X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Fcoff-mips.c;h=76de32009af6e38b301acc7cafdb88264059ab33;hb=bda13cdcf0db4d9cee648bfa0bfc7f1a4415d2a7;hp=41ba4b56e92e10543e5ca442532bec3c8cc315cf;hpb=68d206766637a041bbbeb89c8a1bfdd76317e192;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/coff-mips.c b/bfd/coff-mips.c index 41ba4b56e9..76de32009a 100644 --- a/bfd/coff-mips.c +++ b/bfd/coff-mips.c @@ -1,5 +1,5 @@ /* BFD back-end for MIPS Extended-Coff files. - Copyright (C) 1990-2018 Free Software Foundation, Inc. + Copyright (C) 1990-2019 Free Software Foundation, Inc. Original version by Per Bothner. Full support added by Ian Lance Taylor, ian@cygnus.com. @@ -31,6 +31,9 @@ #include "coff/mips.h" #include "libcoff.h" #include "libecoff.h" + +/* All users of this file have bfd_octets_per_byte (abfd, sec) == 1. */ +#define OCTETS_PER_BYTE(ABFD, SEC) 1 /* Prototypes for static functions. */ static bfd_reloc_status_type @@ -484,13 +487,13 @@ mips_refhi_reloc (bfd *abfd ATTRIBUTE_UNUSED, relocation described above. */ static bfd_reloc_status_type -mips_reflo_reloc (bfd *abfd ATTRIBUTE_UNUSED, +mips_reflo_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, void * data, asection *input_section, bfd *output_bfd, - char **error_message ATTRIBUTE_UNUSED) + char **error_message) { if (mips_refhi_list != NULL) { @@ -503,11 +506,12 @@ mips_reflo_reloc (bfd *abfd ATTRIBUTE_UNUSED, unsigned long val; unsigned long vallo; struct mips_hi *next; + bfd_size_type octets = (reloc_entry->address + * OCTETS_PER_BYTE (abfd, input_section)); + bfd_byte *loc = (bfd_byte *) data + octets; - if (! bfd_reloc_offset_in_range (reloc_entry->howto, abfd, - input_section, - reloc_entry->address - * bfd_octets_per_byte (abfd))) + if (!bfd_reloc_offset_in_range (reloc_entry->howto, abfd, + input_section, octets)) return bfd_reloc_outofrange; /* Do the REFHI relocation. Note that we actually don't @@ -515,8 +519,7 @@ mips_reflo_reloc (bfd *abfd ATTRIBUTE_UNUSED, where to find the low 16 bits of the addend needed by the REFHI. */ insn = bfd_get_32 (abfd, l->addr); - vallo = (bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address) - & 0xffff); + vallo = bfd_get_32 (abfd, loc) & 0xffff; val = ((insn & 0xffff) << 16) + vallo; val += l->addend; @@ -544,7 +547,7 @@ mips_reflo_reloc (bfd *abfd ATTRIBUTE_UNUSED, /* Now do the REFLO reloc in the usual way. */ return mips_generic_reloc (abfd, reloc_entry, symbol, data, - input_section, output_bfd, error_message); + input_section, output_bfd, error_message); } /* Do a GPREL relocation. This is a 16 bit value which must become @@ -1012,8 +1015,7 @@ mips_relocate_section (bfd *output_bfd, /* Compute a new r_symndx value. */ s = h->root.u.def.section; - name = bfd_get_section_name (output_bfd, - s->output_section); + name = bfd_section_name (s->output_section); int_rel.r_symndx = -1; switch (name[1]) @@ -1223,7 +1225,7 @@ mips_relocate_section (bfd *output_bfd, if (int_rel.r_extern) name = NULL; else - name = bfd_section_name (input_bfd, s); + name = bfd_section_name (s); (*info->callbacks->reloc_overflow) (info, (h ? &h->root : NULL), name, howto->name, (bfd_vma) 0, input_bfd, input_section, @@ -1236,6 +1238,67 @@ mips_relocate_section (bfd *output_bfd, return TRUE; } + +static void +mips_ecoff_swap_coff_aux_in (bfd *abfd ATTRIBUTE_UNUSED, + void *ext1 ATTRIBUTE_UNUSED, + int type ATTRIBUTE_UNUSED, + int in_class ATTRIBUTE_UNUSED, + int indx ATTRIBUTE_UNUSED, + int numaux ATTRIBUTE_UNUSED, + void *in1 ATTRIBUTE_UNUSED) +{ +} + +static void +mips_ecoff_swap_coff_sym_in (bfd *abfd ATTRIBUTE_UNUSED, + void *ext1 ATTRIBUTE_UNUSED, + void *in1 ATTRIBUTE_UNUSED) +{ +} + +static void +mips_ecoff_swap_coff_lineno_in (bfd *abfd ATTRIBUTE_UNUSED, + void *ext1 ATTRIBUTE_UNUSED, + void *in1 ATTRIBUTE_UNUSED) +{ +} + +static unsigned int +mips_ecoff_swap_coff_aux_out (bfd *abfd ATTRIBUTE_UNUSED, + void *inp ATTRIBUTE_UNUSED, + int type ATTRIBUTE_UNUSED, + int in_class ATTRIBUTE_UNUSED, + int indx ATTRIBUTE_UNUSED, + int numaux ATTRIBUTE_UNUSED, + void *extp ATTRIBUTE_UNUSED) +{ + return 0; +} + +static unsigned int +mips_ecoff_swap_coff_sym_out (bfd *abfd ATTRIBUTE_UNUSED, + void *inp ATTRIBUTE_UNUSED, + void *extp ATTRIBUTE_UNUSED) +{ + return 0; +} + +static unsigned int +mips_ecoff_swap_coff_lineno_out (bfd *abfd ATTRIBUTE_UNUSED, + void *inp ATTRIBUTE_UNUSED, + void *extp ATTRIBUTE_UNUSED) +{ + return 0; +} + +static unsigned int +mips_ecoff_swap_coff_reloc_out (bfd *abfd ATTRIBUTE_UNUSED, + void *inp ATTRIBUTE_UNUSED, + void *extp ATTRIBUTE_UNUSED) +{ + return 0; +} /* This is the ECOFF backend structure. The backend field of the target vector points to this. */ @@ -1244,13 +1307,10 @@ static const struct ecoff_backend_data mips_ecoff_backend_data = { /* COFF backend structure. */ { - (void (*) (bfd *,void *,int,int,int,int,void *)) bfd_void_any, /* aux_in */ - (void (*) (bfd *,void *,void *)) bfd_void_any, /* sym_in */ - (void (*) (bfd *,void *,void *)) bfd_void_any, /* lineno_in */ - (unsigned (*) (bfd *,void *,int,int,int,int,void *)) bfd_0u_any,/*aux_out*/ - (unsigned (*) (bfd *,void *,void *)) bfd_0u_any, /* sym_out */ - (unsigned (*) (bfd *,void *,void *)) bfd_0u_any, /* lineno_out */ - (unsigned (*) (bfd *,void *,void *)) bfd_0u_any, /* reloc_out */ + mips_ecoff_swap_coff_aux_in, mips_ecoff_swap_coff_sym_in, + mips_ecoff_swap_coff_lineno_in, mips_ecoff_swap_coff_aux_out, + mips_ecoff_swap_coff_sym_out, mips_ecoff_swap_coff_lineno_out, + mips_ecoff_swap_coff_reloc_out, mips_ecoff_swap_filehdr_out, mips_ecoff_swap_aouthdr_out, mips_ecoff_swap_scnhdr_out, FILHSZ, AOUTSZ, SCNHSZ, 0, 0, 0, 0, FILNMLEN, TRUE, @@ -1358,10 +1418,12 @@ static const struct ecoff_backend_data mips_ecoff_backend_data = #define _bfd_ecoff_bfd_merge_sections bfd_generic_merge_sections #define _bfd_ecoff_bfd_is_group_section bfd_generic_is_group_section +#define _bfd_ecoff_bfd_group_name bfd_generic_group_name #define _bfd_ecoff_bfd_discard_group bfd_generic_discard_group #define _bfd_ecoff_section_already_linked \ _bfd_coff_section_already_linked #define _bfd_ecoff_bfd_define_common_symbol bfd_generic_define_common_symbol +#define _bfd_ecoff_bfd_link_hide_symbol _bfd_generic_link_hide_symbol #define _bfd_ecoff_bfd_define_start_stop bfd_generic_define_start_stop #define _bfd_ecoff_set_reloc _bfd_generic_set_reloc @@ -1374,9 +1436,9 @@ const bfd_target mips_ecoff_le_vec = BFD_ENDIAN_LITTLE, /* data byte order is little */ BFD_ENDIAN_LITTLE, /* header byte order is little */ - (HAS_RELOC | EXEC_P | /* object flags */ - HAS_LINENO | HAS_DEBUG | - HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), + (HAS_RELOC | EXEC_P /* object flags */ + | HAS_LINENO | HAS_DEBUG + | HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA), 0, /* leading underscore */ @@ -1390,26 +1452,38 @@ const bfd_target mips_ecoff_le_vec = bfd_getl32, bfd_getl_signed_32, bfd_putl32, bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */ - {_bfd_dummy_target, coff_object_p, /* bfd_check_format */ - bfd_generic_archive_p, _bfd_dummy_target}, - {bfd_false, _bfd_ecoff_mkobject, /* bfd_set_format */ - _bfd_generic_mkarchive, bfd_false}, - {bfd_false, _bfd_ecoff_write_object_contents, /* bfd_write_contents */ - _bfd_write_archive_contents, bfd_false}, - - BFD_JUMP_TABLE_GENERIC (_bfd_ecoff), - BFD_JUMP_TABLE_COPY (_bfd_ecoff), - BFD_JUMP_TABLE_CORE (_bfd_nocore), - BFD_JUMP_TABLE_ARCHIVE (_bfd_ecoff), - BFD_JUMP_TABLE_SYMBOLS (_bfd_ecoff), - BFD_JUMP_TABLE_RELOCS (_bfd_ecoff), - BFD_JUMP_TABLE_WRITE (_bfd_ecoff), - BFD_JUMP_TABLE_LINK (_bfd_ecoff), - BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), - - & mips_ecoff_be_vec, - - & mips_ecoff_backend_data + { /* bfd_check_format */ + _bfd_dummy_target, + coff_object_p, + bfd_generic_archive_p, + _bfd_dummy_target + }, + { /* bfd_set_format */ + _bfd_bool_bfd_false_error, + _bfd_ecoff_mkobject, + _bfd_generic_mkarchive, + _bfd_bool_bfd_false_error + }, + { /* bfd_write_contents */ + _bfd_bool_bfd_false_error, + _bfd_ecoff_write_object_contents, + _bfd_write_archive_contents, + _bfd_bool_bfd_false_error + }, + + BFD_JUMP_TABLE_GENERIC (_bfd_ecoff), + BFD_JUMP_TABLE_COPY (_bfd_ecoff), + BFD_JUMP_TABLE_CORE (_bfd_nocore), + BFD_JUMP_TABLE_ARCHIVE (_bfd_ecoff), + BFD_JUMP_TABLE_SYMBOLS (_bfd_ecoff), + BFD_JUMP_TABLE_RELOCS (_bfd_ecoff), + BFD_JUMP_TABLE_WRITE (_bfd_ecoff), + BFD_JUMP_TABLE_LINK (_bfd_ecoff), + BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), + + &mips_ecoff_be_vec, + + &mips_ecoff_backend_data }; const bfd_target mips_ecoff_be_vec = @@ -1419,9 +1493,9 @@ const bfd_target mips_ecoff_be_vec = 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 | - HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), + (HAS_RELOC | EXEC_P /* object flags */ + | HAS_LINENO | HAS_DEBUG + | HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA), 0, /* leading underscore */ @@ -1434,26 +1508,39 @@ const bfd_target mips_ecoff_be_vec = bfd_getb64, bfd_getb_signed_64, bfd_putb64, bfd_getb32, bfd_getb_signed_32, bfd_putb32, bfd_getb16, bfd_getb_signed_16, bfd_putb16, - {_bfd_dummy_target, coff_object_p, /* bfd_check_format */ - bfd_generic_archive_p, _bfd_dummy_target}, - {bfd_false, _bfd_ecoff_mkobject, /* bfd_set_format */ - _bfd_generic_mkarchive, bfd_false}, - {bfd_false, _bfd_ecoff_write_object_contents, /* bfd_write_contents */ - _bfd_write_archive_contents, bfd_false}, - - BFD_JUMP_TABLE_GENERIC (_bfd_ecoff), - BFD_JUMP_TABLE_COPY (_bfd_ecoff), - BFD_JUMP_TABLE_CORE (_bfd_nocore), - BFD_JUMP_TABLE_ARCHIVE (_bfd_ecoff), - BFD_JUMP_TABLE_SYMBOLS (_bfd_ecoff), - BFD_JUMP_TABLE_RELOCS (_bfd_ecoff), - BFD_JUMP_TABLE_WRITE (_bfd_ecoff), - BFD_JUMP_TABLE_LINK (_bfd_ecoff), - BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), - - & mips_ecoff_le_vec, - - & mips_ecoff_backend_data + + { /* bfd_check_format */ + _bfd_dummy_target, + coff_object_p, + bfd_generic_archive_p, + _bfd_dummy_target + }, + { /* bfd_set_format */ + _bfd_bool_bfd_false_error, + _bfd_ecoff_mkobject, + _bfd_generic_mkarchive, + _bfd_bool_bfd_false_error + }, + { /* bfd_write_contents */ + _bfd_bool_bfd_false_error, + _bfd_ecoff_write_object_contents, + _bfd_write_archive_contents, + _bfd_bool_bfd_false_error + }, + + BFD_JUMP_TABLE_GENERIC (_bfd_ecoff), + BFD_JUMP_TABLE_COPY (_bfd_ecoff), + BFD_JUMP_TABLE_CORE (_bfd_nocore), + BFD_JUMP_TABLE_ARCHIVE (_bfd_ecoff), + BFD_JUMP_TABLE_SYMBOLS (_bfd_ecoff), + BFD_JUMP_TABLE_RELOCS (_bfd_ecoff), + BFD_JUMP_TABLE_WRITE (_bfd_ecoff), + BFD_JUMP_TABLE_LINK (_bfd_ecoff), + BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), + + &mips_ecoff_le_vec, + + &mips_ecoff_backend_data }; const bfd_target mips_ecoff_bele_vec = @@ -1463,9 +1550,9 @@ const bfd_target mips_ecoff_bele_vec = BFD_ENDIAN_LITTLE, /* data byte order is little */ BFD_ENDIAN_BIG, /* header byte order is big */ - (HAS_RELOC | EXEC_P | /* object flags */ - HAS_LINENO | HAS_DEBUG | - HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), + (HAS_RELOC | EXEC_P /* object flags */ + | HAS_LINENO | HAS_DEBUG + | HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA), 0, /* leading underscore */ @@ -1479,24 +1566,36 @@ const bfd_target mips_ecoff_bele_vec = 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 */ - bfd_generic_archive_p, _bfd_dummy_target}, - {bfd_false, _bfd_ecoff_mkobject, /* bfd_set_format */ - _bfd_generic_mkarchive, bfd_false}, - {bfd_false, _bfd_ecoff_write_object_contents, /* bfd_write_contents */ - _bfd_write_archive_contents, bfd_false}, - - BFD_JUMP_TABLE_GENERIC (_bfd_ecoff), - BFD_JUMP_TABLE_COPY (_bfd_ecoff), - BFD_JUMP_TABLE_CORE (_bfd_nocore), - BFD_JUMP_TABLE_ARCHIVE (_bfd_ecoff), - BFD_JUMP_TABLE_SYMBOLS (_bfd_ecoff), - BFD_JUMP_TABLE_RELOCS (_bfd_ecoff), - BFD_JUMP_TABLE_WRITE (_bfd_ecoff), - BFD_JUMP_TABLE_LINK (_bfd_ecoff), - BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), + { /* bfd_check_format */ + _bfd_dummy_target, + coff_object_p, + bfd_generic_archive_p, + _bfd_dummy_target + }, + { /* bfd_set_format */ + _bfd_bool_bfd_false_error, + _bfd_ecoff_mkobject, + _bfd_generic_mkarchive, + _bfd_bool_bfd_false_error + }, + { /* bfd_write_contents */ + _bfd_bool_bfd_false_error, + _bfd_ecoff_write_object_contents, + _bfd_write_archive_contents, + _bfd_bool_bfd_false_error + }, + + BFD_JUMP_TABLE_GENERIC (_bfd_ecoff), + BFD_JUMP_TABLE_COPY (_bfd_ecoff), + BFD_JUMP_TABLE_CORE (_bfd_nocore), + BFD_JUMP_TABLE_ARCHIVE (_bfd_ecoff), + BFD_JUMP_TABLE_SYMBOLS (_bfd_ecoff), + BFD_JUMP_TABLE_RELOCS (_bfd_ecoff), + BFD_JUMP_TABLE_WRITE (_bfd_ecoff), + BFD_JUMP_TABLE_LINK (_bfd_ecoff), + BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), NULL, - & mips_ecoff_backend_data + &mips_ecoff_backend_data };