X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Fbfd-in.h;h=5df2babf88b094524b11e8edf3ba6a6acaf1d3b8;hb=c55978a67a2e23999c3359a13bb807b665fcb33e;hp=82bf04335441a63777534e4bad300b6eeb9db555;hpb=2d0f3896005097776f6bd807c7df97bbb6c99dd9;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/bfd-in.h b/bfd/bfd-in.h index 82bf043354..5df2babf88 100644 --- a/bfd/bfd-in.h +++ b/bfd/bfd-in.h @@ -1,8 +1,6 @@ /* 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 - Free Software Foundation, Inc. + Copyright (C) 1990-2016 Free Software Foundation, Inc. Contributed by Cygnus Support. @@ -25,12 +23,19 @@ #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 + #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) #ifndef SABER /* This hack is to avoid a problem with some strict ANSI C preprocessors. @@ -55,7 +60,7 @@ extern "C" { 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 @@ -267,42 +272,40 @@ alent; /* Object and core file sections. */ #define align_power(addr, align) \ - (((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (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 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) \ - (((sec)->rawsize ? (sec)->rawsize : (sec)->size) \ - / bfd_octets_per_byte (bfd)) + (bfd_get_section_limit_octets(bfd, sec) / bfd_octets_per_byte (bfd)) -/* Return TRUE if section has been discarded. */ -#define elf_discarded_section(sec) \ +/* Return TRUE if input section SEC has been discarded. */ +#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) typedef enum bfd_print_symbol { @@ -404,6 +407,10 @@ extern struct bfd_hash_entry *bfd_hash_lookup extern struct bfd_hash_entry *bfd_hash_insert (struct bfd_hash_table *, const char *, unsigned long); +/* Rename an entry in a hash table. */ +extern void bfd_hash_rename + (struct bfd_hash_table *, const char *, struct bfd_hash_entry *); + /* Replace an entry in a hash table. */ extern void bfd_hash_replace (struct bfd_hash_table *, struct bfd_hash_entry *old, @@ -428,7 +435,17 @@ extern void bfd_hash_traverse /* Allows the default size of a hash table to be configured. New hash tables allocated using bfd_hash_table_init will be created with this size. */ -extern void bfd_hash_set_default_size (bfd_size_type); +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. */ @@ -510,8 +527,6 @@ extern void warn_deprecated (const char *, const char *, int, const char *); #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. */ @@ -548,11 +563,6 @@ void bfd_putl16 (bfd_vma, void *); 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); - -/* Externally visible ECOFF routines. */ - #if defined(__STDC__) || defined(ALMOST_STDC) struct ecoff_debug_info; struct ecoff_debug_swap; @@ -560,8 +570,18 @@ struct ecoff_extr; 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_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 *); + +/* Externally visible ECOFF routines. */ + extern bfd_vma bfd_ecoff_get_gp_value (bfd * abfd); extern bfd_boolean bfd_ecoff_set_gp_value @@ -634,10 +654,11 @@ extern struct bfd_link_needed_list *bfd_elf_get_needed_list (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 @@ -650,7 +671,7 @@ extern int bfd_elf_get_dyn_lib_class (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 *); @@ -672,32 +693,30 @@ extern int bfd_get_elf_phdrs (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 *); @@ -800,12 +819,6 @@ struct internal_syment; 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); @@ -836,6 +849,23 @@ extern bfd_boolean bfd_elf32_arm_vfp11_erratum_scan 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 *); @@ -865,7 +895,7 @@ extern bfd_boolean bfd_elf32_arm_process_before_allocation void bfd_elf32_arm_set_target_relocs (bfd *, struct bfd_link_info *, int, char *, int, int, bfd_arm_vfp11_fix, - int, int, int, int); + bfd_arm_stm32l4xx_fix, int, int, int, int, int); extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking (bfd *, struct bfd_link_info *); @@ -873,15 +903,19 @@ extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd (bfd *, struct bfd_link_info *); -/* ELF ARM mapping symbol support */ +/* 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_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 @@ -900,17 +934,69 @@ extern void elf32_arm_next_input_section (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 *, unsigned int), + void (*) (void)); extern bfd_boolean elf32_arm_build_stubs (struct bfd_link_info *); /* ARM unwind section editing support. */ extern bfd_boolean elf32_arm_fix_exidx_coverage - (struct bfd_section **, unsigned int, struct bfd_link_info *); +(struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean); + +/* C6x unwind section editing support. */ +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); + +extern void bfd_elf32_aarch64_set_options + (bfd *, struct bfd_link_info *, 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 @@ -930,23 +1016,9 @@ extern void bfd_elf32_ia64_after_parse 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; -}; - -extern struct coff_comdat_info *bfd_coff_get_comdat_section - (bfd *, struct bfd_section *); +/* 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);