELOC_FR30_48,
+
+/* This is a 32 bit reloc for the FR30 that stores 20 bits split up into
+two sections. */
+ BFD_RELOC_FR30_20,
+
+/* This is a 16 bit reloc for the FR30 that stores a 6 bit word offset in
+4 bits. */
+ BFD_RELOC_FR30_6_IN_4,
+
+/* This is a 16 bit reloc for the FR30 that stores an 8 bit byte offset
+into 8 bits. */
+ BFD_RELOC_FR30_8_IN_8,
+
+/* This is a 16 bit reloc for the FR30 that stores a 9 bit short offset
+into 8 bits. */
+ BFD_RELOC_FR30_9_IN_8,
+
+/* This is a 16 bit reloc for the FR30 that stores a 10 bit word offset
+into 8 bits. */
+ BFD_RELOC_FR30_10_IN_8,
+
+/* This is a 16 bit reloc for the FR30 that stores a 9 bit pc relative
+short offset into 8 bits. */
+ BFD_RELOC_FR30_9_PCREL,
+
+/* This is a 16 bit reloc for the FR30 that stores a 12 bit pc relative
+short offset into 11 bits. */
+ BFD_RELOC_FR30_12_PCREL,
+
+/* Motorola Mcore relocations. */
+ BFD_RELOC_MCORE_PCREL_IMM8BY4,
+ BFD_RELOC_MCORE_PCREL_IMM11BY2,
+ BFD_RELOC_MCORE_PCREL_IMM4BY2,
+ BFD_RELOC_MCORE_PCREL_32,
+ BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
+ BFD_RELOC_MCORE_RVA,
+
+/* These two relocations are used by the linker to determine which of
+the entries in a C++ virtual function table are actually used. When
+the --gc-sections option is given, the linker will zero out the entries
+that are not used, so that the code for those functions need not be
+included in the output.
+
+VTABLE_INHERIT is a zero-space relocation used to describe to the
+linker the inheritence tree of a C++ virtual function table. The
+relocation's symbol should be the parent class' vtable, and the
+relocation should be located at the child vtable.
+
+VTABLE_ENTRY is a zero-space relocation that describes the use of a
+virtual function table entry. The reloc's symbol should refer to the
+table of the class mentioned in the code. Off of that base, an offset
+describes the entry that is being used. For Rela hosts, this offset
+is stored in the reloc's addend. For Rel hosts, we are forced to put
+this offset in the reloc's section offset. */
+ BFD_RELOC_VTABLE_INHERIT,
+ BFD_RELOC_VTABLE_ENTRY,
BFD_RELOC_UNUSED };
typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
reloc_howto_type *
struct nlm_obj_tdata *nlm_obj_data;
struct bout_data_struct *bout_data;
struct sun_core_struct *sun_core_data;
+ struct sco5_core_struct *sco5_core_data;
struct trad_core_struct *trad_core_data;
struct som_data_struct *som_data;
struct hpux_core_struct *hpux_core_data;
#define bfd_relax_section(abfd, section, link_info, again) \
BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again))
+#define bfd_gc_sections(abfd, link_info) \
+ BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info))
+
#define bfd_link_hash_table_create(abfd) \
BFD_SEND (abfd, _bfd_link_hash_table_create, (abfd))
bfd_target_os9k_flavour,
bfd_target_versados_flavour,
bfd_target_msdos_flavour,
+ bfd_target_ovax_flavour,
bfd_target_evax_flavour
};
CAT(NAME,_bfd_link_hash_table_create),\
CAT(NAME,_bfd_link_add_symbols),\
CAT(NAME,_bfd_final_link),\
-CAT(NAME,_bfd_link_split_section)
+CAT(NAME,_bfd_link_split_section),\
+CAT(NAME,_bfd_gc_sections)
int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean));
bfd_byte * (*_bfd_get_relocated_section_contents) PARAMS ((bfd *,
struct bfd_link_info *, struct bfd_link_order *,
/* Should this section be split up into smaller pieces during linking. */
boolean (*_bfd_link_split_section) PARAMS ((bfd *, struct sec *));
- /* Routines to handle dynamic symbols and relocs. */
+ /* Remove sections that are not referenced from the output. */
+ boolean (*_bfd_gc_sections) PARAMS ((bfd *, struct bfd_link_info *));
+
+ /* Routines to handle dynamic symbols and relocs. */
#define BFD_JUMP_TABLE_DYNAMIC(NAME)\
CAT(NAME,_get_dynamic_symtab_upper_bound),\
CAT(NAME,_canonicalize_dynamic_symtab),\
long (*_bfd_canonicalize_dynamic_reloc)
PARAMS ((bfd *, arelent **, struct symbol_cache_entry **));
+ /* Opposite endian version of this target. */
+ const struct bfd_target * alternative_target;
+
PTR backend_data;
+
} bfd_target;
boolean
bfd_set_default_target PARAMS ((const char *name));
const char **
bfd_target_list PARAMS ((void));
+const bfd_target *
+bfd_search_for_target PARAMS ((int (* search_func)(const bfd_target *, void *), void *));
+
boolean
bfd_check_format PARAMS ((bfd *abfd, bfd_format format));
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