/* Main header file for the bfd library -- portable access to object files.
- Copyright (C) 1990-2015 Free Software Foundation, Inc.
+ Copyright (C) 1990-2016 Free Software Foundation, Inc.
Contributed by Cygnus Support.
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)
(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 *, unsigned int),
+ 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 *);
extern bfd_boolean elf32_tic6x_fix_exidx_coverage
(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);
-
extern void bfd_elf64_aarch64_init_maps
(bfd *);
(bfd *);
extern void bfd_elf64_aarch64_set_options
- (bfd *, struct bfd_link_info *, int, int, int, int, int);
+ (bfd *, struct bfd_link_info *, int, int, int, int, int, int);
extern void bfd_elf32_aarch64_set_options
- (bfd *, struct bfd_link_info *, int, int, int, int, int);
+ (bfd *, struct bfd_link_info *, int, int, int, int, int, int);
/* ELF AArch64 mapping symbol support. */
#define BFD_AARCH64_SPECIAL_SYM_TYPE_MAP (1 << 0)
when memory read flag isn't set. */
#define SEC_COFF_NOREAD 0x40000000
+ /* Indicate that section has the no read flag set. */
+#define SEC_ELF_NOREAD 0x80000000
+
/* End of section flags. */
/* Some internal packed boolean fields. */
information. */
bfd_vma lma;
- /* The size of the section in octets, as it will be output.
+ /* The size of the section in *octets*, as it will be output.
Contains a value even if the section has no contents (e.g., the
size of <<.bss>>). */
bfd_size_type size;
#define bfd_mach_arc_arc601 4
#define bfd_mach_arc_arc700 3
#define bfd_mach_arc_arcv2 5
+#define bfd_mach_arc_nps400 6
bfd_arch_m32c, /* Renesas M16C/M32C. */
#define bfd_mach_m16c 0x75
#define bfd_mach_m32c 0x78
BFD_RELOC_PPC_VLE_SDAREL_HI16D,
BFD_RELOC_PPC_VLE_SDAREL_HA16A,
BFD_RELOC_PPC_VLE_SDAREL_HA16D,
+ BFD_RELOC_PPC_REL16DX_HA,
BFD_RELOC_PPC64_HIGHER,
BFD_RELOC_PPC64_HIGHER_S,
BFD_RELOC_PPC64_HIGHEST,
BFD_RELOC_PPC64_ADDR16_HIGH,
BFD_RELOC_PPC64_ADDR16_HIGHA,
BFD_RELOC_PPC64_ADDR64_LOCAL,
+ BFD_RELOC_PPC64_ENTRY,
/* PowerPC and PowerPC64 thread-local storage relocations. */
BFD_RELOC_PPC_TLS,
/* ARM support for STT_GNU_IFUNC. */
BFD_RELOC_ARM_IRELATIVE,
+/* Thumb1 relocations to support execute-only code. */
+ BFD_RELOC_ARM_THUMB_ALU_ABS_G0_NC,
+ BFD_RELOC_ARM_THUMB_ALU_ABS_G1_NC,
+ BFD_RELOC_ARM_THUMB_ALU_ABS_G2_NC,
+ BFD_RELOC_ARM_THUMB_ALU_ABS_G3_NC,
+
/* 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_ARC_TLS_LE_32,
BFD_RELOC_ARC_S25W_PCREL_PLT,
BFD_RELOC_ARC_S21H_PCREL_PLT,
+ BFD_RELOC_ARC_NPS_CMEM16,
/* ADI Blackfin 16 bit immediate absolute reloc. */
BFD_RELOC_BFIN_16_IMM,
/* Pair of relocation. Contains the first symbol. */
BFD_RELOC_MACH_O_PAIR,
+/* Symbol will be substracted. Must be followed by a BFD_RELOC_32. */
+ BFD_RELOC_MACH_O_SUBTRACTOR32,
+
+/* Symbol will be substracted. Must be followed by a BFD_RELOC_64. */
+ BFD_RELOC_MACH_O_SUBTRACTOR64,
+
/* PCREL relocations. They are marked as branch to create PLT entry if
required. */
BFD_RELOC_MACH_O_X86_64_BRANCH32,
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 -4 addend. */
BFD_RELOC_MACH_O_X86_64_PCREL32_4,
+/* Addend for PAGE or PAGEOFF. */
+ BFD_RELOC_MACH_O_ARM64_ADDEND,
+
+/* Relative offset to page of GOT slot. */
+ BFD_RELOC_MACH_O_ARM64_GOT_LOAD_PAGE21,
+
+/* Relative offset within page of GOT slot. */
+ BFD_RELOC_MACH_O_ARM64_GOT_LOAD_PAGEOFF12,
+
+/* Address of a GOT entry. */
+ BFD_RELOC_MACH_O_ARM64_POINTER_TO_GOT,
+
/* This is a 32 bit reloc for the microblaze that stores the
low 16 bits of a value */
BFD_RELOC_MICROBLAZE_32_LO,
by these enumerators; make sure they are all synced. */
BFD_RELOC_AARCH64_RELOC_START,
+/* Deprecated AArch64 null relocation code. */
+ BFD_RELOC_AARCH64_NULL,
+
/* AArch64 null relocation code. */
BFD_RELOC_AARCH64_NONE,
#define BSF_EXPORT BSF_GLOBAL /* No real difference. */
/* A normal C symbol would be one of:
- <<BSF_LOCAL>>, <<BSF_COMMON>>, <<BSF_UNDEFINED>> or
- <<BSF_GLOBAL>>. */
+ <<BSF_LOCAL>>, <<BSF_UNDEFINED>> or <<BSF_GLOBAL>>. */
/* The symbol is a debugging record. The value has an arbitrary
meaning, unless BSF_DEBUGGING_RELOC is also set. */
/* Used by the linker. */
#define BSF_KEEP (1 << 5)
-#define BSF_KEEP_G (1 << 6)
+
+ /* An ELF common symbol. */
+#define BSF_ELF_COMMON (1 << 6)
/* A weak global symbol, overridable without warnings by
a regular global symbol of the same name. */
ENUM_BITFIELD (bfd_direction) direction : 2;
/* Format_specific flags. */
- flagword flags : 18;
+ flagword flags : 20;
/* 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
/* Compress sections in this BFD with SHF_COMPRESSED from gABI. */
#define BFD_COMPRESS_GABI 0x20000
+ /* Convert ELF common symbol type to STT_COMMON or STT_OBJECT in this
+ BFD. */
+#define BFD_CONVERT_ELF_COMMON 0x40000
+
+ /* Use the ELF STT_COMMON type in this BFD. */
+#define BFD_USE_ELF_STT_COMMON 0x80000
+
/* Flags bits to be saved in bfd_preserve_save. */
#define BFD_FLAGS_SAVED \
(BFD_IN_MEMORY | BFD_COMPRESS | BFD_DECOMPRESS | BFD_PLUGIN \
- | BFD_COMPRESS_GABI)
+ | BFD_COMPRESS_GABI | BFD_CONVERT_ELF_COMMON | BFD_USE_ELF_STT_COMMON)
/* 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_PLUGIN | BFD_TRADITIONAL_FORMAT | BFD_DETERMINISTIC_OUTPUT \
- | BFD_COMPRESS_GABI)
+ | BFD_COMPRESS_GABI | BFD_CONVERT_ELF_COMMON | BFD_USE_ELF_STT_COMMON)
/* Is the file descriptor being cached? That is, can it be closed as
needed, and re-opened when accessed later? */
NAME##_bfd_copy_link_hash_symbol_type, \
NAME##_bfd_final_link, \
NAME##_bfd_link_split_section, \
+ NAME##_bfd_link_check_relocs, \
NAME##_bfd_gc_sections, \
NAME##_bfd_lookup_section_flags, \
NAME##_bfd_merge_sections, \
/* Should this section be split up into smaller pieces during linking. */
bfd_boolean (*_bfd_link_split_section) (bfd *, struct bfd_section *);
+ /* Check the relocations in the bfd for validity. */
+ bfd_boolean (* _bfd_link_check_relocs)(bfd *, struct bfd_link_info *);
+
/* Remove sections that are not referenced from the output. */
bfd_boolean (*_bfd_gc_sections) (bfd *, struct bfd_link_info *);
bfd_boolean bfd_hide_sym_by_version
(struct bfd_elf_version_tree *verdefs, const char *sym_name);
+bfd_boolean bfd_link_check_relocs
+ (bfd *abfd, struct bfd_link_info *info);
+
+bfd_boolean _bfd_generic_link_check_relocs
+ (bfd *abfd, struct bfd_link_info *info);
+
/* Extracted from simple.c. */
bfd_byte *bfd_simple_get_relocated_section_contents
(bfd *abfd, asection *sec, bfd_byte *outbuf, asymbol **symbol_table);
projects / deliverable / binutils-gdb.git / blobdiff