X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Fcoff-sparc.c;h=232cefaceadd4ab446128896dda0c76f62976407;hb=b90efa5b79ac1524ec260f8eb89d1be37e0219a7;hp=568f66bbe838f44c7b760b9466c42bf1114f09de;hpb=dfc1c00613b3fc235bad8be97041d79583c85399;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/coff-sparc.c b/bfd/coff-sparc.c index 568f66bbe8..232cefacea 100644 --- a/bfd/coff-sparc.c +++ b/bfd/coff-sparc.c @@ -1,38 +1,43 @@ /* BFD back-end for Sparc COFF files. - Copyright 1990, 1991, 1992, 1993, 1994 Free Software Foundation, Inc. + Copyright (C) 1990-2015 Free Software Foundation, Inc. Written by Cygnus Support. -This file is part of BFD, the Binary File Descriptor library. + This file is part of BFD, the Binary File Descriptor library. -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. -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., 675 Mass Ave, Cambridge, MA 02139, USA. */ + 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., 51 Franklin Street - Fifth Floor, Boston, + MA 02110-1301, USA. */ -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "libbfd.h" -#include "obstack.h" #include "coff/sparc.h" #include "coff/internal.h" #include "libcoff.h" -#define BADMAG(x) ((x).f_magic != SPARCMAGIC) +#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3) + +#define BADMAG(x) ((x).f_magic != SPARCMAGIC && (x).f_magic != LYNXCOFFMAGIC) + +/* The page size is a guess based on ELF. */ +#define COFF_PAGE_SIZE 0x10000 enum reloc_type { R_SPARC_NONE = 0, - R_SPARC_8, R_SPARC_16, R_SPARC_32, - R_SPARC_DISP8, R_SPARC_DISP16, R_SPARC_DISP32, + R_SPARC_8, R_SPARC_16, R_SPARC_32, + R_SPARC_DISP8, R_SPARC_DISP16, R_SPARC_DISP32, R_SPARC_WDISP30, R_SPARC_WDISP22, R_SPARC_HI22, R_SPARC_22, R_SPARC_13, R_SPARC_LO10, @@ -46,44 +51,19 @@ enum reloc_type R_SPARC_max }; -#if 0 -static CONST char *CONST reloc_type_names[] = -{ - "R_SPARC_NONE", - "R_SPARC_8", "R_SPARC_16", "R_SPARC_32", - "R_SPARC_DISP8", "R_SPARC_DISP16", "R_SPARC_DISP32", - "R_SPARC_WDISP30", "R_SPARC_WDISP22", - "R_SPARC_HI22", "R_SPARC_22", - "R_SPARC_13", "R_SPARC_LO10", - "R_SPARC_GOT10", "R_SPARC_GOT13", "R_SPARC_GOT22", - "R_SPARC_PC10", "R_SPARC_PC22", - "R_SPARC_WPLT30", - "R_SPARC_COPY", - "R_SPARC_GLOB_DAT", "R_SPARC_JMP_SLOT", - "R_SPARC_RELATIVE", - "R_SPARC_UA32", -}; -#endif - /* This is stolen pretty directly from elf.c. */ -static bfd_reloc_status_type -bfd_coff_generic_reloc PARAMS ((bfd *, arelent *, asymbol *, PTR, - asection *, bfd *, char **)); static bfd_reloc_status_type -bfd_coff_generic_reloc (abfd, reloc_entry, symbol, data, input_section, - output_bfd, error_message) - bfd *abfd; - arelent *reloc_entry; - asymbol *symbol; - PTR data; - asection *input_section; - bfd *output_bfd; - char **error_message; +bfd_coff_generic_reloc (bfd *abfd ATTRIBUTE_UNUSED, + arelent *reloc_entry, + asymbol *symbol, + void * data ATTRIBUTE_UNUSED, + asection *input_section, + bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) { if (output_bfd != (bfd *) NULL - && (symbol->flags & BSF_SECTION_SYM) == 0 - && reloc_entry->addend == 0) + && (symbol->flags & BSF_SECTION_SYM) == 0) { reloc_entry->address += input_section->output_offset; return bfd_reloc_ok; @@ -92,40 +72,41 @@ bfd_coff_generic_reloc (abfd, reloc_entry, symbol, data, input_section, return bfd_reloc_continue; } -static reloc_howto_type coff_sparc_howto_table[] = +static reloc_howto_type coff_sparc_howto_table[] = { - HOWTO(R_SPARC_NONE, 0,0, 0,false,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_NONE", false,0,0x00000000,true), - HOWTO(R_SPARC_8, 0,0, 8,false,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_8", false,0,0x000000ff,true), - HOWTO(R_SPARC_16, 0,1,16,false,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_16", false,0,0x0000ffff,true), - HOWTO(R_SPARC_32, 0,2,32,false,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_32", false,0,0xffffffff,true), - HOWTO(R_SPARC_DISP8, 0,0, 8,true, 0,complain_overflow_signed, bfd_coff_generic_reloc,"R_SPARC_DISP8", false,0,0x000000ff,true), - HOWTO(R_SPARC_DISP16, 0,1,16,true, 0,complain_overflow_signed, bfd_coff_generic_reloc,"R_SPARC_DISP16", false,0,0x0000ffff,true), - HOWTO(R_SPARC_DISP32, 0,2,32,true, 0,complain_overflow_signed, bfd_coff_generic_reloc,"R_SPARC_DISP32", false,0,0x00ffffff,true), - HOWTO(R_SPARC_WDISP30, 2,2,30,true, 0,complain_overflow_signed, bfd_coff_generic_reloc,"R_SPARC_WDISP30", false,0,0x3fffffff,true), - HOWTO(R_SPARC_WDISP22, 2,2,22,true, 0,complain_overflow_signed, bfd_coff_generic_reloc,"R_SPARC_WDISP22", false,0,0x003fffff,true), - HOWTO(R_SPARC_HI22, 10,2,22,false,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_HI22", false,0,0x003fffff,true), - HOWTO(R_SPARC_22, 0,2,22,false,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_22", false,0,0x003fffff,true), - HOWTO(R_SPARC_13, 0,2,13,false,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_13", false,0,0x00001fff,true), - HOWTO(R_SPARC_LO10, 0,2,10,false,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_LO10", false,0,0x000003ff,true), - HOWTO(R_SPARC_GOT10, 0,2,10,false,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_GOT10", false,0,0x000003ff,true), - HOWTO(R_SPARC_GOT13, 0,2,13,false,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_GOT13", false,0,0x00001fff,true), - HOWTO(R_SPARC_GOT22, 10,2,22,false,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_GOT22", false,0,0x003fffff,true), - HOWTO(R_SPARC_PC10, 0,2,10,false,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_PC10", false,0,0x000003ff,true), - HOWTO(R_SPARC_PC22, 0,2,22,false,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_PC22", false,0,0x003fffff,true), - HOWTO(R_SPARC_WPLT30, 0,0,00,false,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_WPLT30", false,0,0x00000000,true), - HOWTO(R_SPARC_COPY, 0,0,00,false,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_COPY", false,0,0x00000000,true), - HOWTO(R_SPARC_GLOB_DAT,0,0,00,false,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_GLOB_DAT",false,0,0x00000000,true), - HOWTO(R_SPARC_JMP_SLOT,0,0,00,false,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_JMP_SLOT",false,0,0x00000000,true), - HOWTO(R_SPARC_RELATIVE,0,0,00,false,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_RELATIVE",false,0,0x00000000,true), - HOWTO(R_SPARC_UA32, 0,0,00,false,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_UA32", false,0,0x00000000,true), + HOWTO(R_SPARC_NONE, 0,0, 0,FALSE,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_NONE", FALSE,0,0x00000000,TRUE), + HOWTO(R_SPARC_8, 0,0, 8,FALSE,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_8", FALSE,0,0x000000ff,TRUE), + HOWTO(R_SPARC_16, 0,1,16,FALSE,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_16", FALSE,0,0x0000ffff,TRUE), + HOWTO(R_SPARC_32, 0,2,32,FALSE,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_32", FALSE,0,0xffffffff,TRUE), + HOWTO(R_SPARC_DISP8, 0,0, 8,TRUE, 0,complain_overflow_signed, bfd_coff_generic_reloc,"R_SPARC_DISP8", FALSE,0,0x000000ff,TRUE), + HOWTO(R_SPARC_DISP16, 0,1,16,TRUE, 0,complain_overflow_signed, bfd_coff_generic_reloc,"R_SPARC_DISP16", FALSE,0,0x0000ffff,TRUE), + HOWTO(R_SPARC_DISP32, 0,2,32,TRUE, 0,complain_overflow_signed, bfd_coff_generic_reloc,"R_SPARC_DISP32", FALSE,0,0x00ffffff,TRUE), + HOWTO(R_SPARC_WDISP30, 2,2,30,TRUE, 0,complain_overflow_signed, bfd_coff_generic_reloc,"R_SPARC_WDISP30", FALSE,0,0x3fffffff,TRUE), + HOWTO(R_SPARC_WDISP22, 2,2,22,TRUE, 0,complain_overflow_signed, bfd_coff_generic_reloc,"R_SPARC_WDISP22", FALSE,0,0x003fffff,TRUE), + HOWTO(R_SPARC_HI22, 10,2,22,FALSE,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_HI22", FALSE,0,0x003fffff,TRUE), + HOWTO(R_SPARC_22, 0,2,22,FALSE,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_22", FALSE,0,0x003fffff,TRUE), + HOWTO(R_SPARC_13, 0,2,13,FALSE,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_13", FALSE,0,0x00001fff,TRUE), + HOWTO(R_SPARC_LO10, 0,2,10,FALSE,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_LO10", FALSE,0,0x000003ff,TRUE), + HOWTO(R_SPARC_GOT10, 0,2,10,FALSE,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_GOT10", FALSE,0,0x000003ff,TRUE), + HOWTO(R_SPARC_GOT13, 0,2,13,FALSE,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_GOT13", FALSE,0,0x00001fff,TRUE), + HOWTO(R_SPARC_GOT22, 10,2,22,FALSE,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_GOT22", FALSE,0,0x003fffff,TRUE), + HOWTO(R_SPARC_PC10, 0,2,10,FALSE,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_PC10", FALSE,0,0x000003ff,TRUE), + HOWTO(R_SPARC_PC22, 0,2,22,FALSE,0,complain_overflow_bitfield,bfd_coff_generic_reloc,"R_SPARC_PC22", FALSE,0,0x003fffff,TRUE), + HOWTO(R_SPARC_WPLT30, 0,0,00,FALSE,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_WPLT30", FALSE,0,0x00000000,TRUE), + HOWTO(R_SPARC_COPY, 0,0,00,FALSE,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_COPY", FALSE,0,0x00000000,TRUE), + HOWTO(R_SPARC_GLOB_DAT,0,0,00,FALSE,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_GLOB_DAT",FALSE,0,0x00000000,TRUE), + HOWTO(R_SPARC_JMP_SLOT,0,0,00,FALSE,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_JMP_SLOT",FALSE,0,0x00000000,TRUE), + HOWTO(R_SPARC_RELATIVE,0,0,00,FALSE,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_RELATIVE",FALSE,0,0x00000000,TRUE), + HOWTO(R_SPARC_UA32, 0,0,00,FALSE,0,complain_overflow_dont, bfd_coff_generic_reloc,"R_SPARC_UA32", FALSE,0,0x00000000,TRUE), }; -struct coff_reloc_map { - unsigned char bfd_reloc_val; +struct coff_reloc_map +{ + bfd_reloc_code_real_type bfd_reloc_val; unsigned char coff_reloc_val; }; -static CONST struct coff_reloc_map sparc_reloc_map[] = +static const struct coff_reloc_map sparc_reloc_map[] = { { BFD_RELOC_NONE, R_SPARC_NONE, }, { BFD_RELOC_16, R_SPARC_16, }, @@ -153,12 +134,11 @@ static CONST struct coff_reloc_map sparc_reloc_map[] = /* { BFD_RELOC_SPARC_UA32, R_SPARC_UA32 }, not used?? */ }; -static CONST struct reloc_howto_struct * -coff_sparc_reloc_type_lookup (abfd, code) - bfd *abfd; - bfd_reloc_code_real_type code; +static reloc_howto_type * +coff_sparc_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, + bfd_reloc_code_real_type code) { - int i; + unsigned int i; for (i = 0; i < sizeof (sparc_reloc_map) / sizeof (struct coff_reloc_map); i++) { if (sparc_reloc_map[i].bfd_reloc_val == code) @@ -168,10 +148,26 @@ coff_sparc_reloc_type_lookup (abfd, code) } #define coff_bfd_reloc_type_lookup coff_sparc_reloc_type_lookup +static reloc_howto_type * +coff_sparc_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, + const char *r_name) +{ + unsigned int i; + + for (i = 0; + i < (sizeof (coff_sparc_howto_table) + / sizeof (coff_sparc_howto_table[0])); + i++) + if (coff_sparc_howto_table[i].name != NULL + && strcasecmp (coff_sparc_howto_table[i].name, r_name) == 0) + return &coff_sparc_howto_table[i]; + + return NULL; +} +#define coff_bfd_reloc_name_lookup coff_sparc_reloc_name_lookup + static void -rtype2howto (cache_ptr, dst) - arelent *cache_ptr; - struct internal_reloc *dst; +rtype2howto (arelent *cache_ptr, struct internal_reloc *dst) { BFD_ASSERT (dst->r_type < (unsigned int) R_SPARC_max); cache_ptr->howto = &coff_sparc_howto_table[dst->r_type]; @@ -179,84 +175,34 @@ rtype2howto (cache_ptr, dst) #define RTYPE2HOWTO(internal, relocentry) rtype2howto(internal,relocentry) -#define SWAP_IN_RELOC_OFFSET bfd_h_get_32 -#define SWAP_OUT_RELOC_OFFSET bfd_h_put_32 -/* This is just like the standard one, except for the addition of the - last line, the adjustment of the addend. */ -#define CALC_ADDEND(abfd, ptr, reloc, cache_ptr) \ - { \ - coff_symbol_type *coffsym = (coff_symbol_type *) NULL; \ - if (ptr && bfd_asymbol_bfd (ptr) != abfd) \ - coffsym = (obj_symbols (abfd) \ - + (cache_ptr->sym_ptr_ptr - symbols)); \ - else if (ptr) \ - coffsym = coff_symbol_from (abfd, ptr); \ - if (coffsym != (coff_symbol_type *) NULL \ - && coffsym->native->u.syment.n_scnum == 0) \ - cache_ptr->addend = 0; \ - else if (ptr && bfd_asymbol_bfd (ptr) == abfd \ - && ptr->section != (asection *) NULL) \ - cache_ptr->addend = - (ptr->section->vma + ptr->value); \ - else \ - cache_ptr->addend = 0; \ - cache_ptr->addend += reloc.r_offset; \ - } +#define SWAP_IN_RELOC_OFFSET H_GET_32 +#define SWAP_OUT_RELOC_OFFSET H_PUT_32 +#define CALC_ADDEND(abfd, ptr, reloc, cache_ptr) \ + cache_ptr->addend = reloc.r_offset; -#define __A_MAGIC_SET__ +/* Clear the r_spare field in relocs. */ +#define SWAP_OUT_RELOC_EXTRA(abfd,src,dst) \ + do { \ + dst->r_spare[0] = 0; \ + dst->r_spare[1] = 0; \ + } while (0) -#include "coffcode.h" - -bfd_target -#ifdef TARGET_SYM - TARGET_SYM = -#else - sparccoff_vec = -#endif -{ -#ifdef TARGET_NAME - TARGET_NAME, -#else - "coff-sparc", /* name */ -#endif - bfd_target_coff_flavour, - true, /* data byte order is big */ - true, /* header byte order is big */ +#define __A_MAGIC_SET__ - (HAS_RELOC | EXEC_P | /* object flags */ - HAS_LINENO | HAS_DEBUG | - HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT), +/* Enable Sparc-specific hacks in coffcode.h. */ - (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ - 0, /* leading underscore */ - '/', /* ar_pad_char */ - 15, /* ar_max_namelen */ +#define COFF_SPARC - 2, /* minimum alignment power */ - 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 */ +#define bfd_pe_print_pdata NULL -/* Note that we allow an object file to be treated as a core file as well. */ - {_bfd_dummy_target, coff_object_p, /* bfd_check_format */ - bfd_generic_archive_p, coff_object_p}, - {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}, +#include "coffcode.h" - 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), +#ifndef TARGET_SYM +#define TARGET_SYM sparc_coff_vec +#endif - COFF_SWAP_TABLE, -}; +#ifndef TARGET_NAME +#define TARGET_NAME "coff-sparc" +#endif +CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, D_PAGED, 0, '_', NULL, COFF_SWAP_TABLE)