/* typedef off_t file_ptr; */
typedef long int file_ptr;
-/* Support for different sizes of target format ints and addresses. If the
- host implements 64-bit values, it defines BFD_HOST_64_BIT to be the appropriate
- type. Otherwise, this code will fall back on gcc's "long long" type if gcc
- is being used. BFD_HOST_64_BIT must be defined in such a way as to be a valid
- type name by itself or with "unsigned" prefixed. It should be a signed
- type by itself.
+/* Support for different sizes of target format ints and addresses.
+ If the host implements 64-bit values, it defines BFD_HOST_64_BIT to
+ be the appropriate type. Otherwise, this code will fall back on
+ gcc's "long long" type if gcc is being used. BFD_HOST_64_BIT must
+ be defined in such a way as to be a valid type name by itself or
+ with "unsigned" prefixed. It should be a signed type by itself.
- If neither is the case, then compilation will fail if 64-bit targets are
- requested. If you don't request any 64-bit targets, you should be safe. */
+ If neither is the case, then compilation will fail if 64-bit
+ targets are requested. If you don't request any 64-bit targets,
+ you should be safe. */
#ifdef BFD64
#define D_PAGED 0x100
/* BFD is relaxable (this means that bfd_relax_section may be able to
- do something). */
+ do something) (sometimes bfd_relax_section can do something even if
+ this is not set). */
#define BFD_IS_RELAXABLE 0x200
/* This may be set before writing out a BFD to request using a
\f
/* object and core file sections */
-
#define align_power(addr, align) \
( ((addr) + ((1<<(align))-1)) & (-1 << (align)))
\f
/* User program access to BFD facilities */
+/* Direct I/O routines, for programs which know more about the object
+ file than BFD does. Use higher level routines if possible. */
+
+extern bfd_size_type bfd_read
+ PARAMS ((PTR, bfd_size_type size, bfd_size_type nitems, bfd *abfd));
+extern bfd_size_type bfd_write
+ PARAMS ((const PTR, bfd_size_type size, bfd_size_type nitems, bfd *abfd));
+extern int bfd_seek PARAMS ((bfd *abfd, file_ptr fp, int direction));
+extern long bfd_tell PARAMS ((bfd *abfd));
+extern int bfd_flush PARAMS ((bfd *abfd));
+extern int bfd_stat PARAMS ((bfd *abfd, struct stat *));
+
/* Cast from const char * to char * so that caller can assign to
a char * without a warning. */
#define bfd_get_filename(abfd) ((char *) (abfd)->filename)
PARAMS ((PTR handle, bfd *abfd, struct ecoff_debug_info *debug,
const struct ecoff_debug_swap *swap,
struct bfd_link_info *info, file_ptr where));
+extern boolean bfd_mips_ecoff_create_embedded_relocs
+ PARAMS ((bfd *, struct bfd_link_info *, struct sec *, struct sec *,
+ char **));
/* Externally visible ELF routines. */
extern boolean bfd_elf64_record_link_assignment
PARAMS ((bfd *, struct bfd_link_info *, const char *));
extern boolean bfd_elf32_size_dynamic_sections
- PARAMS ((bfd *, struct bfd_link_info *, struct sec **));
+ PARAMS ((bfd *, const char *, const char *, boolean,
+ struct bfd_link_info *, struct sec **));
extern boolean bfd_elf64_size_dynamic_sections
- PARAMS ((bfd *, struct bfd_link_info *, struct sec **));
+ PARAMS ((bfd *, const char *, const char *, boolean,
+ struct bfd_link_info *, struct sec **));
extern void bfd_elf_set_dt_needed_name PARAMS ((bfd *, const char *));
/* SunOS shared library support routines for the linker. */
#define bfd_mach_i960_mc 4
#define bfd_mach_i960_xa 5
#define bfd_mach_i960_ca 6
+ /* start-sanitize-i960xl */
+#define bfd_mach_i960_xl 7
+ /* end-sanitize-i960xl */
bfd_arch_a29k, /* AMD 29000 */
bfd_arch_sparc, /* SPARC */
bfd_arch_h8500, /* Hitachi H8/500 */
bfd_arch_sh, /* Hitachi SH */
bfd_arch_alpha, /* Dec Alpha */
+ bfd_arch_arm, /* Advanced Risc Machines ARM */
bfd_arch_ns32k, /* National Semiconductors ns32000 */
+ /* start-sanitize-rce */
+ bfd_arch_rce, /* Motorola RCE */
+ /* end-sanitize-rce */
+ /* start-sanitize-arc */
+ bfd_arch_arc, /* Argonaut RISC Core */
+ /* end-sanitize-arc */
bfd_arch_last
};
};
typedef unsigned char bfd_byte;
+typedef const struct reloc_howto_struct reloc_howto_type;
struct reloc_howto_struct
{
bfd *output_bfd,
char **error_message));
-
- /* If this field is non null, then the supplied function is
- called rather than the normal function. This is similar
- to special_function (previous), but takes different arguments,
- and is used for the new linking code. */
- bfd_reloc_status_type (*special_function1)
- PARAMS((const reloc_howto_type *howto,
- bfd *input_bfd,
- bfd_vma relocation,
- bfd_byte *location));
-
/* The textual name of the relocation type. */
char *name;
boolean pcrel_offset;
};
-typedef struct reloc_howto_struct reloc_howto_type;
#define HOWTO(C, R,S,B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \
- {(unsigned)C,R,S,B, P, BI, O,SF, 0,NAME,INPLACE,MASKSRC,MASKDST,PC}
-#define HOWTO2(C, R,S,B, P, BI, O, SF, SF1,NAME, INPLACE, MASKSRC, MASKDST, PC) \
- {(unsigned)C,R,S,B, P, BI, O,SF, SF1,NAME,INPLACE,MASKSRC,MASKDST,PC}
+ {(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 HOWTO_PREPARE(relocation, symbol) \
} \
}
int
-bfd_get_reloc_size PARAMS ((const reloc_howto_type *));
+bfd_get_reloc_size PARAMS ((reloc_howto_type *));
typedef struct relent_chain {
arelent relent;
bfd *output_bfd,
char **error_message));
-typedef enum bfd_reloc_code_real
-{
- /* Basic absolute relocations */
+bfd_reloc_status_type
+
+bfd_install_relocation
+ PARAMS ((bfd *abfd,
+ arelent *reloc_entry,
+ PTR data, bfd_vma data_start,
+ asection *input_section,
+ char **error_message));
+
+enum bfd_reloc_code_real {
+ _dummy_first_bfd_reloc_code_real,
+
+
+/* Basic absolute relocations of N bits. */
BFD_RELOC_64,
BFD_RELOC_32,
BFD_RELOC_26,
BFD_RELOC_14,
BFD_RELOC_8,
- /* PC-relative relocations */
+/* PC-relative relocations. Sometimes these are relative to the address
+of the relocation itself; sometimes they are relative to the start of
+the section containing the relocation. It depends on the specific target.
+
+The 24-bit relocation is used in some Intel 960 configurations. */
BFD_RELOC_64_PCREL,
BFD_RELOC_32_PCREL,
- BFD_RELOC_24_PCREL, /* used by i960 */
+ BFD_RELOC_24_PCREL,
BFD_RELOC_16_PCREL,
+ BFD_RELOC_12_PCREL,
BFD_RELOC_8_PCREL,
- /* Linkage-table relative */
+/* Linkage-table relative. */
BFD_RELOC_32_BASEREL,
BFD_RELOC_16_BASEREL,
BFD_RELOC_8_BASEREL,
- /* The type of reloc used to build a contructor table - at the moment
- probably a 32 bit wide abs address, but the cpu can choose. */
- BFD_RELOC_CTOR,
-
- /* 8 bits wide, but used to form an address like 0xffnn */
+/* Absolute 8-bit relocation, but used to form an address like 0xFFnn. */
BFD_RELOC_8_FFnn,
- /* 32-bit pc-relative, shifted right 2 bits (i.e., 30-bit
- word displacement, e.g. for SPARC) */
+/* These PC-relative relocations are stored as word displacements --
+i.e., byte displacements shifted right two bits. The 30-bit word
+displacement (<<32_PCREL_S2>> -- 32 bits, shifted 2) is used on the
+SPARC. (SPARC tools generally refer to this as <<WDISP30>>.) The
+signed 16-bit displacement is used on the MIPS, and the 23-bit
+displacement is used on the Alpha. */
BFD_RELOC_32_PCREL_S2,
- /* signed 16-bit pc-relative, shifted right 2 bits (e.g. for MIPS) */
BFD_RELOC_16_PCREL_S2,
- /* this is used on the Alpha */
BFD_RELOC_23_PCREL_S2,
- /* High 22 bits of 32-bit value, placed into lower 22 bits of
- target word; simple reloc. */
+/* High 22 bits and low 10 bits of 32-bit value, placed into lower bits of
+the target word. These are used on the SPARC. */
BFD_RELOC_HI22,
- /* Low 10 bits. */
BFD_RELOC_LO10,
- /* For systems that allocate a Global Pointer register, these are
- displacements off that register. These relocation types are
- handled specially, because the value the register will have is
- decided relatively late. */
+/* For systems that allocate a Global Pointer register, these are
+displacements off that register. These relocation types are
+handled specially, because the value the register will have is
+decided relatively late. */
BFD_RELOC_GPREL16,
BFD_RELOC_GPREL32,
- /* Reloc types used for i960/b.out. */
+/* Reloc types used for i960/b.out. */
BFD_RELOC_I960_CALLJ,
- /* now for the sparc/elf codes */
- BFD_RELOC_NONE, /* actually used */
+/* SPARC ELF relocations. There is probably some overlap with other
+relocation types already defined. */
+ BFD_RELOC_NONE,
BFD_RELOC_SPARC_WDISP22,
BFD_RELOC_SPARC22,
BFD_RELOC_SPARC13,
BFD_RELOC_SPARC_RELATIVE,
BFD_RELOC_SPARC_UA32,
- /* these are a.out specific? */
+/* I think these are specific to SPARC a.out (e.g., Sun 4). */
BFD_RELOC_SPARC_BASE13,
BFD_RELOC_SPARC_BASE22,
- /* some relocations we're using for sparc v9
- -- subject to change */
+/* Some relocations we're using for SPARC V9 -- subject to change. */
+#define BFD_RELOC_SPARC_64 BFD_RELOC_64
BFD_RELOC_SPARC_10,
BFD_RELOC_SPARC_11,
-#define BFD_RELOC_SPARC_64 BFD_RELOC_64
BFD_RELOC_SPARC_OLO10,
BFD_RELOC_SPARC_HH22,
BFD_RELOC_SPARC_HM10,
BFD_RELOC_SPARC_GLOB_JMP,
BFD_RELOC_SPARC_LO7,
- /* Alpha ECOFF relocations. Some of these treat the symbol or "addend"
- in some special way. */
- /* For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
- writing; when reading, it will be the absolute section symbol. The
- addend is the displacement in bytes of the "lda" instruction from
- the "ldah" instruction (which is at the address of this reloc). */
+/* Alpha ECOFF relocations. Some of these treat the symbol or "addend"
+in some special way.
+For GPDISP_HI16 ("gpdisp") relocations, the symbol is ignored when
+writing; when reading, it will be the absolute section symbol. The
+addend is the displacement in bytes of the "lda" instruction from
+the "ldah" instruction (which is at the address of this reloc). */
BFD_RELOC_ALPHA_GPDISP_HI16,
- /* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
- with GPDISP_HI16 relocs. The addend is ignored when writing the
- relocations out, and is filled in with the file's GP value on
- reading, for convenience. */
+
+/* For GPDISP_LO16 ("ignore") relocations, the symbol is handled as
+with GPDISP_HI16 relocs. The addend is ignored when writing the
+relocations out, and is filled in with the file's GP value on
+reading, for convenience. */
BFD_RELOC_ALPHA_GPDISP_LO16,
- /* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
- the assembler turns it into a LDQ instruction to load the address of
- the symbol, and then fills in a register in the real instruction.
-
- The LITERAL reloc, at the LDQ instruction, refers to the .lita
- section symbol. The addend is ignored when writing, but is filled
- in with the file's GP value on reading, for convenience, as with the
- GPDISP_LO16 reloc.
-
- The LITUSE reloc, on the instruction using the loaded address, gives
- information to the linker that it might be able to use to optimize
- away some literal section references. The symbol is ignored (read
- as the absolute section symbol), and the "addend" indicates the type
- of instruction using the register:
- 1 - "memory" fmt insn
- 2 - byte-manipulation (byte offset reg)
- 3 - jsr (target of branch)
-
- The GNU linker currently doesn't do any of this optimizing. */
+/* The Alpha LITERAL/LITUSE relocs are produced by a symbol reference;
+the assembler turns it into a LDQ instruction to load the address of
+the symbol, and then fills in a register in the real instruction.
+
+The LITERAL reloc, at the LDQ instruction, refers to the .lita
+section symbol. The addend is ignored when writing, but is filled
+in with the file's GP value on reading, for convenience, as with the
+GPDISP_LO16 reloc.
+
+The LITUSE reloc, on the instruction using the loaded address, gives
+information to the linker that it might be able to use to optimize
+away some literal section references. The symbol is ignored (read
+as the absolute section symbol), and the "addend" indicates the type
+of instruction using the register:
+1 - "memory" fmt insn
+2 - byte-manipulation (byte offset reg)
+3 - jsr (target of branch)
+
+The GNU linker currently doesn't do any of this optimizing. */
BFD_RELOC_ALPHA_LITERAL,
BFD_RELOC_ALPHA_LITUSE,
- /* The HINT relocation indicates a value that should be filled into the
- "hint" field of a jmp/jsr/ret instruction, for possible branch-
- prediction logic which may be provided on some processors. */
+/* The HINT relocation indicates a value that should be filled into the
+"hint" field of a jmp/jsr/ret instruction, for possible branch-
+prediction logic which may be provided on some processors. */
BFD_RELOC_ALPHA_HINT,
- /* Bits 27..2 of the relocation address shifted right 2 bits;
- simple reloc otherwise. */
+/* Bits 27..2 of the relocation address shifted right 2 bits;
+simple reloc otherwise. */
BFD_RELOC_MIPS_JMP,
- /* High 16 bits of 32-bit value; simple reloc. */
+/* High 16 bits of 32-bit value; simple reloc. */
BFD_RELOC_HI16,
- /* 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. */
+
+/* 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_HI16_S,
- /* Low 16 bits. */
+
+/* Low 16 bits. */
BFD_RELOC_LO16,
- /* Like BFD_RELOC_HI16_S, but PC relative. */
+
+/* Like BFD_RELOC_HI16_S, but PC relative. */
BFD_RELOC_PCREL_HI16_S,
- /* Like BFD_RELOC_LO16, but PC relative. */
+
+/* Like BFD_RELOC_LO16, but PC relative. */
BFD_RELOC_PCREL_LO16,
- /* relocation relative to the global pointer. */
+/* Relocation relative to the global pointer. */
#define BFD_RELOC_MIPS_GPREL BFD_RELOC_GPREL16
- /* Relocation against a MIPS literal section. */
+/* Relocation against a MIPS literal section. */
BFD_RELOC_MIPS_LITERAL,
- /* MIPS ELF relocations. */
+/* MIPS ELF relocations. */
BFD_RELOC_MIPS_GOT16,
BFD_RELOC_MIPS_CALL16,
#define BFD_RELOC_MIPS_GPREL32 BFD_RELOC_GPREL32
- /* i386/elf relocations */
+/* i386/elf relocations */
BFD_RELOC_386_GOT32,
BFD_RELOC_386_PLT32,
BFD_RELOC_386_COPY,
BFD_RELOC_386_GOTOFF,
BFD_RELOC_386_GOTPC,
- /* ns32k relocations */
+/* ns32k relocations */
BFD_RELOC_NS32K_IMM_8,
BFD_RELOC_NS32K_IMM_16,
BFD_RELOC_NS32K_IMM_32,
BFD_RELOC_NS32K_DISP_16_PCREL,
BFD_RELOC_NS32K_DISP_32_PCREL,
- /* PowerPC/POWER (RS/6000) relocs. */
- /* 26 bit relative branch. Low two bits must be zero. High 24
- bits installed in bits 6 through 29 of instruction. */
+/* PowerPC/POWER (RS/6000) relocs.
+26 bit relative branch. Low two bits must be zero. High 24
+bits installed in bits 6 through 29 of instruction. */
BFD_RELOC_PPC_B26,
- /* 26 bit absolute branch, like BFD_RELOC_PPC_B26 but absolute. */
+
+/* 26 bit absolute branch, like BFD_RELOC_PPC_B26 but absolute. */
BFD_RELOC_PPC_BA26,
- /* 16 bit TOC relative reference. */
+
+/* 16 bit TOC relative reference. */
BFD_RELOC_PPC_TOC16,
- /* this must be the highest numeric value */
- BFD_RELOC_UNUSED
- } bfd_reloc_code_real_type;
+/* The type of reloc used to build a contructor table - at the moment
+probably a 32 bit wide absolute relocation, but the target can choose.
+It generally does map to one of the other relocation types. */
+ BFD_RELOC_CTOR,
+
+/* ARM 26 bit pc-relative branch. The lowest two bits must be zero and are
+not stored in the instruction. */
+ BFD_RELOC_ARM_PCREL_BRANCH,
+
+/* 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_OFFSET_IMM,
+ BFD_RELOC_ARM_SHIFT_IMM,
+ BFD_RELOC_ARM_SWI,
+ BFD_RELOC_ARM_MULTI,
+ BFD_RELOC_ARM_CP_OFF_IMM,
+/* start-sanitize-arc */
+
+/* Argonaut RISC Core (ARC) relocs.
+ARC 22 bit pc-relative branch. The lowest two bits must be zero and are
+not stored in the instruction. High 20 bits installed in bits 7 through 26
+of instruction. */
+ BFD_RELOC_ARC_B22_PCREL,
+/* end-sanitize-arc */
+
+ BFD_RELOC_UNUSED };
+typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
const struct reloc_howto_struct *
bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
+const char *
+bfd_get_reloc_code_name PARAMS ((bfd_reloc_code_real_type code));
+
typedef struct symbol_cache_entry
{
/* A pointer to the section to which this symbol is
relative. This will always be non NULL, there are special
- sections for undefined and absolute symbols */
+ sections for undefined and absolute symbols. */
struct sec *section;
- /* Back end special data. This is being phased out in favour
- of making this a union. */
- PTR udata;
+ /* Back end special data. */
+ union
+ {
+ PTR p;
+ bfd_vma i;
+ } udata;
} asymbol;
#define bfd_get_symtab_upper_bound(abfd) \
#define bfd_stat_arch_elt(abfd, stat) \
BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
+#define bfd_update_armap_timestamp(abfd) \
+ BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd))
+
#define bfd_set_arch_mach(abfd, arch, mach)\
BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
#define BFD_JUMP_TABLE_ARCHIVE(NAME)\
CAT(NAME,_slurp_armap),\
CAT(NAME,_slurp_extended_name_table),\
+CAT(NAME,_construct_extended_name_table),\
CAT(NAME,_truncate_arname),\
CAT(NAME,_write_armap),\
CAT(NAME,_openr_next_archived_file),\
-CAT(NAME,_generic_stat_arch_elt)
+CAT(NAME,_generic_stat_arch_elt),\
+CAT(NAME,_update_armap_timestamp)
boolean (*_bfd_slurp_armap) PARAMS ((bfd *));
boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *));
+ boolean (*_bfd_construct_extended_name_table)
+ PARAMS ((bfd *, char **, bfd_size_type *, const char **));
void (*_bfd_truncate_arname) PARAMS ((bfd *, CONST char *, char *));
boolean (*write_armap) PARAMS ((bfd *arch,
unsigned int elength,
struct orl *map,
unsigned int orl_count,
int stridx));
- bfd * (*openr_next_archived_file) PARAMS ((bfd *arch, bfd *prev));
- int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
-
+ bfd * (*openr_next_archived_file) PARAMS ((bfd *arch, bfd *prev));
+ int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *));
+ boolean (*_bfd_update_armap_timestamp) PARAMS ((bfd *));
+
/* Entry points used for symbols. */
#define BFD_JUMP_TABLE_SYMBOLS(NAME)\
CAT(NAME,_get_symtab_upper_bound),\
projects / deliverable / binutils-gdb.git / blobdiff