X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Fcoff-rs6000.c;h=fdf3162bb7c9ca48263fcae009efdcdceee7484d;hb=73ff0d563cc293d039736e9fc3dc335d88b5c586;hp=f837a08414aa93415b97e74b131e0ab4f5b1f7b8;hpb=867d923d18ef7eed7d016fdc04e8cf494d3c5db4;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/coff-rs6000.c b/bfd/coff-rs6000.c index f837a08414..fdf3162bb7 100644 --- a/bfd/coff-rs6000.c +++ b/bfd/coff-rs6000.c @@ -1,10 +1,11 @@ /* BFD back-end for IBM RS/6000 "XCOFF" files. - Copyright 1990, 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc. + Copyright 1990-1999, 2000, 2001, 2002 + Free Software Foundation, Inc. FIXME: Can someone provide a transliteration of this name into ASCII? Using the following chars caused a compiler warning on HIUX (so I replaced them with octal escapes), and isn't useful without an understanding of what character set it is. - Written by Metin G. Ozisik, Mimi Ph\373\364ng-Th\345o V\365, + Written by Metin G. Ozisik, Mimi Ph\373\364ng-Th\345o V\365, and John Gilmore. Archive support from Damon A. Permezel. Contributed by IBM Corporation and Cygnus Support. @@ -25,52 +26,201 @@ You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -/* Internalcoff.h and coffcode.h modify themselves based on this flag. */ -#define RS6000COFF_C 1 - #include "bfd.h" #include "sysdep.h" +#include "bfdlink.h" #include "libbfd.h" -#include "obstack.h" #include "coff/internal.h" +#include "coff/xcoff.h" #include "coff/rs6000.h" #include "libcoff.h" +#include "libxcoff.h" + +extern boolean _bfd_xcoff_mkobject PARAMS ((bfd *)); +extern boolean _bfd_xcoff_copy_private_bfd_data PARAMS ((bfd *, bfd *)); +extern boolean _bfd_xcoff_is_local_label_name PARAMS ((bfd *, const char *)); +extern reloc_howto_type *_bfd_xcoff_reloc_type_lookup + PARAMS ((bfd *, bfd_reloc_code_real_type)); +extern boolean _bfd_xcoff_slurp_armap PARAMS ((bfd *)); +extern const bfd_target *_bfd_xcoff_archive_p PARAMS ((bfd *)); +extern PTR _bfd_xcoff_read_ar_hdr PARAMS ((bfd *)); +extern bfd *_bfd_xcoff_openr_next_archived_file PARAMS ((bfd *, bfd *)); +extern int _bfd_xcoff_stat_arch_elt PARAMS ((bfd *, struct stat *)); +extern boolean _bfd_xcoff_write_armap + PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int)); +extern boolean _bfd_xcoff_write_archive_contents PARAMS ((bfd *)); +extern int _bfd_xcoff_sizeof_headers PARAMS ((bfd *, boolean)); +extern void _bfd_xcoff_swap_sym_in PARAMS ((bfd *, PTR, PTR)); +extern unsigned int _bfd_xcoff_swap_sym_out PARAMS ((bfd *, PTR, PTR)); +extern void _bfd_xcoff_swap_aux_in PARAMS ((bfd *, PTR, int, int, int, int, PTR)); +extern unsigned int _bfd_xcoff_swap_aux_out PARAMS ((bfd *, PTR, int, int, int, int, PTR)); +static void xcoff_swap_reloc_in PARAMS ((bfd *, PTR, PTR)); +static unsigned int xcoff_swap_reloc_out PARAMS ((bfd *, PTR, PTR)); + +/* Forward declare xcoff_rtype2howto for coffcode.h macro. */ +void xcoff_rtype2howto PARAMS ((arelent *, struct internal_reloc *)); + +/* coffcode.h needs these to be defined. */ +#define RS6000COFF_C 1 + +#define SELECT_RELOC(internal, howto) \ + { \ + internal.r_type = howto->type; \ + internal.r_size = \ + ((howto->complain_on_overflow == complain_overflow_signed \ + ? 0x80 \ + : 0) \ + | (howto->bitsize - 1)); \ + } + +#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3) +#define COFF_LONG_FILENAMES +#define NO_COFF_SYMBOLS +#define RTYPE2HOWTO(cache_ptr, dst) xcoff_rtype2howto (cache_ptr, dst) +#define coff_mkobject _bfd_xcoff_mkobject +#define coff_bfd_copy_private_bfd_data _bfd_xcoff_copy_private_bfd_data +#define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name +#define coff_bfd_reloc_type_lookup _bfd_xcoff_reloc_type_lookup +#ifdef AIX_CORE +extern const bfd_target * rs6000coff_core_p PARAMS ((bfd *abfd)); +extern boolean rs6000coff_core_file_matches_executable_p + PARAMS ((bfd *cbfd, bfd *ebfd)); +extern char *rs6000coff_core_file_failing_command PARAMS ((bfd *abfd)); +extern int rs6000coff_core_file_failing_signal PARAMS ((bfd *abfd)); +#define CORE_FILE_P rs6000coff_core_p +#define coff_core_file_failing_command \ + rs6000coff_core_file_failing_command +#define coff_core_file_failing_signal \ + rs6000coff_core_file_failing_signal +#define coff_core_file_matches_executable_p \ + rs6000coff_core_file_matches_executable_p +#else +#define CORE_FILE_P _bfd_dummy_target +#define coff_core_file_failing_command \ + _bfd_nocore_core_file_failing_command +#define coff_core_file_failing_signal \ + _bfd_nocore_core_file_failing_signal +#define coff_core_file_matches_executable_p \ + _bfd_nocore_core_file_matches_executable_p +#endif +#define coff_SWAP_sym_in _bfd_xcoff_swap_sym_in +#define coff_SWAP_sym_out _bfd_xcoff_swap_sym_out +#define coff_SWAP_aux_in _bfd_xcoff_swap_aux_in +#define coff_SWAP_aux_out _bfd_xcoff_swap_aux_out +#define coff_swap_reloc_in xcoff_swap_reloc_in +#define coff_swap_reloc_out xcoff_swap_reloc_out +#define NO_COFF_RELOCS + +#include "coffcode.h" /* The main body of code is in coffcode.h. */ -static boolean xcoff_mkobject PARAMS ((bfd *)); -static boolean xcoff_copy_private_bfd_data PARAMS ((bfd *, bfd *)); -static void xcoff_rtype2howto - PARAMS ((arelent *, struct internal_reloc *)); -static reloc_howto_type *xcoff_reloc_type_lookup - PARAMS ((bfd *, bfd_reloc_code_real_type)); -static boolean xcoff_slurp_armap PARAMS ((bfd *)); -static const bfd_target *xcoff_archive_p PARAMS ((bfd *)); -static PTR xcoff_read_ar_hdr PARAMS ((bfd *)); -static bfd *xcoff_openr_next_archived_file PARAMS ((bfd *, bfd *)); -static int xcoff_generic_stat_arch_elt PARAMS ((bfd *, struct stat *)); static const char *normalize_filename PARAMS ((bfd *)); -static boolean xcoff_write_armap +static boolean xcoff_write_armap_old PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int)); -static boolean xcoff_write_archive_contents PARAMS ((bfd *)); - +static boolean xcoff_write_armap_big + PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int)); +static boolean xcoff_write_archive_contents_old PARAMS ((bfd *)); +static boolean xcoff_write_archive_contents_big PARAMS ((bfd *)); +static void xcoff_swap_ldhdr_in + PARAMS ((bfd *, const PTR, struct internal_ldhdr *)); +static void xcoff_swap_ldhdr_out + PARAMS ((bfd *, const struct internal_ldhdr *, PTR)); +static void xcoff_swap_ldsym_in + PARAMS ((bfd *, const PTR, struct internal_ldsym *)); +static void xcoff_swap_ldsym_out + PARAMS ((bfd *, const struct internal_ldsym *, PTR)); +static void xcoff_swap_ldrel_in + PARAMS ((bfd *, const PTR, struct internal_ldrel *)); +static void xcoff_swap_ldrel_out + PARAMS ((bfd *, const struct internal_ldrel *, PTR)); +static boolean xcoff_ppc_relocate_section + PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, + struct internal_reloc *, struct internal_syment *, asection **)); +static boolean _bfd_xcoff_put_ldsymbol_name + PARAMS ((bfd *, struct xcoff_loader_info *, struct internal_ldsym *, + const char *)); +static asection *xcoff_create_csect_from_smclas + PARAMS ((bfd *, union internal_auxent *, const char *)); +static boolean xcoff_is_lineno_count_overflow PARAMS ((bfd *, bfd_vma)); +static boolean xcoff_is_reloc_count_overflow PARAMS ((bfd *, bfd_vma)); +static bfd_vma xcoff_loader_symbol_offset + PARAMS ((bfd *, struct internal_ldhdr *)); +static bfd_vma xcoff_loader_reloc_offset + PARAMS ((bfd *, struct internal_ldhdr *)); +static boolean xcoff_generate_rtinit + PARAMS((bfd *, const char *, const char *, boolean)); +static boolean do_pad PARAMS((bfd *, unsigned int)); +static boolean do_copy PARAMS((bfd *, bfd *)); +static boolean do_shared_object_padding PARAMS ((bfd *, bfd *, ufile_ptr *, int)); + +/* Relocation functions */ +static boolean xcoff_reloc_type_br PARAMS ((XCOFF_RELOC_FUNCTION_ARGS)); + +static boolean xcoff_complain_overflow_dont_func + PARAMS ((XCOFF_COMPLAIN_FUNCTION_ARGS)); +static boolean xcoff_complain_overflow_bitfield_func + PARAMS ((XCOFF_COMPLAIN_FUNCTION_ARGS)); +static boolean xcoff_complain_overflow_signed_func + PARAMS ((XCOFF_COMPLAIN_FUNCTION_ARGS)); +static boolean xcoff_complain_overflow_unsigned_func + PARAMS ((XCOFF_COMPLAIN_FUNCTION_ARGS)); + +boolean (*xcoff_calculate_relocation[XCOFF_MAX_CALCULATE_RELOCATION]) + (XCOFF_RELOC_FUNCTION_ARGS) = +{ + xcoff_reloc_type_pos, /* R_POS (0x00) */ + xcoff_reloc_type_neg, /* R_NEG (0x01) */ + xcoff_reloc_type_rel, /* R_REL (0x02) */ + xcoff_reloc_type_toc, /* R_TOC (0x03) */ + xcoff_reloc_type_fail, /* R_RTB (0x04) */ + xcoff_reloc_type_toc, /* R_GL (0x05) */ + xcoff_reloc_type_toc, /* R_TCL (0x06) */ + xcoff_reloc_type_fail, /* (0x07) */ + xcoff_reloc_type_ba, /* R_BA (0x08) */ + xcoff_reloc_type_fail, /* (0x09) */ + xcoff_reloc_type_br, /* R_BR (0x0a) */ + xcoff_reloc_type_fail, /* (0x0b) */ + xcoff_reloc_type_pos, /* R_RL (0x0c) */ + xcoff_reloc_type_pos, /* R_RLA (0x0d) */ + xcoff_reloc_type_fail, /* (0x0e) */ + xcoff_reloc_type_noop, /* R_REF (0x0f) */ + xcoff_reloc_type_fail, /* (0x10) */ + xcoff_reloc_type_fail, /* (0x11) */ + xcoff_reloc_type_toc, /* R_TRL (0x12) */ + xcoff_reloc_type_toc, /* R_TRLA (0x13) */ + xcoff_reloc_type_fail, /* R_RRTBI (0x14) */ + xcoff_reloc_type_fail, /* R_RRTBA (0x15) */ + xcoff_reloc_type_ba, /* R_CAI (0x16) */ + xcoff_reloc_type_crel, /* R_CREL (0x17) */ + xcoff_reloc_type_ba, /* R_RBA (0x18) */ + xcoff_reloc_type_ba, /* R_RBAC (0x19) */ + xcoff_reloc_type_br, /* R_RBR (0x1a) */ + xcoff_reloc_type_ba, /* R_RBRC (0x1b) */ +}; + +boolean (*xcoff_complain_overflow[XCOFF_MAX_COMPLAIN_OVERFLOW]) + (XCOFF_COMPLAIN_FUNCTION_ARGS) = +{ + xcoff_complain_overflow_dont_func, + xcoff_complain_overflow_bitfield_func, + xcoff_complain_overflow_signed_func, + xcoff_complain_overflow_unsigned_func, +}; + /* We use our own tdata type. Its first field is the COFF tdata type, so the COFF routines are compatible. */ -static boolean -xcoff_mkobject (abfd) +boolean +_bfd_xcoff_mkobject (abfd) bfd *abfd; { coff_data_type *coff; + bfd_size_type amt = sizeof (struct xcoff_tdata); - abfd->tdata.xcoff_obj_data = - ((struct xcoff_tdata *) - bfd_zalloc (abfd, sizeof (struct xcoff_tdata))); + abfd->tdata.xcoff_obj_data = (struct xcoff_tdata *) bfd_zalloc (abfd, amt); if (abfd->tdata.xcoff_obj_data == NULL) - { - bfd_set_error (bfd_error_no_memory); - return false; - } + return false; coff = coff_data (abfd); coff->symbols = (coff_symbol_type *) NULL; coff->conversion_table = (unsigned int *) NULL; @@ -86,17 +236,21 @@ xcoff_mkobject (abfd) xcoff_data (abfd)->csects = NULL; xcoff_data (abfd)->debug_indices = NULL; + /* text section alignment is different than the default */ + /* xcoff_data (abfd)->text_align_power = 5; */ + return true; } /* Copy XCOFF data from one BFD to another. */ -static boolean -xcoff_copy_private_bfd_data (ibfd, obfd) +boolean +_bfd_xcoff_copy_private_bfd_data (ibfd, obfd) bfd *ibfd; bfd *obfd; { struct xcoff_tdata *ix, *ox; + asection *sec; if (ibfd->xvec != obfd->xvec) return true; @@ -104,14 +258,26 @@ xcoff_copy_private_bfd_data (ibfd, obfd) ox = xcoff_data (obfd); ox->full_aouthdr = ix->full_aouthdr; ox->toc = ix->toc; - if (ix->toc_section == NULL) - ox->toc_section = NULL; + if (ix->sntoc == 0) + ox->sntoc = 0; else - ox->toc_section = ix->toc_section->output_section; - if (ix->entry_section == NULL) - ox->entry_section = NULL; + { + sec = coff_section_from_bfd_index (ibfd, ix->sntoc); + if (sec == NULL) + ox->sntoc = 0; + else + ox->sntoc = sec->output_section->target_index; + } + if (ix->snentry == 0) + ox->snentry = 0; else - ox->entry_section = ix->entry_section->output_section; + { + sec = coff_section_from_bfd_index (ibfd, ix->snentry); + if (sec == NULL) + ox->snentry = 0; + else + ox->snentry = sec->output_section->target_index; + } ox->text_align_power = ix->text_align_power; ox->data_align_power = ix->data_align_power; ox->modtype = ix->modtype; @@ -120,6 +286,287 @@ xcoff_copy_private_bfd_data (ibfd, obfd) ox->maxstack = ix->maxstack; return true; } + +/* I don't think XCOFF really has a notion of local labels based on + name. This will mean that ld -X doesn't actually strip anything. + The AIX native linker does not have a -X option, and it ignores the + -x option. */ + +boolean +_bfd_xcoff_is_local_label_name (abfd, name) + bfd *abfd ATTRIBUTE_UNUSED; + const char *name ATTRIBUTE_UNUSED; +{ + return false; +} + +void +_bfd_xcoff_swap_sym_in (abfd, ext1, in1) + bfd *abfd; + PTR ext1; + PTR in1; +{ + SYMENT *ext = (SYMENT *)ext1; + struct internal_syment * in = (struct internal_syment *)in1; + + if (ext->e.e_name[0] != 0) + { + memcpy(in->_n._n_name, ext->e.e_name, SYMNMLEN); + } + else + { + in->_n._n_n._n_zeroes = 0; + in->_n._n_n._n_offset = H_GET_32 (abfd, ext->e.e.e_offset); + } + + in->n_value = H_GET_32 (abfd, ext->e_value); + in->n_scnum = H_GET_16 (abfd, ext->e_scnum); + in->n_type = H_GET_16 (abfd, ext->e_type); + in->n_sclass = H_GET_8 (abfd, ext->e_sclass); + in->n_numaux = H_GET_8 (abfd, ext->e_numaux); +} + +unsigned int +_bfd_xcoff_swap_sym_out (abfd, inp, extp) + bfd *abfd; + PTR inp; + PTR extp; +{ + struct internal_syment *in = (struct internal_syment *)inp; + SYMENT *ext =(SYMENT *)extp; + + if (in->_n._n_name[0] != 0) + { + memcpy(ext->e.e_name, in->_n._n_name, SYMNMLEN); + } + else + { + H_PUT_32 (abfd, 0, ext->e.e.e_zeroes); + H_PUT_32 (abfd, in->_n._n_n._n_offset, ext->e.e.e_offset); + } + + H_PUT_32 (abfd, in->n_value, ext->e_value); + H_PUT_16 (abfd, in->n_scnum, ext->e_scnum); + H_PUT_16 (abfd, in->n_type, ext->e_type); + H_PUT_8 (abfd, in->n_sclass, ext->e_sclass); + H_PUT_8 (abfd, in->n_numaux, ext->e_numaux); + return bfd_coff_symesz (abfd); +} + +void +_bfd_xcoff_swap_aux_in (abfd, ext1, type, class, indx, numaux, in1) + bfd *abfd; + PTR ext1; + int type; + int class; + int indx; + int numaux; + PTR in1; +{ + AUXENT * ext = (AUXENT *)ext1; + union internal_auxent *in = (union internal_auxent *)in1; + + switch (class) + { + case C_FILE: + if (ext->x_file.x_fname[0] == 0) + { + in->x_file.x_n.x_zeroes = 0; + in->x_file.x_n.x_offset = + H_GET_32 (abfd, ext->x_file.x_n.x_offset); + } + else + { + if (numaux > 1) + { + if (indx == 0) + memcpy (in->x_file.x_fname, ext->x_file.x_fname, + numaux * sizeof (AUXENT)); + } + else + { + memcpy (in->x_file.x_fname, ext->x_file.x_fname, FILNMLEN); + } + } + goto end; + + /* RS/6000 "csect" auxents */ + case C_EXT: + case C_HIDEXT: + if (indx + 1 == numaux) + { + in->x_csect.x_scnlen.l = H_GET_32 (abfd, ext->x_csect.x_scnlen); + in->x_csect.x_parmhash = H_GET_32 (abfd, ext->x_csect.x_parmhash); + in->x_csect.x_snhash = H_GET_16 (abfd, ext->x_csect.x_snhash); + /* We don't have to hack bitfields in x_smtyp because it's + defined by shifts-and-ands, which are equivalent on all + byte orders. */ + in->x_csect.x_smtyp = H_GET_8 (abfd, ext->x_csect.x_smtyp); + in->x_csect.x_smclas = H_GET_8 (abfd, ext->x_csect.x_smclas); + in->x_csect.x_stab = H_GET_32 (abfd, ext->x_csect.x_stab); + in->x_csect.x_snstab = H_GET_16 (abfd, ext->x_csect.x_snstab); + goto end; + } + break; + + case C_STAT: + case C_LEAFSTAT: + case C_HIDDEN: + if (type == T_NULL) + { + in->x_scn.x_scnlen = H_GET_32 (abfd, ext->x_scn.x_scnlen); + in->x_scn.x_nreloc = H_GET_16 (abfd, ext->x_scn.x_nreloc); + in->x_scn.x_nlinno = H_GET_16 (abfd, ext->x_scn.x_nlinno); + /* PE defines some extra fields; we zero them out for + safety. */ + in->x_scn.x_checksum = 0; + in->x_scn.x_associated = 0; + in->x_scn.x_comdat = 0; + + goto end; + } + break; + } + + in->x_sym.x_tagndx.l = H_GET_32 (abfd, ext->x_sym.x_tagndx); + in->x_sym.x_tvndx = H_GET_16 (abfd, ext->x_sym.x_tvndx); + + if (class == C_BLOCK || class == C_FCN || ISFCN (type) || ISTAG (class)) + { + in->x_sym.x_fcnary.x_fcn.x_lnnoptr = + H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_lnnoptr); + in->x_sym.x_fcnary.x_fcn.x_endndx.l = + H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_endndx); + } + else + { + in->x_sym.x_fcnary.x_ary.x_dimen[0] = + H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[0]); + in->x_sym.x_fcnary.x_ary.x_dimen[1] = + H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[1]); + in->x_sym.x_fcnary.x_ary.x_dimen[2] = + H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[2]); + in->x_sym.x_fcnary.x_ary.x_dimen[3] = + H_GET_16 (abfd, ext->x_sym.x_fcnary.x_ary.x_dimen[3]); + } + + if (ISFCN (type)) + { + in->x_sym.x_misc.x_fsize = H_GET_32 (abfd, ext->x_sym.x_misc.x_fsize); + } + else + { + in->x_sym.x_misc.x_lnsz.x_lnno = + H_GET_16 (abfd, ext->x_sym.x_misc.x_lnsz.x_lnno); + in->x_sym.x_misc.x_lnsz.x_size = + H_GET_16 (abfd, ext->x_sym.x_misc.x_lnsz.x_size); + } + + end: ; + /* The semicolon is because MSVC doesn't like labels at + end of block. */ +} + + +unsigned int _bfd_xcoff_swap_aux_out PARAMS ((bfd *, PTR, int, int, int, int, PTR)); + +unsigned int +_bfd_xcoff_swap_aux_out (abfd, inp, type, class, indx, numaux, extp) + bfd * abfd; + PTR inp; + int type; + int class; + int indx ATTRIBUTE_UNUSED; + int numaux ATTRIBUTE_UNUSED; + PTR extp; +{ + union internal_auxent *in = (union internal_auxent *)inp; + AUXENT *ext = (AUXENT *)extp; + + memset((PTR)ext, 0, bfd_coff_auxesz (abfd)); + switch (class) + { + case C_FILE: + if (in->x_file.x_fname[0] == 0) + { + H_PUT_32 (abfd, 0, ext->x_file.x_n.x_zeroes); + H_PUT_32 (abfd, in->x_file.x_n.x_offset, ext->x_file.x_n.x_offset); + } + else + { + memcpy (ext->x_file.x_fname, in->x_file.x_fname, FILNMLEN); + } + goto end; + + /* RS/6000 "csect" auxents */ + case C_EXT: + case C_HIDEXT: + if (indx + 1 == numaux) + { + H_PUT_32 (abfd, in->x_csect.x_scnlen.l, ext->x_csect.x_scnlen); + H_PUT_32 (abfd, in->x_csect.x_parmhash, ext->x_csect.x_parmhash); + H_PUT_16 (abfd, in->x_csect.x_snhash, ext->x_csect.x_snhash); + /* We don't have to hack bitfields in x_smtyp because it's + defined by shifts-and-ands, which are equivalent on all + byte orders. */ + H_PUT_8 (abfd, in->x_csect.x_smtyp, ext->x_csect.x_smtyp); + H_PUT_8 (abfd, in->x_csect.x_smclas, ext->x_csect.x_smclas); + H_PUT_32 (abfd, in->x_csect.x_stab, ext->x_csect.x_stab); + H_PUT_16 (abfd, in->x_csect.x_snstab, ext->x_csect.x_snstab); + goto end; + } + break; + + case C_STAT: + case C_LEAFSTAT: + case C_HIDDEN: + if (type == T_NULL) + { + H_PUT_32 (abfd, in->x_scn.x_scnlen, ext->x_scn.x_scnlen); + H_PUT_16 (abfd, in->x_scn.x_nreloc, ext->x_scn.x_nreloc); + H_PUT_16 (abfd, in->x_scn.x_nlinno, ext->x_scn.x_nlinno); + goto end; + } + break; + } + + H_PUT_32 (abfd, in->x_sym.x_tagndx.l, ext->x_sym.x_tagndx); + H_PUT_16 (abfd, in->x_sym.x_tvndx, ext->x_sym.x_tvndx); + + if (class == C_BLOCK || class == C_FCN || ISFCN (type) || ISTAG (class)) + { + H_PUT_32 (abfd, in->x_sym.x_fcnary.x_fcn.x_lnnoptr, + ext->x_sym.x_fcnary.x_fcn.x_lnnoptr); + H_PUT_32 (abfd, in->x_sym.x_fcnary.x_fcn.x_endndx.l, + ext->x_sym.x_fcnary.x_fcn.x_endndx); + } + else + { + H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[0], + ext->x_sym.x_fcnary.x_ary.x_dimen[0]); + H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[1], + ext->x_sym.x_fcnary.x_ary.x_dimen[1]); + H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[2], + ext->x_sym.x_fcnary.x_ary.x_dimen[2]); + H_PUT_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[3], + ext->x_sym.x_fcnary.x_ary.x_dimen[3]); + } + + if (ISFCN (type)) + H_PUT_32 (abfd, in->x_sym.x_misc.x_fsize, ext->x_sym.x_misc.x_fsize); + else + { + H_PUT_16 (abfd, in->x_sym.x_misc.x_lnsz.x_lnno, + ext->x_sym.x_misc.x_lnsz.x_lnno); + H_PUT_16 (abfd, in->x_sym.x_misc.x_lnsz.x_size, + ext->x_sym.x_misc.x_lnsz.x_size); + } + +end: + return bfd_coff_auxesz (abfd); +} + + /* The XCOFF reloc table. Actually, XCOFF relocations specify the bitsize and whether they are signed or not, along with a @@ -127,413 +574,457 @@ xcoff_copy_private_bfd_data (ibfd, obfd) different algorithms for putting in the reloc. Many of these relocs need special_function entries, which I have not written. */ -static reloc_howto_type xcoff_howto_table[] = + +reloc_howto_type xcoff_howto_table[] = { /* Standard 32 bit relocation. */ - HOWTO (0, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_POS, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_POS", /* name */ - true, /* partial_inplace */ - 0xffffffff, /* src_mask */ - 0xffffffff, /* dst_mask */ + 0, /* special_function */ + "R_POS", /* name */ + true, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ false), /* pcrel_offset */ /* 32 bit relocation, but store negative value. */ - HOWTO (1, /* type */ - 0, /* rightshift */ - -2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_NEG, /* type */ + 0, /* rightshift */ + -2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_NEG", /* name */ - true, /* partial_inplace */ - 0xffffffff, /* src_mask */ - 0xffffffff, /* dst_mask */ + 0, /* special_function */ + "R_NEG", /* name */ + true, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ false), /* pcrel_offset */ /* 32 bit PC relative relocation. */ - HOWTO (2, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - true, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_REL, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + true, /* pc_relative */ + 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ - 0, /* special_function */ - "R_REL", /* name */ - true, /* partial_inplace */ - 0xffffffff, /* src_mask */ - 0xffffffff, /* dst_mask */ + 0, /* special_function */ + "R_REL", /* name */ + true, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ false), /* pcrel_offset */ - + /* 16 bit TOC relative relocation. */ - HOWTO (3, /* type */ - 0, /* rightshift */ - 1, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_TOC, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_TOC", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_TOC", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - + /* I don't really know what this is. */ - HOWTO (4, /* type */ - 1, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_RTB, /* type */ + 1, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_RTB", /* name */ - true, /* partial_inplace */ - 0xffffffff, /* src_mask */ - 0xffffffff, /* dst_mask */ + 0, /* special_function */ + "R_RTB", /* name */ + true, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ false), /* pcrel_offset */ - + /* External TOC relative symbol. */ - HOWTO (5, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_GL, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_GL", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_GL", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - + /* Local TOC relative symbol. */ - HOWTO (6, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_TCL, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_TCL", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_TCL", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - - { 7 }, - + + EMPTY_HOWTO (7), + /* Non modifiable absolute branch. */ - HOWTO (8, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 26, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_BA, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 26, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_BA", /* name */ - true, /* partial_inplace */ - 0x3fffffc, /* src_mask */ - 0x3fffffc, /* dst_mask */ + 0, /* special_function */ + "R_BA_26", /* name */ + true, /* partial_inplace */ + 0x3fffffc, /* src_mask */ + 0x3fffffc, /* dst_mask */ false), /* pcrel_offset */ - - { 9 }, + + EMPTY_HOWTO (9), /* Non modifiable relative branch. */ - HOWTO (0xa, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 26, /* bitsize */ - true, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_BR, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 26, /* bitsize */ + true, /* pc_relative */ + 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ - 0, /* special_function */ - "R_BR", /* name */ - true, /* partial_inplace */ - 0x3fffffc, /* src_mask */ - 0x3fffffc, /* dst_mask */ + 0, /* special_function */ + "R_BR", /* name */ + true, /* partial_inplace */ + 0x3fffffc, /* src_mask */ + 0x3fffffc, /* dst_mask */ false), /* pcrel_offset */ - - { 0xb }, + + EMPTY_HOWTO (0xb), /* Indirect load. */ - HOWTO (0xc, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_RL, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_RL", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_RL", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - + /* Load address. */ - HOWTO (0xd, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_RLA, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_RLA", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_RLA", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - - { 0xe }, - + + EMPTY_HOWTO (0xe), + /* Non-relocating reference. */ - HOWTO (0xf, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_REF, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_REF", /* name */ - false, /* partial_inplace */ - 0, /* src_mask */ - 0, /* dst_mask */ + 0, /* special_function */ + "R_REF", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ false), /* pcrel_offset */ - - { 0x10 }, - { 0x11 }, - + + EMPTY_HOWTO (0x10), + EMPTY_HOWTO (0x11), + /* TOC relative indirect load. */ - HOWTO (0x12, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_TRL, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_TRL", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_TRL", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - + /* TOC relative load address. */ - HOWTO (0x13, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_TRLA, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_TRLA", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_TRLA", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - + /* Modifiable relative branch. */ - HOWTO (0x14, /* type */ - 1, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_RRTBI, /* type */ + 1, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_RRTBI", /* name */ - true, /* partial_inplace */ - 0xffffffff, /* src_mask */ - 0xffffffff, /* dst_mask */ + 0, /* special_function */ + "R_RRTBI", /* name */ + true, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ false), /* pcrel_offset */ - + /* Modifiable absolute branch. */ - HOWTO (0x15, /* type */ - 1, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_RRTBA, /* type */ + 1, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_RRTBA", /* name */ - true, /* partial_inplace */ - 0xffffffff, /* src_mask */ - 0xffffffff, /* dst_mask */ + 0, /* special_function */ + "R_RRTBA", /* name */ + true, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ false), /* pcrel_offset */ - + /* Modifiable call absolute indirect. */ - HOWTO (0x16, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_CAI, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_CAI", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_CAI", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - + /* Modifiable call relative. */ - HOWTO (0x17, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_CREL, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_CREL", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_CREL", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - + /* Modifiable branch absolute. */ - HOWTO (0x18, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_RBA, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 26, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_RBA", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_RBA", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - + /* Modifiable branch absolute. */ - HOWTO (0x19, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_RBAC, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_RBAC", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_RBAC", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - + /* Modifiable branch relative. */ - HOWTO (0x1a, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 26, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_RBR, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 26, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ - 0, /* special_function */ - "R_RBR", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ + 0, /* special_function */ + "R_RBR_26", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ false), /* pcrel_offset */ - + /* Modifiable branch absolute. */ - HOWTO (0x1b, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ + HOWTO (R_RBRC, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + 0, /* special_function */ + "R_RBRC", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ + false), /* pcrel_offset */ + + /* 16 bit Non modifiable absolute branch. */ + HOWTO (R_BA, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ - 0, /* special_function */ - "R_RBRC", /* name */ - true, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ - false) /* pcrel_offset */ + 0, /* special_function */ + "R_BA_16", /* name */ + true, /* partial_inplace */ + 0xfffc, /* src_mask */ + 0xfffc, /* dst_mask */ + false), /* pcrel_offset */ + + /* Modifiable branch relative. */ + HOWTO (R_RBR, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + 0, /* special_function */ + "R_RBR_16", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ + false), /* pcrel_offset */ + + /* Modifiable branch relative. */ + HOWTO (R_RBA, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + 0, /* special_function */ + "R_RBA_16", /* name */ + true, /* partial_inplace */ + 0xffff, /* src_mask */ + 0xffff, /* dst_mask */ + false), /* pcrel_offset */ + }; -static void +void xcoff_rtype2howto (relent, internal) arelent *relent; struct internal_reloc *internal; { - relent->howto = xcoff_howto_table + internal->r_type; + if (internal->r_type > R_RBRC) + abort (); + /* Default howto layout works most of the time */ + relent->howto = &xcoff_howto_table[internal->r_type]; + + /* Special case some 16 bit reoloc */ + if (15 == (internal->r_size & 0x1f)) + { + if (R_BA == internal->r_type) + relent->howto = &xcoff_howto_table[0x1c]; + else if (R_RBR == internal->r_type) + relent->howto = &xcoff_howto_table[0x1d]; + else if (R_RBA == internal->r_type) + relent->howto = &xcoff_howto_table[0x1e]; + } + /* The r_size field of an XCOFF reloc encodes the bitsize of the relocation, as well as indicating whether it is signed or not. Doublecheck that the relocation information gathered from the - type matches this information. */ - if (relent->howto->bitsize != ((unsigned int) internal->r_size & 0x1f) + 1) - abort (); -#if 0 - if ((internal->r_size & 0x80) != 0 - ? (relent->howto->complain_on_overflow != complain_overflow_signed) - : (relent->howto->complain_on_overflow != complain_overflow_bitfield)) + type matches this information. The bitsize is not significant + for R_REF relocs. */ + if (relent->howto->dst_mask != 0 + && (relent->howto->bitsize + != ((unsigned int) internal->r_size & 0x1f) + 1)) abort (); -#endif + + /* Put a meaningful value in addend */ + relent->addend = (internal->r_size & 0x80) ? - internal->r_vaddr + : internal->r_vaddr; } -static reloc_howto_type * -xcoff_reloc_type_lookup (abfd, code) - bfd *abfd; +reloc_howto_type * +_bfd_xcoff_reloc_type_lookup (abfd, code) + bfd *abfd ATTRIBUTE_UNUSED; bfd_reloc_code_real_type code; { switch (code) { case BFD_RELOC_PPC_B26: return &xcoff_howto_table[0xa]; + case BFD_RELOC_PPC_BA16: + return &xcoff_howto_table[0x1c]; case BFD_RELOC_PPC_BA26: return &xcoff_howto_table[8]; case BFD_RELOC_PPC_TOC16: return &xcoff_howto_table[3]; case BFD_RELOC_32: + case BFD_RELOC_CTOR: return &xcoff_howto_table[0]; default: return NULL; } } -#define SELECT_RELOC(internal, howto) \ - { \ - internal.r_type = howto->type; \ - internal.r_size = \ - ((howto->complain_on_overflow == complain_overflow_signed \ - ? 0x80 \ - : 0) \ - | (howto->bitsize - 1)); \ - } - -#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3) - -#define COFF_LONG_FILENAMES - -#define RTYPE2HOWTO(cache_ptr, dst) xcoff_rtype2howto (cache_ptr, dst) - -#define coff_mkobject xcoff_mkobject -#define coff_bfd_copy_private_bfd_data xcoff_copy_private_bfd_data -#define coff_bfd_reloc_type_lookup xcoff_reloc_type_lookup -#define coff_relocate_section _bfd_ppc_xcoff_relocate_section - -#include "coffcode.h" /* XCOFF archive support. The original version of this code was by Damon A. Permezel. It was enhanced to permit cross support, and @@ -564,180 +1055,168 @@ xcoff_reloc_type_lookup (abfd, code) binary number which is the number of entries. This is followed by a that many four byte binary numbers; each is the file offset of an entry in the archive. These numbers are followed by a series of - null terminated strings, which are symbol names. */ - -/* XCOFF archives use this as a magic string. */ + null terminated strings, which are symbol names. -#define XCOFFARMAG "\012" -#define SXCOFFARMAG 8 + AIX 4.3 introduced a new archive format which can handle larger + files and also 32- and 64-bit objects in the same archive. The + things said above remain true except that there is now more than + one global symbol table. The one is used to index 32-bit objects, + the other for 64-bit objects. -/* This terminates an XCOFF archive member name. */ + The new archives (recognizable by the new ARMAG string) has larger + field lengths so that we cannot really share any code. Also we have + to take care that we are not generating the new form of archives + on AIX 4.2 or earlier systems. */ -#define XCOFFARFMAG "`\012" -#define SXCOFFARFMAG 2 +/* XCOFF archives use this as a magic string. Note that both strings + have the same length. */ -/* XCOFF archives start with this (printable) structure. */ +/* Set the magic for archive. */ -struct xcoff_ar_file_hdr +boolean +bfd_xcoff_ar_archive_set_magic (abfd, magic) + bfd *abfd ATTRIBUTE_UNUSED; + char *magic ATTRIBUTE_UNUSED; { - /* Magic string. */ - char magic[SXCOFFARMAG]; + /* Not supported yet. */ + return false; + /* bfd_xcoff_archive_set_magic (abfd, magic); */ +} - /* Offset of the member table (decimal ASCII string). */ - char memoff[12]; +/* Read in the armap of an XCOFF archive. */ - /* Offset of the global symbol table (decimal ASCII string). */ - char symoff[12]; +boolean +_bfd_xcoff_slurp_armap (abfd) + bfd *abfd; +{ + file_ptr off; + size_t namlen; + bfd_size_type sz; + bfd_byte *contents, *cend; + bfd_vma c, i; + carsym *arsym; + bfd_byte *p; - /* Offset of the first member in the archive (decimal ASCII string). */ - char firstmemoff[12]; + if (xcoff_ardata (abfd) == NULL) + { + bfd_has_map (abfd) = false; + return true; + } - /* Offset of the last member in the archive (decimal ASCII string). */ - char lastmemoff[12]; + if (! xcoff_big_format_p (abfd)) + { + /* This is for the old format. */ + struct xcoff_ar_hdr hdr; - /* Offset of the first member on the free list (decimal ASCII - string). */ - char freeoff[12]; -}; + off = strtol (xcoff_ardata (abfd)->symoff, (char **) NULL, 10); + if (off == 0) + { + bfd_has_map (abfd) = false; + return true; + } -#define SIZEOF_AR_FILE_HDR (5 * 12 + SXCOFFARMAG) + if (bfd_seek (abfd, off, SEEK_SET) != 0) + return false; -/* Each XCOFF archive member starts with this (printable) structure. */ + /* The symbol table starts with a normal archive header. */ + if (bfd_bread ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR, abfd) + != SIZEOF_AR_HDR) + return false; -struct xcoff_ar_hdr -{ - /* File size not including the header (decimal ASCII string). */ - char size[12]; + /* Skip the name (normally empty). */ + namlen = strtol (hdr.namlen, (char **) NULL, 10); + off = ((namlen + 1) & ~ (size_t) 1) + SXCOFFARFMAG; + if (bfd_seek (abfd, off, SEEK_CUR) != 0) + return false; - /* File offset of next archive member (decimal ASCII string). */ - char nextoff[12]; + sz = strtol (hdr.size, (char **) NULL, 10); - /* File offset of previous archive member (decimal ASCII string). */ - char prevoff[12]; - - /* File mtime (decimal ASCII string). */ - char date[12]; - - /* File UID (decimal ASCII string). */ - char uid[12]; - - /* File GID (decimal ASCII string). */ - char gid[12]; - - /* File mode (octal ASCII string). */ - char mode[12]; - - /* Length of file name (decimal ASCII string). */ - char namlen[4]; - - /* This structure is followed by the file name. The length of the - name is given in the namlen field. If the length of the name is - odd, the name is followed by a null byte. The name and optional - null byte are followed by XCOFFARFMAG, which is not included in - namlen. The contents of the archive member follow; the number of - bytes is given in the size field. */ -}; - -#define SIZEOF_AR_HDR (7 * 12 + 4) - -/* We store a copy of the xcoff_ar_file_hdr in the tdata field of the - artdata structure. */ -#define xcoff_ardata(abfd) \ - ((struct xcoff_ar_file_hdr *) bfd_ardata (abfd)->tdata) - -/* We store a copy of the xcoff_ar_hdr in the arelt_data field of an - archive element. */ -#define arch_eltdata(bfd) ((struct areltdata *) ((bfd)->arelt_data)) -#define arch_xhdr(bfd) \ - ((struct xcoff_ar_hdr *) arch_eltdata (bfd)->arch_header) - -/* XCOFF archives do not have anything which corresponds to an - extended name table. */ + /* Read in the entire symbol table. */ + contents = (bfd_byte *) bfd_alloc (abfd, sz); + if (contents == NULL) + return false; + if (bfd_bread ((PTR) contents, sz, abfd) != sz) + return false; -#define xcoff_slurp_extended_name_table bfd_false -#define xcoff_construct_extended_name_table \ - ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \ - bfd_false) -#define xcoff_truncate_arname bfd_dont_truncate_arname + /* The symbol table starts with a four byte count. */ + c = H_GET_32 (abfd, contents); -/* XCOFF archives do not have a timestamp. */ + if (c * 4 >= sz) + { + bfd_set_error (bfd_error_bad_value); + return false; + } -#define xcoff_update_armap_timestamp bfd_true + bfd_ardata (abfd)->symdefs = + ((carsym *) bfd_alloc (abfd, c * sizeof (carsym))); + if (bfd_ardata (abfd)->symdefs == NULL) + return false; -/* Read in the armap of an XCOFF archive. */ + /* After the count comes a list of four byte file offsets. */ + for (i = 0, arsym = bfd_ardata (abfd)->symdefs, p = contents + 4; + i < c; + ++i, ++arsym, p += 4) + arsym->file_offset = H_GET_32 (abfd, p); + } + else + { + /* This is for the new format. */ + struct xcoff_ar_hdr_big hdr; -static boolean -xcoff_slurp_armap (abfd) - bfd *abfd; -{ - file_ptr off; - struct xcoff_ar_hdr hdr; - size_t namlen; - bfd_size_type sz; - bfd_byte *contents, *cend; - unsigned int c, i; - carsym *arsym; - bfd_byte *p; + off = strtol (xcoff_ardata_big (abfd)->symoff, (char **) NULL, 10); + if (off == 0) + { + bfd_has_map (abfd) = false; + return true; + } - if (xcoff_ardata (abfd) == NULL) - { - bfd_has_map (abfd) = false; - return true; - } + if (bfd_seek (abfd, off, SEEK_SET) != 0) + return false; - off = strtol (xcoff_ardata (abfd)->symoff, (char **) NULL, 10); - if (off == 0) - { - bfd_has_map (abfd) = false; - return true; - } + /* The symbol table starts with a normal archive header. */ + if (bfd_bread ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd) + != SIZEOF_AR_HDR_BIG) + return false; - if (bfd_seek (abfd, off, SEEK_SET) != 0) - return false; + /* Skip the name (normally empty). */ + namlen = strtol (hdr.namlen, (char **) NULL, 10); + off = ((namlen + 1) & ~ (size_t) 1) + SXCOFFARFMAG; + if (bfd_seek (abfd, off, SEEK_CUR) != 0) + return false; - /* The symbol table starts with a normal archive header. */ - if (bfd_read ((PTR) &hdr, SIZEOF_AR_HDR, 1, abfd) != SIZEOF_AR_HDR) - return false; + /* XXX This actually has to be a call to strtoll (at least on 32-bit + machines) since the field width is 20 and there numbers with more + than 32 bits can be represented. */ + sz = strtol (hdr.size, (char **) NULL, 10); - /* Skip the name (normally empty). */ - namlen = strtol (hdr.namlen, (char **) NULL, 10); - if (bfd_seek (abfd, ((namlen + 1) & ~1) + SXCOFFARFMAG, SEEK_CUR) != 0) - return false; + /* Read in the entire symbol table. */ + contents = (bfd_byte *) bfd_alloc (abfd, sz); + if (contents == NULL) + return false; + if (bfd_bread ((PTR) contents, sz, abfd) != sz) + return false; - /* Read in the entire symbol table. */ - sz = strtol (hdr.size, (char **) NULL, 10); - contents = (bfd_byte *) bfd_alloc (abfd, sz); - if (contents == NULL) - { - bfd_set_error (bfd_error_no_memory); - return false; - } - if (bfd_read ((PTR) contents, 1, sz, abfd) != sz) - return false; + /* The symbol table starts with an eight byte count. */ + c = H_GET_64 (abfd, contents); - /* The symbol table starts with a four byte count. */ - c = bfd_h_get_32 (abfd, contents); + if (c * 8 >= sz) + { + bfd_set_error (bfd_error_bad_value); + return false; + } - if (c * 4 >= sz) - { - bfd_set_error (bfd_error_bad_value); - return false; - } + bfd_ardata (abfd)->symdefs = + ((carsym *) bfd_alloc (abfd, c * sizeof (carsym))); + if (bfd_ardata (abfd)->symdefs == NULL) + return false; - bfd_ardata (abfd)->symdefs = ((carsym *) - bfd_alloc (abfd, c * sizeof (carsym))); - if (bfd_ardata (abfd)->symdefs == NULL) - { - bfd_set_error (bfd_error_no_memory); - return false; + /* After the count comes a list of eight byte file offsets. */ + for (i = 0, arsym = bfd_ardata (abfd)->symdefs, p = contents + 8; + i < c; + ++i, ++arsym, p += 8) + arsym->file_offset = H_GET_64 (abfd, p); } - /* After the count comes a list of four byte file offsets. */ - for (i = 0, arsym = bfd_ardata (abfd)->symdefs, p = contents + 4; - i < c; - ++i, ++arsym, p += 4) - arsym->file_offset = bfd_h_get_32 (abfd, p); - /* After the file offsets come null terminated symbol names. */ cend = contents + sz; for (i = 0, arsym = bfd_ardata (abfd)->symdefs; @@ -760,21 +1239,22 @@ xcoff_slurp_armap (abfd) /* See if this is an XCOFF archive. */ -static const bfd_target * -xcoff_archive_p (abfd) +const bfd_target * +_bfd_xcoff_archive_p (abfd) bfd *abfd; { - struct xcoff_ar_file_hdr hdr; + char magic[SXCOFFARMAG]; + bfd_size_type amt; - if (bfd_read ((PTR) &hdr, SIZEOF_AR_FILE_HDR, 1, abfd) - != SIZEOF_AR_FILE_HDR) + if (bfd_bread ((PTR) magic, (bfd_size_type) SXCOFFARMAG, abfd) != SXCOFFARMAG) { if (bfd_get_error () != bfd_error_system_call) bfd_set_error (bfd_error_wrong_format); return NULL; } - if (strncmp (hdr.magic, XCOFFARMAG, SXCOFFARMAG) != 0) + if (strncmp (magic, XCOFFARMAG, SXCOFFARMAG) != 0 + && strncmp (magic, XCOFFARMAGBIG, SXCOFFARMAG) != 0) { bfd_set_error (bfd_error_wrong_format); return NULL; @@ -783,32 +1263,78 @@ xcoff_archive_p (abfd) /* We are setting bfd_ardata(abfd) here, but since bfd_ardata involves a cast, we can't do it as the left operand of assignment. */ - abfd->tdata.aout_ar_data = - (struct artdata *) bfd_zalloc (abfd, sizeof (struct artdata)); - + amt = sizeof (struct artdata); + abfd->tdata.aout_ar_data = (struct artdata *) bfd_zalloc (abfd, amt); if (bfd_ardata (abfd) == (struct artdata *) NULL) - { - bfd_set_error (bfd_error_no_memory); - return NULL; - } + return NULL; - bfd_ardata (abfd)->first_file_filepos = strtol (hdr.firstmemoff, - (char **) NULL, 10); bfd_ardata (abfd)->cache = NULL; bfd_ardata (abfd)->archive_head = NULL; bfd_ardata (abfd)->symdefs = NULL; bfd_ardata (abfd)->extended_names = NULL; - bfd_ardata (abfd)->tdata = bfd_zalloc (abfd, SIZEOF_AR_FILE_HDR); - if (bfd_ardata (abfd)->tdata == NULL) + /* Now handle the two formats. */ + if (magic[1] != 'b') { - bfd_set_error (bfd_error_no_memory); - return NULL; + /* This is the old format. */ + struct xcoff_ar_file_hdr hdr; + + /* Copy over the magic string. */ + memcpy (hdr.magic, magic, SXCOFFARMAG); + + /* Now read the rest of the file header. */ + if (bfd_bread ((PTR) &hdr.memoff, + (bfd_size_type) SIZEOF_AR_FILE_HDR - SXCOFFARMAG, abfd) + != SIZEOF_AR_FILE_HDR - SXCOFFARMAG) + { + if (bfd_get_error () != bfd_error_system_call) + bfd_set_error (bfd_error_wrong_format); + return NULL; + } + + bfd_ardata (abfd)->first_file_filepos = strtol (hdr.firstmemoff, + (char **) NULL, 10); + + amt = SIZEOF_AR_FILE_HDR; + bfd_ardata (abfd)->tdata = bfd_zalloc (abfd, amt); + if (bfd_ardata (abfd)->tdata == NULL) + return NULL; + + memcpy (bfd_ardata (abfd)->tdata, &hdr, SIZEOF_AR_FILE_HDR); } + else + { + /* This is the new format. */ + struct xcoff_ar_file_hdr_big hdr; + + /* Copy over the magic string. */ + memcpy (hdr.magic, magic, SXCOFFARMAG); + + /* Now read the rest of the file header. */ + if (bfd_bread ((PTR) &hdr.memoff, + (bfd_size_type) SIZEOF_AR_FILE_HDR_BIG - SXCOFFARMAG, abfd) + != SIZEOF_AR_FILE_HDR_BIG - SXCOFFARMAG) + { + if (bfd_get_error () != bfd_error_system_call) + bfd_set_error (bfd_error_wrong_format); + return NULL; + } - memcpy (bfd_ardata (abfd)->tdata, &hdr, SIZEOF_AR_FILE_HDR); + /* XXX This actually has to be a call to strtoll (at least on 32-bit + machines) since the field width is 20 and there numbers with more + than 32 bits can be represented. */ + bfd_ardata (abfd)->first_file_filepos = strtol (hdr.firstmemoff, + (char **) NULL, 10); - if (! xcoff_slurp_armap (abfd)) + amt = SIZEOF_AR_FILE_HDR_BIG; + bfd_ardata (abfd)->tdata = bfd_zalloc (abfd, amt); + if (bfd_ardata (abfd)->tdata == NULL) + return NULL; + + memcpy (bfd_ardata (abfd)->tdata, &hdr, SIZEOF_AR_FILE_HDR_BIG); + } + + if (! _bfd_xcoff_slurp_armap (abfd)) { bfd_release (abfd, bfd_ardata (abfd)); abfd->tdata.aout_ar_data = (struct artdata *) NULL; @@ -820,42 +1346,88 @@ xcoff_archive_p (abfd) /* Read the archive header in an XCOFF archive. */ -static PTR -xcoff_read_ar_hdr (abfd) +PTR +_bfd_xcoff_read_ar_hdr (abfd) bfd *abfd; { - struct xcoff_ar_hdr hdr; - size_t namlen; - struct xcoff_ar_hdr *hdrp; + bfd_size_type namlen; struct areltdata *ret; + bfd_size_type amt = sizeof (struct areltdata); - if (bfd_read ((PTR) &hdr, SIZEOF_AR_HDR, 1, abfd) != SIZEOF_AR_HDR) + ret = (struct areltdata *) bfd_alloc (abfd, amt); + if (ret == NULL) return NULL; - namlen = strtol (hdr.namlen, (char **) NULL, 10); - hdrp = bfd_alloc (abfd, SIZEOF_AR_HDR + namlen + 1); - if (hdrp == NULL) + if (! xcoff_big_format_p (abfd)) { - bfd_set_error (bfd_error_no_memory); - return NULL; - } - memcpy (hdrp, &hdr, SIZEOF_AR_HDR); - if (bfd_read ((char *) hdrp + SIZEOF_AR_HDR, 1, namlen, abfd) != namlen) - return NULL; - ((char *) hdrp)[SIZEOF_AR_HDR + namlen] = '\0'; + struct xcoff_ar_hdr hdr; + struct xcoff_ar_hdr *hdrp; - ret = (struct areltdata *) bfd_alloc (abfd, sizeof (struct areltdata)); - if (ret == NULL) + if (bfd_bread ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR, abfd) + != SIZEOF_AR_HDR) + { + free (ret); + return NULL; + } + + namlen = strtol (hdr.namlen, (char **) NULL, 10); + amt = SIZEOF_AR_HDR + namlen + 1; + hdrp = (struct xcoff_ar_hdr *) bfd_alloc (abfd, amt); + if (hdrp == NULL) + { + free (ret); + return NULL; + } + memcpy (hdrp, &hdr, SIZEOF_AR_HDR); + if (bfd_bread ((char *) hdrp + SIZEOF_AR_HDR, namlen, abfd) != namlen) + { + free (ret); + return NULL; + } + ((char *) hdrp)[SIZEOF_AR_HDR + namlen] = '\0'; + + ret->arch_header = (char *) hdrp; + ret->parsed_size = strtol (hdr.size, (char **) NULL, 10); + ret->filename = (char *) hdrp + SIZEOF_AR_HDR; + } + else { - bfd_set_error (bfd_error_no_memory); - return NULL; + struct xcoff_ar_hdr_big hdr; + struct xcoff_ar_hdr_big *hdrp; + + if (bfd_bread ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd) + != SIZEOF_AR_HDR_BIG) + { + free (ret); + return NULL; + } + + namlen = strtol (hdr.namlen, (char **) NULL, 10); + amt = SIZEOF_AR_HDR_BIG + namlen + 1; + hdrp = (struct xcoff_ar_hdr_big *) bfd_alloc (abfd, amt); + if (hdrp == NULL) + { + free (ret); + return NULL; + } + memcpy (hdrp, &hdr, SIZEOF_AR_HDR_BIG); + if (bfd_bread ((char *) hdrp + SIZEOF_AR_HDR_BIG, namlen, abfd) != namlen) + { + free (ret); + return NULL; + } + ((char *) hdrp)[SIZEOF_AR_HDR_BIG + namlen] = '\0'; + + ret->arch_header = (char *) hdrp; + /* XXX This actually has to be a call to strtoll (at least on 32-bit + machines) since the field width is 20 and there numbers with more + than 32 bits can be represented. */ + ret->parsed_size = strtol (hdr.size, (char **) NULL, 10); + ret->filename = (char *) hdrp + SIZEOF_AR_HDR_BIG; } - ret->arch_header = (char *) hdrp; - ret->parsed_size = strtol (hdr.size, (char **) NULL, 10); - ret->filename = (char *) hdrp + SIZEOF_AR_HDR; /* Skip over the XCOFFARFMAG at the end of the file name. */ - if (bfd_seek (abfd, (namlen & 1) + SXCOFFARFMAG, SEEK_CUR) != 0) + if (bfd_seek (abfd, (file_ptr) ((namlen & 1) + SXCOFFARFMAG), SEEK_CUR) != 0) return NULL; return (PTR) ret; @@ -863,8 +1435,8 @@ xcoff_read_ar_hdr (abfd) /* Open the next element in an XCOFF archive. */ -static bfd * -xcoff_openr_next_archived_file (archive, last_file) +bfd * +_bfd_xcoff_openr_next_archived_file (archive, last_file) bfd *archive; bfd *last_file; { @@ -876,19 +1448,47 @@ xcoff_openr_next_archived_file (archive, last_file) return NULL; } - if (last_file == NULL) - filestart = bfd_ardata (archive)->first_file_filepos; + if (! xcoff_big_format_p (archive)) + { + if (last_file == NULL) + filestart = bfd_ardata (archive)->first_file_filepos; + else + filestart = strtol (arch_xhdr (last_file)->nextoff, (char **) NULL, + 10); + + if (filestart == 0 + || filestart == strtol (xcoff_ardata (archive)->memoff, + (char **) NULL, 10) + || filestart == strtol (xcoff_ardata (archive)->symoff, + (char **) NULL, 10)) + { + bfd_set_error (bfd_error_no_more_archived_files); + return NULL; + } + } else - filestart = strtol (arch_xhdr (last_file)->nextoff, (char **) NULL, 10); - - if (filestart == 0 - || filestart == strtol (xcoff_ardata (archive)->memoff, - (char **) NULL, 10) - || filestart == strtol (xcoff_ardata (archive)->symoff, - (char **) NULL, 10)) { - bfd_set_error (bfd_error_no_more_archived_files); - return NULL; + if (last_file == NULL) + filestart = bfd_ardata (archive)->first_file_filepos; + else + /* XXX These actually have to be a calls to strtoll (at least + on 32-bit machines) since the fields's width is 20 and + there numbers with more than 32 bits can be represented. */ + filestart = strtol (arch_xhdr_big (last_file)->nextoff, (char **) NULL, + 10); + + /* XXX These actually have to be calls to strtoll (at least on 32-bit + machines) since the fields's width is 20 and there numbers with more + than 32 bits can be represented. */ + if (filestart == 0 + || filestart == strtol (xcoff_ardata_big (archive)->memoff, + (char **) NULL, 10) + || filestart == strtol (xcoff_ardata_big (archive)->symoff, + (char **) NULL, 10)) + { + bfd_set_error (bfd_error_no_more_archived_files); + return NULL; + } } return _bfd_get_elt_at_filepos (archive, filestart); @@ -896,26 +1496,37 @@ xcoff_openr_next_archived_file (archive, last_file) /* Stat an element in an XCOFF archive. */ -static int -xcoff_generic_stat_arch_elt (abfd, s) +int +_bfd_xcoff_stat_arch_elt (abfd, s) bfd *abfd; struct stat *s; { - struct xcoff_ar_hdr *hdrp; - if (abfd->arelt_data == NULL) { bfd_set_error (bfd_error_invalid_operation); return -1; } - hdrp = arch_xhdr (abfd); + if (! xcoff_big_format_p (abfd->my_archive)) + { + struct xcoff_ar_hdr *hdrp = arch_xhdr (abfd); + + s->st_mtime = strtol (hdrp->date, (char **) NULL, 10); + s->st_uid = strtol (hdrp->uid, (char **) NULL, 10); + s->st_gid = strtol (hdrp->gid, (char **) NULL, 10); + s->st_mode = strtol (hdrp->mode, (char **) NULL, 8); + s->st_size = arch_eltdata (abfd)->parsed_size; + } + else + { + struct xcoff_ar_hdr_big *hdrp = arch_xhdr_big (abfd); - s->st_mtime = strtol (hdrp->date, (char **) NULL, 10); - s->st_uid = strtol (hdrp->uid, (char **) NULL, 10); - s->st_gid = strtol (hdrp->gid, (char **) NULL, 10); - s->st_mode = strtol (hdrp->mode, (char **) NULL, 8); - s->st_size = arch_eltdata (abfd)->parsed_size; + s->st_mtime = strtol (hdrp->date, (char **) NULL, 10); + s->st_uid = strtol (hdrp->uid, (char **) NULL, 10); + s->st_gid = strtol (hdrp->gid, (char **) NULL, 10); + s->st_mode = strtol (hdrp->mode, (char **) NULL, 8); + s->st_size = arch_eltdata (abfd)->parsed_size; + } return 0; } @@ -942,9 +1553,9 @@ normalize_filename (abfd) /*ARGSUSED*/ static boolean -xcoff_write_armap (abfd, elength, map, orl_count, stridx) +xcoff_write_armap_old (abfd, elength, map, orl_count, stridx) bfd *abfd; - unsigned int elength; + unsigned int elength ATTRIBUTE_UNUSED; struct orl *map; unsigned int orl_count; int stridx; @@ -959,7 +1570,7 @@ xcoff_write_armap (abfd, elength, map, orl_count, stridx) memset (&hdr, 0, sizeof hdr); sprintf (hdr.size, "%ld", (long) (4 + orl_count * 4 + stridx)); sprintf (hdr.nextoff, "%d", 0); - memcpy (hdr.prevoff, xcoff_ardata (abfd)->memoff, 12); + memcpy (hdr.prevoff, xcoff_ardata (abfd)->memoff, XCOFFARMAG_ELEMENT_SIZE); sprintf (hdr.date, "%d", 0); sprintf (hdr.uid, "%d", 0); sprintf (hdr.gid, "%d", 0); @@ -971,12 +1582,14 @@ xcoff_write_armap (abfd, elength, map, orl_count, stridx) if (*p == '\0') *p = ' '; - if (bfd_write ((PTR) &hdr, SIZEOF_AR_HDR, 1, abfd) != SIZEOF_AR_HDR - || bfd_write (XCOFFARFMAG, 1, SXCOFFARFMAG, abfd) != SXCOFFARFMAG) + if (bfd_bwrite ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR, abfd) + != SIZEOF_AR_HDR + || (bfd_bwrite (XCOFFARFMAG, (bfd_size_type) SXCOFFARFMAG, abfd) + != SXCOFFARFMAG)) return false; - - bfd_h_put_32 (abfd, orl_count, buf); - if (bfd_write (buf, 1, 4, abfd) != 4) + + H_PUT_32 (abfd, orl_count, buf); + if (bfd_bwrite (buf, (bfd_size_type) 4, abfd) != 4) return false; sub = abfd->archive_head; @@ -986,15 +1599,15 @@ xcoff_write_armap (abfd, elength, map, orl_count, stridx) { size_t namlen; - while (((bfd *) (map[i]).pos) == sub) + while (map[i].u.abfd == sub) { - bfd_h_put_32 (abfd, fileoff, buf); - if (bfd_write (buf, 1, 4, abfd) != 4) + H_PUT_32 (abfd, fileoff, buf); + if (bfd_bwrite (buf, (bfd_size_type) 4, abfd) != 4) return false; ++i; } namlen = strlen (normalize_filename (sub)); - namlen = (namlen + 1) &~ 1; + namlen = (namlen + 1) &~ (size_t) 1; fileoff += (SIZEOF_AR_HDR + namlen + SXCOFFARFMAG @@ -1010,7 +1623,7 @@ xcoff_write_armap (abfd, elength, map, orl_count, stridx) name = *map[i].name; namlen = strlen (name); - if (bfd_write (name, 1, namlen + 1, abfd) != namlen + 1) + if (bfd_bwrite (name, (bfd_size_type) (namlen + 1), abfd) != namlen + 1) return false; } @@ -1019,121 +1632,519 @@ xcoff_write_armap (abfd, elength, map, orl_count, stridx) char b; b = '\0'; - if (bfd_write (&b, 1, 1, abfd) != 1) + if (bfd_bwrite (&b, (bfd_size_type) 1, abfd) != 1) return false; } return true; } -/* Write out an XCOFF archive. We always write an entire archive, - rather than fussing with the freelist and so forth. */ +static char buff20[XCOFFARMAGBIG_ELEMENT_SIZE + 1]; +#define FMT20 "%-20lld" +#define FMT12 "%-12d" +#define FMT12_OCTAL "%-12o" +#define FMT4 "%-4d" +#define PRINT20(d, v) \ + sprintf (buff20, FMT20, (long long)(v)), \ + memcpy ((void *) (d), buff20, 20) + +#define PRINT12(d, v) \ + sprintf (buff20, FMT12, (int)(v)), \ + memcpy ((void *) (d), buff20, 12) + +#define PRINT12_OCTAL(d, v) \ + sprintf (buff20, FMT12_OCTAL, (unsigned int)(v)), \ + memcpy ((void *) (d), buff20, 12) + +#define PRINT4(d, v) \ + sprintf (buff20, FMT4, (int)(v)), \ + memcpy ((void *) (d), buff20, 4) + +#define READ20(d, v) \ + buff20[20] = 0, \ + memcpy (buff20, (d), 20), \ + (v) = bfd_scan_vma (buff20, (const char **) NULL, 10) static boolean -xcoff_write_archive_contents (abfd) +do_pad (abfd, number) bfd *abfd; + unsigned int number; { - struct xcoff_ar_file_hdr fhdr; - size_t count; - size_t total_namlen; - file_ptr *offsets; - boolean makemap; - boolean hasobjects; - file_ptr prevoff, nextoff; - bfd *sub; - unsigned int i; - struct xcoff_ar_hdr ahdr; - bfd_size_type size; - char *p; - char decbuf[13]; + bfd_byte b = 0; - memset (&fhdr, 0, sizeof fhdr); - strncpy (fhdr.magic, XCOFFARMAG, SXCOFFARMAG); - sprintf (fhdr.firstmemoff, "%d", SIZEOF_AR_FILE_HDR); - sprintf (fhdr.freeoff, "%d", 0); + /* Limit pad to <= 4096. */ + if (number > 4096) + return false; - count = 0; - total_namlen = 0; - for (sub = abfd->archive_head; sub != NULL; sub = sub->next) + while (number--) + if (bfd_bwrite (&b, (bfd_size_type) 1, abfd) != 1) + return false; + + return true; +} + +static boolean +do_copy (out_bfd, in_bfd) + bfd *out_bfd; + bfd *in_bfd; +{ + bfd_size_type remaining; + bfd_byte buffer[DEFAULT_BUFFERSIZE]; + + if (bfd_seek (in_bfd, (file_ptr) 0, SEEK_SET) != 0) + return false; + + remaining = arelt_size (in_bfd); + + while (remaining >= DEFAULT_BUFFERSIZE) { - ++count; - total_namlen += strlen (normalize_filename (sub)) + 1; + if (bfd_bread (buffer, DEFAULT_BUFFERSIZE, in_bfd) != DEFAULT_BUFFERSIZE + || bfd_bwrite (buffer, DEFAULT_BUFFERSIZE, out_bfd) != DEFAULT_BUFFERSIZE) + return false; + + remaining -= DEFAULT_BUFFERSIZE; } - offsets = (file_ptr *) bfd_alloc (abfd, count * sizeof (file_ptr)); - if (offsets == NULL) + + if (remaining) { - bfd_set_error (bfd_error_no_memory); - return false; + if (bfd_bread (buffer, remaining, in_bfd) != remaining + || bfd_bwrite (buffer, remaining, out_bfd) != remaining) + return false; } - if (bfd_seek (abfd, SIZEOF_AR_FILE_HDR, SEEK_SET) != 0) - return false; + return true; +} - makemap = bfd_has_map (abfd); - hasobjects = false; - prevoff = 0; - nextoff = SIZEOF_AR_FILE_HDR; - for (sub = abfd->archive_head, i = 0; sub != NULL; sub = sub->next, i++) +static boolean +do_shared_object_padding (out_bfd, in_bfd, offset, ar_header_size) + bfd *out_bfd; + bfd *in_bfd; + ufile_ptr *offset; + int ar_header_size; +{ + if (bfd_check_format (in_bfd, bfd_object) + && bfd_get_flavour (in_bfd) == bfd_target_xcoff_flavour + && (in_bfd->flags & DYNAMIC) != 0) { - const char *name; - size_t namlen; - struct xcoff_ar_hdr *ahdrp; - bfd_size_type remaining; + bfd_size_type pad = 0; + int text_align_power; - if (makemap && ! hasobjects) - { - if (bfd_check_format (sub, bfd_object)) - hasobjects = true; - } + text_align_power = bfd_xcoff_text_align_power (in_bfd); + BFD_ASSERT (2 < text_align_power); - name = normalize_filename (sub); - namlen = strlen (name); + pad = 1 << text_align_power; + pad -= (*offset + ar_header_size) & (pad - 1); - if (sub->arelt_data != NULL) - ahdrp = arch_xhdr (sub); - else - ahdrp = NULL; + if (! do_pad (out_bfd, pad)) + return false; - if (ahdrp == NULL) + *offset += pad; + } + + return true; +} + +static boolean +xcoff_write_armap_big (abfd, elength, map, orl_count, stridx) + bfd *abfd; + unsigned int elength ATTRIBUTE_UNUSED; + struct orl *map; + unsigned int orl_count; + int stridx; +{ + struct xcoff_ar_file_hdr_big *fhdr; + bfd_vma i, sym_32, sym_64, str_32, str_64; + const bfd_arch_info_type *arch_info = NULL; + bfd *current_bfd; + size_t string_length; + ufile_ptr nextoff, prevoff; + + /* First, we look through the symbols and work out which are + from 32-bit objects and which from 64-bit ones. */ + sym_32 = sym_64 = str_32 = str_64 = 0; + + current_bfd = abfd->archive_head; + if (current_bfd != NULL) + arch_info = bfd_get_arch_info (current_bfd); + i = 0; + while (current_bfd != NULL && i < orl_count) + { + while (map[i].u.abfd == current_bfd) { - struct stat s; + string_length = strlen (*map[i].name) + 1; - memset (&ahdr, 0, sizeof ahdr); - ahdrp = &ahdr; - if (stat (bfd_get_filename (sub), &s) != 0) + if (arch_info->bits_per_address == 64) { - bfd_set_error (bfd_error_system_call); - return false; + sym_64++; + str_64 += string_length; + } + else + { + sym_32++; + str_32 += string_length; } + i++; + } + current_bfd = current_bfd->next; + if (current_bfd != NULL) + arch_info = bfd_get_arch_info (current_bfd); + } - sprintf (ahdrp->size, "%ld", (long) s.st_size); - sprintf (ahdrp->date, "%ld", (long) s.st_mtime); - sprintf (ahdrp->uid, "%ld", (long) s.st_uid); - sprintf (ahdrp->gid, "%ld", (long) s.st_gid); - sprintf (ahdrp->mode, "%o", (unsigned int) s.st_mode); + /* A quick sanity check... */ + BFD_ASSERT (sym_64 + sym_32 == orl_count); + /* Explicit cast to int for compiler. */ + BFD_ASSERT ((int)(str_64 + str_32) == stridx); - if (sub->arelt_data == NULL) + fhdr = xcoff_ardata_big (abfd); + + /* xcoff_write_archive_contents_big passes nextoff in symoff. */ + READ20 (fhdr->memoff, prevoff); + READ20 (fhdr->symoff, nextoff); + + BFD_ASSERT (nextoff == bfd_tell (abfd)); + + /* Write out the symbol table. + Layout : + + standard big archive header + 0x0000 ar_size [0x14] + 0x0014 ar_nxtmem [0x14] + 0x0028 ar_prvmem [0x14] + 0x003C ar_date [0x0C] + 0x0048 ar_uid [0x0C] + 0x0054 ar_gid [0x0C] + 0x0060 ar_mod [0x0C] + 0x006C ar_namelen[0x04] + 0x0070 ar_fmag [SXCOFFARFMAG] + + Symbol table + 0x0072 num_syms [0x08], binary + 0x0078 offsets [0x08 * num_syms], binary + 0x0086 + 0x08 * num_syms names [??] + ?? pad to even bytes. + */ + + if (sym_32) + { + struct xcoff_ar_hdr_big *hdr; + bfd_byte *symbol_table; + bfd_byte *st; + file_ptr fileoff; + + bfd_vma symbol_table_size = + SIZEOF_AR_HDR_BIG + + SXCOFFARFMAG + + 8 + + 8 * sym_32 + + str_32 + (str_32 & 1); + + symbol_table = NULL; + symbol_table = (bfd_byte *) bfd_malloc (symbol_table_size); + if (symbol_table == NULL) + return false; + memset (symbol_table, 0, symbol_table_size); + + hdr = (struct xcoff_ar_hdr_big *) symbol_table; + + PRINT20 (hdr->size, 8 + 8 * sym_32 + str_32 + (str_32 & 1)); + + if (sym_64) + PRINT20 (hdr->nextoff, nextoff + symbol_table_size); + else + PRINT20 (hdr->nextoff, 0); + + PRINT20 (hdr->prevoff, prevoff); + PRINT12 (hdr->date, 0); + PRINT12 (hdr->uid, 0); + PRINT12 (hdr->gid, 0); + PRINT12 (hdr->mode, 0); + PRINT4 (hdr->namlen, 0) ; + + st = symbol_table + SIZEOF_AR_HDR_BIG; + memcpy (st, XCOFFARFMAG, SXCOFFARFMAG); + st += SXCOFFARFMAG; + + bfd_h_put_64 (abfd, sym_32, st); + st += 8; + + /* loop over the 32 bit offsets */ + current_bfd = abfd->archive_head; + if (current_bfd != NULL) + arch_info = bfd_get_arch_info (current_bfd); + fileoff = SIZEOF_AR_FILE_HDR_BIG; + i = 0; + while (current_bfd != NULL && i < orl_count) + { + while (map[i].u.abfd == current_bfd) { - sub->arelt_data = ((struct areltdata *) - bfd_alloc (sub, sizeof (struct areltdata))); - if (sub->arelt_data == NULL) + if (arch_info->bits_per_address == 32) { - bfd_set_error (bfd_error_no_memory); - return false; + bfd_h_put_64 (abfd, fileoff, st); + st += 8; } + i++; } + string_length = strlen (normalize_filename (current_bfd)); + string_length += string_length & 1; + fileoff += (SIZEOF_AR_HDR_BIG + + string_length + + SXCOFFARFMAG + + arelt_size (current_bfd)); + fileoff += fileoff & 1; + current_bfd = current_bfd->next; + if (current_bfd != NULL) + arch_info = bfd_get_arch_info (current_bfd); + } - arch_eltdata (sub)->parsed_size = s.st_size; + /* loop over the 32 bit symbol names */ + current_bfd = abfd->archive_head; + if (current_bfd != NULL) + arch_info = bfd_get_arch_info (current_bfd); + i = 0; + while (current_bfd != NULL && i < orl_count) + { + while (map[i].u.abfd == current_bfd) + { + if (arch_info->bits_per_address == 32) + { + string_length = sprintf (st, "%s", *map[i].name); + st += string_length + 1; + } + i++; + } + current_bfd = current_bfd->next; + if (current_bfd != NULL) + arch_info = bfd_get_arch_info (current_bfd); } - sprintf (ahdrp->prevoff, "%ld", (long) prevoff); - sprintf (ahdrp->namlen, "%ld", (long) namlen); + bfd_bwrite (symbol_table, symbol_table_size, abfd); - /* If the length of the name is odd, we write out the null byte - after the name as well. */ - namlen = (namlen + 1) &~ 1; + free (symbol_table); + symbol_table = NULL; - remaining = arelt_size (sub); + prevoff = nextoff; + nextoff = nextoff + symbol_table_size; + } + else + PRINT20 (fhdr->symoff, 0); + + if (sym_64) + { + struct xcoff_ar_hdr_big *hdr; + bfd_byte *symbol_table; + bfd_byte *st; + file_ptr fileoff; + + bfd_vma symbol_table_size = + SIZEOF_AR_HDR_BIG + + SXCOFFARFMAG + + 8 + + 8 * sym_64 + + str_64 + (str_64 & 1); + + symbol_table = NULL; + symbol_table = (bfd_byte *) bfd_malloc (symbol_table_size); + if (symbol_table == NULL) + return false; + memset (symbol_table, 0, symbol_table_size); + + hdr = (struct xcoff_ar_hdr_big *) symbol_table; + + PRINT20 (hdr->size, 8 + 8 * sym_64 + str_64 + (str_64 & 1)); + PRINT20 (hdr->nextoff, 0); + PRINT20 (hdr->prevoff, prevoff); + PRINT12 (hdr->date, 0); + PRINT12 (hdr->uid, 0); + PRINT12 (hdr->gid, 0); + PRINT12 (hdr->mode, 0); + PRINT4 (hdr->namlen, 0); + + st = symbol_table + SIZEOF_AR_HDR_BIG; + memcpy (st, XCOFFARFMAG, SXCOFFARFMAG); + st += SXCOFFARFMAG; + + bfd_h_put_64 (abfd, sym_64, st); + st += 8; + + /* loop over the 64 bit offsets */ + current_bfd = abfd->archive_head; + if (current_bfd != NULL) + arch_info = bfd_get_arch_info (current_bfd); + fileoff = SIZEOF_AR_FILE_HDR_BIG; + i = 0; + while (current_bfd != NULL && i < orl_count) + { + while (map[i].u.abfd == current_bfd) + { + if (arch_info->bits_per_address == 64) + { + bfd_h_put_64 (abfd, fileoff, st); + st += 8; + } + i++; + } + string_length = strlen (normalize_filename (current_bfd)); + string_length += string_length & 1; + fileoff += (SIZEOF_AR_HDR_BIG + + string_length + + SXCOFFARFMAG + + arelt_size (current_bfd)); + fileoff += fileoff & 1; + current_bfd = current_bfd->next; + if (current_bfd != NULL) + arch_info = bfd_get_arch_info (current_bfd); + } + + /* loop over the 64 bit symbol names */ + current_bfd = abfd->archive_head; + if (current_bfd != NULL) + arch_info = bfd_get_arch_info (current_bfd); + i = 0; + while (current_bfd != NULL && i < orl_count) + { + while (map[i].u.abfd == current_bfd) + { + if (arch_info->bits_per_address == 64) + { + string_length = sprintf (st, "%s", *map[i].name); + st += string_length + 1; + } + i++; + } + current_bfd = current_bfd->next; + if (current_bfd != NULL) + arch_info = bfd_get_arch_info (current_bfd); + } + + bfd_bwrite (symbol_table, symbol_table_size, abfd); + + free (symbol_table); + symbol_table = NULL; + + PRINT20 (fhdr->symoff64, nextoff); + } + else + PRINT20 (fhdr->symoff64, 0); + + return true; +} + +boolean +_bfd_xcoff_write_armap (abfd, elength, map, orl_count, stridx) + bfd *abfd; + unsigned int elength ATTRIBUTE_UNUSED; + struct orl *map; + unsigned int orl_count; + int stridx; +{ + if (! xcoff_big_format_p (abfd)) + return xcoff_write_armap_old (abfd, elength, map, orl_count, stridx); + else + return xcoff_write_armap_big (abfd, elength, map, orl_count, stridx); +} + +/* Write out an XCOFF archive. We always write an entire archive, + rather than fussing with the freelist and so forth. */ + +static boolean +xcoff_write_archive_contents_old (abfd) + bfd *abfd; +{ + struct xcoff_ar_file_hdr fhdr; + bfd_size_type count; + bfd_size_type total_namlen; + file_ptr *offsets; + boolean makemap; + boolean hasobjects; + ufile_ptr prevoff, nextoff; + bfd *sub; + size_t i; + struct xcoff_ar_hdr ahdr; + bfd_size_type size; + char *p; + char decbuf[XCOFFARMAG_ELEMENT_SIZE + 1]; + + memset (&fhdr, 0, sizeof fhdr); + strncpy (fhdr.magic, XCOFFARMAG, SXCOFFARMAG); + sprintf (fhdr.firstmemoff, "%d", SIZEOF_AR_FILE_HDR); + sprintf (fhdr.freeoff, "%d", 0); + + count = 0; + total_namlen = 0; + for (sub = abfd->archive_head; sub != NULL; sub = sub->next) + { + ++count; + total_namlen += strlen (normalize_filename (sub)) + 1; + } + offsets = (file_ptr *) bfd_alloc (abfd, count * sizeof (file_ptr)); + if (offsets == NULL) + return false; + + if (bfd_seek (abfd, (file_ptr) SIZEOF_AR_FILE_HDR, SEEK_SET) != 0) + return false; + + makemap = bfd_has_map (abfd); + hasobjects = false; + prevoff = 0; + nextoff = SIZEOF_AR_FILE_HDR; + for (sub = abfd->archive_head, i = 0; sub != NULL; sub = sub->next, i++) + { + const char *name; + bfd_size_type namlen; + struct xcoff_ar_hdr *ahdrp; + bfd_size_type remaining; + + if (makemap && ! hasobjects) + { + if (bfd_check_format (sub, bfd_object)) + hasobjects = true; + } + + name = normalize_filename (sub); + namlen = strlen (name); + + if (sub->arelt_data != NULL) + ahdrp = arch_xhdr (sub); + else + ahdrp = NULL; + + if (ahdrp == NULL) + { + struct stat s; + + memset (&ahdr, 0, sizeof ahdr); + ahdrp = &ahdr; + if (stat (bfd_get_filename (sub), &s) != 0) + { + bfd_set_error (bfd_error_system_call); + return false; + } + + sprintf (ahdrp->size, "%ld", (long) s.st_size); + sprintf (ahdrp->date, "%ld", (long) s.st_mtime); + sprintf (ahdrp->uid, "%ld", (long) s.st_uid); + sprintf (ahdrp->gid, "%ld", (long) s.st_gid); + sprintf (ahdrp->mode, "%o", (unsigned int) s.st_mode); + + if (sub->arelt_data == NULL) + { + size = sizeof (struct areltdata); + sub->arelt_data = bfd_alloc (sub, size); + if (sub->arelt_data == NULL) + return false; + } + + arch_eltdata (sub)->parsed_size = s.st_size; + } + + sprintf (ahdrp->prevoff, "%ld", (long) prevoff); + sprintf (ahdrp->namlen, "%ld", (long) namlen); + + /* If the length of the name is odd, we write out the null byte + after the name as well. */ + namlen = (namlen + 1) &~ (bfd_size_type) 1; + + remaining = arelt_size (sub); size = (SIZEOF_AR_HDR + namlen + SXCOFFARFMAG @@ -1153,36 +2164,21 @@ xcoff_write_archive_contents (abfd) if (*p == '\0') *p = ' '; - if (bfd_write ((PTR) ahdrp, 1, SIZEOF_AR_HDR, abfd) != SIZEOF_AR_HDR - || bfd_write ((PTR) name, 1, namlen, abfd) != namlen - || (bfd_write ((PTR) XCOFFARFMAG, 1, SXCOFFARFMAG, abfd) + if ((bfd_bwrite ((PTR) ahdrp, (bfd_size_type) SIZEOF_AR_HDR, abfd) + != SIZEOF_AR_HDR) + || (bfd_bwrite ((PTR) name, namlen, abfd) != namlen) + || (bfd_bwrite ((PTR) XCOFFARFMAG, (bfd_size_type) SXCOFFARFMAG, abfd) != SXCOFFARFMAG)) return false; if (bfd_seek (sub, (file_ptr) 0, SEEK_SET) != 0) return false; - while (remaining != 0) - { - bfd_size_type amt; - bfd_byte buffer[DEFAULT_BUFFERSIZE]; - - amt = sizeof buffer; - if (amt > remaining) - amt = remaining; - if (bfd_read (buffer, 1, amt, sub) != amt - || bfd_write (buffer, 1, amt, abfd) != amt) - return false; - remaining -= amt; - } - - if ((size & 1) != 0) - { - bfd_byte b; - b = '\0'; - if (bfd_write (&b, 1, 1, abfd) != 1) - return false; - } + if (! do_copy (abfd, sub)) + return false; + + if (! do_pad (abfd, size & 1)) + return false; } sprintf (fhdr.lastmemoff, "%ld", (long) prevoff); @@ -1193,7 +2189,9 @@ xcoff_write_archive_contents (abfd) sprintf (fhdr.memoff, "%ld", (long) nextoff); memset (&ahdr, 0, sizeof ahdr); - sprintf (ahdr.size, "%ld", (long) (12 + count * 12 + total_namlen)); + sprintf (ahdr.size, "%ld", (long) (XCOFFARMAG_ELEMENT_SIZE + + count * XCOFFARMAG_ELEMENT_SIZE + + total_namlen)); sprintf (ahdr.prevoff, "%ld", (long) prevoff); sprintf (ahdr.date, "%d", 0); sprintf (ahdr.uid, "%d", 0); @@ -1202,8 +2200,8 @@ xcoff_write_archive_contents (abfd) sprintf (ahdr.namlen, "%d", 0); size = (SIZEOF_AR_HDR - + 12 - + count * 12 + + XCOFFARMAG_ELEMENT_SIZE + + count * XCOFFARMAG_ELEMENT_SIZE + total_namlen + SXCOFFARFMAG); @@ -1220,41 +2218,38 @@ xcoff_write_archive_contents (abfd) if (*p == '\0') *p = ' '; - if (bfd_write ((PTR) &ahdr, 1, SIZEOF_AR_HDR, abfd) != SIZEOF_AR_HDR - || (bfd_write ((PTR) XCOFFARFMAG, 1, SXCOFFARFMAG, abfd) + if ((bfd_bwrite ((PTR) &ahdr, (bfd_size_type) SIZEOF_AR_HDR, abfd) + != SIZEOF_AR_HDR) + || (bfd_bwrite ((PTR) XCOFFARFMAG, (bfd_size_type) SXCOFFARFMAG, abfd) != SXCOFFARFMAG)) return false; sprintf (decbuf, "%-12ld", (long) count); - if (bfd_write ((PTR) decbuf, 1, 12, abfd) != 12) + if (bfd_bwrite ((PTR) decbuf, (bfd_size_type) XCOFFARMAG_ELEMENT_SIZE, abfd) + != XCOFFARMAG_ELEMENT_SIZE) return false; - for (i = 0; i < count; i++) + for (i = 0; i < (size_t) count; i++) { sprintf (decbuf, "%-12ld", (long) offsets[i]); - if (bfd_write ((PTR) decbuf, 1, 12, abfd) != 12) + if (bfd_bwrite ((PTR) decbuf, (bfd_size_type) XCOFFARMAG_ELEMENT_SIZE, + abfd) != XCOFFARMAG_ELEMENT_SIZE) return false; } for (sub = abfd->archive_head; sub != NULL; sub = sub->next) { const char *name; - size_t namlen; + bfd_size_type namlen; name = normalize_filename (sub); namlen = strlen (name); - if (bfd_write ((PTR) name, 1, namlen + 1, abfd) != namlen + 1) + if (bfd_bwrite ((PTR) name, namlen + 1, abfd) != namlen + 1) return false; } - if ((size & 1) != 0) - { - bfd_byte b; - b = '\0'; - if (bfd_write ((PTR) &b, 1, 1, abfd) != 1) - return false; - } + if (! do_pad (abfd, size & 1)) + return false; /* Write out the armap, if appropriate. */ - if (! makemap || ! hasobjects) sprintf (fhdr.symoff, "%d", 0); else @@ -1274,78 +2269,2058 @@ xcoff_write_archive_contents (abfd) *p = ' '; if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0 - || (bfd_write ((PTR) &fhdr, SIZEOF_AR_FILE_HDR, 1, abfd) != - SIZEOF_AR_FILE_HDR)) + || (bfd_bwrite ((PTR) &fhdr, (bfd_size_type) SIZEOF_AR_FILE_HDR, abfd) + != SIZEOF_AR_FILE_HDR)) return false; return true; } - -#define CORE_FILE_P _bfd_dummy_target -#define coff_core_file_failing_command _bfd_nocore_core_file_failing_command -#define coff_core_file_failing_signal _bfd_nocore_core_file_failing_signal -#define coff_core_file_matches_executable_p \ - _bfd_nocore_core_file_matches_executable_p +static boolean +xcoff_write_archive_contents_big (abfd) + bfd *abfd; +{ + struct xcoff_ar_file_hdr_big fhdr; + bfd_size_type count; + bfd_size_type total_namlen; + file_ptr *offsets; + boolean makemap; + boolean hasobjects; + ufile_ptr prevoff, nextoff; + bfd *current_bfd; + size_t i; + struct xcoff_ar_hdr_big *hdr, ahdr; + bfd_size_type size; + bfd_byte *member_table, *mt; + bfd_vma member_table_size; -#ifdef AIX_CORE -#undef CORE_FILE_P -#define CORE_FILE_P rs6000coff_core_p -extern const bfd_target * rs6000coff_core_p (); -extern boolean rs6000coff_get_section_contents (); -extern boolean rs6000coff_core_file_matches_executable_p (); + memset (&fhdr, 0, SIZEOF_AR_FILE_HDR_BIG); + memcpy (fhdr.magic, XCOFFARMAGBIG, SXCOFFARMAG); -#undef coff_core_file_matches_executable_p -#define coff_core_file_matches_executable_p \ - rs6000coff_core_file_matches_executable_p + if (bfd_seek (abfd, (file_ptr) SIZEOF_AR_FILE_HDR_BIG, SEEK_SET) != 0) + return false; + + /* Calculate count and total_namlen. */ + makemap = bfd_has_map (abfd); + hasobjects = false; + for (current_bfd = abfd->archive_head, count = 0, total_namlen = 0; + current_bfd != NULL; + current_bfd = current_bfd->next, count++) + { + total_namlen += strlen (normalize_filename (current_bfd)) + 1; -extern char *rs6000coff_core_file_failing_command PARAMS ((bfd *abfd)); -#undef coff_core_file_failing_command -#define coff_core_file_failing_command rs6000coff_core_file_failing_command + if (makemap + && ! hasobjects + && bfd_check_format (current_bfd, bfd_object)) + hasobjects = true; + } -extern int rs6000coff_core_file_failing_signal PARAMS ((bfd *abfd)); -#undef coff_core_file_failing_signal -#define coff_core_file_failing_signal rs6000coff_core_file_failing_signal + offsets = NULL; + if (count) + { + offsets = (file_ptr *) bfd_malloc (count * sizeof (file_ptr)); + if (offsets == NULL) + return false; + } + + prevoff = 0; + nextoff = SIZEOF_AR_FILE_HDR_BIG; + for (current_bfd = abfd->archive_head, i = 0; + current_bfd != NULL; + current_bfd = current_bfd->next, i++) + { + const char *name; + bfd_size_type namlen; + struct xcoff_ar_hdr_big *ahdrp; + bfd_size_type remaining; + + name = normalize_filename (current_bfd); + namlen = strlen (name); -#undef coff_get_section_contents -#define coff_get_section_contents rs6000coff_get_section_contents -#endif /* AIX_CORE */ + if (current_bfd->arelt_data != NULL) + ahdrp = arch_xhdr_big (current_bfd); + else + ahdrp = NULL; -#ifdef LYNX_CORE + if (ahdrp == NULL) + { + struct stat s; -#undef CORE_FILE_P -#define CORE_FILE_P lynx_core_file_p -extern const bfd_target *lynx_core_file_p PARAMS ((bfd *abfd)); + ahdrp = &ahdr; + /* XXX This should actually be a call to stat64 (at least on + 32-bit machines). + XXX This call will fail if the original object is not found. */ + if (stat (bfd_get_filename (current_bfd), &s) != 0) + { + bfd_set_error (bfd_error_system_call); + return false; + } -extern boolean lynx_core_file_matches_executable_p PARAMS ((bfd *core_bfd, - bfd *exec_bfd)); -#undef coff_core_file_matches_executable_p -#define coff_core_file_matches_executable_p lynx_core_file_matches_executable_p + PRINT20 (ahdrp->size, s.st_size); + PRINT12 (ahdrp->date, s.st_mtime); + PRINT12 (ahdrp->uid, s.st_uid); + PRINT12 (ahdrp->gid, s.st_gid); + PRINT12_OCTAL (ahdrp->mode, s.st_mode); -extern char *lynx_core_file_failing_command PARAMS ((bfd *abfd)); -#undef coff_core_file_failing_command -#define coff_core_file_failing_command lynx_core_file_failing_command + if (current_bfd->arelt_data == NULL) + { + size = sizeof (struct areltdata); + current_bfd->arelt_data = bfd_alloc (current_bfd, size); + if (current_bfd->arelt_data == NULL) + return false; + } -extern int lynx_core_file_failing_signal PARAMS ((bfd *abfd)); -#undef coff_core_file_failing_signal -#define coff_core_file_failing_signal lynx_core_file_failing_signal + arch_eltdata (current_bfd)->parsed_size = s.st_size; + } -#endif /* LYNX_CORE */ + PRINT20 (ahdrp->prevoff, prevoff); + PRINT4 (ahdrp->namlen, namlen); -#define _bfd_xcoff_sizeof_headers coff_sizeof_headers -#define _bfd_xcoff_bfd_get_relocated_section_contents \ - coff_bfd_get_relocated_section_contents -#define _bfd_xcoff_bfd_relax_section coff_bfd_relax_section -#define _bfd_xcoff_bfd_link_split_section coff_bfd_link_split_section + /* If the length of the name is odd, we write out the null byte + after the name as well. */ + namlen = (namlen + 1) &~ (bfd_size_type) 1; -/* The transfer vector that leads the outside world to all of the above. */ + remaining = arelt_size (current_bfd); + size = (SIZEOF_AR_HDR_BIG + + namlen + + SXCOFFARFMAG + + remaining); -const bfd_target rs6000coff_vec = + BFD_ASSERT (nextoff == bfd_tell (abfd)); + + /* Check for xcoff shared objects. + Their text section needs to be aligned wrt the archive file position. + This requires extra padding before the archive header. */ + if (! do_shared_object_padding (abfd, current_bfd, & nextoff, + SIZEOF_AR_HDR_BIG + namlen + + SXCOFFARFMAG)) + return false; + + offsets[i] = nextoff; + + prevoff = nextoff; + nextoff += size + (size & 1); + + PRINT20 (ahdrp->nextoff, nextoff); + + if ((bfd_bwrite ((PTR) ahdrp, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd) + != SIZEOF_AR_HDR_BIG) + || bfd_bwrite ((PTR) name, (bfd_size_type) namlen, abfd) != namlen + || (bfd_bwrite ((PTR) XCOFFARFMAG, (bfd_size_type) SXCOFFARFMAG, + abfd) != SXCOFFARFMAG)) + return false; + + if (bfd_seek (current_bfd, (file_ptr) 0, SEEK_SET) != 0) + return false; + + if (! do_copy (abfd, current_bfd)) + return false; + + if (! do_pad (abfd, size & 1)) + return false; + } + + if (count) + { + PRINT20 (fhdr.firstmemoff, offsets[0]); + PRINT20 (fhdr.lastmemoff, prevoff); + } + + /* Write out the member table. + Layout : + + standard big archive header + 0x0000 ar_size [0x14] + 0x0014 ar_nxtmem [0x14] + 0x0028 ar_prvmem [0x14] + 0x003C ar_date [0x0C] + 0x0048 ar_uid [0x0C] + 0x0054 ar_gid [0x0C] + 0x0060 ar_mod [0x0C] + 0x006C ar_namelen[0x04] + 0x0070 ar_fmag [0x02] + + Member table + 0x0072 count [0x14] + 0x0086 offsets [0x14 * counts] + 0x0086 + 0x14 * counts names [??] + ?? pad to even bytes. + */ + + BFD_ASSERT (nextoff == bfd_tell (abfd)); + + member_table_size = (SIZEOF_AR_HDR_BIG + + SXCOFFARFMAG + + XCOFFARMAGBIG_ELEMENT_SIZE + + count * XCOFFARMAGBIG_ELEMENT_SIZE + + total_namlen); + + member_table_size += member_table_size & 1; + member_table = NULL; + member_table = (bfd_byte *) bfd_malloc (member_table_size); + if (member_table == NULL) + return false; + memset (member_table, 0, member_table_size); + + hdr = (struct xcoff_ar_hdr_big *) member_table; + + PRINT20 (hdr->size, (XCOFFARMAGBIG_ELEMENT_SIZE + + count * XCOFFARMAGBIG_ELEMENT_SIZE + + total_namlen + (total_namlen & 1))); + if (makemap && hasobjects) + PRINT20 (hdr->nextoff, nextoff + member_table_size); + else + PRINT20 (hdr->nextoff, 0); + PRINT20 (hdr->prevoff, prevoff); + PRINT12 (hdr->date, 0); + PRINT12 (hdr->uid, 0); + PRINT12 (hdr->gid, 0); + PRINT12 (hdr->mode, 0); + PRINT4 (hdr->namlen, 0); + + mt = member_table + SIZEOF_AR_HDR_BIG; + memcpy (mt, XCOFFARFMAG, SXCOFFARFMAG); + mt += SXCOFFARFMAG; + + PRINT20 (mt, count); + mt += XCOFFARMAGBIG_ELEMENT_SIZE; + for (i = 0; i < (size_t) count; i++) + { + PRINT20 (mt, offsets[i]); + mt += XCOFFARMAGBIG_ELEMENT_SIZE; + } + + if (count) + { + free (offsets); + offsets = NULL; + } + + for (current_bfd = abfd->archive_head; current_bfd != NULL; + current_bfd = current_bfd->next) + { + const char *name; + size_t namlen; + + name = normalize_filename (current_bfd); + namlen = sprintf(mt, "%s", name); + mt += namlen + 1; + } + + if (bfd_bwrite (member_table, member_table_size, abfd) != member_table_size) + return false; + + free (member_table); + member_table = NULL; + + PRINT20 (fhdr.memoff, nextoff); + + prevoff = nextoff; + nextoff += member_table_size; + + /* Write out the armap, if appropriate. */ + + if (! makemap || ! hasobjects) + PRINT20 (fhdr.symoff, 0); + else + { + BFD_ASSERT (nextoff == bfd_tell (abfd)); + + /* Save nextoff in fhdr.symoff so the armap routine can use it. */ + PRINT20 (fhdr.symoff, nextoff); + + bfd_ardata (abfd)->tdata = (PTR) &fhdr; + if (! _bfd_compute_and_write_armap (abfd, 0)) + return false; + } + + /* Write out the archive file header. */ + + if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0 + || (bfd_bwrite ((PTR) &fhdr, (bfd_size_type) SIZEOF_AR_FILE_HDR_BIG, + abfd) != SIZEOF_AR_FILE_HDR_BIG)) + return false; + + return true; +} + +boolean +_bfd_xcoff_write_archive_contents (abfd) + bfd *abfd; +{ + if (! xcoff_big_format_p (abfd)) + return xcoff_write_archive_contents_old (abfd); + else + return xcoff_write_archive_contents_big (abfd); +} + +/* We can't use the usual coff_sizeof_headers routine, because AIX + always uses an a.out header. */ + +int +_bfd_xcoff_sizeof_headers (abfd, reloc) + bfd *abfd; + boolean reloc ATTRIBUTE_UNUSED; +{ + int size; + + size = FILHSZ; + if (xcoff_data (abfd)->full_aouthdr) + size += AOUTSZ; + else + size += SMALL_AOUTSZ; + size += abfd->section_count * SCNHSZ; + return size; +} + +/* Routines to swap information in the XCOFF .loader section. If we + ever need to write an XCOFF loader, this stuff will need to be + moved to another file shared by the linker (which XCOFF calls the + ``binder'') and the loader. */ + +/* Swap in the ldhdr structure. */ + +static void +xcoff_swap_ldhdr_in (abfd, s, dst) + bfd *abfd; + const PTR s; + struct internal_ldhdr *dst; +{ + const struct external_ldhdr *src = (const struct external_ldhdr *) s; + + dst->l_version = bfd_get_32 (abfd, src->l_version); + dst->l_nsyms = bfd_get_32 (abfd, src->l_nsyms); + dst->l_nreloc = bfd_get_32 (abfd, src->l_nreloc); + dst->l_istlen = bfd_get_32 (abfd, src->l_istlen); + dst->l_nimpid = bfd_get_32 (abfd, src->l_nimpid); + dst->l_impoff = bfd_get_32 (abfd, src->l_impoff); + dst->l_stlen = bfd_get_32 (abfd, src->l_stlen); + dst->l_stoff = bfd_get_32 (abfd, src->l_stoff); +} + +/* Swap out the ldhdr structure. */ + +static void +xcoff_swap_ldhdr_out (abfd, src, d) + bfd *abfd; + const struct internal_ldhdr *src; + PTR d; +{ + struct external_ldhdr *dst = (struct external_ldhdr *) d; + + bfd_put_32 (abfd, (bfd_vma) src->l_version, dst->l_version); + bfd_put_32 (abfd, src->l_nsyms, dst->l_nsyms); + bfd_put_32 (abfd, src->l_nreloc, dst->l_nreloc); + bfd_put_32 (abfd, src->l_istlen, dst->l_istlen); + bfd_put_32 (abfd, src->l_nimpid, dst->l_nimpid); + bfd_put_32 (abfd, src->l_impoff, dst->l_impoff); + bfd_put_32 (abfd, src->l_stlen, dst->l_stlen); + bfd_put_32 (abfd, src->l_stoff, dst->l_stoff); +} + +/* Swap in the ldsym structure. */ + +static void +xcoff_swap_ldsym_in (abfd, s, dst) + bfd *abfd; + const PTR s; + struct internal_ldsym *dst; +{ + const struct external_ldsym *src = (const struct external_ldsym *) s; + + if (bfd_get_32 (abfd, src->_l._l_l._l_zeroes) != 0) { + memcpy (dst->_l._l_name, src->_l._l_name, SYMNMLEN); + } else { + dst->_l._l_l._l_zeroes = 0; + dst->_l._l_l._l_offset = bfd_get_32 (abfd, src->_l._l_l._l_offset); + } + dst->l_value = bfd_get_32 (abfd, src->l_value); + dst->l_scnum = bfd_get_16 (abfd, src->l_scnum); + dst->l_smtype = bfd_get_8 (abfd, src->l_smtype); + dst->l_smclas = bfd_get_8 (abfd, src->l_smclas); + dst->l_ifile = bfd_get_32 (abfd, src->l_ifile); + dst->l_parm = bfd_get_32 (abfd, src->l_parm); +} + +/* Swap out the ldsym structure. */ + +static void +xcoff_swap_ldsym_out (abfd, src, d) + bfd *abfd; + const struct internal_ldsym *src; + PTR d; +{ + struct external_ldsym *dst = (struct external_ldsym *) d; + + if (src->_l._l_l._l_zeroes != 0) + memcpy (dst->_l._l_name, src->_l._l_name, SYMNMLEN); + else + { + bfd_put_32 (abfd, (bfd_vma) 0, dst->_l._l_l._l_zeroes); + bfd_put_32 (abfd, (bfd_vma) src->_l._l_l._l_offset, + dst->_l._l_l._l_offset); + } + bfd_put_32 (abfd, src->l_value, dst->l_value); + bfd_put_16 (abfd, (bfd_vma) src->l_scnum, dst->l_scnum); + bfd_put_8 (abfd, src->l_smtype, dst->l_smtype); + bfd_put_8 (abfd, src->l_smclas, dst->l_smclas); + bfd_put_32 (abfd, src->l_ifile, dst->l_ifile); + bfd_put_32 (abfd, src->l_parm, dst->l_parm); +} + +static void +xcoff_swap_reloc_in (abfd, s, d) + bfd *abfd; + PTR s; + PTR d; +{ + struct external_reloc *src = (struct external_reloc *) s; + struct internal_reloc *dst = (struct internal_reloc *) d; + + memset (dst, 0, sizeof (struct internal_reloc)); + + dst->r_vaddr = bfd_get_32 (abfd, src->r_vaddr); + dst->r_symndx = bfd_get_32 (abfd, src->r_symndx); + dst->r_size = bfd_get_8 (abfd, src->r_size); + dst->r_type = bfd_get_8 (abfd, src->r_type); +} + +static unsigned int +xcoff_swap_reloc_out (abfd, s, d) + bfd *abfd; + PTR s; + PTR d; +{ + struct internal_reloc *src = (struct internal_reloc *) s; + struct external_reloc *dst = (struct external_reloc *) d; + + bfd_put_32 (abfd, src->r_vaddr, dst->r_vaddr); + bfd_put_32 (abfd, src->r_symndx, dst->r_symndx); + bfd_put_8 (abfd, src->r_type, dst->r_type); + bfd_put_8 (abfd, src->r_size, dst->r_size); + + return bfd_coff_relsz (abfd); +} + +/* Swap in the ldrel structure. */ + +static void +xcoff_swap_ldrel_in (abfd, s, dst) + bfd *abfd; + const PTR s; + struct internal_ldrel *dst; +{ + const struct external_ldrel *src = (const struct external_ldrel *) s; + + dst->l_vaddr = bfd_get_32 (abfd, src->l_vaddr); + dst->l_symndx = bfd_get_32 (abfd, src->l_symndx); + dst->l_rtype = bfd_get_16 (abfd, src->l_rtype); + dst->l_rsecnm = bfd_get_16 (abfd, src->l_rsecnm); +} + +/* Swap out the ldrel structure. */ + +static void +xcoff_swap_ldrel_out (abfd, src, d) + bfd *abfd; + const struct internal_ldrel *src; + PTR d; +{ + struct external_ldrel *dst = (struct external_ldrel *) d; + + bfd_put_32 (abfd, src->l_vaddr, dst->l_vaddr); + bfd_put_32 (abfd, src->l_symndx, dst->l_symndx); + bfd_put_16 (abfd, (bfd_vma) src->l_rtype, dst->l_rtype); + bfd_put_16 (abfd, (bfd_vma) src->l_rsecnm, dst->l_rsecnm); +} + + +boolean +xcoff_reloc_type_noop (input_bfd, input_section, output_bfd, rel, sym, howto, + val, addend, relocation, contents) + bfd *input_bfd ATTRIBUTE_UNUSED; + asection *input_section ATTRIBUTE_UNUSED; + bfd *output_bfd ATTRIBUTE_UNUSED; + struct internal_reloc *rel ATTRIBUTE_UNUSED; + struct internal_syment *sym ATTRIBUTE_UNUSED; + struct reloc_howto_struct *howto ATTRIBUTE_UNUSED; + bfd_vma val ATTRIBUTE_UNUSED; + bfd_vma addend ATTRIBUTE_UNUSED; + bfd_vma *relocation ATTRIBUTE_UNUSED; + bfd_byte *contents ATTRIBUTE_UNUSED; +{ + return true; +} + +boolean +xcoff_reloc_type_fail (input_bfd, input_section, output_bfd, rel, sym, howto, + val, addend, relocation, contents) + bfd *input_bfd; + asection *input_section ATTRIBUTE_UNUSED; + bfd *output_bfd ATTRIBUTE_UNUSED; + struct internal_reloc *rel; + struct internal_syment *sym ATTRIBUTE_UNUSED; + struct reloc_howto_struct *howto ATTRIBUTE_UNUSED; + bfd_vma val ATTRIBUTE_UNUSED; + bfd_vma addend ATTRIBUTE_UNUSED; + bfd_vma *relocation ATTRIBUTE_UNUSED; + bfd_byte *contents ATTRIBUTE_UNUSED; +{ + (*_bfd_error_handler) + (_("%s: unsupported relocation type 0x%02x"), + bfd_get_filename (input_bfd), (unsigned int) rel->r_type); + bfd_set_error (bfd_error_bad_value); + return false; +} + +boolean +xcoff_reloc_type_pos (input_bfd, input_section, output_bfd, rel, sym, howto, + val, addend, relocation, contents) + bfd *input_bfd ATTRIBUTE_UNUSED; + asection *input_section ATTRIBUTE_UNUSED; + bfd *output_bfd ATTRIBUTE_UNUSED; + struct internal_reloc *rel ATTRIBUTE_UNUSED; + struct internal_syment *sym ATTRIBUTE_UNUSED; + struct reloc_howto_struct *howto ATTRIBUTE_UNUSED; + bfd_vma val; + bfd_vma addend; + bfd_vma *relocation; + bfd_byte *contents ATTRIBUTE_UNUSED; +{ + *relocation = val + addend; + return true; +} + +boolean +xcoff_reloc_type_neg (input_bfd, input_section, output_bfd, rel, sym, howto, + val, addend, relocation, contents) + bfd *input_bfd ATTRIBUTE_UNUSED; + asection *input_section ATTRIBUTE_UNUSED; + bfd *output_bfd ATTRIBUTE_UNUSED; + struct internal_reloc *rel ATTRIBUTE_UNUSED; + struct internal_syment *sym ATTRIBUTE_UNUSED; + struct reloc_howto_struct *howto ATTRIBUTE_UNUSED; + bfd_vma val; + bfd_vma addend; + bfd_vma *relocation; + bfd_byte *contents ATTRIBUTE_UNUSED; +{ + *relocation = addend - val; + return true; +} + +boolean +xcoff_reloc_type_rel (input_bfd, input_section, output_bfd, rel, sym, howto, + val, addend, relocation, contents) + bfd *input_bfd ATTRIBUTE_UNUSED; + asection *input_section; + bfd *output_bfd ATTRIBUTE_UNUSED; + struct internal_reloc *rel ATTRIBUTE_UNUSED; + struct internal_syment *sym ATTRIBUTE_UNUSED; + struct reloc_howto_struct *howto; + bfd_vma val; + bfd_vma addend; + bfd_vma *relocation; + bfd_byte *contents ATTRIBUTE_UNUSED; +{ + howto->pc_relative = true; + + /* A PC relative reloc includes the section address. */ + addend += input_section->vma; + + *relocation = val + addend; + *relocation -= (input_section->output_section->vma + + input_section->output_offset); + return true; +} + +boolean +xcoff_reloc_type_toc (input_bfd, input_section, output_bfd, rel, sym, howto, + val, addend, relocation, contents) + bfd *input_bfd; + asection *input_section ATTRIBUTE_UNUSED; + bfd *output_bfd; + struct internal_reloc *rel; + struct internal_syment *sym; + struct reloc_howto_struct *howto ATTRIBUTE_UNUSED; + bfd_vma val; + bfd_vma addend ATTRIBUTE_UNUSED; + bfd_vma *relocation; + bfd_byte *contents ATTRIBUTE_UNUSED; +{ + struct xcoff_link_hash_entry *h; + + if (0 > rel->r_symndx) + return false; + + h = obj_xcoff_sym_hashes (input_bfd)[rel->r_symndx]; + + if (h != NULL && h->smclas != XMC_TD) + { + if (h->toc_section == NULL) + { + (*_bfd_error_handler) + (_("%s: TOC reloc at 0x%x to symbol `%s' with no TOC entry"), + bfd_get_filename (input_bfd), rel->r_vaddr, + h->root.root.string); + bfd_set_error (bfd_error_bad_value); + return false; + } + + BFD_ASSERT ((h->flags & XCOFF_SET_TOC) == 0); + val = (h->toc_section->output_section->vma + + h->toc_section->output_offset); + } + + *relocation = ((val - xcoff_data (output_bfd)->toc) - + (sym->n_value - xcoff_data (input_bfd)->toc)); + return true; +} + +boolean +xcoff_reloc_type_ba (input_bfd, input_section, output_bfd, rel, sym, howto, + val, addend, relocation, contents) + bfd *input_bfd ATTRIBUTE_UNUSED; + asection *input_section ATTRIBUTE_UNUSED; + bfd *output_bfd ATTRIBUTE_UNUSED; + struct internal_reloc *rel ATTRIBUTE_UNUSED; + struct internal_syment *sym ATTRIBUTE_UNUSED; + struct reloc_howto_struct *howto; + bfd_vma val; + bfd_vma addend; + bfd_vma *relocation; + bfd_byte *contents ATTRIBUTE_UNUSED; +{ + howto->src_mask &= ~3; + howto->dst_mask = howto->src_mask; + + *relocation = val + addend; + + return true; +} + +static boolean +xcoff_reloc_type_br (input_bfd, input_section, output_bfd, rel, sym, howto, + val, addend, relocation, contents) + bfd *input_bfd; + asection *input_section; + bfd *output_bfd ATTRIBUTE_UNUSED; + struct internal_reloc *rel; + struct internal_syment *sym ATTRIBUTE_UNUSED; + struct reloc_howto_struct *howto; + bfd_vma val; + bfd_vma addend; + bfd_vma *relocation; + bfd_byte *contents; +{ + struct xcoff_link_hash_entry *h; + + if (0 > rel->r_symndx) + return false; + + h = obj_xcoff_sym_hashes (input_bfd)[rel->r_symndx]; + + /* If we see an R_BR or R_RBR reloc which is jumping to global + linkage code, and it is followed by an appropriate cror nop + instruction, we replace the cror with lwz r2,20(r1). This + restores the TOC after the glink code. Contrariwise, if the + call is followed by a lwz r2,20(r1), but the call is not + going to global linkage code, we can replace the load with a + cror. */ + if (NULL != h + && bfd_link_hash_defined == h->root.type + && (rel->r_vaddr - input_section->vma + 8 <= + input_section->_cooked_size)) + { + bfd_byte *pnext; + unsigned long next; + + pnext = contents + (rel->r_vaddr - input_section->vma) + 4; + next = bfd_get_32 (input_bfd, pnext); + + /* The _ptrgl function is magic. It is used by the AIX + compiler to call a function through a pointer. */ + if (h->smclas == XMC_GL || strcmp (h->root.root.string, "._ptrgl") == 0) + { + if (next == 0x4def7b82 /* cror 15,15,15 */ + || next == 0x4ffffb82 /* cror 31,31,31 */ + || next == 0x60000000) /* ori r0,r0,0 */ + bfd_put_32 (input_bfd, 0x80410014, pnext); /* lwz r1,20(r1) */ + + } else + { + if (next == 0x80410014) /* lwz r1,20(r1) */ + bfd_put_32 (input_bfd, 0x60000000, pnext); /* ori r0,r0,0 */ + } + } + else if (NULL != h && bfd_link_hash_undefined == h->root.type) + { + /* Normally, this relocation is against a defined symbol. In the + case where this is a partial link and the output section offset + is greater than 2^25, the linker will return an invalid error + message that the relocation has been truncated. Yes it has been + truncated but no it not important. For this case, disable the + overflow checking. */ + + howto->complain_on_overflow = complain_overflow_dont; + } + + howto->pc_relative = true; + howto->src_mask &= ~3; + howto->dst_mask = howto->src_mask; + + /* A PC relative reloc includes the section address. */ + addend += input_section->vma; + + *relocation = val + addend; + *relocation -= (input_section->output_section->vma + + input_section->output_offset); + return true; +} + +boolean +xcoff_reloc_type_crel (input_bfd, input_section, output_bfd, rel, sym, howto, + val, addend, relocation, contents) + bfd *input_bfd ATTRIBUTE_UNUSED; + asection *input_section; + bfd *output_bfd ATTRIBUTE_UNUSED; + struct internal_reloc *rel ATTRIBUTE_UNUSED; + struct internal_syment *sym ATTRIBUTE_UNUSED; + struct reloc_howto_struct *howto; + bfd_vma val ATTRIBUTE_UNUSED; + bfd_vma addend; + bfd_vma *relocation; + bfd_byte *contents ATTRIBUTE_UNUSED; +{ + howto->pc_relative = true; + howto->src_mask &= ~3; + howto->dst_mask = howto->src_mask; + + /* A PC relative reloc includes the section address. */ + addend += input_section->vma; + + *relocation = val + addend; + *relocation -= (input_section->output_section->vma + + input_section->output_offset); + return true; +} + +static boolean +xcoff_complain_overflow_dont_func (input_bfd, val, relocation, howto) + bfd *input_bfd ATTRIBUTE_UNUSED; + bfd_vma val ATTRIBUTE_UNUSED; + bfd_vma relocation ATTRIBUTE_UNUSED; + struct reloc_howto_struct *howto ATTRIBUTE_UNUSED; +{ + return false; +} + +static boolean +xcoff_complain_overflow_bitfield_func (input_bfd, val, relocation, howto) + bfd *input_bfd; + bfd_vma val; + bfd_vma relocation; + struct reloc_howto_struct *howto; +{ + bfd_vma addrmask, fieldmask, signmask, ss; + bfd_vma a, b, sum; + + /* Get the values to be added together. For signed and unsigned + relocations, we assume that all values should be truncated to + the size of an address. For bitfields, all the bits matter. + See also bfd_check_overflow. */ + fieldmask = N_ONES (howto->bitsize); + addrmask = N_ONES (bfd_arch_bits_per_address (input_bfd)) | fieldmask; + a = relocation; + b = val & howto->src_mask; + + /* Much like unsigned, except no trimming with addrmask. In + addition, the sum overflows if there is a carry out of + the bfd_vma, i.e., the sum is less than either input + operand. */ + a >>= howto->rightshift; + b >>= howto->bitpos; + + /* Bitfields are sometimes used for signed numbers; for + example, a 13-bit field sometimes represents values in + 0..8191 and sometimes represents values in -4096..4095. + If the field is signed and a is -4095 (0x1001) and b is + -1 (0x1fff), the sum is -4096 (0x1000), but (0x1001 + + 0x1fff is 0x3000). It's not clear how to handle this + everywhere, since there is not way to know how many bits + are significant in the relocation, but the original code + assumed that it was fully sign extended, and we will keep + that assumption. */ + signmask = (fieldmask >> 1) + 1; + + if ((a & ~ fieldmask) != 0) + { + /* Some bits out of the field are set. This might not + be a problem: if this is a signed bitfield, it is OK + iff all the high bits are set, including the sign + bit. We'll try setting all but the most significant + bit in the original relocation value: if this is all + ones, we are OK, assuming a signed bitfield. */ + ss = (signmask << howto->rightshift) - 1; + if ((ss | relocation) != ~ (bfd_vma) 0) + return true; + a &= fieldmask; + } + + /* We just assume (b & ~ fieldmask) == 0. */ + + /* We explicitly permit wrap around if this relocation + covers the high bit of an address. The Linux kernel + relies on it, and it is the only way to write assembler + code which can run when loaded at a location 0x80000000 + away from the location at which it is linked. */ + if (howto->bitsize + howto->rightshift + == bfd_arch_bits_per_address (input_bfd)) + return false; + + sum = a + b; + if (sum < a || (sum & ~ fieldmask) != 0) + { + /* There was a carry out, or the field overflow. Test + for signed operands again. Here is the overflow test + is as for complain_overflow_signed. */ + if (((~ (a ^ b)) & (a ^ sum)) & signmask) + return true; + } + + return false; +} + +static boolean +xcoff_complain_overflow_signed_func (input_bfd, val, relocation, howto) + bfd *input_bfd; + bfd_vma val; + bfd_vma relocation; + struct reloc_howto_struct *howto; +{ + bfd_vma addrmask, fieldmask, signmask, ss; + bfd_vma a, b, sum; + + /* Get the values to be added together. For signed and unsigned + relocations, we assume that all values should be truncated to + the size of an address. For bitfields, all the bits matter. + See also bfd_check_overflow. */ + fieldmask = N_ONES (howto->bitsize); + addrmask = N_ONES (bfd_arch_bits_per_address (input_bfd)) | fieldmask; + a = relocation; + b = val & howto->src_mask; + + a = (a & addrmask) >> howto->rightshift; + + /* If any sign bits are set, all sign bits must be set. + That is, A must be a valid negative address after + shifting. */ + signmask = ~ (fieldmask >> 1); + ss = a & signmask; + if (ss != 0 && ss != ((addrmask >> howto->rightshift) & signmask)) + return true; + + /* We only need this next bit of code if the sign bit of B + is below the sign bit of A. This would only happen if + SRC_MASK had fewer bits than BITSIZE. Note that if + SRC_MASK has more bits than BITSIZE, we can get into + trouble; we would need to verify that B is in range, as + we do for A above. */ + signmask = ((~ howto->src_mask) >> 1) & howto->src_mask; + if ((b & signmask) != 0) + { + /* Set all the bits above the sign bit. */ + b -= signmask <<= 1; + } + + b = (b & addrmask) >> howto->bitpos; + + /* Now we can do the addition. */ + sum = a + b; + + /* See if the result has the correct sign. Bits above the + sign bit are junk now; ignore them. If the sum is + positive, make sure we did not have all negative inputs; + if the sum is negative, make sure we did not have all + positive inputs. The test below looks only at the sign + bits, and it really just + SIGN (A) == SIGN (B) && SIGN (A) != SIGN (SUM) + */ + signmask = (fieldmask >> 1) + 1; + if (((~ (a ^ b)) & (a ^ sum)) & signmask) + return true; + + return false; +} + +static boolean +xcoff_complain_overflow_unsigned_func (input_bfd, val, relocation, howto) + bfd *input_bfd; + bfd_vma val; + bfd_vma relocation; + struct reloc_howto_struct *howto; +{ + bfd_vma addrmask, fieldmask; + bfd_vma a, b, sum; + + /* Get the values to be added together. For signed and unsigned + relocations, we assume that all values should be truncated to + the size of an address. For bitfields, all the bits matter. + See also bfd_check_overflow. */ + fieldmask = N_ONES (howto->bitsize); + addrmask = N_ONES (bfd_arch_bits_per_address (input_bfd)) | fieldmask; + a = relocation; + b = val & howto->src_mask; + + /* Checking for an unsigned overflow is relatively easy: + trim the addresses and add, and trim the result as well. + Overflow is normally indicated when the result does not + fit in the field. However, we also need to consider the + case when, e.g., fieldmask is 0x7fffffff or smaller, an + input is 0x80000000, and bfd_vma is only 32 bits; then we + will get sum == 0, but there is an overflow, since the + inputs did not fit in the field. Instead of doing a + separate test, we can check for this by or-ing in the + operands when testing for the sum overflowing its final + field. */ + a = (a & addrmask) >> howto->rightshift; + b = (b & addrmask) >> howto->bitpos; + sum = (a + b) & addrmask; + if ((a | b | sum) & ~ fieldmask) + return true; + + return false; +} + +/* This is the relocation function for the RS/6000/POWER/PowerPC. + This is currently the only processor which uses XCOFF; I hope that + will never change. + + I took the relocation type definitions from two documents: + the PowerPC AIX Version 4 Application Binary Interface, First + Edition (April 1992), and the PowerOpen ABI, Big-Endian + 32-Bit Hardware Implementation (June 30, 1994). Differences + between the documents are noted below. + + Unsupported r_type's + + R_RTB: + R_RRTBI: + R_RRTBA: + + These relocs are defined by the PowerPC ABI to be + relative branches which use half of the difference + between the symbol and the program counter. I can't + quite figure out when this is useful. These relocs are + not defined by the PowerOpen ABI. + + Supported r_type's + + R_POS: + Simple positive relocation. + + R_NEG: + Simple negative relocation. + + R_REL: + Simple PC relative relocation. + + R_TOC: + TOC relative relocation. The value in the instruction in + the input file is the offset from the input file TOC to + the desired location. We want the offset from the final + TOC to the desired location. We have: + isym = iTOC + in + iinsn = in + o + osym = oTOC + on + oinsn = on + o + so we must change insn by on - in. + + R_GL: + GL linkage relocation. The value of this relocation + is the address of the entry in the TOC section. + + R_TCL: + Local object TOC address. I can't figure out the + difference between this and case R_GL. + + R_TRL: + TOC relative relocation. A TOC relative load instruction + which may be changed to a load address instruction. + FIXME: We don't currently implement this optimization. + + R_TRLA: + TOC relative relocation. This is a TOC relative load + address instruction which may be changed to a load + instruction. FIXME: I don't know if this is the correct + implementation. + + R_BA: + Absolute branch. We don't want to mess with the lower + two bits of the instruction. + + R_CAI: + The PowerPC ABI defines this as an absolute call which + may be modified to become a relative call. The PowerOpen + ABI does not define this relocation type. + + R_RBA: + Absolute branch which may be modified to become a + relative branch. + + R_RBAC: + The PowerPC ABI defines this as an absolute branch to a + fixed address which may be modified to an absolute branch + to a symbol. The PowerOpen ABI does not define this + relocation type. + + R_RBRC: + The PowerPC ABI defines this as an absolute branch to a + fixed address which may be modified to a relative branch. + The PowerOpen ABI does not define this relocation type. + + R_BR: + Relative branch. We don't want to mess with the lower + two bits of the instruction. + + R_CREL: + The PowerPC ABI defines this as a relative call which may + be modified to become an absolute call. The PowerOpen + ABI does not define this relocation type. + + R_RBR: + A relative branch which may be modified to become an + absolute branch. FIXME: We don't implement this, + although we should for symbols of storage mapping class + XMC_XO. + + R_RL: + The PowerPC AIX ABI describes this as a load which may be + changed to a load address. The PowerOpen ABI says this + is the same as case R_POS. + + R_RLA: + The PowerPC AIX ABI describes this as a load address + which may be changed to a load. The PowerOpen ABI says + this is the same as R_POS. +*/ + +boolean +xcoff_ppc_relocate_section (output_bfd, info, input_bfd, + input_section, contents, relocs, syms, + sections) + bfd *output_bfd; + struct bfd_link_info *info; + bfd *input_bfd; + asection *input_section; + bfd_byte *contents; + struct internal_reloc *relocs; + struct internal_syment *syms; + asection **sections; +{ + struct internal_reloc *rel; + struct internal_reloc *relend; + + rel = relocs; + relend = rel + input_section->reloc_count; + for (; rel < relend; rel++) + { + long symndx; + struct xcoff_link_hash_entry *h; + struct internal_syment *sym; + bfd_vma addend; + bfd_vma val; + struct reloc_howto_struct howto; + bfd_vma relocation; + bfd_vma value_to_relocate; + bfd_vma address; + bfd_byte *location; + + /* Relocation type R_REF is a special relocation type which is + merely used to prevent garbage collection from occurring for + the csect including the symbol which it references. */ + if (rel->r_type == R_REF) + continue; + + /* howto */ + howto.type = rel->r_type; + howto.rightshift = 0; + howto.bitsize = (rel->r_size & 0x1f) + 1; + howto.size = howto.bitsize > 16 ? 2 : 1; + howto.pc_relative = false; + howto.bitpos = 0; + howto.complain_on_overflow = rel->r_size & 0x80 ? + complain_overflow_signed : complain_overflow_bitfield; + howto.special_function = NULL; + howto.name = "internal"; + howto.partial_inplace = true; + howto.src_mask = howto.dst_mask = N_ONES(howto.bitsize); + howto.pcrel_offset = false; + + /* symbol */ + val = 0; + addend = 0; + h = NULL; + sym = NULL; + symndx = rel->r_symndx; + + if (-1 != symndx) + { + asection *sec; + + h = obj_xcoff_sym_hashes (input_bfd)[symndx]; + sym = syms + symndx; + addend = - sym->n_value; + + if (NULL == h) + { + sec = sections[symndx]; + /* Hack to make sure we use the right TOC anchor value + if this reloc is against the TOC anchor. */ + if (sec->name[3] == '0' + && strcmp (sec->name, ".tc0") == 0) + val = xcoff_data (output_bfd)->toc; + else + val = (sec->output_section->vma + + sec->output_offset + + sym->n_value + - sec->vma); + } + else + { + if (h->root.type == bfd_link_hash_defined + || h->root.type == bfd_link_hash_defweak) + { + sec = h->root.u.def.section; + val = (h->root.u.def.value + + sec->output_section->vma + + sec->output_offset); + } + else if (h->root.type == bfd_link_hash_common) + { + sec = h->root.u.c.p->section; + val = (sec->output_section->vma + + sec->output_offset); + + } + else if ((0 == (h->flags & (XCOFF_DEF_DYNAMIC | XCOFF_IMPORT))) + && ! info->relocateable) + { + if (! ((*info->callbacks->undefined_symbol) + (info, h->root.root.string, input_bfd, input_section, + rel->r_vaddr - input_section->vma, true))) + return false; + + /* Don't try to process the reloc. It can't help, and + it may generate another error. */ + continue; + } + } + } + + if (rel->r_type >= XCOFF_MAX_CALCULATE_RELOCATION + || (false == xcoff_calculate_relocation[rel->r_type] + (input_bfd, input_section, output_bfd, rel, sym, &howto, val, + addend, &relocation, contents))) + return false; + + /* address */ + address = rel->r_vaddr - input_section->vma; + location = contents + address; + + if (address > input_section->_raw_size) + abort(); + + /* Get the value we are going to relocate. */ + if (1 == howto.size) + value_to_relocate = bfd_get_16 (input_bfd, location); + else + value_to_relocate = bfd_get_32 (input_bfd, location); + + /* overflow. + + FIXME: We may drop bits during the addition + which we don't check for. We must either check at every single + operation, which would be tedious, or we must do the computations + in a type larger than bfd_vma, which would be inefficient. */ + + if ((unsigned int) howto.complain_on_overflow >= + XCOFF_MAX_COMPLAIN_OVERFLOW) + abort(); + + if ((true == xcoff_complain_overflow[howto.complain_on_overflow] + (input_bfd, value_to_relocate, relocation, &howto))) + { + const char *name; + char buf[SYMNMLEN + 1]; + char reloc_type_name[10]; + + if (symndx == -1) + { + name = "*ABS*"; + } + else if (h != NULL) + { + name = h->root.root.string; + } + else + { + name = _bfd_coff_internal_syment_name (input_bfd, sym, buf); + if (name == NULL) + name = "UNKNOWN"; + } + sprintf (reloc_type_name, "0x%02x", rel->r_type); + + if (! ((*info->callbacks->reloc_overflow) + (info, name, reloc_type_name, (bfd_vma) 0, input_bfd, + input_section, rel->r_vaddr - input_section->vma))) + return false; + } + + /* Add RELOCATION to the right bits of VALUE_TO_RELOCATE. */ + value_to_relocate = ((value_to_relocate & ~howto.dst_mask) | + (((value_to_relocate & howto.src_mask) + + relocation) & howto.dst_mask)); + + /* Put the value back in the object file. */ + if (1 == howto.size) + bfd_put_16 (input_bfd, value_to_relocate, location); + else + bfd_put_32 (input_bfd, value_to_relocate, location); + } + + return true; +} + +static boolean +_bfd_xcoff_put_ldsymbol_name (abfd, ldinfo, ldsym, name) + bfd *abfd ATTRIBUTE_UNUSED; + struct xcoff_loader_info *ldinfo; + struct internal_ldsym *ldsym; + const char *name; +{ + size_t len; + len = strlen (name); + + if (len <= SYMNMLEN) + strncpy (ldsym->_l._l_name, name, SYMNMLEN); + else + { + if (ldinfo->string_size + len + 3 > ldinfo->string_alc) + { + bfd_size_type newalc; + bfd_byte *newstrings; + + newalc = ldinfo->string_alc * 2; + if (newalc == 0) + newalc = 32; + while (ldinfo->string_size + len + 3 > newalc) + newalc *= 2; + + newstrings = ((bfd_byte *) + bfd_realloc ((PTR) ldinfo->strings, newalc)); + if (newstrings == NULL) + { + ldinfo->failed = true; + return false; + } + ldinfo->string_alc = newalc; + ldinfo->strings = newstrings; + } + + bfd_put_16 (ldinfo->output_bfd, (bfd_vma) (len + 1), + ldinfo->strings + ldinfo->string_size); + strcpy (ldinfo->strings + ldinfo->string_size + 2, name); + ldsym->_l._l_l._l_zeroes = 0; + ldsym->_l._l_l._l_offset = ldinfo->string_size + 2; + ldinfo->string_size += len + 3; + } + + return true; +} + +static boolean +_bfd_xcoff_put_symbol_name (bfd *abfd, struct bfd_strtab_hash *strtab, + struct internal_syment *sym, + const char *name) +{ + if (strlen (name) <= SYMNMLEN) + { + strncpy (sym->_n._n_name, name, SYMNMLEN); + } + else + { + boolean hash; + bfd_size_type indx; + + hash = true; + if ((abfd->flags & BFD_TRADITIONAL_FORMAT) != 0) + hash = false; + indx = _bfd_stringtab_add (strtab, name, hash, false); + if (indx == (bfd_size_type) -1) + return false; + sym->_n._n_n._n_zeroes = 0; + sym->_n._n_n._n_offset = STRING_SIZE_SIZE + indx; + } + return true; +} + +static asection * +xcoff_create_csect_from_smclas (abfd, aux, symbol_name) + bfd *abfd; + union internal_auxent *aux; + const char *symbol_name; +{ + asection *return_value = NULL; + + /* .sv64 = x_smclas == 17 + This is an invalid csect for 32 bit apps. */ + static const char *names[19] = + { + ".pr", ".ro", ".db", ".tc", ".ua", ".rw", ".gl", ".xo", + ".sv", ".bs", ".ds", ".uc", ".ti", ".tb", NULL, ".tc0", + ".td", NULL, ".sv3264" + }; + + if ((19 >= aux->x_csect.x_smclas) && + (NULL != names[aux->x_csect.x_smclas])) + { + return_value = bfd_make_section_anyway + (abfd, names[aux->x_csect.x_smclas]); + } + else + { + (*_bfd_error_handler) + (_("%s: symbol `%s' has unrecognized smclas %d"), + bfd_archive_filename (abfd), symbol_name, aux->x_csect.x_smclas); + bfd_set_error (bfd_error_bad_value); + } + + return return_value; +} + +static boolean +xcoff_is_lineno_count_overflow (abfd, value) + bfd *abfd ATTRIBUTE_UNUSED; + bfd_vma value; +{ + if (0xffff <= value) + return true; + + return false; +} + +static boolean +xcoff_is_reloc_count_overflow (abfd, value) + bfd *abfd ATTRIBUTE_UNUSED; + bfd_vma value; +{ + if (0xffff <= value) + return true; + + return false; +} + +static bfd_vma +xcoff_loader_symbol_offset (abfd, ldhdr) + bfd *abfd; + struct internal_ldhdr *ldhdr ATTRIBUTE_UNUSED; +{ + return bfd_xcoff_ldhdrsz(abfd); +} + +static bfd_vma +xcoff_loader_reloc_offset (abfd, ldhdr) + bfd *abfd; + struct internal_ldhdr *ldhdr; +{ + return bfd_xcoff_ldhdrsz(abfd) + + (ldhdr->l_nsyms * bfd_xcoff_ldsymsz(abfd)); +} + +static boolean +xcoff_generate_rtinit (abfd, init, fini, rtld) + bfd *abfd; + const char *init; + const char *fini; + boolean rtld; +{ + bfd_byte filehdr_ext[FILHSZ]; + bfd_byte scnhdr_ext[SCNHSZ]; + bfd_byte syment_ext[SYMESZ * 10]; + bfd_byte reloc_ext[RELSZ * 3]; + bfd_byte *data_buffer; + bfd_size_type data_buffer_size; + bfd_byte *string_table = NULL, *st_tmp = NULL; + bfd_size_type string_table_size; + bfd_vma val; + size_t initsz, finisz; + struct internal_filehdr filehdr; + struct internal_scnhdr scnhdr; + struct internal_syment syment; + union internal_auxent auxent; + struct internal_reloc reloc; + + char *data_name = ".data"; + char *rtinit_name = "__rtinit"; + char *rtld_name = "__rtld"; + + if (! bfd_xcoff_rtinit_size (abfd)) + return false; + + initsz = (init == NULL ? 0 : 1 + strlen (init)); + finisz = (fini == NULL ? 0 : 1 + strlen (fini)); + + /* file header */ + memset (filehdr_ext, 0, FILHSZ); + memset (&filehdr, 0, sizeof (struct internal_filehdr)); + filehdr.f_magic = bfd_xcoff_magic_number (abfd); + filehdr.f_nscns = 1; + filehdr.f_timdat = 0; + filehdr.f_nsyms = 0; /* at least 6, no more than 10 */ + filehdr.f_symptr = 0; /* set below */ + filehdr.f_opthdr = 0; + filehdr.f_flags = 0; + + /* section header */ + memset (scnhdr_ext, 0, SCNHSZ); + memset (&scnhdr, 0, sizeof (struct internal_scnhdr)); + memcpy (scnhdr.s_name, data_name, strlen (data_name)); + scnhdr.s_paddr = 0; + scnhdr.s_vaddr = 0; + scnhdr.s_size = 0; /* set below */ + scnhdr.s_scnptr = FILHSZ + SCNHSZ; + scnhdr.s_relptr = 0; /* set below */ + scnhdr.s_lnnoptr = 0; + scnhdr.s_nreloc = 0; /* either 1 or 2 */ + scnhdr.s_nlnno = 0; + scnhdr.s_flags = STYP_DATA; + + /* .data + 0x0000 0x00000000 : rtl + 0x0004 0x00000010 : offset to init, or 0 + 0x0008 0x00000028 : offset to fini, or 0 + 0x000C 0x0000000C : size of descriptor + 0x0010 0x00000000 : init, needs a reloc + 0x0014 0x00000040 : offset to init name + 0x0018 0x00000000 : flags, padded to a word + 0x001C 0x00000000 : empty init + 0x0020 0x00000000 : + 0x0024 0x00000000 : + 0x0028 0x00000000 : fini, needs a reloc + 0x002C 0x00000??? : offset to fini name + 0x0030 0x00000000 : flags, padded to a word + 0x0034 0x00000000 : empty fini + 0x0038 0x00000000 : + 0x003C 0x00000000 : + 0x0040 init name + 0x0040 + initsz fini name */ + + data_buffer_size = 0x0040 + initsz + finisz; + data_buffer_size += (data_buffer_size & 7) ? 8 - (data_buffer_size & 7) : 0; + data_buffer = NULL; + data_buffer = (bfd_byte *) bfd_malloc (data_buffer_size); + if (data_buffer == NULL) + return false; + + memset (data_buffer, 0, data_buffer_size); + + if (initsz) + { + val = 0x10; + bfd_h_put_32 (abfd, val, &data_buffer[0x04]); + val = 0x40; + bfd_h_put_32 (abfd, val, &data_buffer[0x14]); + memcpy (&data_buffer[val], init, initsz); + } + + if (finisz) + { + val = 0x28; + bfd_h_put_32 (abfd, val, &data_buffer[0x08]); + val = 0x40 + initsz; + bfd_h_put_32 (abfd, val, &data_buffer[0x2C]); + memcpy (&data_buffer[val], fini, finisz); + } + + val = 0x0C; + bfd_h_put_32 (abfd, val, &data_buffer[0x0C]); + + scnhdr.s_size = data_buffer_size; + + /* string table */ + string_table_size = 0; + if (initsz > 9) + string_table_size += initsz; + if (finisz > 9) + string_table_size += finisz; + if (string_table_size) + { + string_table_size += 4; + string_table = (bfd_byte *)bfd_malloc (string_table_size); + memset (string_table, 0, string_table_size); + val = string_table_size; + bfd_h_put_32 (abfd, val, &string_table[0]); + st_tmp = string_table + 4; + } + + /* symbols + 0. .data csect + 2. __rtinit + 4. init function + 6. fini function + 8. __rtld */ + memset (syment_ext, 0, 10 * SYMESZ); + memset (reloc_ext, 0, 3 * RELSZ); + + /* .data csect */ + memset (&syment, 0, sizeof (struct internal_syment)); + memset (&auxent, 0, sizeof (union internal_auxent)); + memcpy (syment._n._n_name, data_name, strlen (data_name)); + syment.n_scnum = 1; + syment.n_sclass = C_HIDEXT; + syment.n_numaux = 1; + auxent.x_csect.x_scnlen.l = data_buffer_size; + auxent.x_csect.x_smtyp = 3 << 3 | XTY_SD; + auxent.x_csect.x_smclas = XMC_RW; + bfd_coff_swap_sym_out (abfd, &syment, + &syment_ext[filehdr.f_nsyms * SYMESZ]); + bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, + syment.n_numaux, + &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); + filehdr.f_nsyms += 2; + + /* __rtinit */ + memset (&syment, 0, sizeof (struct internal_syment)); + memset (&auxent, 0, sizeof (union internal_auxent)); + memcpy (syment._n._n_name, rtinit_name, strlen (rtinit_name)); + syment.n_scnum = 1; + syment.n_sclass = C_EXT; + syment.n_numaux = 1; + auxent.x_csect.x_smtyp = XTY_LD; + auxent.x_csect.x_smclas = XMC_RW; + bfd_coff_swap_sym_out (abfd, &syment, + &syment_ext[filehdr.f_nsyms * SYMESZ]); + bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, + syment.n_numaux, + &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); + filehdr.f_nsyms += 2; + + /* init */ + if (initsz) + { + memset (&syment, 0, sizeof (struct internal_syment)); + memset (&auxent, 0, sizeof (union internal_auxent)); + + if (initsz > 9) + { + syment._n._n_n._n_offset = st_tmp - string_table; + memcpy (st_tmp, init, initsz); + st_tmp += initsz; + } + else + memcpy (syment._n._n_name, init, initsz - 1); + + syment.n_sclass = C_EXT; + syment.n_numaux = 1; + bfd_coff_swap_sym_out (abfd, &syment, + &syment_ext[filehdr.f_nsyms * SYMESZ]); + bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, + syment.n_numaux, + &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); + + /* reloc */ + memset (&reloc, 0, sizeof (struct internal_reloc)); + reloc.r_vaddr = 0x0010; + reloc.r_symndx = filehdr.f_nsyms; + reloc.r_type = R_POS; + reloc.r_size = 31; + bfd_coff_swap_reloc_out (abfd, &reloc, &reloc_ext[0]); + + filehdr.f_nsyms += 2; + scnhdr.s_nreloc += 1; + } + + /* fini */ + if (finisz) + { + memset (&syment, 0, sizeof (struct internal_syment)); + memset (&auxent, 0, sizeof (union internal_auxent)); + + if (finisz > 9) + { + syment._n._n_n._n_offset = st_tmp - string_table; + memcpy (st_tmp, fini, finisz); + st_tmp += finisz; + } + else + memcpy (syment._n._n_name, fini, finisz - 1); + + syment.n_sclass = C_EXT; + syment.n_numaux = 1; + bfd_coff_swap_sym_out (abfd, &syment, + &syment_ext[filehdr.f_nsyms * SYMESZ]); + bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, + syment.n_numaux, + &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); + + /* reloc */ + memset (&reloc, 0, sizeof (struct internal_reloc)); + reloc.r_vaddr = 0x0028; + reloc.r_symndx = filehdr.f_nsyms; + reloc.r_type = R_POS; + reloc.r_size = 31; + bfd_coff_swap_reloc_out (abfd, &reloc, + &reloc_ext[scnhdr.s_nreloc * RELSZ]); + + filehdr.f_nsyms += 2; + scnhdr.s_nreloc += 1; + } + + if (rtld) + { + memset (&syment, 0, sizeof (struct internal_syment)); + memset (&auxent, 0, sizeof (union internal_auxent)); + memcpy (syment._n._n_name, rtld_name, strlen (rtld_name)); + syment.n_sclass = C_EXT; + syment.n_numaux = 1; + bfd_coff_swap_sym_out (abfd, &syment, + &syment_ext[filehdr.f_nsyms * SYMESZ]); + bfd_coff_swap_aux_out (abfd, &auxent, syment.n_type, syment.n_sclass, 0, + syment.n_numaux, + &syment_ext[(filehdr.f_nsyms + 1) * SYMESZ]); + + /* reloc */ + memset (&reloc, 0, sizeof (struct internal_reloc)); + reloc.r_vaddr = 0x0000; + reloc.r_symndx = filehdr.f_nsyms; + reloc.r_type = R_POS; + reloc.r_size = 31; + bfd_coff_swap_reloc_out (abfd, &reloc, + &reloc_ext[scnhdr.s_nreloc * RELSZ]); + + filehdr.f_nsyms += 2; + scnhdr.s_nreloc += 1; + } + + scnhdr.s_relptr = scnhdr.s_scnptr + data_buffer_size; + filehdr.f_symptr = scnhdr.s_relptr + scnhdr.s_nreloc * RELSZ; + + bfd_coff_swap_filehdr_out (abfd, &filehdr, filehdr_ext); + bfd_bwrite (filehdr_ext, FILHSZ, abfd); + bfd_coff_swap_scnhdr_out (abfd, &scnhdr, scnhdr_ext); + bfd_bwrite (scnhdr_ext, SCNHSZ, abfd); + bfd_bwrite (data_buffer, data_buffer_size, abfd); + bfd_bwrite (reloc_ext, scnhdr.s_nreloc * RELSZ, abfd); + bfd_bwrite (syment_ext, filehdr.f_nsyms * SYMESZ, abfd); + bfd_bwrite (string_table, string_table_size, abfd); + + free (data_buffer); + data_buffer = NULL; + + return true; +} + + +static reloc_howto_type xcoff_dynamic_reloc = +HOWTO (0, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + 0, /* special_function */ + "R_POS", /* name */ + true, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + false); /* pcrel_offset */ + +/* glink + + The first word of global linkage code must be modified by filling in + the correct TOC offset. */ + +static unsigned long xcoff_glink_code[9] = + { + 0x81820000, /* lwz r12,0(r2) */ + 0x90410014, /* stw r2,20(r1) */ + 0x800c0000, /* lwz r0,0(r12) */ + 0x804c0004, /* lwz r2,4(r12) */ + 0x7c0903a6, /* mtctr r0 */ + 0x4e800420, /* bctr */ + 0x00000000, /* start of traceback table */ + 0x000c8000, /* traceback table */ + 0x00000000, /* traceback table */ + }; + + +static const struct xcoff_backend_data_rec bfd_xcoff_backend_data = + { + { /* COFF backend, defined in libcoff.h. */ + _bfd_xcoff_swap_aux_in, /* _bfd_coff_swap_aux_in */ + _bfd_xcoff_swap_sym_in, /* _bfd_coff_swap_sym_in */ + coff_swap_lineno_in, /* _bfd_coff_swap_lineno_in */ + _bfd_xcoff_swap_aux_out, /* _bfd_swap_aux_out */ + _bfd_xcoff_swap_sym_out, /* _bfd_swap_sym_out */ + coff_swap_lineno_out, /* _bfd_swap_lineno_out */ + xcoff_swap_reloc_out, /* _bfd_swap_reloc_out */ + coff_swap_filehdr_out, /* _bfd_swap_filehdr_out */ + coff_swap_aouthdr_out, /* _bfd_swap_aouthdr_out */ + coff_swap_scnhdr_out, /* _bfd_swap_scnhdr_out */ + FILHSZ, /* _bfd_filhsz */ + AOUTSZ, /* _bfd_aoutsz */ + SCNHSZ, /* _bfd_scnhsz */ + SYMESZ, /* _bfd_symesz */ + AUXESZ, /* _bfd_auxesz */ + RELSZ, /* _bfd_relsz */ + LINESZ, /* _bfd_linesz */ + FILNMLEN, /* _bfd_filnmlen */ + true, /* _bfd_coff_long_filenames */ + false, /* _bfd_coff_long_section_names */ + (3), /* _bfd_coff_default_section_alignment_power */ + false, /* _bfd_coff_force_symnames_in_strings */ + 2, /* _bfd_coff_debug_string_prefix_length */ + coff_swap_filehdr_in, /* _bfd_coff_swap_filehdr_in */ + coff_swap_aouthdr_in, /* _bfd_swap_aouthdr_in */ + coff_swap_scnhdr_in, /* _bfd_swap_scnhdr_in */ + xcoff_swap_reloc_in, /* _bfd_reloc_in */ + coff_bad_format_hook, /* _bfd_bad_format_hook */ + coff_set_arch_mach_hook, /* _bfd_set_arch_mach_hook */ + coff_mkobject_hook, /* _bfd_mkobject_hook */ + styp_to_sec_flags, /* _bfd_syp_to_sec_flags */ + coff_set_alignment_hook, /* _bfd_set_alignment_hook */ + coff_slurp_symbol_table, /* _bfd_coff_slurp_symbol_table */ + symname_in_debug_hook, /* _coff_symname_in_debug_hook */ + coff_pointerize_aux_hook, /* _bfd_coff_pointerize_aux_hook */ + coff_print_aux, /* bfd_coff_print_aux */ + dummy_reloc16_extra_cases, /* _bfd_coff_reloc16_extra_cases */ + dummy_reloc16_estimate, /* _bfd_coff_reloc16_estimate */ + NULL, /* bfd_coff_sym_is_global */ + coff_compute_section_file_positions, /* _bfd_coff_compute_section_file_positions */ + NULL, /* _bfd_coff_start_final_link */ + xcoff_ppc_relocate_section, /* _bfd_coff_relocate_section */ + coff_rtype_to_howto, /* _bfd_coff_rtype_to_howto */ + NULL, /* _bfd_coff_addust_symndx */ + _bfd_generic_link_add_one_symbol, /* _bfd_coff_add_one_symbol */ + coff_link_output_has_begun, /* _bfd_coff_link_output_has_begun */ + coff_final_link_postscript /* _bfd_coff_final_link_postscript */ + }, + + 0x01DF, /* magic number */ + bfd_arch_rs6000, /* architecture */ + bfd_mach_rs6k, /* machine */ + + /* Function pointers to xcoff specific swap routines. */ + xcoff_swap_ldhdr_in, /* _xcoff_swap_ldhdr_in */ + xcoff_swap_ldhdr_out, /* _xcoff_swap_ldhdr_out */ + xcoff_swap_ldsym_in, /* _xcoff_swap_ldsym_in */ + xcoff_swap_ldsym_out, /* _xcoff_swap_ldsym_out */ + xcoff_swap_ldrel_in, /* _xcoff_swap_ldrel_in */ + xcoff_swap_ldrel_out, /* _xcoff_swap_ldrel_out */ + + /* Sizes. */ + LDHDRSZ, /* _xcoff_ldhdrsz */ + LDSYMSZ, /* _xcoff_ldsymsz */ + LDRELSZ, /* _xcoff_ldrelsz */ + 12, /* _xcoff_function_descriptor_size */ + SMALL_AOUTSZ, /* _xcoff_small_aout_header_size */ + + /* Versions. */ + 1, /* _xcoff_ldhdr_version */ + + _bfd_xcoff_put_symbol_name, /* _xcoff_put_symbol_name */ + _bfd_xcoff_put_ldsymbol_name, /* _xcoff_put_ldsymbol_name */ + & xcoff_dynamic_reloc, /* dynamic reloc howto */ + xcoff_create_csect_from_smclas, /* _xcoff_create_csect_from_smclas */ + + /* Lineno and reloc count overflow. */ + xcoff_is_lineno_count_overflow, + xcoff_is_reloc_count_overflow, + + xcoff_loader_symbol_offset, + xcoff_loader_reloc_offset, + + /* glink. */ + & xcoff_glink_code[0], + (36), /* _xcoff_glink_size */ + + /* rtinit */ + 64, /* _xcoff_rtinit_size */ + xcoff_generate_rtinit, /* _xcoff_generate_rtinit */ +}; + +/* The transfer vector that leads the outside world to all of the above. */ +const bfd_target rs6000coff_vec = +{ + "aixcoff-rs6000", + bfd_target_xcoff_flavour, + BFD_ENDIAN_BIG, /* data byte order is big */ + BFD_ENDIAN_BIG, /* header byte order is big */ + + (HAS_RELOC | EXEC_P | /* object flags */ + HAS_LINENO | HAS_DEBUG | DYNAMIC | + HAS_SYMS | HAS_LOCALS | WP_TEXT), + + (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ + 0, /* leading char */ + '/', /* ar_pad_char */ + 15, /* ar_max_namelen??? FIXMEmgo */ + + /* data */ + bfd_getb64, /* bfd_getx64 */ + bfd_getb_signed_64, /* bfd_getx_signed_64 */ + bfd_putb64, /* bfd_putx64 */ + bfd_getb32, /* bfd_getx32 */ + bfd_getb_signed_32, /* bfd_getx_signed_32 */ + bfd_putb32, /* bfd_putx32 */ + bfd_getb16, /* bfd_getx16 */ + bfd_getb_signed_16, /* bfd_getx_signed_16 */ + bfd_putb16, /* bfd_putx16 */ + + /* hdrs */ + bfd_getb64, /* bfd_h_getx64 */ + bfd_getb_signed_64, /* bfd_h_getx_signed_64 */ + bfd_putb64, /* bfd_h_putx64 */ + bfd_getb32, /* bfd_h_getx32 */ + bfd_getb_signed_32, /* bfd_h_getx_signed_32 */ + bfd_putb32, /* bfd_h_putx32 */ + bfd_getb16, /* bfd_h_getx16 */ + bfd_getb_signed_16, /* bfd_h_getx_signed_16 */ + bfd_putb16, /* bfd_h_putx16 */ + + { /* bfd_check_format */ + _bfd_dummy_target, + coff_object_p, + _bfd_xcoff_archive_p, + CORE_FILE_P + }, + + { /* bfd_set_format */ + bfd_false, + coff_mkobject, + _bfd_generic_mkarchive, + bfd_false + }, + + {/* bfd_write_contents */ + bfd_false, + coff_write_object_contents, + _bfd_xcoff_write_archive_contents, + bfd_false + }, + + /* Generic */ + bfd_true, /* _close_and_cleanup */ + bfd_true, /* _bfd_free_cached_info */ + coff_new_section_hook, /* _new_section_hook */ + _bfd_generic_get_section_contents, /* _bfd_get_section_contents */ + /* _bfd_get_section_contents_in_window */ + _bfd_generic_get_section_contents_in_window, + + /* Copy */ + _bfd_xcoff_copy_private_bfd_data, /* _bfd_copy_private_bfd */ + /* _bfd_merge_private_bfd_data */ + ((boolean (*) (bfd *, bfd *)) bfd_true), + /* _bfd_copy_pivate_section_data */ + ((boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true), + /* _bfd_copy_private_symbol_data */ + ((boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true), + ((boolean (*) (bfd *, flagword)) bfd_true), /* _bfd_set_private_flags */ + ((boolean (*) (bfd *, void * )) bfd_true), /* _bfd_print_private_bfd_data */ + + /* Core */ + coff_core_file_failing_command, /* _core_file_failing_command */ + coff_core_file_failing_signal, /* _core_file_failing_signal */ + /* _core_file_matches_executable_p */ + coff_core_file_matches_executable_p, + + /* Archive */ + _bfd_xcoff_slurp_armap, /* _slurp_armap */ + /* XCOFF archives do not have + anything which corresponds to + an extended name table. */ + bfd_false, /* _slurp_extended_name_table */ + /* _construct_extended_name_table */ + ((boolean (*) (bfd *, char **, bfd_size_type *, const char **)) bfd_false), + bfd_dont_truncate_arname, /* _truncate_arname */ + _bfd_xcoff_write_armap, /* _write_armap */ + _bfd_xcoff_read_ar_hdr, /* _read_ar_hdr */ + _bfd_xcoff_openr_next_archived_file, /* _openr_next_archived_file */ + _bfd_generic_get_elt_at_index, /* _get_elt_at_index */ + _bfd_xcoff_stat_arch_elt, /* _generic_stat_arch_elt */ + /* XCOFF archives do not have + a timestamp. */ + bfd_true, /* _update_armap_timestamp */ + + /* Symbols */ + coff_get_symtab_upper_bound, /* _get_symtab_upper_bound */ + coff_get_symtab, /* _get_symtab */ + coff_make_empty_symbol, /* _make_empty_symbol */ + coff_print_symbol, /* _print_symbol */ + coff_get_symbol_info, /* _get_symbol_info */ + _bfd_xcoff_is_local_label_name, /* _bfd_is_local_label_name */ + coff_get_lineno, /* _get_lineno */ + coff_find_nearest_line, /* _find_nearest_line */ + coff_bfd_make_debug_symbol, /* _bfd_make_debug_symbol */ + _bfd_generic_read_minisymbols, /* _read_minisymbols */ + _bfd_generic_minisymbol_to_symbol, /* _minsymbol_to_symbol */ + + /* Reloc */ + coff_get_reloc_upper_bound, /* _get_reloc_upper_bound */ + coff_canonicalize_reloc, /* _cononicalize_reloc */ + _bfd_xcoff_reloc_type_lookup, /* _bfd_reloc_type_lookup */ + + /* Write */ + coff_set_arch_mach, /* _set_arch_mach */ + coff_set_section_contents, /* _set_section_contents */ + + /* Link */ + _bfd_xcoff_sizeof_headers, /* _sizeof_headers */ + /* _bfd_get_relocated_section_contents */ + bfd_generic_get_relocated_section_contents, + bfd_generic_relax_section, /* _bfd_relax_section */ + _bfd_xcoff_bfd_link_hash_table_create, /* _bfd_link_hash_table_create */ + _bfd_generic_link_hash_table_free, /* _bfd_link_hash_table_free */ + _bfd_xcoff_bfd_link_add_symbols, /* _bfd_link_add_symbols */ + _bfd_generic_link_just_syms, /* _bfd_link_just_syms */ + _bfd_xcoff_bfd_final_link, /* _bfd_final_link */ + _bfd_generic_link_split_section, /* _bfd_link_split_section */ + bfd_generic_gc_sections, /* _bfd_gc_sections */ + bfd_generic_merge_sections, /* _bfd_merge_sections */ + bfd_generic_discard_group, /* _bfd_discard_group */ + + /* Dynamic */ + /* _get_dynamic_symtab_upper_bound */ + _bfd_xcoff_get_dynamic_symtab_upper_bound, + _bfd_xcoff_canonicalize_dynamic_symtab, /* _cononicalize_dynamic_symtab */ + _bfd_xcoff_get_dynamic_reloc_upper_bound,/* _get_dynamic_reloc_upper_bound */ + _bfd_xcoff_canonicalize_dynamic_reloc, /* _cononicalize_dynamic_reloc */ + + /* Opposite endian version, none exists */ + NULL, + + /* back end data */ + (void *) &bfd_xcoff_backend_data, +}; + +/* + * xcoff-powermac target + * Old target. + * Only difference between this target and the rs6000 target is the + * the default architecture and machine type used in coffcode.h + * + * PowerPC Macs use the same magic numbers as RS/6000 + * (because that's how they were bootstrapped originally), + * but they are always PowerPC architecture. + */ +static const struct xcoff_backend_data_rec bfd_pmac_xcoff_backend_data = +{ + { /* COFF backend, defined in libcoff.h */ + _bfd_xcoff_swap_aux_in, /* _bfd_coff_swap_aux_in */ + _bfd_xcoff_swap_sym_in, /* _bfd_coff_swap_sym_in */ + coff_swap_lineno_in, /* _bfd_coff_swap_lineno_in */ + _bfd_xcoff_swap_aux_out, /* _bfd_swap_aux_out */ + _bfd_xcoff_swap_sym_out, /* _bfd_swap_sym_out */ + coff_swap_lineno_out, /* _bfd_swap_lineno_out */ + xcoff_swap_reloc_out, /* _bfd_swap_reloc_out */ + coff_swap_filehdr_out, /* _bfd_swap_filehdr_out */ + coff_swap_aouthdr_out, /* _bfd_swap_aouthdr_out */ + coff_swap_scnhdr_out, /* _bfd_swap_scnhdr_out */ + FILHSZ, /* _bfd_filhsz */ + AOUTSZ, /* _bfd_aoutsz */ + SCNHSZ, /* _bfd_scnhsz */ + SYMESZ, /* _bfd_symesz */ + AUXESZ, /* _bfd_auxesz */ + RELSZ, /* _bfd_relsz */ + LINESZ, /* _bfd_linesz */ + FILNMLEN, /* _bfd_filnmlen */ + true, /* _bfd_coff_long_filenames */ + false, /* _bfd_coff_long_section_names */ + (3), /* _bfd_coff_default_section_alignment_power */ + false, /* _bfd_coff_force_symnames_in_strings */ + 2, /* _bfd_coff_debug_string_prefix_length */ + coff_swap_filehdr_in, /* _bfd_coff_swap_filehdr_in */ + coff_swap_aouthdr_in, /* _bfd_swap_aouthdr_in */ + coff_swap_scnhdr_in, /* _bfd_swap_scnhdr_in */ + xcoff_swap_reloc_in, /* _bfd_reloc_in */ + coff_bad_format_hook, /* _bfd_bad_format_hook */ + coff_set_arch_mach_hook, /* _bfd_set_arch_mach_hook */ + coff_mkobject_hook, /* _bfd_mkobject_hook */ + styp_to_sec_flags, /* _bfd_syp_to_sec_flags */ + coff_set_alignment_hook, /* _bfd_set_alignment_hook */ + coff_slurp_symbol_table, /* _bfd_coff_slurp_symbol_table */ + symname_in_debug_hook, /* _coff_symname_in_debug_hook */ + coff_pointerize_aux_hook, /* _bfd_coff_pointerize_aux_hook */ + coff_print_aux, /* bfd_coff_print_aux */ + dummy_reloc16_extra_cases, /* _bfd_coff_reloc16_extra_cases */ + dummy_reloc16_estimate, /* _bfd_coff_reloc16_estimate */ + NULL, /* bfd_coff_sym_is_global */ + /* _bfd_coff_compute_section_file_positions */ + coff_compute_section_file_positions, + NULL, /* _bfd_coff_start_final_link */ + xcoff_ppc_relocate_section, /* _bfd_coff_relocate_section */ + coff_rtype_to_howto, /* _bfd_coff_rtype_to_howto */ + NULL, /* _bfd_coff_addust_symndx */ + _bfd_generic_link_add_one_symbol, /* _bfd_coff_add_one_symbol */ + coff_link_output_has_begun, /* _bfd_coff_link_output_has_begun */ + coff_final_link_postscript /* _bfd_coff_final_link_postscript */ + }, + + 0x01DF, /* magic number */ + bfd_arch_powerpc, /* architecture */ + bfd_mach_ppc, /* machine */ + + /* function pointers to xcoff specific swap routines */ + xcoff_swap_ldhdr_in, /* _xcoff_swap_ldhdr_in */ + xcoff_swap_ldhdr_out, /* _xcoff_swap_ldhdr_out */ + xcoff_swap_ldsym_in, /* _xcoff_swap_ldsym_in */ + xcoff_swap_ldsym_out, /* _xcoff_swap_ldsym_out */ + xcoff_swap_ldrel_in, /* _xcoff_swap_ldrel_in */ + xcoff_swap_ldrel_out, /* _xcoff_swap_ldrel_out */ + + /* sizes */ + LDHDRSZ, /* _xcoff_ldhdrsz */ + LDSYMSZ, /* _xcoff_ldsymsz */ + LDRELSZ, /* _xcoff_ldrelsz */ + 12, /* _xcoff_function_descriptor_size */ + SMALL_AOUTSZ, /* _xcoff_small_aout_header_size */ + + /* versions */ + 1, /* _xcoff_ldhdr_version */ + + /* xcoff vs xcoff64 putting symbol names */ + _bfd_xcoff_put_symbol_name, /* _xcoff_put_symbol_name */ + _bfd_xcoff_put_ldsymbol_name, /* _xcoff_put_ldsymbol_name */ + + &xcoff_dynamic_reloc, /* dynamic reloc howto */ + + xcoff_create_csect_from_smclas, /* _xcoff_create_csect_from_smclas */ + + /* lineno and reloc count overflow */ + xcoff_is_lineno_count_overflow, + xcoff_is_reloc_count_overflow, + + xcoff_loader_symbol_offset, + xcoff_loader_reloc_offset, + + /* glink */ + &xcoff_glink_code[0], + (36), /* _xcoff_glink_size */ + + /* rtinit */ + 0, /* _xcoff_rtinit_size */ + xcoff_generate_rtinit, /* _xcoff_generate_rtinit */ +}; + +/* The transfer vector that leads the outside world to all of the above. */ +const bfd_target pmac_xcoff_vec = { - "aixcoff-rs6000", /* name */ - bfd_target_coff_flavour, - true, /* data byte order is big */ - true, /* header byte order is big */ + "xcoff-powermac", + bfd_target_xcoff_flavour, + BFD_ENDIAN_BIG, /* data byte order is big */ + BFD_ENDIAN_BIG, /* header byte order is big */ (HAS_RELOC | EXEC_P | /* object flags */ HAS_LINENO | HAS_DEBUG | DYNAMIC | @@ -1356,29 +4331,139 @@ const bfd_target rs6000coff_vec = '/', /* ar_pad_char */ 15, /* ar_max_namelen??? FIXMEmgo */ - bfd_getb64, bfd_getb_signed_64, bfd_putb64, - bfd_getb32, bfd_getb_signed_32, bfd_putb32, - bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ - bfd_getb64, bfd_getb_signed_64, bfd_putb64, - bfd_getb32, bfd_getb_signed_32, bfd_putb32, - bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ - - {_bfd_dummy_target, coff_object_p, /* bfd_check_format */ - xcoff_archive_p, CORE_FILE_P}, - {bfd_false, coff_mkobject, /* bfd_set_format */ - _bfd_generic_mkarchive, bfd_false}, - {bfd_false, coff_write_object_contents, /* bfd_write_contents */ - xcoff_write_archive_contents, bfd_false}, - - BFD_JUMP_TABLE_GENERIC (coff), - BFD_JUMP_TABLE_COPY (coff), - BFD_JUMP_TABLE_CORE (coff), - BFD_JUMP_TABLE_ARCHIVE (xcoff), - BFD_JUMP_TABLE_SYMBOLS (coff), - BFD_JUMP_TABLE_RELOCS (coff), - BFD_JUMP_TABLE_WRITE (coff), - BFD_JUMP_TABLE_LINK (_bfd_xcoff), - BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), - - COFF_SWAP_TABLE, + /* data */ + bfd_getb64, /* bfd_getx64 */ + bfd_getb_signed_64, /* bfd_getx_signed_64 */ + bfd_putb64, /* bfd_putx64 */ + bfd_getb32, /* bfd_getx32 */ + bfd_getb_signed_32, /* bfd_getx_signed_32 */ + bfd_putb32, /* bfd_putx32 */ + bfd_getb16, /* bfd_getx16 */ + bfd_getb_signed_16, /* bfd_getx_signed_16 */ + bfd_putb16, /* bfd_putx16 */ + + /* hdrs */ + bfd_getb64, /* bfd_h_getx64 */ + bfd_getb_signed_64, /* bfd_h_getx_signed_64 */ + bfd_putb64, /* bfd_h_putx64 */ + bfd_getb32, /* bfd_h_getx32 */ + bfd_getb_signed_32, /* bfd_h_getx_signed_32 */ + bfd_putb32, /* bfd_h_putx32 */ + bfd_getb16, /* bfd_h_getx16 */ + bfd_getb_signed_16, /* bfd_h_getx_signed_16 */ + bfd_putb16, /* bfd_h_putx16 */ + + { /* bfd_check_format */ + _bfd_dummy_target, + coff_object_p, + _bfd_xcoff_archive_p, + CORE_FILE_P + }, + + { /* bfd_set_format */ + bfd_false, + coff_mkobject, + _bfd_generic_mkarchive, + bfd_false + }, + + {/* bfd_write_contents */ + bfd_false, + coff_write_object_contents, + _bfd_xcoff_write_archive_contents, + bfd_false + }, + + /* Generic */ + bfd_true, /* _close_and_cleanup */ + bfd_true, /* _bfd_free_cached_info */ + coff_new_section_hook, /* _new_section_hook */ + _bfd_generic_get_section_contents, /* _bfd_get_section_contents */ + /* _bfd_get_section_contents_in_window */ + _bfd_generic_get_section_contents_in_window, + + /* Copy */ + _bfd_xcoff_copy_private_bfd_data, /* _bfd_copy_private_bfd */ + /* _bfd_merge_private_bfd_data */ + ((boolean (*) (bfd *, bfd *)) bfd_true), + /* _bfd_copy_pivate_section_data */ + ((boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true), + /* _bfd_copy_private_symbol_data */ + ((boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true), + ((boolean (*) (bfd *, flagword)) bfd_true), /* _bfd_set_private_flags */ + ((boolean (*) (bfd *, void * )) bfd_true), /* _bfd_print_private_bfd_data */ + + /* Core */ + coff_core_file_failing_command, /* _core_file_failing_command */ + coff_core_file_failing_signal, /* _core_file_failing_signal */ + /* _core_file_matches_executable_p */ + coff_core_file_matches_executable_p, + + /* Archive */ + _bfd_xcoff_slurp_armap, /* _slurp_armap */ + /* XCOFF archives do not have + anything which corresponds to + an extended name table. */ + bfd_false, /* _slurp_extended_name_table */ + /* _construct_extended_name_table */ + ((boolean (*) (bfd *, char **, bfd_size_type *, const char **)) bfd_false), + bfd_dont_truncate_arname, /* _truncate_arname */ + _bfd_xcoff_write_armap, /* _write_armap */ + _bfd_xcoff_read_ar_hdr, /* _read_ar_hdr */ + _bfd_xcoff_openr_next_archived_file, /* _openr_next_archived_file */ + _bfd_generic_get_elt_at_index, /* _get_elt_at_index */ + _bfd_xcoff_stat_arch_elt, /* _generic_stat_arch_elt */ + /* XCOFF archives do not have + a timestamp. */ + bfd_true, /* _update_armap_timestamp */ + + /* Symbols */ + coff_get_symtab_upper_bound, /* _get_symtab_upper_bound */ + coff_get_symtab, /* _get_symtab */ + coff_make_empty_symbol, /* _make_empty_symbol */ + coff_print_symbol, /* _print_symbol */ + coff_get_symbol_info, /* _get_symbol_info */ + _bfd_xcoff_is_local_label_name, /* _bfd_is_local_label_name */ + coff_get_lineno, /* _get_lineno */ + coff_find_nearest_line, /* _find_nearest_line */ + coff_bfd_make_debug_symbol, /* _bfd_make_debug_symbol */ + _bfd_generic_read_minisymbols, /* _read_minisymbols */ + _bfd_generic_minisymbol_to_symbol, /* _minsymbol_to_symbol */ + + /* Reloc */ + coff_get_reloc_upper_bound, /* _get_reloc_upper_bound */ + coff_canonicalize_reloc, /* _cononicalize_reloc */ + _bfd_xcoff_reloc_type_lookup, /* _bfd_reloc_type_lookup */ + + /* Write */ + coff_set_arch_mach, /* _set_arch_mach */ + coff_set_section_contents, /* _set_section_contents */ + + /* Link */ + _bfd_xcoff_sizeof_headers, /* _sizeof_headers */ + /* _bfd_get_relocated_section_contents */ + bfd_generic_get_relocated_section_contents, + bfd_generic_relax_section, /* _bfd_relax_section */ + _bfd_xcoff_bfd_link_hash_table_create, /* _bfd_link_hash_table_create */ + _bfd_generic_link_hash_table_free, /* _bfd_link_hash_table_free */ + _bfd_xcoff_bfd_link_add_symbols, /* _bfd_link_add_symbols */ + _bfd_generic_link_just_syms, /* _bfd_link_just_syms */ + _bfd_xcoff_bfd_final_link, /* _bfd_final_link */ + _bfd_generic_link_split_section, /* _bfd_link_split_section */ + bfd_generic_gc_sections, /* _bfd_gc_sections */ + bfd_generic_merge_sections, /* _bfd_merge_sections */ + bfd_generic_discard_group, /* _bfd_discard_group */ + + /* Dynamic */ + /* _get_dynamic_symtab_upper_bound */ + _bfd_xcoff_get_dynamic_symtab_upper_bound, + _bfd_xcoff_canonicalize_dynamic_symtab, /* _cononicalize_dynamic_symtab */ + _bfd_xcoff_get_dynamic_reloc_upper_bound,/* _get_dynamic_reloc_upper_bound */ + _bfd_xcoff_canonicalize_dynamic_reloc, /* _cononicalize_dynamic_reloc */ + + /* Opposite endian version, none exists */ + NULL, + + /* back end data */ + (void *) &bfd_pmac_xcoff_backend_data, };