From: Ian Lance Taylor Date: Thu, 7 Apr 1994 01:50:10 +0000 (+0000) Subject: * sunos.c (MY_read_dynamic_symbols): Don't define. X-Git-Tag: gdb-4_18~14875 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fa77c7041cadca2771476977f504b9ab0c28e5b2;p=platform%2Fupstream%2Fbinutils.git * sunos.c (MY_read_dynamic_symbols): Don't define. (MY_read_dynamic_relocs): Don't define. (MY_get_dynamic_symtab_upper_bound): Define. (MY_canonicalize_dynamic_symtab): Define. (MY_get_dynamic_reloc_upper_bound): Define. (MY_canonicalize_dynamic_reloc): Define. (struct sunos_dynamic_info): Change type of dynsym_count and dynrel_count to long. Add fields canonical_dynsym and canonical_dynrel. (sunos_read_dynamic_info): Check that BFD had DYNAMIC flag set. Clear info->canonical_dynsym and info->canonical_dynrel. (MY(read_dynamic_symbols)): Removed. (MY(read_dynamic_relocs)): Removed. (sunos_get_dynamic_symtab_upper_bound): New function. (sunos_canonicalize_dynamic_symtab): New function. (sunos_get_dynamic_reloc_upper_bound): New function. (sunos_canonicalize_dynamic_reloc): New function. * libaout.h: Declare struct reloc_ext_external and reloc_std_external to avoid prototype problems. (struct aout_backend_data): Remove fields read_dynamic_symbols and read_dynamic_relocs. (NAME(aout,translate_symbol_table)): Declare. (NAME(aout,swap_ext_reloc_in)): Declare. (NAME(aout,swap_std_reloc_in)): Declare. * aoutx.h (NAME(aout,translate_symbol_table)): Renamed from translate_symbol_table and made non-static. Changed all callers. (NAME(aout,slurp_symbol_table)): Don't read dynamic symbols. (NAME(aout,slurp_reloc_table)): Don't read dynamic relocs. (NAME(aout,get_reloc_upper_bound)): Don't count dynamic relocs. * aoutf1.h (aout_32_sunos4_write_object_contents): Don't bother to remove dynamic symbols and relocs. They will no longer be present. (MY_read_dynamic_symbols): Don't define. (MY_read_dynamic_relocs): Don't define. (sunos4_aout_backend): Don't initialize dynamic entry points. * aout-target.h (MY_read_dynamic_symbols): Don't define. (MY_read_dynamic_relocs): Don't define. (MY(backend_data)): Don't initialize dynamic entry points. (MY_get_dynamic_symtab_upper_bound): If not defined, define to _bfd_nodynamic version. (MY_canonicalize_dynamic_symtab): Likewise. (MY_get_dynamic_reloc_upper_bound): Likewise. (MY_canonicalize_dynamic_reloc): Likewise. --- diff --git a/bfd/aoutx.h b/bfd/aoutx.h index 5a45b0b..ec5780f 100644 --- a/bfd/aoutx.h +++ b/bfd/aoutx.h @@ -134,11 +134,6 @@ DESCRIPTION #include "aout/ar.h" static boolean aout_get_external_symbols PARAMS ((bfd *)); -static boolean translate_symbol_table PARAMS ((bfd *, aout_symbol_type *, - struct external_nlist *, - bfd_size_type, char *, - bfd_size_type, - boolean dynamic)); /* SUBSECTION @@ -1487,8 +1482,8 @@ NAME(aout,make_empty_symbol) (abfd) /* Translate a set of internal symbols into external symbols. */ -static boolean -translate_symbol_table (abfd, in, ext, count, str, strsize, dynamic) +boolean +NAME(aout,translate_symbol_table) (abfd, in, ext, count, str, strsize, dynamic) bfd *abfd; aout_symbol_type *in; struct external_nlist *ext; @@ -1546,10 +1541,6 @@ NAME(aout,slurp_symbol_table) (abfd) struct external_nlist *old_external_syms; aout_symbol_type *cached; size_t cached_size; - bfd_size_type dynsym_count = 0; - struct external_nlist *dynsyms = NULL; - char *dynstrs = NULL; - bfd_size_type dynstr_size; /* If there's no work to be done, don't do any */ if (obj_aout_symbols (abfd) != (aout_symbol_type *) NULL) @@ -1566,18 +1557,7 @@ NAME(aout,slurp_symbol_table) (abfd) return false; } - /* If this is a dynamic object, see if we can get the dynamic symbol - table. */ - if ((bfd_get_file_flags (abfd) & DYNAMIC) != 0 - && aout_backend_info (abfd)->read_dynamic_symbols) - { - dynsym_count = ((*aout_backend_info (abfd)->read_dynamic_symbols) - (abfd, &dynsyms, &dynstrs, &dynstr_size)); - if (dynsym_count == (bfd_size_type) -1) - return false; - } - - cached_size = ((obj_aout_external_sym_count (abfd) + dynsym_count) + cached_size = (obj_aout_external_sym_count (abfd) * sizeof (aout_symbol_type)); cached = (aout_symbol_type *) malloc (cached_size); memset (cached, 0, cached_size); @@ -1589,24 +1569,19 @@ NAME(aout,slurp_symbol_table) (abfd) } /* Convert from external symbol information to internal. */ - if (! translate_symbol_table (abfd, cached, - obj_aout_external_syms (abfd), - obj_aout_external_sym_count (abfd), - obj_aout_external_strings (abfd), - obj_aout_external_string_size (abfd), - false) - || ! translate_symbol_table (abfd, - (cached - + obj_aout_external_sym_count (abfd)), - dynsyms, dynsym_count, dynstrs, - dynstr_size, true)) + if (! (NAME(aout,translate_symbol_table) + (abfd, cached, + obj_aout_external_syms (abfd), + obj_aout_external_sym_count (abfd), + obj_aout_external_strings (abfd), + obj_aout_external_string_size (abfd), + false))) { free (cached); return false; } - bfd_get_symcount (abfd) = (obj_aout_external_sym_count (abfd) - + dynsym_count); + bfd_get_symcount (abfd) = obj_aout_external_sym_count (abfd); obj_aout_symbols (abfd) = cached; @@ -2400,8 +2375,6 @@ NAME(aout,slurp_reloc_table) (abfd, asect, symbols) unsigned int count; bfd_size_type reloc_size; PTR relocs; - bfd_size_type dynrel_count = 0; - PTR dynrels = NULL; arelent *reloc_cache; size_t each_size; unsigned int counter = 0; @@ -2423,15 +2396,6 @@ NAME(aout,slurp_reloc_table) (abfd, asect, symbols) return false; } - if ((bfd_get_file_flags (abfd) & DYNAMIC) != 0 - && aout_backend_info (abfd)->read_dynamic_relocs) - { - dynrel_count = ((*aout_backend_info (abfd)->read_dynamic_relocs) - (abfd, &dynrels)); - if (dynrel_count == (bfd_size_type) -1) - return false; - } - if (bfd_seek (abfd, asect->rel_filepos, SEEK_SET) != 0) return false; @@ -2439,14 +2403,13 @@ NAME(aout,slurp_reloc_table) (abfd, asect, symbols) count = reloc_size / each_size; - reloc_cache = (arelent *) malloc ((size_t) ((count + dynrel_count) - * sizeof (arelent))); + reloc_cache = (arelent *) malloc ((size_t) (count * sizeof (arelent))); if (reloc_cache == NULL && count != 0) { bfd_set_error (bfd_error_no_memory); return false; } - memset (reloc_cache, 0, (count + dynrel_count) * sizeof (arelent)); + memset (reloc_cache, 0, count * sizeof (arelent)); relocs = malloc (reloc_size); if (relocs == NULL && reloc_size != 0) @@ -2483,47 +2446,6 @@ NAME(aout,slurp_reloc_table) (abfd, asect, symbols) free (relocs); - if (dynrel_count > 0) - { - asymbol **dynsyms; - - /* The dynamic symbols are at the end of the symbol table. */ - for (dynsyms = symbols; - *dynsyms != NULL && ((*dynsyms)->flags & BSF_DYNAMIC) == 0; - ++dynsyms) - ; - - /* Swap in the dynamic relocs. These relocs may be for either - section, so we must discard ones we don't want. */ - counter = 0; - if (each_size == RELOC_EXT_SIZE) - { - register struct reloc_ext_external *rptr - = (struct reloc_ext_external *) dynrels; - - for (; counter < dynrel_count; counter++, rptr++, cache_ptr++) - { - NAME(aout,swap_ext_reloc_in) (abfd, rptr, cache_ptr, dynsyms); - cache_ptr->address -= bfd_get_section_vma (abfd, asect); - if (cache_ptr->address >= bfd_section_size (abfd, asect)) - --cache_ptr; - } - } - else - { - register struct reloc_std_external *rptr - = (struct reloc_std_external *) dynrels; - - for (; counter < dynrel_count; counter++, rptr++, cache_ptr++) - { - NAME(aout,swap_std_reloc_in) (abfd, rptr, cache_ptr, dynsyms); - cache_ptr->address -= bfd_get_section_vma (abfd, asect); - if (cache_ptr->address >= bfd_section_size (abfd, asect)) - --cache_ptr; - } - } - } - asect->relocation = reloc_cache; asect->reloc_count = cache_ptr - reloc_cache; @@ -2619,8 +2541,6 @@ NAME(aout,get_reloc_upper_bound) (abfd, asect) bfd *abfd; sec_ptr asect; { - bfd_size_type dynrel_count = 0; - if (bfd_get_format (abfd) != bfd_object) { bfd_set_error (bfd_error_invalid_operation); return -1; @@ -2629,26 +2549,15 @@ NAME(aout,get_reloc_upper_bound) (abfd, asect) return (sizeof (arelent *) * (asect->reloc_count+1)); } - if ((bfd_get_file_flags (abfd) & DYNAMIC) != 0 - && aout_backend_info (abfd)->read_dynamic_relocs) - { - PTR dynrels; - - dynrel_count = ((*aout_backend_info (abfd)->read_dynamic_relocs) - (abfd, &dynrels)); - if (dynrel_count == (bfd_size_type) -1) - return -1; - } - if (asect == obj_datasec (abfd)) - return (sizeof (arelent *) * - ((exec_hdr(abfd)->a_drsize / obj_reloc_entry_size (abfd)) - + dynrel_count + 1)); + return (sizeof (arelent *) + * ((exec_hdr(abfd)->a_drsize / obj_reloc_entry_size (abfd)) + + 1)); if (asect == obj_textsec (abfd)) - return (sizeof (arelent *) * - ((exec_hdr(abfd)->a_trsize / obj_reloc_entry_size (abfd)) - + dynrel_count + 1)); + return (sizeof (arelent *) + * ((exec_hdr(abfd)->a_trsize / obj_reloc_entry_size (abfd)) + + 1)); bfd_set_error (bfd_error_invalid_operation); return -1; diff --git a/bfd/libaout.h b/bfd/libaout.h index 0348463..bc8caea 100644 --- a/bfd/libaout.h +++ b/bfd/libaout.h @@ -48,6 +48,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ weird scope. */ struct external_exec; struct external_nlist; +struct reloc_ext_external; +struct reloc_std_external; /* Back-end information for various a.out targets. */ struct aout_backend_data @@ -77,25 +79,6 @@ struct aout_backend_data to the size of the text section in the file for alignment purposes but does *not* get counted in the length of the text section. */ unsigned char exec_header_not_counted; - - /* A callback function to read in the dynamic symbols of an object - which is dynamically linked. This returns the number of symbols - read (or -1 on error) and sets *SYMS to a buffer holding an array - of external_nlist structures and *STRS and *STRSIZE to the - associated string table. (This interface works for SunOS, but - can be changed if some other interface is better for some other - shared library implementation). */ - bfd_size_type (*read_dynamic_symbols) PARAMS ((bfd *, - struct external_nlist **syms, - char **strs, - bfd_size_type *strsize)); - - /* A callback function to read in the dynamic relocs of an object - which is dynamically linked. This returns the number of relocs - read (or -1 on error) and sets *RELOCS to a buffer holding an - array of external reloc structures (the type depends upon the - type of object file). */ - bfd_size_type (*read_dynamic_relocs) PARAMS ((bfd *, PTR *relocs)); }; #define aout_backend_info(abfd) \ ((CONST struct aout_backend_data *)((abfd)->xvec->backend_data)) @@ -318,6 +301,13 @@ asymbol * NAME(aout,make_empty_symbol) PARAMS ((bfd *abfd)); boolean +NAME(aout,translate_symbol_table) PARAMS ((bfd *, aout_symbol_type *, + struct external_nlist *, + bfd_size_type, char *, + bfd_size_type, + boolean dynamic)); + +boolean NAME(aout,slurp_symbol_table) PARAMS ((bfd *abfd)); boolean @@ -332,6 +322,13 @@ NAME(aout,get_symtab_upper_bound) PARAMS ((bfd *abfd)); long NAME(aout,get_symtab) PARAMS ((bfd *abfd, asymbol **location)); +void +NAME(aout,swap_ext_reloc_in) PARAMS ((bfd *, struct reloc_ext_external *, + arelent *, asymbol **)); +void +NAME(aout,swap_std_reloc_in) PARAMS ((bfd *, struct reloc_std_external *, + arelent *, asymbol **)); + boolean NAME(aout,slurp_reloc_table) PARAMS ((bfd *abfd, sec_ptr asect, asymbol **symbols));