X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Fcoff-m88k.c;h=bef0eabef33c481478ab47895b38fb13981969b0;hb=b91e2ae21ef53d9e46e0611ee926808356fed784;hp=b00cfde5b658cb2ec57c3161ed347e113e3f32e0;hpb=f62fed1c4a889cac5e42779b523909f3d89d0412;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/coff-m88k.c b/bfd/coff-m88k.c index b00cfde5b6..bef0eabef3 100644 --- a/bfd/coff-m88k.c +++ b/bfd/coff-m88k.c @@ -1,5 +1,7 @@ -/* BFD back-end for Motorola 88000 COFF "Binary Compatability Standard" files. - Copyright 1990, 1991, 1992, 1993, 1994 Free Software Foundation, Inc. +/* BFD back-end for Motorola 88000 COFF "Binary Compatibility Standard" files. + Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1997, 1998, 1999, 2000, + 2001, 2002, 2003 + Free Software Foundation, Inc. Written by Cygnus Support. This file is part of BFD, the Binary File Descriptor library. @@ -22,11 +24,11 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "bfd.h" #include "sysdep.h" #include "libbfd.h" -#include "obstack.h" #include "coff/m88k.h" #include "coff/internal.h" #include "libcoff.h" +static bfd_boolean m88k_is_local_label_name PARAMS ((bfd *, const char *)); static bfd_reloc_status_type m88k_special_reloc PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); static void rtype2howto PARAMS ((arelent *, struct internal_reloc *)); @@ -35,7 +37,22 @@ static void reloc_processing #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3) -static bfd_reloc_status_type +#define GET_SCNHDR_NRELOC H_GET_32 +#define GET_SCNHDR_NLNNO H_GET_32 + +/* On coff-m88k, local labels start with '@'. */ + +#define coff_bfd_is_local_label_name m88k_is_local_label_name + +static bfd_boolean +m88k_is_local_label_name (abfd, name) + bfd *abfd ATTRIBUTE_UNUSED; + const char *name; +{ + return name[0] == '@'; +} + +static bfd_reloc_status_type m88k_special_reloc (abfd, reloc_entry, symbol, data, input_section, output_bfd, error_message) bfd *abfd; @@ -44,7 +61,7 @@ m88k_special_reloc (abfd, reloc_entry, symbol, data, PTR data; asection *input_section; bfd *output_bfd; - char **error_message; + char **error_message ATTRIBUTE_UNUSED; { reloc_howto_type *howto = reloc_entry->howto; @@ -68,7 +85,7 @@ m88k_special_reloc (abfd, reloc_entry, symbol, data, asection *reloc_target_output_section; long relocation = 0; - /* Work out which section the relocation is targetted at and the + /* Work out which section the relocation is targeted at and the initial relocation command value. */ /* Get symbol value. (Common symbols are special.) */ @@ -99,11 +116,16 @@ m88k_special_reloc (abfd, reloc_entry, symbol, data, relocation <<= (bfd_vma) howto->bitpos; if (relocation) - bfd_put_16 (abfd, relocation, (unsigned char *) data + addr); + bfd_put_16 (abfd, (bfd_vma) relocation, + (unsigned char *) data + addr); } + /* If we are not producing relocatable output, return an error if + the symbol is not defined. */ + if (bfd_is_und_section (symbol->section) && output_bfd == (bfd *) NULL) + return bfd_reloc_undefined; + return bfd_reloc_ok; - break; default: if (output_bfd != (bfd *) NULL) @@ -124,91 +146,91 @@ m88k_special_reloc (abfd, reloc_entry, symbol, data, return bfd_reloc_ok; } -static reloc_howto_type howto_table[] = +static reloc_howto_type howto_table[] = { HOWTO (R_PCR16L, /* type */ 02, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ - true, /* pc_relative */ + TRUE, /* pc_relative */ 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ m88k_special_reloc, /* special_function */ "PCR16L", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0x0000ffff, /* src_mask */ 0x0000ffff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ HOWTO (R_PCR26L, /* type */ 02, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 26, /* bitsize */ - true, /* pc_relative */ + TRUE, /* pc_relative */ 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ m88k_special_reloc, /* special_function */ "PCR26L", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0x03ffffff, /* src_mask */ 0x03ffffff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ HOWTO (R_VRT16, /* type */ 00, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ m88k_special_reloc, /* special_function */ "VRT16", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0x0000ffff, /* src_mask */ 0x0000ffff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ HOWTO (R_HVRT16, /* type */ 16, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont, /* complain_on_overflow */ m88k_special_reloc, /* special_function */ "HVRT16", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0x0000ffff, /* src_mask */ 0x0000ffff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ HOWTO (R_LVRT16, /* type */ 00, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont, /* complain_on_overflow */ m88k_special_reloc, /* special_function */ "LVRT16", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0x0000ffff, /* src_mask */ 0x0000ffff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ HOWTO (R_VRT32, /* type */ 00, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 32, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ m88k_special_reloc, /* special_function */ "VRT32", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0xffffffff, /* src_mask */ 0xffffffff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ }; /* Code to turn an external r_type into a pointer to an entry in the @@ -230,11 +252,9 @@ rtype2howto (cache_ptr, dst) #define RTYPE2HOWTO(cache_ptr, dst) rtype2howto (cache_ptr, dst) - /* Code to swap in the reloc offset */ -#define SWAP_IN_RELOC_OFFSET bfd_h_get_16 -#define SWAP_OUT_RELOC_OFFSET bfd_h_put_16 - +#define SWAP_IN_RELOC_OFFSET H_GET_16 +#define SWAP_OUT_RELOC_OFFSET H_PUT_16 #define RELOC_PROCESSING(relent,reloc,symbols,abfd,section) \ reloc_processing(relent, reloc, symbols, abfd, section) @@ -268,44 +288,4 @@ reloc_processing (relent, reloc, symbols, abfd, section) #undef coff_write_armap -const bfd_target m88kbcs_vec = -{ - "coff-m88kbcs", /* name */ - bfd_target_coff_flavour, - true, /* data byte order is big */ - true, /* header byte order is big */ - - (HAS_RELOC | EXEC_P | /* object flags */ - HAS_LINENO | HAS_DEBUG | - HAS_SYMS | HAS_LOCALS | WP_TEXT), - - (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ - '_', /* leading underscore */ - '/', /* ar_pad_char */ - 15, /* ar_max_namelen */ - 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 */ - bfd_generic_archive_p, _bfd_dummy_target}, - {bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */ - bfd_false}, - {bfd_false, coff_write_object_contents, /* bfd_write_contents */ - _bfd_write_archive_contents, bfd_false}, - - BFD_JUMP_TABLE_GENERIC (coff), - BFD_JUMP_TABLE_COPY (coff), - BFD_JUMP_TABLE_CORE (_bfd_nocore), - BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff), - BFD_JUMP_TABLE_SYMBOLS (coff), - BFD_JUMP_TABLE_RELOCS (coff), - BFD_JUMP_TABLE_WRITE (coff), - BFD_JUMP_TABLE_LINK (coff), - BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), - - COFF_SWAP_TABLE, -}; +CREATE_BIG_COFF_TARGET_VEC (m88kbcs_vec, "coff-m88kbcs", 0, 0, '_', NULL, COFF_SWAP_TABLE)