/* 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, 2005, 2006, 2007, 2008, 2009, 2010, 2011
- Free Software Foundation, Inc.
+ Copyright (C) 1990-2018 Free Software Foundation, Inc.
Contributed by Cygnus Support.
#ifndef __BFD_H_SEEN__
#define __BFD_H_SEEN__
+/* PR 14072: Ensure that config.h is included first. */
+#if !defined PACKAGE && !defined PACKAGE_VERSION
+#error config.h must be included before this header
+#endif
+
#ifdef __cplusplus
extern "C" {
#endif
#include "ansidecl.h"
#include "symcat.h"
+#include <stdarg.h>
+#include <sys/stat.h>
+
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
#ifndef SABER
/* This hack is to avoid a problem with some strict ANSI C preprocessors.
problem for example when trying to use STRING_COMMA_LEN to build
the arguments to the strncmp() macro. Hence this alternative
definition of strncmp is provided here.
-
+
Note - these macros do NOT work if STR2 is not a constant string. */
#define CONST_STRNEQ(STR1,STR2) (strncmp ((STR1), (STR2), sizeof (STR2) - 1) == 0)
/* strcpy() can have a similar problem, but since we know we are
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. */
/* 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) ((ptr)->name + 0)
-#define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
-#define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
-#define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 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_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) ((ptr)->flags + 0)
-#define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
+#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_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = TRUE), TRUE)
-#define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),TRUE)
-#define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE)
+#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 elf_discarded_section(sec) \
+#define discarded_section(sec) \
(!bfd_is_abs_section (sec) \
&& bfd_is_abs_section ((sec)->output_section) \
- && (sec)->sec_info_type != ELF_INFO_TYPE_MERGE \
- && (sec)->sec_info_type != ELF_INFO_TYPE_JUST_SYMS)
-
-/* Forward define. */
-struct stat;
+ && (sec)->sec_info_type != SEC_INFO_TYPE_MERGE \
+ && (sec)->sec_info_type != SEC_INFO_TYPE_JUST_SYMS)
\f
typedef enum bfd_print_symbol
{
{
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_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)
#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
-#define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE)
-
extern bfd_boolean bfd_cache_close
(bfd *abfd);
/* NB: This declaration should match the autogenerated one in libbfd.h. */
bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean);
void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean);
-extern bfd_boolean bfd_section_already_linked_table_init (void);
-extern void bfd_section_already_linked_table_free (void);
-\f
-/* Externally visible ECOFF routines. */
-
#if defined(__STDC__) || defined(ALMOST_STDC)
struct ecoff_debug_info;
struct ecoff_debug_swap;
struct bfd_symbol;
struct bfd_link_info;
struct bfd_link_hash_entry;
+struct bfd_section_already_linked;
struct bfd_elf_version_tree;
#endif
-extern bfd_vma bfd_ecoff_get_gp_value
- (bfd * abfd);
+
+extern bfd_boolean bfd_section_already_linked_table_init (void);
+extern void bfd_section_already_linked_table_free (void);
+extern bfd_boolean _bfd_handle_already_linked
+ (struct bfd_section *, struct bfd_section_already_linked *,
+ struct bfd_link_info *);
+\f
+/* Externally visible ECOFF routines. */
+
extern bfd_boolean bfd_ecoff_set_gp_value
(bfd *abfd, bfd_vma gp_value);
extern bfd_boolean bfd_ecoff_set_regmasks
(bfd *, struct bfd_link_info *);
extern bfd_boolean bfd_elf_get_bfd_needed_list
(bfd *, struct bfd_link_needed_list **);
+extern bfd_boolean bfd_elf_stack_segment_size (bfd *, struct bfd_link_info *,
+ const char *, bfd_vma);
extern bfd_boolean bfd_elf_size_dynamic_sections
(bfd *, const char *, const char *, const char *, const char *, const char *,
- const char * const *, struct bfd_link_info *, struct bfd_section **,
- struct bfd_elf_version_tree *);
+ const char * const *, struct bfd_link_info *, struct bfd_section **);
extern bfd_boolean bfd_elf_size_dynsym_hash_dynstr
(bfd *, struct bfd_link_info *);
extern void bfd_elf_set_dt_needed_name
(bfd *);
extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
(bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_elf_discard_info
+extern int bfd_elf_discard_info
(bfd *, struct bfd_link_info *);
extern unsigned int _bfd_elf_default_action_discarded
(struct bfd_section *);
(bfd *abfd, void *phdrs);
/* Create a new BFD as if by bfd_openr. Rather than opening a file,
- reconstruct an ELF file by reading the segments out of remote memory
- based on the ELF file header at EHDR_VMA and the ELF program headers it
- points to. If not null, *LOADBASEP is filled in with the difference
- between the VMAs from which the segments were read, and the VMAs the
- file headers (and hence BFD's idea of each section's VMA) put them at.
-
- The function TARGET_READ_MEMORY is called to copy LEN bytes from the
- remote memory at target address VMA into the local buffer at MYADDR; it
- should return zero on success or an `errno' code on failure. TEMPL must
- be a BFD for an ELF target with the word size and byte order found in
- the remote memory. */
+ reconstruct an ELF file by reading the segments out of remote
+ memory based on the ELF file header at EHDR_VMA and the ELF program
+ headers it points to. If non-zero, SIZE is the known extent of the
+ object. If not null, *LOADBASEP is filled in with the difference
+ between the VMAs from which the segments were read, and the VMAs
+ the file headers (and hence BFD's idea of each section's VMA) put
+ them at.
+
+ The function TARGET_READ_MEMORY is called to copy LEN bytes from
+ the remote memory at target address VMA into the local buffer at
+ MYADDR; it should return zero on success or an `errno' code on
+ failure. TEMPL must be a BFD for a target with the word size and
+ byte order found in 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, 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
- (bfd *);
-
-/* Return TRUE if address "naturally" sign extends, or -1 if not elf. */
-extern int bfd_get_sign_extend_vma
- (bfd *);
+ (bfd *templ, bfd_vma ehdr_vma, bfd_size_type size, bfd_vma *loadbasep,
+ int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr,
+ bfd_size_type len));
extern struct bfd_section *_bfd_elf_tls_setup
(bfd *, struct bfd_link_info *);
+extern struct bfd_section *
+_bfd_nearby_section (bfd *, struct bfd_section *, bfd_vma);
+
extern void _bfd_fix_excluded_sec_syms
(bfd *, struct bfd_link_info *);
union internal_auxent;
#endif
-extern bfd_boolean bfd_coff_get_syment
- (bfd *, struct bfd_symbol *, struct internal_syment *);
-
-extern bfd_boolean bfd_coff_get_auxent
- (bfd *, struct bfd_symbol *, int, union internal_auxent *);
-
extern bfd_boolean bfd_coff_set_symbol_class
(bfd *, struct bfd_symbol *, unsigned int);
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 *);
-/* ELF ARM mapping symbol support */
+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
- (const char * name, int type);
+ (const char *, int);
+
+extern void bfd_elf32_arm_set_byteswap_code
+ (struct bfd_link_info *, int);
-extern void bfd_elf32_arm_set_byteswap_code (struct bfd_link_info *, int);
+extern void bfd_elf32_arm_use_long_plt (void);
/* ARM Note section processing. */
extern bfd_boolean bfd_arm_merge_machines
(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 *), void (*) (void));
+ 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 *);
+
+extern void bfd_elf64_aarch64_set_options
+ (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, int);
+
+/* ELF AArch64 mapping symbol support. */
+#define BFD_AARCH64_SPECIAL_SYM_TYPE_MAP (1 << 0)
+#define BFD_AARCH64_SPECIAL_SYM_TYPE_TAG (1 << 1)
+#define BFD_AARCH64_SPECIAL_SYM_TYPE_OTHER (1 << 2)
+#define BFD_AARCH64_SPECIAL_SYM_TYPE_ANY (~0)
+extern bfd_boolean bfd_is_aarch64_special_symbol_name
+ (const char * name, int type);
+
+/* AArch64 stub generation support for ELF64. Called from the linker. */
+extern int elf64_aarch64_setup_section_lists
+ (bfd *, struct bfd_link_info *);
+extern void elf64_aarch64_next_input_section
+ (struct bfd_link_info *, struct bfd_section *);
+extern bfd_boolean elf64_aarch64_size_stubs
+ (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
+ struct bfd_section * (*) (const char *, struct bfd_section *),
+ void (*) (void));
+extern bfd_boolean elf64_aarch64_build_stubs
+ (struct bfd_link_info *);
+/* AArch64 stub generation support for ELF32. Called from the linker. */
+extern int elf32_aarch64_setup_section_lists
+ (bfd *, struct bfd_link_info *);
+extern void elf32_aarch64_next_input_section
+ (struct bfd_link_info *, struct bfd_section *);
+extern bfd_boolean elf32_aarch64_size_stubs
+ (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
+ struct bfd_section * (*) (const char *, struct bfd_section *),
+ void (*) (void));
+extern bfd_boolean elf32_aarch64_build_stubs
+ (struct bfd_link_info *);
+
/* TI COFF load page support. */
extern void bfd_ticoff_set_section_load_page
extern void bfd_elf64_ia64_after_parse
(int);
-/* This structure is used for a comdat section, as in PE. A comdat
- section is associated with a particular symbol. When the linker
- sees a comdat section, it keeps only one of the sections with a
- given name and associated with a given symbol. */
-
-struct coff_comdat_info
-{
- /* The name of the symbol associated with a comdat section. */
- const char *name;
-
- /* The local symbol table index of the symbol associated with a
- comdat section. This is only meaningful to the object file format
- specific code; it is not an index into the list returned by
- bfd_canonicalize_symtab. */
- long symbol;
-};
+/* V850 Note manipulation routines. */
+extern bfd_boolean v850_elf_create_sections
+ (struct bfd_link_info *);
-extern struct coff_comdat_info *bfd_coff_get_comdat_section
- (bfd *, struct bfd_section *);
+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 *);
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