/* 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 Free Software Foundation, Inc.
+ 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
Contributed by Cygnus Support.
#define FALSE 0
#define TRUE 1
-#if 0
-/* Poison. */
-#undef false
-#undef true
-#define false dont_use_false_in_bfd
-#define true dont_use_true_in_bfd
-#endif
-
#ifdef BFD64
#ifndef BFD_HOST_64_BIT
/* The sections in this BFD specify a memory page. */
#define HAS_LOAD_PAGE 0x1000
+
+/* This BFD has been created by the linker and doesn't correspond
+ to any input file. */
+#define BFD_LINKER_CREATED 0x2000
\f
/* Symbols and relocation. */
the remote memory. */
extern bfd *bfd_elf_bfd_from_remote_memory
(bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
- int (*target_read_memory) (bfd_vma vma, char *myaddr, int len));
+ int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr, int len));
/* Return the arch_size field of an elf bfd, or -1 if not elf. */
extern int bfd_get_arch_size
extern struct bfd_section *_bfd_elf_tls_setup
(bfd *, struct bfd_link_info *);
+extern void _bfd_elf_provide_symbol
+ (struct bfd_link_info *, const char *, bfd_vma);
+
extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
(bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
(bfd *, struct bfd_link_info *, int);
void bfd_elf32_arm_set_target_relocs
- (struct bfd_link_info *, int, char *);
+ (struct bfd_link_info *, int, char *, int);
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 *);
+/* ELF ARM mapping symbol support */
+extern bfd_boolean bfd_is_arm_mapping_symbol_name
+ (const char * name);
+
/* ARM Note section processing. */
extern bfd_boolean bfd_arm_merge_machines
(bfd *, bfd *);
some relocation information too. */
#define SEC_RELOC 0x004
- /* ELF reserves 4 processor specific bits and 8 operating system
- specific bits in sh_flags; at present we can get away with just
- one in communicating between the assembler and BFD, but this
- isn't a good long-term solution. */
-#define SEC_ARCH_BIT_0 0x008
-
/* A signal to the OS that the section contains read only data. */
-#define SEC_READONLY 0x010
+#define SEC_READONLY 0x008
/* The section contains code only. */
-#define SEC_CODE 0x020
+#define SEC_CODE 0x010
/* The section contains data only. */
-#define SEC_DATA 0x040
+#define SEC_DATA 0x020
/* The section will reside in ROM. */
-#define SEC_ROM 0x080
+#define SEC_ROM 0x040
/* The section contains constructor information. This section
type is used by the linker to create lists of constructors and
sections called <<__CTOR_LIST__>> and relocate the data
contained within - exactly the operations it would peform on
standard data. */
-#define SEC_CONSTRUCTOR 0x100
+#define SEC_CONSTRUCTOR 0x080
/* The section has contents - a data section could be
<<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>; a debug section could be
<<SEC_HAS_CONTENTS>> */
-#define SEC_HAS_CONTENTS 0x200
+#define SEC_HAS_CONTENTS 0x100
/* An instruction to the linker to not output the section
even if it has information which would normally be written. */
-#define SEC_NEVER_LOAD 0x400
-
- /* The section is a COFF shared library section. This flag is
- only for the linker. If this type of section appears in
- the input file, the linker must copy it to the output file
- without changing the vma or size. FIXME: Although this
- was originally intended to be general, it really is COFF
- specific (and the flag was renamed to indicate this). It
- might be cleaner to have some more general mechanism to
- allow the back end to control what the linker does with
- sections. */
-#define SEC_COFF_SHARED_LIBRARY 0x800
+#define SEC_NEVER_LOAD 0x200
/* The section contains thread local data. */
-#define SEC_THREAD_LOCAL 0x1000
+#define SEC_THREAD_LOCAL 0x400
/* The section has GOT references. This flag is only for the
linker, and is currently only used by the elf32-hppa back end.
in this section, which indicate to the linker that the section
contains PIC code, and must be handled specially when doing a
static link. */
-#define SEC_HAS_GOT_REF 0x4000
+#define SEC_HAS_GOT_REF 0x800
/* The section contains common symbols (symbols may be defined
multiple times, the value of a symbol is the amount of
space it requires, and the largest symbol value is the one
used). Most targets have exactly one of these (which we
translate to bfd_com_section_ptr), but ECOFF has two. */
-#define SEC_IS_COMMON 0x8000
+#define SEC_IS_COMMON 0x1000
/* The section contains only debugging information. For
example, this is set for ELF .debug and .stab sections.
strip tests this flag to see if a section can be
discarded. */
-#define SEC_DEBUGGING 0x10000
+#define SEC_DEBUGGING 0x2000
/* The contents of this section are held in memory pointed to
by the contents field. This is checked by bfd_get_section_contents,
and the data is retrieved from memory if appropriate. */
-#define SEC_IN_MEMORY 0x20000
+#define SEC_IN_MEMORY 0x4000
/* The contents of this section are to be excluded by the
linker for executable and shared objects unless those
objects are to be further relocated. */
-#define SEC_EXCLUDE 0x40000
+#define SEC_EXCLUDE 0x8000
/* The contents of this section are to be sorted based on the sum of
the symbol and addend values specified by the associated relocation
entries. Entries without associated relocation entries will be
appended to the end of the section in an unspecified order. */
-#define SEC_SORT_ENTRIES 0x80000
+#define SEC_SORT_ENTRIES 0x10000
/* When linking, duplicate sections of the same name should be
discarded, rather than being combined into a single section as
is usually done. This is similar to how common symbols are
handled. See SEC_LINK_DUPLICATES below. */
-#define SEC_LINK_ONCE 0x100000
+#define SEC_LINK_ONCE 0x20000
/* If SEC_LINK_ONCE is set, this bitfield describes how the linker
should handle duplicate sections. */
-#define SEC_LINK_DUPLICATES 0x600000
+#define SEC_LINK_DUPLICATES 0x40000
/* This value for SEC_LINK_DUPLICATES means that duplicate
sections with the same name should simply be discarded. */
/* This value for SEC_LINK_DUPLICATES means that the linker
should warn if there are any duplicate sections, although
it should still only link one copy. */
-#define SEC_LINK_DUPLICATES_ONE_ONLY 0x200000
+#define SEC_LINK_DUPLICATES_ONE_ONLY 0x80000
/* This value for SEC_LINK_DUPLICATES means that the linker
should warn if any duplicate sections are a different size. */
-#define SEC_LINK_DUPLICATES_SAME_SIZE 0x400000
+#define SEC_LINK_DUPLICATES_SAME_SIZE 0x100000
/* This value for SEC_LINK_DUPLICATES means that the linker
should warn if any duplicate sections contain different
contents. */
-#define SEC_LINK_DUPLICATES_SAME_CONTENTS 0x600000
+#define SEC_LINK_DUPLICATES_SAME_CONTENTS \
+ (SEC_LINK_DUPLICATES_ONE_ONLY | SEC_LINK_DUPLICATES_SAME_SIZE)
/* This section was created by the linker as part of dynamic
relocation or other arcane processing. It is skipped when
going through the first-pass output, trusting that someone
else up the line will take care of it later. */
-#define SEC_LINKER_CREATED 0x800000
+#define SEC_LINKER_CREATED 0x200000
/* This section should not be subject to garbage collection. */
-#define SEC_KEEP 0x1000000
+#define SEC_KEEP 0x400000
/* 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
-
- /* When a section with this flag is being linked, then if the size of
- the input section is less than a page, it should not cross a page
- boundary. If the size of the input section is one page or more, it
- should be aligned on a page boundary. */
-#define SEC_BLOCK 0x8000000
-
- /* Conditionally link this section; do not link if there are no
- references found to any symbol in the section. */
-#define SEC_CLINK 0x10000000
+#define SEC_SMALL_DATA 0x800000
/* Attempt to merge identical entities in the section.
Entity size is given in the entsize field. */
-#define SEC_MERGE 0x20000000
+#define SEC_MERGE 0x1000000
/* If given with SEC_MERGE, entities to merge are zero terminated
strings where entsize specifies character size instead of fixed
size entries. */
-#define SEC_STRINGS 0x40000000
+#define SEC_STRINGS 0x2000000
/* This section contains data about section groups. */
-#define SEC_GROUP 0x80000000
+#define SEC_GROUP 0x4000000
+
+ /* The section is a COFF shared library section. This flag is
+ only for the linker. If this type of section appears in
+ the input file, the linker must copy it to the output file
+ without changing the vma or size. FIXME: Although this
+ was originally intended to be general, it really is COFF
+ specific (and the flag was renamed to indicate this). It
+ might be cleaner to have some more general mechanism to
+ allow the back end to control what the linker does with
+ sections. */
+#define SEC_COFF_SHARED_LIBRARY 0x10000000
+
+ /* This section contains data which may be shared with other
+ executables or shared objects. This is for COFF only. */
+#define SEC_COFF_SHARED 0x20000000
+
+ /* When a section with this flag is being linked, then if the size of
+ the input section is less than a page, it should not cross a page
+ boundary. If the size of the input section is one page or more,
+ it should be aligned on a page boundary. This is for TI
+ TMS320C54X only. */
+#define SEC_TIC54X_BLOCK 0x40000000
+
+ /* Conditionally link this section; do not link if there are no
+ references found to any symbol in the section. This is for TI
+ TMS320C54X only. */
+#define SEC_TIC54X_CLINK 0x80000000
/* End of section flags. */
/* Nonzero if this section uses RELA relocations, rather than REL. */
unsigned int use_rela_p:1;
- /* Bits used by various backends. */
+ /* 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;
*_ps = _s->next; \
if (_s->next == NULL) \
(ABFD)->section_tail = _ps; \
+ else \
+ _s->next = NULL; \
} \
while (0)
#define bfd_section_list_insert(ABFD, PS, S) \
(ABFD)->section_tail = &_s->next; \
} \
while (0)
+#define bfd_section_removed_from_list(ABFD, S) \
+ ((S)->next == NULL && &(S)->next != (ABFD)->section_tail)
void bfd_section_list_clear (bfd *);
#define bfd_mach_mips6000 6000
#define bfd_mach_mips7000 7000
#define bfd_mach_mips8000 8000
+#define bfd_mach_mips9000 9000
#define bfd_mach_mips10000 10000
#define bfd_mach_mips12000 12000
#define bfd_mach_mips16 16
#define bfd_mach_sh_dsp 0x2d
#define bfd_mach_sh2a 0x2a
#define bfd_mach_sh2a_nofpu 0x2b
-#define bfd_mach_sh2a_fake1 0x2a1
-#define bfd_mach_sh2a_fake2 0x2a2
-#define bfd_mach_sh2a_fake3 0x2a3
-#define bfd_mach_sh2a_fake4 0x2a4
+#define bfd_mach_sh2a_nofpu_or_sh4_nommu_nofpu 0x2a1
+#define bfd_mach_sh2a_nofpu_or_sh3_nommu 0x2a2
+#define bfd_mach_sh2a_or_sh4 0x2a3
+#define bfd_mach_sh2a_or_sh3e 0x2a4
#define bfd_mach_sh2e 0x2e
#define bfd_mach_sh3 0x30
#define bfd_mach_sh3_nommu 0x31
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_last
};
/* Low 16 bits. */
BFD_RELOC_LO16,
+/* MIPS16 high 16 bits of 32-bit value. */
+ BFD_RELOC_MIPS16_HI16,
+
+/* MIPS16 high 16 bits of 32-bit value but the low 16 bits will be sign
+extended and added to form the final result. If the low 16
+bits form a negative number, we need to add one to the high value
+to compensate for the borrow when the low bits are added. */
+ BFD_RELOC_MIPS16_HI16_S,
+
+/* MIPS16 low 16 bits. */
+ BFD_RELOC_MIPS16_LO16,
+
/* Relocation against a MIPS literal section. */
BFD_RELOC_MIPS_LITERAL,
BFD_RELOC_MIPS_REL16,
BFD_RELOC_MIPS_RELGOT,
BFD_RELOC_MIPS_JALR,
+ BFD_RELOC_MIPS_TLS_DTPMOD32,
+ BFD_RELOC_MIPS_TLS_DTPREL32,
+ BFD_RELOC_MIPS_TLS_DTPMOD64,
+ BFD_RELOC_MIPS_TLS_DTPREL64,
+ BFD_RELOC_MIPS_TLS_GD,
+ BFD_RELOC_MIPS_TLS_LDM,
+ BFD_RELOC_MIPS_TLS_DTPREL_HI16,
+ BFD_RELOC_MIPS_TLS_DTPREL_LO16,
+ BFD_RELOC_MIPS_TLS_GOTTPREL,
+ BFD_RELOC_MIPS_TLS_TPREL32,
+ BFD_RELOC_MIPS_TLS_TPREL64,
+ BFD_RELOC_MIPS_TLS_TPREL_HI16,
+ BFD_RELOC_MIPS_TLS_TPREL_LO16,
/* Fujitsu Frv Relocations. */
BFD_RELOC_FRV_GOTOFF12,
BFD_RELOC_FRV_GOTOFFHI,
BFD_RELOC_FRV_GOTOFFLO,
+ BFD_RELOC_FRV_GETTLSOFF,
+ BFD_RELOC_FRV_TLSDESC_VALUE,
+ BFD_RELOC_FRV_GOTTLSDESC12,
+ BFD_RELOC_FRV_GOTTLSDESCHI,
+ BFD_RELOC_FRV_GOTTLSDESCLO,
+ BFD_RELOC_FRV_TLSMOFF12,
+ BFD_RELOC_FRV_TLSMOFFHI,
+ BFD_RELOC_FRV_TLSMOFFLO,
+ BFD_RELOC_FRV_GOTTLSOFF12,
+ BFD_RELOC_FRV_GOTTLSOFFHI,
+ BFD_RELOC_FRV_GOTTLSOFFLO,
+ BFD_RELOC_FRV_TLSOFF,
+ BFD_RELOC_FRV_TLSDESC_RELAX,
+ BFD_RELOC_FRV_GETTLSOFF_RELAX,
+ BFD_RELOC_FRV_TLSOFF_RELAX,
+ BFD_RELOC_FRV_TLSMOFF,
/* This is a 24bit GOT-relative reloc for the mn10300. */
BFD_RELOC_ARM_RELATIVE,
BFD_RELOC_ARM_GOTOFF,
BFD_RELOC_ARM_GOTPC,
+ BFD_RELOC_ARM_TLS_GD32,
+ BFD_RELOC_ARM_TLS_LDO32,
+ BFD_RELOC_ARM_TLS_LDM32,
+ BFD_RELOC_ARM_TLS_DTPOFF32,
+ BFD_RELOC_ARM_TLS_DTPMOD32,
+ BFD_RELOC_ARM_TLS_TPOFF32,
+ BFD_RELOC_ARM_TLS_IE32,
+ BFD_RELOC_ARM_TLS_LE32,
/* Pc-relative or absolute relocation depending on target. Used for
entries in .init_array sections. */
/* Used to maintain alignment whilst relaxing. */
BFD_RELOC_V850_ALIGN,
+/* This is a variation of BFD_RELOC_LO16 that can be used in v850e ld.bu
+instructions. */
+ BFD_RELOC_V850_LO16_SPLIT_OFFSET,
+
/* This is a 32bit pcrel reloc for the mn10300, offset by two bytes in the
instruction. */
BFD_RELOC_MN10300_32_PCREL,
into 22 bits. */
BFD_RELOC_AVR_CALL,
+/* This is a 16 bit reloc for the AVR that stores all needed bits
+for absolute addressing with ldi with overflow check to linktime */
+ BFD_RELOC_AVR_LDI,
+
+/* This is a 6 bit reloc for the AVR that stores offset for ldd/std
+instructions */
+ BFD_RELOC_AVR_6,
+
+/* This is a 6 bit reloc for the AVR that stores offset for adiw/sbiw
+instructions */
+ BFD_RELOC_AVR_6_ADIW,
+
/* Direct 12 bit. */
BFD_RELOC_390_12,
#define bfd_link_add_symbols(abfd, info) \
BFD_SEND (abfd, _bfd_link_add_symbols, (abfd, info))
-#define bfd_link_just_syms(sec, info) \
+#define bfd_link_just_syms(abfd, sec, info) \
BFD_SEND (abfd, _bfd_link_just_syms, (sec, info))
#define bfd_final_link(abfd, info) \
unsigned short ar_max_namelen;
/* Entries for byte swapping for data. These are different from the
- other entry points, since they don't take a BFD asthe first argument.
+ other entry points, since they don't take a BFD as the first argument.
Certain other handlers could do the same. */
bfd_uint64_t (*bfd_getx64) (const void *);
bfd_int64_t (*bfd_getx_signed_64) (const void *);
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