/* Main header file for the bfd library -- portable access to object files.
- Copyright (C) 1990-2018 Free Software Foundation, Inc.
+ Copyright (C) 1990-2019 Free Software Foundation, Inc.
Contributed by Cygnus Support.
#include "ansidecl.h"
#include "symcat.h"
+#include "bfd_stdint.h"
+#include "diagnostics.h"
#include <stdarg.h>
#include <sys/stat.h>
/* A count of carsyms (canonical archive symbols). */
typedef unsigned long symindex;
-/* How to perform a relocation. */
-typedef const struct reloc_howto_struct reloc_howto_type;
-
#define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
-/* General purpose part of a symbol X;
- target specific parts are in libcoff.h, libaout.h, etc. */
-
-#define bfd_get_section(x) ((x)->section)
-#define bfd_get_output_section(x) ((x)->section->output_section)
-#define bfd_set_section(x,y) ((x)->section) = (y)
-#define bfd_asymbol_base(x) ((x)->section->vma)
-#define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
-#define bfd_asymbol_name(x) ((x)->name)
-/*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
-#define bfd_asymbol_bfd(x) ((x)->the_bfd)
-#define bfd_asymbol_flavour(x) \
- (((x)->flags & BSF_SYNTHETIC) != 0 \
- ? bfd_target_unknown_flavour \
- : bfd_asymbol_bfd (x)->xvec->flavour)
-
/* A canonical archive symbol. */
/* This is a type pun with struct ranlib on purpose! */
typedef struct carsym
{
- char *name;
+ const char *name;
file_ptr file_offset; /* Look here to find the file. */
}
carsym; /* To make these you call a carsymogen. */
? (((bfd_vma) (this) + ((boundary) - 1)) & ~ (bfd_vma) ((boundary)-1)) \
: ~ (bfd_vma) 0)
-#define bfd_get_section_name(bfd, ptr) ((void) bfd, (ptr)->name)
-#define bfd_get_section_vma(bfd, ptr) ((void) bfd, (ptr)->vma)
-#define bfd_get_section_lma(bfd, ptr) ((void) bfd, (ptr)->lma)
-#define bfd_get_section_alignment(bfd, ptr) ((void) bfd, \
- (ptr)->alignment_power)
-#define bfd_section_name(bfd, ptr) ((ptr)->name)
-#define bfd_section_size(bfd, ptr) ((ptr)->size)
-#define bfd_get_section_size(ptr) ((ptr)->size)
-#define bfd_section_vma(bfd, ptr) ((ptr)->vma)
-#define bfd_section_lma(bfd, ptr) ((ptr)->lma)
-#define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
-#define bfd_get_section_flags(bfd, ptr) ((void) bfd, (ptr)->flags)
-#define bfd_get_section_userdata(bfd, ptr) ((void) bfd, (ptr)->userdata)
-
-#define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
+#define bfd_section_name(sec) ((sec)->name)
+#define bfd_section_size(sec) ((sec)->size)
+#define bfd_section_vma(sec) ((sec)->vma)
+#define bfd_section_lma(sec) ((sec)->lma)
+#define bfd_section_alignment(sec) ((sec)->alignment_power)
+#define bfd_section_flags(sec) ((sec)->flags)
+#define bfd_section_userdata(sec) ((sec)->userdata)
+
+#define bfd_is_com_section(sec) (((sec)->flags & SEC_IS_COMMON) != 0)
#define bfd_get_section_limit_octets(bfd, sec) \
((bfd)->direction != write_direction && (sec)->rawsize != 0 \
#endif
extern void _bfd_warn_deprecated (const char *, const char *, int, const char *);
-/* 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)
-#define bfd_get_cacheable(abfd) ((abfd)->cacheable)
-#define bfd_get_format(abfd) ((abfd)->format)
-#define bfd_get_target(abfd) ((abfd)->xvec->name)
-#define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
-#define bfd_family_coff(abfd) \
- (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
- bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
-#define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
-#define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
-#define bfd_header_big_endian(abfd) \
- ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
-#define bfd_header_little_endian(abfd) \
- ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
-#define bfd_get_file_flags(abfd) ((abfd)->flags)
-#define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
-#define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
-#define bfd_has_map(abfd) ((abfd)->has_armap)
-#define bfd_is_thin_archive(abfd) ((abfd)->is_thin_archive)
-
-#define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
-#define bfd_usrdata(abfd) ((abfd)->usrdata)
-
-#define bfd_get_start_address(abfd) ((abfd)->start_address)
-#define bfd_get_symcount(abfd) ((abfd)->symcount)
-#define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
-#define bfd_count_sections(abfd) ((abfd)->section_count)
-
-#define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
-
-#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
-
extern bfd_boolean bfd_cache_close
(bfd *abfd);
/* NB: This declaration should match the autogenerated one in libbfd.h. */
void bfd_putl64 (bfd_uint64_t, void *);
void bfd_putb32 (bfd_vma, void *);
void bfd_putl32 (bfd_vma, void *);
+void bfd_putb24 (bfd_vma, void *);
+void bfd_putl24 (bfd_vma, void *);
void bfd_putb16 (bfd_vma, void *);
void bfd_putl16 (bfd_vma, void *);
extern bfd_boolean bfd_i386linux_size_dynamic_sections
(bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_m68klinux_size_dynamic_sections
- (bfd *, struct bfd_link_info *);
extern bfd_boolean bfd_sparclinux_size_dynamic_sections
(bfd *, struct bfd_link_info *);
extern bfd_boolean bfd_coff_set_symbol_class
(bfd *, struct bfd_symbol *, unsigned int);
-extern bfd_boolean bfd_m68k_coff_create_embedded_relocs
- (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
-
/* ARM VFP11 erratum workaround support. */
typedef enum
{
extern void bfd_elf32_aarch64_init_maps
(bfd *);
+/* Types of PLTs based on the level of security. This would be a
+ bit-mask to denote which of the combinations of security features
+ are enabled:
+ - No security feature PLTs
+ - PLTs with BTI instruction
+ - PLTs with PAC instruction
+*/
+typedef enum
+{
+ PLT_NORMAL = 0x0, /* Normal plts. */
+ PLT_BTI = 0x1, /* plts with bti. */
+ PLT_PAC = 0x2, /* plts with pointer authentication. */
+ PLT_BTI_PAC = PLT_BTI | PLT_PAC
+} aarch64_plt_type;
+
+/* To indicate if BTI is enabled with/without warning. */
+typedef enum
+{
+ BTI_NONE = 0, /* BTI is not enabled. */
+ BTI_WARN = 1, /* BTI is enabled with -z force-bti. */
+} aarch64_enable_bti_type;
+
+/* A structure to encompass all information coming from BTI or PAC
+ related command line options. This involves the "PLT_TYPE" to determine
+ which version of PLTs to pick and "BTI_TYPE" to determine if
+ BTI should be turned on with any warnings. */
+typedef struct
+{
+ aarch64_plt_type plt_type;
+ aarch64_enable_bti_type bti_type;
+} aarch64_bti_pac_info;
+
+/* An enum to define what kind of erratum fixes we should apply. This gives the
+ user a bit more control over the sequences we generate. */
+typedef enum
+{
+ ERRAT_NONE = (1 << 0), /* No erratum workarounds allowed. */
+ ERRAT_ADR = (1 << 1), /* Erratum workarounds using ADR allowed. */
+ ERRAT_ADRP = (1 << 2), /* Erratum workarounds using ADRP are allowed. */
+} erratum_84319_opts;
+
extern void bfd_elf64_aarch64_set_options
- (bfd *, struct bfd_link_info *, int, int, int, int, int, int);
+ (bfd *, struct bfd_link_info *, int, int, int, int, erratum_84319_opts, int,
+ aarch64_bti_pac_info);
extern void bfd_elf32_aarch64_set_options
- (bfd *, struct bfd_link_info *, int, int, int, int, int, int);
+ (bfd *, struct bfd_link_info *, int, int, int, int, erratum_84319_opts, int,
+ aarch64_bti_pac_info);
/* ELF AArch64 mapping symbol support. */
#define BFD_AARCH64_SPECIAL_SYM_TYPE_MAP (1 << 0)
/* MIPS ABI flags data access. For the disassembler. */
struct elf_internal_abiflags_v0;
extern struct elf_internal_abiflags_v0 *bfd_mips_elf_get_abiflags (bfd *);
+
+/* C-SKY functions. */
+extern bfd_boolean elf32_csky_build_stubs
+ (struct bfd_link_info *);
+extern bfd_boolean elf32_csky_size_stubs
+ (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
+ struct bfd_section *(*) (const char*, struct bfd_section*),
+ void (*) (void));
+extern void elf32_csky_next_input_section
+ (struct bfd_link_info *, struct bfd_section *);
+extern int elf32_csky_setup_section_lists
+ (bfd *, struct bfd_link_info *);
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