/* Main header file for the bfd library -- portable access to object files.
- Copyright (C) 1990-2014 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>
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
typedef BFD_HOST_U_64_BIT bfd_uint64_t;
#endif
+#ifdef HAVE_INTTYPES_H
+# include <inttypes.h>
+#else
+# if BFD_HOST_64BIT_LONG
+# define BFD_PRI64 "l"
+# elif defined (__MSVCRT__)
+# define BFD_PRI64 "I64"
+# else
+# define BFD_PRI64 "ll"
+# endif
+# undef PRId64
+# define PRId64 BFD_PRI64 "d"
+# undef PRIu64
+# define PRIu64 BFD_PRI64 "u"
+# undef PRIx64
+# define PRIx64 BFD_PRI64 "x"
+#endif
+
#if BFD_ARCH_SIZE >= 64
#define BFD64
#endif
#endif
/* Declaring a type wide enough to hold a host long and a host pointer. */
-#define BFD_HOSTPTR_T @BFD_HOSTPTR_T@
+#define BFD_HOSTPTR_T @BFD_HOSTPTR_T@
typedef BFD_HOSTPTR_T bfd_hostptr_t;
/* Forward declaration. */
/* 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 \
+#define bfd_asymbol_section(sy) ((sy)->section)
+#define bfd_asymbol_value(sy) ((sy)->section->vma + (sy)->value)
+#define bfd_asymbol_name(sy) ((sy)->name)
+#define bfd_asymbol_bfd(sy) ((sy)->the_bfd)
+#define bfd_asymbol_flavour(sy) \
+ (((sy)->flags & BSF_SYNTHETIC) != 0 \
? bfd_target_unknown_flavour \
- : bfd_asymbol_bfd (x)->xvec->flavour)
+ : (sy)->the_bfd->xvec->flavour)
+#define bfd_set_asymbol_name(sy, n) do { (sy)->name = (n); } while (0)
/* 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. */
/* Used in generating armaps (archive tables of contents).
Perhaps just a forward definition would do? */
-struct orl /* Output ranlib. */
+struct orl /* Output ranlib. */
{
char **name; /* Symbol name. */
union
} u; /* bfd* or file position. */
int namidx; /* Index into string table. */
};
-\f
+
/* Linenumber stuff. */
typedef struct lineno_cache_entry
{
union
{
struct bfd_symbol *sym; /* Function name. */
- bfd_vma offset; /* Offset into section. */
+ bfd_vma offset; /* Offset into section. */
} u;
}
alent;
\f
/* Object and core file sections. */
-
-#define align_power(addr, align) \
- (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
-
typedef struct bfd_section *sec_ptr;
-#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 align_power(addr, align) \
+ (((addr) + ((bfd_vma) 1 << (align)) - 1) & (-((bfd_vma) 1 << (align))))
+
+/* Align an address upward to a boundary, expressed as a number of bytes.
+ E.g. align to an 8-byte boundary with argument of 8. Take care never
+ to wrap around if the address is within boundary-1 of the end of the
+ address space. */
+#define BFD_ALIGN(this, boundary) \
+ ((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this)) \
+ ? (((bfd_vma) (this) + ((boundary) - 1)) & ~ (bfd_vma) ((boundary)-1)) \
+ : ~ (bfd_vma) 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 \
+ ? (sec)->rawsize : (sec)->size)
/* Find the address one past the end of SEC. */
#define bfd_get_section_limit(bfd, sec) \
- (((bfd)->direction != write_direction && (sec)->rawsize != 0 \
- ? (sec)->rawsize : (sec)->size) / bfd_octets_per_byte (bfd))
+ (bfd_get_section_limit_octets(bfd, sec) / bfd_octets_per_byte (bfd))
/* Return TRUE if input section SEC has been discarded. */
#define discarded_section(sec) \
{
symvalue value;
char type;
- const char *name; /* Symbol name. */
- unsigned char stab_type; /* Stab type. */
- char stab_other; /* Stab other. */
- short stab_desc; /* Stab desc. */
- const char *stab_name; /* String for stab type. */
+ const char *name; /* Symbol name. */
+ unsigned char stab_type; /* Stab type. */
+ char stab_other; /* Stab other. */
+ short stab_desc; /* Stab desc. */
+ const char *stab_name; /* String for stab type. */
} symbol_info;
/* Get the name of a stabs type code. */
only if the argument is NULL. */
struct bfd_hash_entry *(*newfunc)
(struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
- /* An objalloc for this hash table. This is a struct objalloc *,
+ /* An objalloc for this hash table. This is a struct objalloc *,
but we use void * to avoid requiring the inclusion of objalloc.h. */
void *memory;
/* The number of slots in the hash table. */
this size. */
extern unsigned long bfd_hash_set_default_size (unsigned long);
+/* Types of compressed DWARF debug sections. We currently support
+ zlib. */
+enum compressed_debug_section_type
+{
+ COMPRESS_DEBUG_NONE = 0,
+ COMPRESS_DEBUG = 1 << 0,
+ COMPRESS_DEBUG_GNU_ZLIB = COMPRESS_DEBUG | 1 << 1,
+ COMPRESS_DEBUG_GABI_ZLIB = COMPRESS_DEBUG | 1 << 2
+};
+
/* This structure is used to keep track of stabs in sections
information while linking. */
/* Deprecated old routines. */
#if __GNUC__
#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
- (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
+ (_bfd_warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
- (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
+ (_bfd_warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
#else
#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
- (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
+ (_bfd_warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
- (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
+ (_bfd_warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
#endif
-extern void warn_deprecated (const char *, const char *, int, const char *);
+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_filename(abfd) ((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_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_my_archive(abfd) ((abfd)->my_archive)
#define bfd_has_map(abfd) ((abfd)->has_armap)
#define bfd_is_thin_archive(abfd) ((abfd)->is_thin_archive)
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 *);
\f
/* Externally visible ECOFF routines. */
-extern bfd_vma bfd_ecoff_get_gp_value
- (bfd * abfd);
extern bfd_boolean bfd_ecoff_set_gp_value
(bfd *abfd, bfd_vma gp_value);
extern bfd_boolean bfd_ecoff_set_regmasks
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_arm_vfp11_fix_veneer_locations
(bfd *, struct bfd_link_info *);
+/* ARM STM STM32L4XX erratum workaround support. */
+typedef enum
+{
+ BFD_ARM_STM32L4XX_FIX_NONE,
+ BFD_ARM_STM32L4XX_FIX_DEFAULT,
+ BFD_ARM_STM32L4XX_FIX_ALL
+} bfd_arm_stm32l4xx_fix;
+
+extern void bfd_elf32_arm_set_stm32l4xx_fix
+ (bfd *, struct bfd_link_info *);
+
+extern bfd_boolean bfd_elf32_arm_stm32l4xx_erratum_scan
+ (bfd *, struct bfd_link_info *);
+
+extern void bfd_elf32_arm_stm32l4xx_fix_veneer_locations
+ (bfd *, struct bfd_link_info *);
+
/* ARM Interworking support. Called from linker. */
extern bfd_boolean bfd_arm_allocate_interworking_sections
(struct bfd_link_info *);
extern bfd_boolean bfd_elf32_arm_process_before_allocation
(bfd *, struct bfd_link_info *);
-void bfd_elf32_arm_set_target_relocs
- (bfd *, struct bfd_link_info *, int, char *, int, int, bfd_arm_vfp11_fix,
- int, int, int, int, int);
+struct elf32_arm_params {
+ char *thumb_entry_symbol;
+ int byteswap_code;
+ int target1_is_rel;
+ char * target2_type;
+ int fix_v4bx;
+ int use_blx;
+ bfd_arm_vfp11_fix vfp11_denorm_fix;
+ bfd_arm_stm32l4xx_fix stm32l4xx_fix;
+ int no_enum_size_warning;
+ int no_wchar_size_warning;
+ int pic_veneer;
+ int fix_cortex_a8;
+ int fix_arm1176;
+ int merge_exidx_entries;
+ int cmse_implib;
+ bfd *in_implib_bfd;
+};
+
+void bfd_elf32_arm_set_target_params
+ (bfd *, struct bfd_link_info *, struct elf32_arm_params *);
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 *);
+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)
-#define BFD_ARM_SPECIAL_SYM_TYPE_OTHER (1 << 2)
+#define BFD_ARM_SPECIAL_SYM_TYPE_OTHER (1 << 2)
#define BFD_ARM_SPECIAL_SYM_TYPE_ANY (~0)
extern bfd_boolean bfd_is_arm_special_symbol_name
(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 *);
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);
+ (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);
+ (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)
extern void bfd_elf64_ia64_after_parse
(int);
+
+/* V850 Note manipulation routines. */
+extern bfd_boolean v850_elf_create_sections
+ (struct bfd_link_info *);
+
+extern bfd_boolean v850_elf_set_note
+ (bfd *, unsigned int, unsigned int);
+
+/* 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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