diff options
author | Alan Modra <amodra@gmail.com> | 2018-04-11 18:46:05 +0930 |
---|---|---|
committer | Alan Modra <amodra@gmail.com> | 2018-04-11 21:49:30 +0930 |
commit | a8eb42a8b7d48ff6bd12ac83b0e31967b4f5abf1 (patch) | |
tree | 60b19da93f47532605aea14cc4cec88b442c43f6 /bfd/coff-i960.c | |
parent | c43b2c546be1fead208b816b59c8bdcdf9562571 (diff) | |
download | gdb-a8eb42a8b7d48ff6bd12ac83b0e31967b4f5abf1.zip gdb-a8eb42a8b7d48ff6bd12ac83b0e31967b4f5abf1.tar.gz gdb-a8eb42a8b7d48ff6bd12ac83b0e31967b4f5abf1.tar.bz2 |
Remove i860, i960, bout and aout-adobe targets
Plus remove a few leftovers from the 29k support.
include/
* aout/adobe.h: Delete.
* aout/reloc.h: Delete.
* coff/i860.h: Delete.
* coff/i960.h: Delete.
* elf/i860.h: Delete.
* elf/i960.h: Delete.
* opcode/i860.h: Delete.
* opcode/i960.h: Delete.
* aout/aout64.h (enum reloc_type): Trim off 29k and other unused values.
* aout/ar.h (ARMAGB): Remove.
* coff/internal.h (struct internal_aouthdr, struct internal_scnhdr,
union internal_auxent): Remove i960 support.
bfd/
* aout-adobe.c: Delete.
* bout.c: Delete.
* coff-i860.c: Delete.
* coff-i960.c: Delete.
* cpu-i860.c: Delete.
* cpu-i960.c: Delete.
* elf32-i860.c: Delete.
* elf32-i960.c: Delete.
* hosts/i860mach3.h: Delete.
* Makefile.am: Remove i860, i960, bout, and adobe support.
* archures.c: Remove i860 and i960 support.
* coffcode.h: Likewise.
* reloc.c: Likewise.
* aoutx.h: Comment updates.
* archive.c: Remove BOUT and i960 support.
* bfd.c: Remove BOUT support.
* coffswap.h: Remove i960 support.
* config.bfd: Remove i860, i960 and adobe targets.
* configure.ac: Remove adode, bout, i860, i960, icoff targets.
* targets.c: Likewise.
* ieee.c: Remove i960 support.
* mach-o.c: Remove i860 support.
* Makefile.in: Regenerate.
* bfd-in2.h: Regenerate.
* configure: Regenerate.
* libbfd.h: Regenerate.
* po/SRC-POTFILES.in: Regenerate.
opcodes/
* opcodes/i860-dis.c: Delete.
* opcodes/i960-dis.c: Delete.
* Makefile.am: Remove i860 and i960 support.
* configure.ac: Likewise.
* disassemble.c: Likewise.
* disassemble.h: Likewise.
* Makefile.in: Regenerate.
* configure: Regenerate.
* po/POTFILES.in: Regenerate.
binutils/
* ieee.c: Remove i960 support.
* od-macho.c: Remove i860 support.
* readelf.c: Remove i860 and i960 support.
* testsuite/binutils-all/objcopy.exp: Likewise.
* testsuite/binutils-all/objdump.exp: Likewise.
* testsuite/lib/binutils-common.exp: Likewise.
gas/
* config/aout_gnu.h: Delete.
* config/tc-i860.c: Delete.
* config/tc-i860.h: Delete.
* config/tc-i960.c: Delete.
* config/tc-i960.h: Delete.
* doc/c-i860.texi: Delete.
* doc/c-i960.texi: Delete.
* testsuite/gas/i860/README.i860: Delete.
* testsuite/gas/i860/bitwise.d: Delete.
* testsuite/gas/i860/bitwise.s: Delete.
* testsuite/gas/i860/branch.d: Delete.
* testsuite/gas/i860/branch.s: Delete.
* testsuite/gas/i860/bte.d: Delete.
* testsuite/gas/i860/bte.s: Delete.
* testsuite/gas/i860/dir-align01.d: Delete.
* testsuite/gas/i860/dir-align01.s: Delete.
* testsuite/gas/i860/dir-intel01.d: Delete.
* testsuite/gas/i860/dir-intel01.s: Delete.
* testsuite/gas/i860/dir-intel02.d: Delete.
* testsuite/gas/i860/dir-intel02.s: Delete.
* testsuite/gas/i860/dir-intel03-err.l: Delete.
* testsuite/gas/i860/dir-intel03-err.s: Delete.
* testsuite/gas/i860/dual01.d: Delete.
* testsuite/gas/i860/dual01.s: Delete.
* testsuite/gas/i860/dual02-err.l: Delete.
* testsuite/gas/i860/dual02-err.s: Delete.
* testsuite/gas/i860/dual03.d: Delete.
* testsuite/gas/i860/dual03.s: Delete.
* testsuite/gas/i860/fldst01.d: Delete.
* testsuite/gas/i860/fldst01.s: Delete.
* testsuite/gas/i860/fldst02.d: Delete.
* testsuite/gas/i860/fldst02.s: Delete.
* testsuite/gas/i860/fldst03.d: Delete.
* testsuite/gas/i860/fldst03.s: Delete.
* testsuite/gas/i860/fldst04.d: Delete.
* testsuite/gas/i860/fldst04.s: Delete.
* testsuite/gas/i860/fldst05.d: Delete.
* testsuite/gas/i860/fldst05.s: Delete.
* testsuite/gas/i860/fldst06.d: Delete.
* testsuite/gas/i860/fldst06.s: Delete.
* testsuite/gas/i860/fldst07.d: Delete.
* testsuite/gas/i860/fldst07.s: Delete.
* testsuite/gas/i860/fldst08.d: Delete.
* testsuite/gas/i860/fldst08.s: Delete.
* testsuite/gas/i860/float01.d: Delete.
* testsuite/gas/i860/float01.s: Delete.
* testsuite/gas/i860/float02.d: Delete.
* testsuite/gas/i860/float02.s: Delete.
* testsuite/gas/i860/float03.d: Delete.
* testsuite/gas/i860/float03.s: Delete.
* testsuite/gas/i860/float04.d: Delete.
* testsuite/gas/i860/float04.s: Delete.
* testsuite/gas/i860/form.d: Delete.
* testsuite/gas/i860/form.s: Delete.
* testsuite/gas/i860/i860.exp: Delete.
* testsuite/gas/i860/iarith.d: Delete.
* testsuite/gas/i860/iarith.s: Delete.
* testsuite/gas/i860/ldst01.d: Delete.
* testsuite/gas/i860/ldst01.s: Delete.
* testsuite/gas/i860/ldst02.d: Delete.
* testsuite/gas/i860/ldst02.s: Delete.
* testsuite/gas/i860/ldst03.d: Delete.
* testsuite/gas/i860/ldst03.s: Delete.
* testsuite/gas/i860/ldst04.d: Delete.
* testsuite/gas/i860/ldst04.s: Delete.
* testsuite/gas/i860/ldst05.d: Delete.
* testsuite/gas/i860/ldst05.s: Delete.
* testsuite/gas/i860/ldst06.d: Delete.
* testsuite/gas/i860/ldst06.s: Delete.
* testsuite/gas/i860/pfam.d: Delete.
* testsuite/gas/i860/pfam.s: Delete.
* testsuite/gas/i860/pfmam.d: Delete.
* testsuite/gas/i860/pfmam.s: Delete.
* testsuite/gas/i860/pfmsm.d: Delete.
* testsuite/gas/i860/pfmsm.s: Delete.
* testsuite/gas/i860/pfsm.d: Delete.
* testsuite/gas/i860/pfsm.s: Delete.
* testsuite/gas/i860/pseudo-ops01.d: Delete.
* testsuite/gas/i860/pseudo-ops01.s: Delete.
* testsuite/gas/i860/regress01.d: Delete.
* testsuite/gas/i860/regress01.s: Delete.
* testsuite/gas/i860/shift.d: Delete.
* testsuite/gas/i860/shift.s: Delete.
* testsuite/gas/i860/simd.d: Delete.
* testsuite/gas/i860/simd.s: Delete.
* testsuite/gas/i860/system.d: Delete.
* testsuite/gas/i860/system.s: Delete.
* testsuite/gas/i860/xp.d: Delete.
* testsuite/gas/i860/xp.s: Delete.
* Makefile.am: Remove i860 and i960 support.
* configure.tgt: Likewise.
* doc/Makefile.am: Likewise.
* doc/all.texi: Likewise.
* testsuite/gas/all/gas.exp
* config/obj-coff.h: Remove i960 support.
* doc/internals.texi: Likewise.
* expr.c: Likewise.
* read.c: Likewise.
* write.c: Likewise.
* write.h: Likewise.
* testsuite/gas/lns/lns.exp: Likewise.
* testsuite/gas/symver/symver.exp: Likewise.
* config/tc-m68k.c: Remove BOUT support.
* config/tc-score.c: Likewise.
* config/tc-score7.c: Likewise.
* config/tc-sparc.c: Likewise.
* symbols.c: Likewise.
* doc/h8.texi: Likewise.
* configure.ac: Remove BOUT and i860 support.
* doc/as.texinfo: Remove BOUT, i860 and i960 support
* Makefile.in: Regenerate.
* config.in: Regenerate.
* configure: Regenerate.
* doc/Makefile.in: Regenerate.
* po/POTFILES.in: Regenerate.
ld/
* emulparams/coff_i860.sh: Delete.
* emulparams/elf32_i860.sh: Delete.
* emulparams/elf32_i960.sh: Delete.
* emulparams/gld960.sh: Delete.
* emulparams/gld960coff.sh: Delete.
* emulparams/lnk960.sh: Delete.
* emultempl/gld960.em: Delete.
* emultempl/gld960c.em: Delete.
* emultempl/lnk960.em: Delete.
* scripttempl/i860coff.sc: Delete.
* scripttempl/i960.sc: Delete.
* ld.texinfo: Remove i960 support.
* Makefile.am: Remove i860 and i960 support.
* configure.tgt: Likewise.
* testsuite/ld-discard/extern.d: Likewise.
* testsuite/ld-discard/start.d: Likewise.
* testsuite/ld-discard/static.d: Likewise.
* testsuite/ld-elf/compressed1d.d: Likewise.
* testsuite/ld-elf/group1.d: Likewise.
* testsuite/ld-elf/group3b.d: Likewise.
* testsuite/ld-elf/group8a.d: Likewise.
* testsuite/ld-elf/group8b.d: Likewise.
* testsuite/ld-elf/group9a.d: Likewise.
* testsuite/ld-elf/group9b.d: Likewise.
* testsuite/ld-elf/linkonce2.d: Likewise.
* testsuite/ld-elf/merge.d: Likewise.
* testsuite/ld-elf/merge2.d: Likewise.
* testsuite/ld-elf/merge3.d: Likewise.
* testsuite/ld-elf/orphan-10.d: Likewise.
* testsuite/ld-elf/orphan-11.d: Likewise.
* testsuite/ld-elf/orphan-12.d: Likewise.
* testsuite/ld-elf/orphan-9.d: Likewise.
* testsuite/ld-elf/orphan-region.d: Likewise.
* testsuite/ld-elf/orphan.d: Likewise.
* testsuite/ld-elf/orphan3.d: Likewise.
* testsuite/ld-elf/pr12851.d: Likewise.
* testsuite/ld-elf/pr12975.d: Likewise.
* testsuite/ld-elf/pr13177.d: Likewise.
* testsuite/ld-elf/pr13195.d: Likewise.
* testsuite/ld-elf/pr17550a.d: Likewise.
* testsuite/ld-elf/pr17550b.d: Likewise.
* testsuite/ld-elf/pr17550c.d: Likewise.
* testsuite/ld-elf/pr17550d.d: Likewise.
* testsuite/ld-elf/pr17615.d: Likewise.
* testsuite/ld-elf/pr20528a.d: Likewise.
* testsuite/ld-elf/pr20528b.d: Likewise.
* testsuite/ld-elf/pr21562a.d: Likewise.
* testsuite/ld-elf/pr21562b.d: Likewise.
* testsuite/ld-elf/pr21562c.d: Likewise.
* testsuite/ld-elf/pr21562d.d: Likewise.
* testsuite/ld-elf/pr21562i.d: Likewise.
* testsuite/ld-elf/pr21562j.d: Likewise.
* testsuite/ld-elf/pr21562k.d: Likewise.
* testsuite/ld-elf/pr21562l.d: Likewise.
* testsuite/ld-elf/pr21562m.d: Likewise.
* testsuite/ld-elf/pr21562n.d: Likewise.
* testsuite/ld-elf/pr22677.d: Likewise.
* testsuite/ld-elf/pr22836-1a.d: Likewise.
* testsuite/ld-elf/pr22836-1b.d: Likewise.
* testsuite/ld-elf/pr349.d: Likewise.
* testsuite/ld-elf/sec-to-seg.exp: Likewise.
* testsuite/ld-elf/sec64k.exp: Likewise.
* testsuite/ld-elf/warn1.d: Likewise.
* testsuite/ld-elf/warn2.d: Likewise.
* testsuite/ld-elf/warn3.d: Likewise.
* testsuite/lib/ld-lib.exp: Likewise.
* Makefile.in: Regenerate.
* po/BLD-POTFILES.in: Regenerate.
Diffstat (limited to 'bfd/coff-i960.c')
-rw-r--r-- | bfd/coff-i960.c | 666 |
1 files changed, 0 insertions, 666 deletions
diff --git a/bfd/coff-i960.c b/bfd/coff-i960.c deleted file mode 100644 index 4e68d44..0000000 --- a/bfd/coff-i960.c +++ /dev/null @@ -1,666 +0,0 @@ -/* BFD back-end for Intel 960 COFF files. - Copyright (C) 1990-2018 Free Software Foundation, Inc. - Written by Cygnus Support. - - 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 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. - - 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. */ - -#define I960 1 -#define BADMAG(x) I960BADMAG(x) - -#include "sysdep.h" -#include "bfd.h" -#include "libbfd.h" -#include "coff/i960.h" -#include "coff/internal.h" - -#ifndef bfd_pe_print_pdata -#define bfd_pe_print_pdata NULL -#endif - -#include "libcoff.h" /* To allow easier abstraction-breaking. */ - - -#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3) -#define COFF_ALIGN_IN_SECTION_HEADER 1 - -#define GET_SCNHDR_ALIGN H_GET_32 -#define PUT_SCNHDR_ALIGN H_PUT_32 - -/* The i960 does not support an MMU, so COFF_PAGE_SIZE can be - arbitrarily small. */ -#define COFF_PAGE_SIZE 1 - -#define COFF_LONG_FILENAMES - -/* This set of local label names is taken from gas. */ - -static bfd_boolean -coff_i960_is_local_label_name (bfd *abfd ATTRIBUTE_UNUSED, const char *name) -{ - return (name[0] == 'L' - || (name[0] == '.' - && (name[1] == 'C' - || name[1] == 'I' - || name[1] == '.'))); -} - -/* This is just like the usual CALC_ADDEND, but it includes the - section VMA for PC relative relocs. */ -#ifndef CALC_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 (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; \ - if (ptr && (reloc.r_type == 25 || reloc.r_type == 27)) \ - cache_ptr->addend += asect->vma; \ - } -#endif - -#define CALLS 0x66003800 /* Template for 'calls' instruction */ -#define BAL 0x0b000000 /* Template for 'bal' instruction */ -#define BAL_MASK 0x00ffffff - -static bfd_reloc_status_type -optcall_callback (bfd *abfd, - arelent *reloc_entry, - asymbol *symbol_in, - void * data, - asection *input_section, - bfd *ignore_bfd ATTRIBUTE_UNUSED, - char **error_message) -{ - /* This item has already been relocated correctly, but we may be - * able to patch in yet better code - done by digging out the - * correct info on this symbol */ - bfd_reloc_status_type result; - coff_symbol_type *cs = coffsymbol(symbol_in); - - /* Don't do anything with symbols which aren't tied up yet, - except move the reloc. */ - if (bfd_is_und_section (cs->symbol.section)) { - reloc_entry->address += input_section->output_offset; - return bfd_reloc_ok; - } - - /* So the target symbol has to be of coff type, and the symbol - has to have the correct native information within it */ - if ((bfd_asymbol_flavour(&cs->symbol) != bfd_target_coff_flavour) - || (cs->native == (combined_entry_type *)NULL)) - { - /* This is interesting, consider the case where we're outputting coff - from a mix n match input, linking from coff to a symbol defined in a - bout file will cause this match to be true. Should I complain? This - will only work if the bout symbol is non leaf. */ - *error_message = - (char *) _("uncertain calling convention for non-COFF symbol"); - result = bfd_reloc_dangerous; - } - else - { - switch (cs->native->u.syment.n_sclass) - { - case C_LEAFSTAT: - case C_LEAFEXT: - /* This is a call to a leaf procedure, replace instruction with a bal - to the correct location. */ - { - union internal_auxent *aux = &((cs->native+2)->u.auxent); - int word = bfd_get_32 (abfd, (bfd_byte *)data + reloc_entry->address); - int olf = (aux->x_bal.x_balntry - cs->native->u.syment.n_value); - BFD_ASSERT(cs->native->u.syment.n_numaux==2); - - /* We replace the original call instruction with a bal to - the bal entry point - the offset of which is described in - the 2nd auxent of the original symbol. We keep the native - sym and auxents untouched, so the delta between the two - is the offset of the bal entry point. */ - word = ((word + olf) & BAL_MASK) | BAL; - bfd_put_32 (abfd, (bfd_vma) word, - (bfd_byte *) data + reloc_entry->address); - } - result = bfd_reloc_ok; - break; - case C_SCALL: - /* This is a call to a system call, replace with a calls to # */ - BFD_ASSERT(0); - result = bfd_reloc_ok; - break; - default: - result = bfd_reloc_ok; - break; - } - } - return result; -} - -/* i960 COFF is used by VxWorks 5.1. However, VxWorks 5.1 does not - appear to correctly handle a reloc against a symbol defined in the - same object file. It appears to simply discard such relocs, rather - than adding their values into the object file. We handle this here - by converting all relocs against defined symbols into relocs - against the section symbol, when generating a relocatable output - file. - - Note that this function is only called if we are not using the COFF - specific backend linker. It only does something when doing a - relocatable link, which will almost certainly fail when not - generating COFF i960 output, so this function is actually no longer - useful. It was used before this target was converted to use the - COFF specific backend linker. */ - -static bfd_reloc_status_type -coff_i960_relocate (bfd *abfd, - arelent *reloc_entry, - asymbol *symbol, - void * data ATTRIBUTE_UNUSED, - asection *input_section ATTRIBUTE_UNUSED, - bfd *output_bfd, - char **error_message ATTRIBUTE_UNUSED) -{ - asection *osec; - - if (output_bfd == NULL) - { - /* Not generating relocatable output file. */ - return bfd_reloc_continue; - } - - if (bfd_is_und_section (bfd_get_section (symbol))) - { - /* Symbol is not defined, so no need to worry about it. */ - return bfd_reloc_continue; - } - - if (bfd_is_com_section (bfd_get_section (symbol))) - { - /* I don't really know what the right action is for a common - symbol. */ - return bfd_reloc_continue; - } - - /* Convert the reloc to use the section symbol. FIXME: This method - is ridiculous. */ - osec = bfd_get_section (symbol)->output_section; - if (coff_section_data (output_bfd, osec) != NULL - && coff_section_data (output_bfd, osec)->tdata != NULL) - reloc_entry->sym_ptr_ptr = - (asymbol **) coff_section_data (output_bfd, osec)->tdata; - else - { - const char *sec_name; - asymbol **syms, **sym_end; - - sec_name = bfd_get_section_name (output_bfd, osec); - syms = bfd_get_outsymbols (output_bfd); - sym_end = syms + bfd_get_symcount (output_bfd); - for (; syms < sym_end; syms++) - { - if (bfd_asymbol_name (*syms) != NULL - && (*syms)->value == 0 - && strcmp ((*syms)->section->output_section->name, - sec_name) == 0) - break; - } - - if (syms >= sym_end) - abort (); - - reloc_entry->sym_ptr_ptr = syms; - - if (coff_section_data (output_bfd, osec) == NULL) - { - bfd_size_type amt = sizeof (struct coff_section_tdata); - osec->used_by_bfd = bfd_zalloc (abfd, amt); - if (osec->used_by_bfd == NULL) - return bfd_reloc_overflow; - } - coff_section_data (output_bfd, osec)->tdata = syms; - } - - /* Let bfd_perform_relocation do its thing, which will include - stuffing the symbol addend into the object file. */ - return bfd_reloc_continue; -} - -static reloc_howto_type howto_rellong = - HOWTO ((unsigned int) R_RELLONG, 0, 2, 32,FALSE, 0, - complain_overflow_bitfield, coff_i960_relocate,"rellong", TRUE, - 0xffffffff, 0xffffffff, 0); -static reloc_howto_type howto_iprmed = - HOWTO (R_IPRMED, 0, 2, 24,TRUE,0, complain_overflow_signed, - coff_i960_relocate, "iprmed ", TRUE, 0x00ffffff, 0x00ffffff, 0); -static reloc_howto_type howto_optcall = - HOWTO (R_OPTCALL, 0,2,24,TRUE,0, complain_overflow_signed, - optcall_callback, "optcall", TRUE, 0x00ffffff, 0x00ffffff, 0); - -static reloc_howto_type * -coff_i960_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, - bfd_reloc_code_real_type code) -{ - switch (code) - { - default: - return 0; - case BFD_RELOC_I960_CALLJ: - return &howto_optcall; - case BFD_RELOC_32: - case BFD_RELOC_CTOR: - return &howto_rellong; - case BFD_RELOC_24_PCREL: - return &howto_iprmed; - } -} - -static reloc_howto_type * -coff_i960_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, - const char *r_name) -{ - if (strcasecmp (howto_optcall.name, r_name) == 0) - return &howto_optcall; - if (strcasecmp (howto_rellong.name, r_name) == 0) - return &howto_rellong; - if (strcasecmp (howto_iprmed.name, r_name) == 0) - return &howto_iprmed; - - return NULL; -} - -/* The real code is in coffcode.h */ - -#define RTYPE2HOWTO(cache_ptr, dst) \ -{ \ - reloc_howto_type *howto_ptr; \ - switch ((dst)->r_type) { \ - case 17: howto_ptr = &howto_rellong; break; \ - case 25: howto_ptr = &howto_iprmed; break; \ - case 27: howto_ptr = &howto_optcall; break; \ - default: howto_ptr = 0; break; \ - } \ - (cache_ptr)->howto = howto_ptr; \ - } - -/* i960 COFF is used by VxWorks 5.1. However, VxWorks 5.1 does not - appear to correctly handle a reloc against a symbol defined in the - same object file. It appears to simply discard such relocs, rather - than adding their values into the object file. We handle this by - converting all relocs against global symbols into relocs against - internal symbols at the start of the section. This routine is - called at the start of the linking process, and it creates the - necessary symbols. */ - -static bfd_boolean -coff_i960_start_final_link (bfd *abfd, struct bfd_link_info *info) -{ - bfd_size_type symesz = bfd_coff_symesz (abfd); - asection *o; - bfd_byte *esym; - - if (! bfd_link_relocatable (info)) - return TRUE; - - esym = (bfd_byte *) bfd_malloc (symesz); - if (esym == NULL) - return FALSE; - - if (bfd_seek (abfd, obj_sym_filepos (abfd), SEEK_SET) != 0) - return FALSE; - - for (o = abfd->sections; o != NULL; o = o->next) - { - struct internal_syment isym; - - strncpy (isym._n._n_name, o->name, SYMNMLEN); - isym.n_value = 0; - isym.n_scnum = o->target_index; - isym.n_type = T_NULL; - isym.n_sclass = C_STAT; - isym.n_numaux = 0; - - bfd_coff_swap_sym_out (abfd, &isym, esym); - - if (bfd_bwrite (esym, symesz, abfd) != symesz) - { - free (esym); - return FALSE; - } - - obj_raw_syment_count (abfd) += 1; - } - - free (esym); - - return TRUE; -} - -/* The reloc processing routine for the optimized COFF linker. */ - -static bfd_boolean -coff_i960_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, - 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 coff_link_hash_entry *h; - struct internal_syment *sym; - bfd_vma addend; - bfd_vma val; - reloc_howto_type *howto; - bfd_reloc_status_type rstat = bfd_reloc_ok; - bfd_boolean done; - - symndx = rel->r_symndx; - - if (symndx == -1) - { - h = NULL; - sym = NULL; - } - else - { - h = obj_coff_sym_hashes (input_bfd)[symndx]; - sym = syms + symndx; - } - - if (sym != NULL && sym->n_scnum != 0) - addend = - sym->n_value; - else - addend = 0; - - switch (rel->r_type) - { - case 17: howto = &howto_rellong; break; - case 25: howto = &howto_iprmed; break; - case 27: howto = &howto_optcall; break; - default: - bfd_set_error (bfd_error_bad_value); - return FALSE; - } - - val = 0; - - if (h == NULL) - { - asection *sec; - - if (symndx == -1) - { - sec = bfd_abs_section_ptr; - val = 0; - } - else - { - sec = sections[symndx]; - 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) - { - asection *sec; - - sec = h->root.u.def.section; - val = (h->root.u.def.value - + sec->output_section->vma - + sec->output_offset); - } - else if (! bfd_link_relocatable (info)) - (*info->callbacks->undefined_symbol) - (info, h->root.root.string, input_bfd, input_section, - rel->r_vaddr - input_section->vma, TRUE); - } - - done = FALSE; - - if (howto->type == R_OPTCALL && ! bfd_link_relocatable (info) && symndx != -1) - { - int class_val; - - if (h != NULL) - class_val = h->symbol_class; - else - class_val = sym->n_sclass; - - switch (class_val) - { - case C_NULL: - /* This symbol is apparently not from a COFF input file. - We warn, and then assume that it is not a leaf - function. */ - (*info->callbacks->reloc_dangerous) - (info, - _("uncertain calling convention for non-COFF symbol"), - input_bfd, input_section, - rel->r_vaddr - input_section->vma); - break; - case C_LEAFSTAT: - case C_LEAFEXT: - /* This is a call to a leaf procedure; use the bal - instruction. */ - { - long olf; - unsigned long word; - - if (h != NULL) - { - BFD_ASSERT (h->numaux == 2); - olf = h->aux[1].x_bal.x_balntry; - } - else - { - bfd_byte *esyms; - union internal_auxent aux; - - BFD_ASSERT (sym->n_numaux == 2); - esyms = (bfd_byte *) obj_coff_external_syms (input_bfd); - esyms += (symndx + 2) * bfd_coff_symesz (input_bfd); - bfd_coff_swap_aux_in (input_bfd, esyms, sym->n_type, - sym->n_sclass, 1, sym->n_numaux, - &aux); - olf = aux.x_bal.x_balntry; - } - - word = bfd_get_32 (input_bfd, - (contents - + (rel->r_vaddr - input_section->vma))); - word = ((word + olf - val) & BAL_MASK) | BAL; - bfd_put_32 (input_bfd, - (bfd_vma) word, - contents + (rel->r_vaddr - input_section->vma)); - done = TRUE; - } - break; - case C_SCALL: - BFD_ASSERT (0); - break; - } - } - - if (! done) - { - if (howto->pc_relative) - addend += input_section->vma; - rstat = _bfd_final_link_relocate (howto, input_bfd, input_section, - contents, - rel->r_vaddr - input_section->vma, - val, addend); - } - - switch (rstat) - { - default: - abort (); - case bfd_reloc_ok: - break; - case bfd_reloc_overflow: - { - const char *name; - char buf[SYMNMLEN + 1]; - - if (symndx == -1) - name = "*ABS*"; - else if (h != NULL) - name = NULL; - else - { - name = _bfd_coff_internal_syment_name (input_bfd, sym, buf); - if (name == NULL) - return FALSE; - } - - (*info->callbacks->reloc_overflow) - (info, (h ? &h->root : NULL), name, howto->name, - (bfd_vma) 0, input_bfd, input_section, - rel->r_vaddr - input_section->vma); - } - } - } - - return TRUE; -} - -/* Adjust the symbol index of any reloc against a global symbol to - instead be a reloc against the internal symbol we created specially - for the section. */ - -static bfd_boolean -coff_i960_adjust_symndx (bfd *obfd ATTRIBUTE_UNUSED, - struct bfd_link_info *info ATTRIBUTE_UNUSED, - bfd *ibfd, - asection *sec ATTRIBUTE_UNUSED, - struct internal_reloc *irel, - bfd_boolean *adjustedp) -{ - struct coff_link_hash_entry *h; - - *adjustedp = FALSE; - - h = obj_coff_sym_hashes (ibfd)[irel->r_symndx]; - if (h == NULL - || (h->root.type != bfd_link_hash_defined - && h->root.type != bfd_link_hash_defweak)) - return TRUE; - - irel->r_symndx = h->root.u.def.section->output_section->target_index - 1; - *adjustedp = TRUE; - - return TRUE; -} - -#define coff_bfd_is_local_label_name coff_i960_is_local_label_name - -#define coff_start_final_link coff_i960_start_final_link - -#define coff_relocate_section coff_i960_relocate_section - -#define coff_adjust_symndx coff_i960_adjust_symndx - -#define coff_bfd_reloc_type_lookup coff_i960_reloc_type_lookup -#define coff_bfd_reloc_name_lookup coff_i960_reloc_name_lookup - -#include "coffcode.h" - -extern const bfd_target icoff_be_vec; - -CREATE_LITTLE_COFF_TARGET_VEC (icoff_le_vec, "coff-Intel-little", 0, 0, '_', & icoff_be_vec, COFF_SWAP_TABLE) - -const bfd_target icoff_be_vec = -{ - "coff-Intel-big", /* name */ - bfd_target_coff_flavour, - 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), - - (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ - '_', /* leading underscore */ - '/', /* ar_pad_char */ - 15, /* ar_max_namelen */ - 0, /* match priority. */ - - bfd_getl64, bfd_getl_signed_64, bfd_putl64, - bfd_getl32, bfd_getl_signed_32, bfd_putl32, - bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* 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_check_format */ - _bfd_dummy_target, - coff_object_p, - bfd_generic_archive_p, - _bfd_dummy_target - }, - { /* bfd_set_format */ - _bfd_bool_bfd_false_error, - coff_mkobject, - _bfd_generic_mkarchive, - _bfd_bool_bfd_false_error - }, - { /* bfd_write_contents */ - _bfd_bool_bfd_false_error, - coff_write_object_contents, - _bfd_write_archive_contents, - _bfd_bool_bfd_false_error - }, - - 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), - - &icoff_le_vec, - - COFF_SWAP_TABLE -}; |