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authorAlan Modra <amodra@gmail.com>2018-04-11 18:46:05 +0930
committerAlan Modra <amodra@gmail.com>2018-04-11 21:49:30 +0930
commita8eb42a8b7d48ff6bd12ac83b0e31967b4f5abf1 (patch)
tree60b19da93f47532605aea14cc4cec88b442c43f6 /bfd/bout.c
parentc43b2c546be1fead208b816b59c8bdcdf9562571 (diff)
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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/bout.c')
-rw-r--r--bfd/bout.c1508
1 files changed, 0 insertions, 1508 deletions
diff --git a/bfd/bout.c b/bfd/bout.c
deleted file mode 100644
index c766633..0000000
--- a/bfd/bout.c
+++ /dev/null
@@ -1,1508 +0,0 @@
-/* BFD back-end for Intel 960 b.out binaries.
- 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. */
-
-#include "sysdep.h"
-#include "bfd.h"
-#include "libbfd.h"
-#include "bfdlink.h"
-#include "genlink.h"
-#include "bout.h"
-#include "libiberty.h"
-
-#include "aout/stab_gnu.h"
-#include "libaout.h" /* BFD a.out internal data structures. */
-
-#define ABS32CODE 0
-#define ABS32CODE_SHRUNK 1
-#define PCREL24 2
-#define CALLJ 3
-#define ABS32 4
-#define PCREL13 5
-#define ABS32_MAYBE_RELAXABLE 1
-#define ABS32_WAS_RELAXABLE 2
-
-#define ALIGNER 10
-#define ALIGNDONE 11
-
-static reloc_howto_type howto_reloc_callj =
- HOWTO (CALLJ, 0, 2, 24, TRUE, 0, complain_overflow_signed, 0,"callj", TRUE, 0x00ffffff, 0x00ffffff,FALSE);
-static reloc_howto_type howto_reloc_abs32 =
- HOWTO (ABS32, 0, 2, 32, FALSE, 0, complain_overflow_bitfield,0,"abs32", TRUE, 0xffffffff,0xffffffff,FALSE);
-static reloc_howto_type howto_reloc_pcrel24 =
- HOWTO (PCREL24, 0, 2, 24, TRUE, 0, complain_overflow_signed,0,"pcrel24", TRUE, 0x00ffffff,0x00ffffff,FALSE);
-static reloc_howto_type howto_reloc_pcrel13 =
- HOWTO (PCREL13, 0, 2, 13, TRUE, 0, complain_overflow_signed,0,"pcrel13", TRUE, 0x00001fff,0x00001fff,FALSE);
-static reloc_howto_type howto_reloc_abs32codeshrunk =
- HOWTO (ABS32CODE_SHRUNK, 0, 2, 24, TRUE, 0, complain_overflow_signed, 0,"callx->callj", TRUE, 0x00ffffff, 0x00ffffff,FALSE);
-static reloc_howto_type howto_reloc_abs32code =
- HOWTO (ABS32CODE, 0, 2, 32, FALSE, 0, complain_overflow_bitfield,0,"callx", TRUE, 0xffffffff,0xffffffff,FALSE);
-
-static reloc_howto_type howto_align_table[] =
-{
- HOWTO (ALIGNER, 0, 0x1, 0, FALSE, 0, complain_overflow_dont, 0, "align16", FALSE, 0, 0, FALSE),
- HOWTO (ALIGNER, 0, 0x3, 0, FALSE, 0, complain_overflow_dont, 0, "align32", FALSE, 0, 0, FALSE),
- HOWTO (ALIGNER, 0, 0x7, 0, FALSE, 0, complain_overflow_dont, 0, "align64", FALSE, 0, 0, FALSE),
- HOWTO (ALIGNER, 0, 0xf, 0, FALSE, 0, complain_overflow_dont, 0, "align128", FALSE, 0, 0, FALSE),
-};
-
-static reloc_howto_type howto_done_align_table[] =
-{
- HOWTO (ALIGNDONE, 0x1, 0x1, 0, FALSE, 0, complain_overflow_dont, 0, "donealign16", FALSE, 0, 0, FALSE),
- HOWTO (ALIGNDONE, 0x3, 0x3, 0, FALSE, 0, complain_overflow_dont, 0, "donealign32", FALSE, 0, 0, FALSE),
- HOWTO (ALIGNDONE, 0x7, 0x7, 0, FALSE, 0, complain_overflow_dont, 0, "donealign64", FALSE, 0, 0, FALSE),
- HOWTO (ALIGNDONE, 0xf, 0xf, 0, FALSE, 0, complain_overflow_dont, 0, "donealign128", FALSE, 0, 0, FALSE),
-};
-
-/* Swaps the information in an executable header taken from a raw byte
- stream memory image, into the internal exec_header structure. */
-
-static void
-bout_swap_exec_header_in (bfd *abfd,
- struct external_exec *bytes,
- struct internal_exec *execp)
-{
- /* Now fill in fields in the execp, from the bytes in the raw data. */
- execp->a_info = H_GET_32 (abfd, bytes->e_info);
- execp->a_text = GET_WORD (abfd, bytes->e_text);
- execp->a_data = GET_WORD (abfd, bytes->e_data);
- execp->a_bss = GET_WORD (abfd, bytes->e_bss);
- execp->a_syms = GET_WORD (abfd, bytes->e_syms);
- execp->a_entry = GET_WORD (abfd, bytes->e_entry);
- execp->a_trsize = GET_WORD (abfd, bytes->e_trsize);
- execp->a_drsize = GET_WORD (abfd, bytes->e_drsize);
- execp->a_tload = GET_WORD (abfd, bytes->e_tload);
- execp->a_dload = GET_WORD (abfd, bytes->e_dload);
- execp->a_talign = bytes->e_talign[0];
- execp->a_dalign = bytes->e_dalign[0];
- execp->a_balign = bytes->e_balign[0];
- execp->a_relaxable = bytes->e_relaxable[0];
-}
-
-/* Swaps the information in an internal exec header structure into the
- supplied buffer ready for writing to disk. */
-
-static void
-bout_swap_exec_header_out (bfd *abfd,
- struct internal_exec *execp,
- struct external_exec *bytes)
-{
- /* Now fill in fields in the raw data, from the fields in the exec struct. */
- H_PUT_32 (abfd, execp->a_info , bytes->e_info);
- PUT_WORD (abfd, execp->a_text , bytes->e_text);
- PUT_WORD (abfd, execp->a_data , bytes->e_data);
- PUT_WORD (abfd, execp->a_bss , bytes->e_bss);
- PUT_WORD (abfd, execp->a_syms , bytes->e_syms);
- PUT_WORD (abfd, execp->a_entry , bytes->e_entry);
- PUT_WORD (abfd, execp->a_trsize, bytes->e_trsize);
- PUT_WORD (abfd, execp->a_drsize, bytes->e_drsize);
- PUT_WORD (abfd, execp->a_tload , bytes->e_tload);
- PUT_WORD (abfd, execp->a_dload , bytes->e_dload);
- bytes->e_talign[0] = execp->a_talign;
- bytes->e_dalign[0] = execp->a_dalign;
- bytes->e_balign[0] = execp->a_balign;
- bytes->e_relaxable[0] = execp->a_relaxable;
-}
-
-/* Finish up the opening of a b.out file for reading. Fill in all the
- fields that are not handled by common code. */
-
-static const bfd_target *
-b_out_callback (bfd *abfd)
-{
- struct internal_exec *execp = exec_hdr (abfd);
- unsigned long bss_start;
-
- /* Architecture and machine type. */
- bfd_set_arch_mach (abfd,
- bfd_arch_i960, /* B.out only used on i960. */
- bfd_mach_i960_core /* Default. */
- );
-
- /* The positions of the string table and symbol table. */
- obj_str_filepos (abfd) = N_STROFF (execp);
- obj_sym_filepos (abfd) = N_SYMOFF (execp);
-
- /* The alignments of the sections. */
- obj_textsec (abfd)->alignment_power = execp->a_talign;
- obj_datasec (abfd)->alignment_power = execp->a_dalign;
- obj_bsssec (abfd)->alignment_power = execp->a_balign;
-
- /* The starting addresses of the sections. */
- obj_textsec (abfd)->vma = execp->a_tload;
- obj_datasec (abfd)->vma = execp->a_dload;
-
- obj_textsec (abfd)->lma = obj_textsec (abfd)->vma;
- obj_datasec (abfd)->lma = obj_datasec (abfd)->vma;
-
- /* And reload the sizes, since the aout module zaps them. */
- obj_textsec (abfd)->size = execp->a_text;
-
- bss_start = execp->a_dload + execp->a_data; /* BSS = end of data section. */
- obj_bsssec (abfd)->vma = align_power (bss_start, execp->a_balign);
-
- obj_bsssec (abfd)->lma = obj_bsssec (abfd)->vma;
-
- /* The file positions of the sections. */
- obj_textsec (abfd)->filepos = N_TXTOFF (execp);
- obj_datasec (abfd)->filepos = N_DATOFF (execp);
-
- /* The file positions of the relocation info. */
- obj_textsec (abfd)->rel_filepos = N_TROFF (execp);
- obj_datasec (abfd)->rel_filepos = N_DROFF (execp);
-
- adata (abfd).page_size = 1; /* Not applicable. */
- adata (abfd).segment_size = 1; /* Not applicable. */
- adata (abfd).exec_bytes_size = EXEC_BYTES_SIZE;
-
- if (execp->a_relaxable)
- abfd->flags |= BFD_IS_RELAXABLE;
- return abfd->xvec;
-}
-
-static const bfd_target *
-b_out_object_p (bfd *abfd)
-{
- struct internal_exec anexec;
- struct external_exec exec_bytes;
- bfd_size_type amt = EXEC_BYTES_SIZE;
-
- if (bfd_bread ((void *) &exec_bytes, amt, abfd) != amt)
- {
- if (bfd_get_error () != bfd_error_system_call)
- bfd_set_error (bfd_error_wrong_format);
- return 0;
- }
-
- anexec.a_info = H_GET_32 (abfd, exec_bytes.e_info);
-
- if (N_BADMAG (&anexec))
- {
- bfd_set_error (bfd_error_wrong_format);
- return 0;
- }
-
- bout_swap_exec_header_in (abfd, &exec_bytes, &anexec);
- return aout_32_some_aout_object_p (abfd, &anexec, b_out_callback);
-}
-
-struct bout_data_struct
- {
- struct aoutdata a;
- struct internal_exec e;
- };
-
-static bfd_boolean
-b_out_mkobject (bfd *abfd)
-{
- struct bout_data_struct *rawptr;
- bfd_size_type amt = sizeof (struct bout_data_struct);
-
- rawptr = bfd_zalloc (abfd, amt);
- if (rawptr == NULL)
- return FALSE;
-
- abfd->tdata.bout_data = rawptr;
- exec_hdr (abfd) = &rawptr->e;
-
- obj_textsec (abfd) = NULL;
- obj_datasec (abfd) = NULL;
- obj_bsssec (abfd) = NULL;
-
- return TRUE;
-}
-
-static int
-b_out_symbol_cmp (const void * a_ptr, const void * b_ptr)
-{
- struct aout_symbol ** a = (struct aout_symbol **) a_ptr;
- struct aout_symbol ** b = (struct aout_symbol **) b_ptr;
- asection *sec;
- bfd_vma av, bv;
-
- /* Primary key is address. */
- sec = bfd_get_section (&(*a)->symbol);
- av = sec->output_section->vma + sec->output_offset + (*a)->symbol.value;
- sec = bfd_get_section (&(*b)->symbol);
- bv = sec->output_section->vma + sec->output_offset + (*b)->symbol.value;
-
- if (av < bv)
- return -1;
- if (av > bv)
- return 1;
-
- /* Secondary key puts CALLNAME syms last and BALNAME syms first,
- so that they have the best chance of being contiguous. */
- if (IS_BALNAME ((*a)->other) || IS_CALLNAME ((*b)->other))
- return -1;
- if (IS_CALLNAME ((*a)->other) || IS_BALNAME ((*b)->other))
- return 1;
-
- return 0;
-}
-
-static bfd_boolean
-b_out_squirt_out_relocs (bfd *abfd, asection *section)
-{
- arelent **generic;
- int r_extern = 0;
- int r_idx;
- int incode_mask;
- int len_1;
- unsigned int count = section->reloc_count;
- struct relocation_info *native, *natptr;
- bfd_size_type natsize;
- int extern_mask, pcrel_mask, len_2, callj_mask;
-
- if (count == 0)
- return TRUE;
-
- generic = section->orelocation;
- natsize = (bfd_size_type) count * sizeof (struct relocation_info);
- native = bfd_malloc (natsize);
- if (!native && natsize != 0)
- return FALSE;
-
- if (bfd_header_big_endian (abfd))
- {
- /* Big-endian bit field allocation order. */
- pcrel_mask = 0x80;
- extern_mask = 0x10;
- len_2 = 0x40;
- len_1 = 0x20;
- callj_mask = 0x02;
- incode_mask = 0x08;
- }
- else
- {
- /* Little-endian bit field allocation order. */
- pcrel_mask = 0x01;
- extern_mask = 0x08;
- len_2 = 0x04;
- len_1 = 0x02;
- callj_mask = 0x40;
- incode_mask = 0x10;
- }
-
- for (natptr = native; count > 0; --count, ++natptr, ++generic)
- {
- arelent *g = *generic;
- unsigned char *raw = (unsigned char *) natptr;
- asymbol *sym = *(g->sym_ptr_ptr);
- asection *output_section = sym->section->output_section;
-
- H_PUT_32 (abfd, g->address, raw);
- /* Find a type in the output format which matches the input howto -
- at the moment we assume input format == output format FIXME!! */
- r_idx = 0;
- /* FIXME: Need callj stuff here, and to check the howto entries to
- be sure they are real for this architecture. */
- if (g->howto== &howto_reloc_callj)
- raw[7] = callj_mask + pcrel_mask + len_2;
- else if (g->howto == &howto_reloc_pcrel24)
- raw[7] = pcrel_mask + len_2;
- else if (g->howto == &howto_reloc_pcrel13)
- raw[7] = pcrel_mask + len_1;
- else if (g->howto == &howto_reloc_abs32code)
- raw[7] = len_2 + incode_mask;
- else if (g->howto >= howto_align_table
- && g->howto <= (howto_align_table + ARRAY_SIZE (howto_align_table) - 1))
- {
- /* symnum == -2; extern_mask not set, pcrel_mask set. */
- r_idx = -2;
- r_extern = 0;
- raw[7] = (pcrel_mask
- | ((g->howto - howto_align_table) << 1));
- }
- else
- raw[7] = len_2;
-
- if (r_idx != 0)
- /* Already mucked with r_extern, r_idx. */;
- else if (bfd_is_com_section (output_section)
- || bfd_is_abs_section (output_section)
- || bfd_is_und_section (output_section))
- {
- if (bfd_abs_section_ptr->symbol == sym)
- {
- /* Whoops, looked like an abs symbol, but is really an offset
- from the abs section. */
- r_idx = 0;
- r_extern = 0;
- }
- else
- {
- /* Fill in symbol. */
- r_extern = 1;
- r_idx = (*g->sym_ptr_ptr)->udata.i;
- }
- }
- else
- {
- /* Just an ordinary section. */
- r_extern = 0;
- r_idx = output_section->target_index;
- }
-
- if (bfd_header_big_endian (abfd))
- {
- raw[4] = (unsigned char) (r_idx >> 16);
- raw[5] = (unsigned char) (r_idx >> 8);
- raw[6] = (unsigned char) (r_idx );
- }
- else
- {
- raw[6] = (unsigned char) (r_idx >> 16);
- raw[5] = (unsigned char) (r_idx>> 8);
- raw[4] = (unsigned char) (r_idx );
- }
-
- if (r_extern)
- raw[7] |= extern_mask;
- }
-
- if (bfd_bwrite ((void *) native, natsize, abfd) != natsize)
- {
- free (native);
- return FALSE;
- }
-
- free (native);
-
- return TRUE;
-}
-
-static bfd_boolean
-b_out_write_object_contents (bfd *abfd)
-{
- struct external_exec swapped_hdr;
- bfd_size_type amt;
-
- if (! aout_32_make_sections (abfd))
- return FALSE;
-
- exec_hdr (abfd)->a_info = BMAGIC;
-
- exec_hdr (abfd)->a_text = obj_textsec (abfd)->size;
- exec_hdr (abfd)->a_data = obj_datasec (abfd)->size;
- exec_hdr (abfd)->a_bss = obj_bsssec (abfd)->size;
- exec_hdr (abfd)->a_syms = bfd_get_symcount (abfd) * 12;
- exec_hdr (abfd)->a_entry = bfd_get_start_address (abfd);
- exec_hdr (abfd)->a_trsize = (obj_textsec (abfd)->reloc_count) * 8;
- exec_hdr (abfd)->a_drsize = (obj_datasec (abfd)->reloc_count) * 8;
-
- exec_hdr (abfd)->a_talign = obj_textsec (abfd)->alignment_power;
- exec_hdr (abfd)->a_dalign = obj_datasec (abfd)->alignment_power;
- exec_hdr (abfd)->a_balign = obj_bsssec (abfd)->alignment_power;
-
- exec_hdr (abfd)->a_tload = obj_textsec (abfd)->vma;
- exec_hdr (abfd)->a_dload = obj_datasec (abfd)->vma;
-
- bout_swap_exec_header_out (abfd, exec_hdr (abfd), &swapped_hdr);
-
- amt = EXEC_BYTES_SIZE;
- if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0
- || bfd_bwrite ((void *) &swapped_hdr, amt, abfd) != amt)
- return FALSE;
-
- /* Now write out reloc info, followed by syms and strings */
- if (bfd_get_symcount (abfd) != 0)
- {
- /* Make sure {CALL,BAL}NAME symbols remain adjacent on output
- by sorting. This is complicated by the fact that stabs are
- also ordered. Solve this by shifting all stabs to the end
- in order, then sorting the rest. */
-
- asymbol **outsyms, **p, **q;
-
- outsyms = bfd_get_outsymbols (abfd);
- p = outsyms + bfd_get_symcount (abfd);
-
- for (q = p--; p >= outsyms; p--)
- {
- if ((*p)->flags & BSF_DEBUGGING)
- {
- asymbol *t = *--q;
- *q = *p;
- *p = t;
- }
- }
-
- if (q > outsyms)
- qsort (outsyms, (size_t) (q - outsyms), sizeof (asymbol*),
- b_out_symbol_cmp);
-
- /* Back to your regularly scheduled program. */
- if (bfd_seek (abfd, (file_ptr) (N_SYMOFF (exec_hdr (abfd))), SEEK_SET)
- != 0)
- return FALSE;
-
- if (! aout_32_write_syms (abfd))
- return FALSE;
-
- if (bfd_seek (abfd, (file_ptr) (N_TROFF (exec_hdr (abfd))), SEEK_SET)
- != 0)
- return FALSE;
-
- if (!b_out_squirt_out_relocs (abfd, obj_textsec (abfd)))
- return FALSE;
- if (bfd_seek (abfd, (file_ptr) (N_DROFF (exec_hdr (abfd))), SEEK_SET)
- != 0)
- return FALSE;
-
- if (!b_out_squirt_out_relocs (abfd, obj_datasec (abfd)))
- return FALSE;
- }
- return TRUE;
-}
-
-/* Some reloc hackery. */
-
-#define CALLS 0x66003800 /* Template for 'calls' instruction */
-#define BAL 0x0b000000 /* Template for 'bal' instruction */
-#define BAL_MASK 0x00ffffff
-#define BALX 0x85f00000 /* Template for 'balx' instruction */
-#define BALX_MASK 0x0007ffff
-#define CALL 0x09000000
-#define PCREL13_MASK 0x1fff
-
-#define output_addr(sec) ((sec)->output_offset+(sec)->output_section->vma)
-
-static bfd_vma
-get_value (arelent *reloc,
- struct bfd_link_info *link_info,
- asection *input_section)
-{
- bfd_vma value;
- asymbol *symbol = *(reloc->sym_ptr_ptr);
-
- /* A symbol holds a pointer to a section, and an offset from the
- base of the section. To relocate, we find where the section will
- live in the output and add that in. */
- if (bfd_is_und_section (symbol->section))
- {
- struct bfd_link_hash_entry *h;
-
- /* The symbol is undefined in this BFD. Look it up in the
- global linker hash table. FIXME: This should be changed when
- we convert b.out to use a specific final_link function and
- change the interface to bfd_relax_section to not require the
- generic symbols. */
- h = bfd_wrapped_link_hash_lookup (input_section->owner, link_info,
- bfd_asymbol_name (symbol),
- FALSE, FALSE, TRUE);
- if (h != (struct bfd_link_hash_entry *) NULL
- && (h->type == bfd_link_hash_defined
- || h->type == bfd_link_hash_defweak))
- value = h->u.def.value + output_addr (h->u.def.section);
- else if (h != (struct bfd_link_hash_entry *) NULL
- && h->type == bfd_link_hash_common)
- value = h->u.c.size;
- else
- {
- (*link_info->callbacks->undefined_symbol)
- (link_info, bfd_asymbol_name (symbol),
- input_section->owner, input_section, reloc->address, TRUE);
- value = 0;
- }
- }
- else
- value = symbol->value + output_addr (symbol->section);
-
- /* Add the value contained in the relocation. */
- value += reloc->addend;
-
- return value;
-}
-
-/* Magic to turn callx into calljx. */
-
-static bfd_reloc_status_type
-calljx_callback (bfd *abfd,
- struct bfd_link_info *link_info,
- arelent *reloc_entry,
- void * src,
- void * dst,
- asection *input_section)
-{
- int word = bfd_get_32 (abfd, src);
- asymbol *symbol_in = *(reloc_entry->sym_ptr_ptr);
- aout_symbol_type *symbol = aout_symbol (symbol_in);
- bfd_vma value;
-
- value = get_value (reloc_entry, link_info, input_section);
-
- if (IS_CALLNAME (symbol->other))
- {
- aout_symbol_type *balsym = symbol+1;
- int inst = bfd_get_32 (abfd, (bfd_byte *) src-4);
-
- /* The next symbol should be an N_BALNAME. */
- BFD_ASSERT (IS_BALNAME (balsym->other));
- inst &= BALX_MASK;
- inst |= BALX;
- bfd_put_32 (abfd, (bfd_vma) inst, (bfd_byte *) dst-4);
- symbol = balsym;
- value = (symbol->symbol.value
- + output_addr (symbol->symbol.section));
- }
-
- word += value + reloc_entry->addend;
-
- bfd_put_32 (abfd, (bfd_vma) word, dst);
- return bfd_reloc_ok;
-}
-
-/* Magic to turn call into callj. */
-
-static bfd_reloc_status_type
-callj_callback (bfd *abfd,
- struct bfd_link_info *link_info,
- arelent *reloc_entry,
- void * data,
- unsigned int srcidx,
- unsigned int dstidx,
- asection *input_section,
- bfd_boolean shrinking)
-{
- int word = bfd_get_32 (abfd, (bfd_byte *) data + srcidx);
- asymbol *symbol_in = *(reloc_entry->sym_ptr_ptr);
- aout_symbol_type *symbol = aout_symbol (symbol_in);
- bfd_vma value;
-
- value = get_value (reloc_entry, link_info, input_section);
-
- if (IS_OTHER (symbol->other))
- /* Call to a system procedure - replace code with system
- procedure number. */
- word = CALLS | (symbol->other - 1);
-
- else if (IS_CALLNAME (symbol->other))
- {
- aout_symbol_type *balsym = symbol+1;
-
- /* The next symbol should be an N_BALNAME. */
- BFD_ASSERT (IS_BALNAME (balsym->other));
-
- /* We are calling a leaf, so replace the call instruction with a
- bal. */
- word = BAL | ((word
- + output_addr (balsym->symbol.section)
- + balsym->symbol.value + reloc_entry->addend
- - dstidx
- - output_addr (input_section))
- & BAL_MASK);
- }
- else if ((symbol->symbol.flags & BSF_SECTION_SYM) != 0)
- {
- /* A callj against a symbol in the same section is a fully
- resolved relative call. We don't need to do anything here.
- If the symbol is not in the same section, I'm not sure what
- to do; fortunately, this case will probably never arise. */
- BFD_ASSERT (! shrinking);
- BFD_ASSERT (symbol->symbol.section == input_section);
- }
- else
- word = CALL | (((word & BAL_MASK)
- + value
- + reloc_entry->addend
- - (shrinking ? dstidx : 0)
- - output_addr (input_section))
- & BAL_MASK);
-
- bfd_put_32 (abfd, (bfd_vma) word, (bfd_byte *) data + dstidx);
- return bfd_reloc_ok;
-}
-
-static reloc_howto_type *
-b_out_bfd_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_reloc_callj;
- case BFD_RELOC_32:
- case BFD_RELOC_CTOR:
- return &howto_reloc_abs32;
- case BFD_RELOC_24_PCREL:
- return &howto_reloc_pcrel24;
- }
-}
-
-static reloc_howto_type *
-b_out_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
- const char *r_name)
-{
- if (strcasecmp (howto_reloc_callj.name, r_name) == 0)
- return &howto_reloc_callj;
- if (strcasecmp (howto_reloc_abs32.name, r_name) == 0)
- return &howto_reloc_abs32;
- if (strcasecmp (howto_reloc_pcrel24.name, r_name) == 0)
- return &howto_reloc_pcrel24;
-
- return NULL;
-}
-
-/* Allocate enough room for all the reloc entries, plus pointers to them all. */
-
-static bfd_boolean
-b_out_slurp_reloc_table (bfd *abfd, sec_ptr asect, asymbol **symbols)
-{
- struct relocation_info *rptr;
- unsigned int counter;
- arelent *cache_ptr;
- int extern_mask, pcrel_mask, callj_mask, length_shift;
- int incode_mask;
- int size_mask;
- bfd_vma prev_addr = 0;
- unsigned int count;
- bfd_size_type reloc_size, amt;
- struct relocation_info *relocs;
- arelent *reloc_cache;
-
- if (asect->relocation)
- return TRUE;
-
- if (!aout_32_slurp_symbol_table (abfd))
- return FALSE;
-
- if (asect == obj_datasec (abfd))
- reloc_size = exec_hdr (abfd)->a_drsize;
- else if (asect == obj_textsec (abfd))
- reloc_size = exec_hdr (abfd)->a_trsize;
- else if (asect == obj_bsssec (abfd))
- reloc_size = 0;
- else
- {
- bfd_set_error (bfd_error_invalid_operation);
- return FALSE;
- }
-
- if (bfd_seek (abfd, asect->rel_filepos, SEEK_SET) != 0)
- return FALSE;
- count = reloc_size / sizeof (struct relocation_info);
-
- relocs = bfd_malloc (reloc_size);
- if (!relocs && reloc_size != 0)
- return FALSE;
-
- amt = ((bfd_size_type) count + 1) * sizeof (arelent);
- reloc_cache = bfd_malloc (amt);
- if (!reloc_cache)
- {
- if (relocs != NULL)
- free (relocs);
- return FALSE;
- }
-
- if (bfd_bread ((void *) relocs, reloc_size, abfd) != reloc_size)
- {
- free (reloc_cache);
- if (relocs != NULL)
- free (relocs);
- return FALSE;
- }
-
- if (bfd_header_big_endian (abfd))
- {
- /* Big-endian bit field allocation order. */
- pcrel_mask = 0x80;
- extern_mask = 0x10;
- incode_mask = 0x08;
- callj_mask = 0x02;
- size_mask = 0x20;
- length_shift = 5;
- }
- else
- {
- /* Little-endian bit field allocation order. */
- pcrel_mask = 0x01;
- extern_mask = 0x08;
- incode_mask = 0x10;
- callj_mask = 0x40;
- size_mask = 0x02;
- length_shift = 1;
- }
-
- for (rptr = relocs, cache_ptr = reloc_cache, counter = 0;
- counter < count;
- counter++, rptr++, cache_ptr++)
- {
- unsigned char *raw = (unsigned char *)rptr;
- unsigned int symnum;
-
- cache_ptr->address = H_GET_32 (abfd, raw + 0);
- cache_ptr->howto = 0;
-
- if (bfd_header_big_endian (abfd))
- symnum = (raw[4] << 16) | (raw[5] << 8) | raw[6];
- else
- symnum = (raw[6] << 16) | (raw[5] << 8) | raw[4];
-
- if (raw[7] & extern_mask)
- {
- /* If this is set then the r_index is an index into the symbol table;
- if the bit is not set then r_index contains a section map.
- We either fill in the sym entry with a pointer to the symbol,
- or point to the correct section. */
- cache_ptr->sym_ptr_ptr = symbols + symnum;
- cache_ptr->addend = 0;
- }
- else
- {
- /* In a.out symbols are relative to the beginning of the
- file rather than sections ?
- (look in translate_from_native_sym_flags)
- The reloc entry addend has added to it the offset into the
- file of the data, so subtract the base to make the reloc
- section relative. */
- int s;
-
- /* Sign-extend symnum from 24 bits to whatever host uses. */
- s = symnum;
- if (s & (1 << 23))
- s |= (~0U) << 24;
-
- cache_ptr->sym_ptr_ptr = (asymbol **)NULL;
- switch (s)
- {
- case N_TEXT:
- case N_TEXT | N_EXT:
- cache_ptr->sym_ptr_ptr = obj_textsec (abfd)->symbol_ptr_ptr;
- cache_ptr->addend = - obj_textsec (abfd)->vma;
- break;
- case N_DATA:
- case N_DATA | N_EXT:
- cache_ptr->sym_ptr_ptr = obj_datasec (abfd)->symbol_ptr_ptr;
- cache_ptr->addend = - obj_datasec (abfd)->vma;
- break;
- case N_BSS:
- case N_BSS | N_EXT:
- cache_ptr->sym_ptr_ptr = obj_bsssec (abfd)->symbol_ptr_ptr;
- cache_ptr->addend = - obj_bsssec (abfd)->vma;
- break;
- case N_ABS:
- case N_ABS | N_EXT:
- cache_ptr->sym_ptr_ptr = obj_bsssec (abfd)->symbol_ptr_ptr;
- cache_ptr->addend = 0;
- break;
- case -2: /* .align */
- if (raw[7] & pcrel_mask)
- {
- cache_ptr->howto = &howto_align_table[(raw[7] >> length_shift) & 3];
- cache_ptr->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
- }
- else
- {
- /* .org? */
- abort ();
- }
- cache_ptr->addend = 0;
- break;
- default:
- BFD_ASSERT (FALSE);
- break;
- }
- }
-
- /* The i960 only has a few relocation types:
- abs 32-bit and pcrel 24bit. except for callj's! */
- if (cache_ptr->howto != 0)
- ;
- else if (raw[7] & callj_mask)
- {
- cache_ptr->howto = &howto_reloc_callj;
- }
- else if ( raw[7] & pcrel_mask)
- {
- if (raw[7] & size_mask)
- cache_ptr->howto = &howto_reloc_pcrel13;
- else
- cache_ptr->howto = &howto_reloc_pcrel24;
- }
- else
- {
- if (raw[7] & incode_mask)
- cache_ptr->howto = &howto_reloc_abs32code;
- else
- cache_ptr->howto = &howto_reloc_abs32;
- }
-
- if (cache_ptr->address < prev_addr)
- {
- /* Ouch! this reloc is out of order, insert into the right place. */
- arelent tmp;
- arelent *cursor = cache_ptr-1;
- bfd_vma stop = cache_ptr->address;
-
- tmp = *cache_ptr;
- while (cursor->address > stop && cursor >= reloc_cache)
- {
- cursor[1] = cursor[0];
- cursor--;
- }
-
- cursor[1] = tmp;
- }
- else
- prev_addr = cache_ptr->address;
- }
-
- if (relocs != NULL)
- free (relocs);
- asect->relocation = reloc_cache;
- asect->reloc_count = count;
-
- return TRUE;
-}
-
-/* This is stupid. This function should be a boolean predicate. */
-
-static long
-b_out_canonicalize_reloc (bfd *abfd,
- sec_ptr section,
- arelent **relptr,
- asymbol **symbols)
-{
- arelent *tblptr;
- unsigned int count;
-
- if ((section->flags & SEC_CONSTRUCTOR) != 0)
- {
- arelent_chain *chain = section->constructor_chain;
-
- for (count = 0; count < section->reloc_count; count++)
- {
- *relptr++ = &chain->relent;
- chain = chain->next;
- }
- }
- else
- {
- if (section->relocation == NULL
- && ! b_out_slurp_reloc_table (abfd, section, symbols))
- return -1;
-
- tblptr = section->relocation;
- for (count = 0; count++ < section->reloc_count;)
- *relptr++ = tblptr++;
- }
-
- *relptr = NULL;
-
- return section->reloc_count;
-}
-
-static long
-b_out_get_reloc_upper_bound (bfd *abfd, sec_ptr asect)
-{
- if (bfd_get_format (abfd) != bfd_object)
- {
- bfd_set_error (bfd_error_invalid_operation);
- return -1;
- }
-
- if (asect->flags & SEC_CONSTRUCTOR)
- return sizeof (arelent *) * (asect->reloc_count + 1);
-
- if (asect == obj_datasec (abfd))
- return (sizeof (arelent *) *
- ((exec_hdr (abfd)->a_drsize / sizeof (struct relocation_info))
- + 1));
-
- if (asect == obj_textsec (abfd))
- return (sizeof (arelent *) *
- ((exec_hdr (abfd)->a_trsize / sizeof (struct relocation_info))
- + 1));
-
- if (asect == obj_bsssec (abfd))
- return 0;
-
- bfd_set_error (bfd_error_invalid_operation);
- return -1;
-}
-
-
-static bfd_boolean
-b_out_set_section_contents (bfd *abfd,
- asection *section,
- const void * location,
- file_ptr offset,
- bfd_size_type count)
-{
- if (! abfd->output_has_begun)
- {
- /* Set by bfd.c handler. */
- if (! aout_32_make_sections (abfd))
- return FALSE;
-
- obj_textsec (abfd)->filepos = sizeof (struct external_exec);
- obj_datasec (abfd)->filepos = obj_textsec (abfd)->filepos
- + obj_textsec (abfd)->size;
- }
-
- /* Regardless, once we know what we're doing, we might as well get going. */
- if (bfd_seek (abfd, section->filepos + offset, SEEK_SET) != 0)
- return FALSE;
-
- if (count == 0)
- return TRUE;
-
- return bfd_bwrite ((void *) location, count, abfd) == count;
-}
-
-static bfd_boolean
-b_out_set_arch_mach (bfd *abfd,
- enum bfd_architecture arch,
- unsigned long machine)
-{
- bfd_default_set_arch_mach (abfd, arch, machine);
-
- if (arch == bfd_arch_unknown) /* Unknown machine arch is OK. */
- return TRUE;
-
- if (arch == bfd_arch_i960) /* i960 default is OK. */
- switch (machine)
- {
- case bfd_mach_i960_core:
- case bfd_mach_i960_kb_sb:
- case bfd_mach_i960_mc:
- case bfd_mach_i960_xa:
- case bfd_mach_i960_ca:
- case bfd_mach_i960_ka_sa:
- case bfd_mach_i960_jx:
- case bfd_mach_i960_hx:
- case 0:
- return TRUE;
- default:
- return FALSE;
- }
-
- return FALSE;
-}
-
-static int
-b_out_sizeof_headers (bfd *ignore_abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED)
-{
- return sizeof (struct external_exec);
-}
-
-static void
-perform_slip (bfd *abfd,
- unsigned int slip,
- asection *input_section,
- bfd_vma value)
-{
- asymbol **s;
-
- s = _bfd_generic_link_get_symbols (abfd);
- BFD_ASSERT (s != (asymbol **) NULL);
-
- /* Find all symbols past this point, and make them know
- what's happened. */
- while (*s)
- {
- asymbol *p = *s;
-
- if (p->section == input_section)
- {
- /* This was pointing into this section, so mangle it. */
- if (p->value > value)
- {
- p->value -=slip;
-
- if (p->udata.p != NULL)
- {
- struct generic_link_hash_entry *h;
-
- h = (struct generic_link_hash_entry *) p->udata.p;
- BFD_ASSERT (h->root.type == bfd_link_hash_defined);
- h->root.u.def.value -= slip;
- BFD_ASSERT (h->root.u.def.value == p->value);
- }
- }
- }
- s++;
- }
-}
-
-/* This routine works out if the thing we want to get to can be
- reached with a 24bit offset instead of a 32 bit one.
- If it can, then it changes the amode. */
-
-static int
-abs32code (bfd *abfd,
- asection *input_section,
- arelent *r,
- unsigned int shrink,
- struct bfd_link_info *link_info)
-{
- bfd_vma value = get_value (r, link_info, input_section);
- bfd_vma dot = output_addr (input_section) + r->address;
- bfd_vma gap;
-
- /* See if the address we're looking at within 2^23 bytes of where
- we are, if so then we can use a small branch rather than the
- jump we were going to. */
- gap = value - (dot - shrink);
-
- if ((long)(-1UL << 23) < (long)gap && (long)gap < 1L << 23)
- {
- /* Change the reloc type from 32bitcode possible 24, to 24bit
- possible 32. */
- r->howto = &howto_reloc_abs32codeshrunk;
- /* The place to relc moves back by four bytes. */
- r->address -=4;
-
- /* This will be four bytes smaller in the long run. */
- shrink += 4 ;
- perform_slip (abfd, 4, input_section, r->address-shrink + 4);
- }
-
- return shrink;
-}
-
-static int
-aligncode (bfd *abfd,
- asection *input_section,
- arelent *r,
- unsigned int shrink)
-{
- bfd_vma dot = output_addr (input_section) + r->address;
- bfd_vma old_end;
- bfd_vma new_end;
- unsigned int shrink_delta;
- int size = r->howto->size;
-
- /* Reduce the size of the alignment so that it's still aligned but
- smaller - the current size is already the same size as or bigger
- than the alignment required. */
-
- /* Calculate the first byte following the padding before we optimize. */
- old_end = ((dot + size ) & ~size) + size+1;
- /* Work out where the new end will be - remember that we're smaller
- than we used to be. */
- new_end = ((dot - shrink + size) & ~size);
-
- shrink_delta = (old_end - new_end) - shrink;
-
- if (shrink_delta)
- {
- /* Change the reloc so that it knows how far to align to. */
- r->howto = howto_done_align_table + (r->howto - howto_align_table);
-
- /* Encode the stuff into the addend - for future use we need to
- know how big the reloc used to be. */
- r->addend = old_end - dot + r->address;
-
- /* This will be N bytes smaller in the long run, adjust all the symbols. */
- perform_slip (abfd, shrink_delta, input_section, r->address - shrink);
- shrink += shrink_delta;
- }
-
- return shrink;
-}
-
-static bfd_boolean
-b_out_bfd_relax_section (bfd *abfd,
- asection *i,
- struct bfd_link_info *link_info,
- bfd_boolean *again)
-{
- /* Get enough memory to hold the stuff. */
- bfd *input_bfd = i->owner;
- asection *input_section = i;
- unsigned int shrink = 0 ;
- arelent **reloc_vector = NULL;
- long reloc_size = bfd_get_reloc_upper_bound (input_bfd, input_section);
-
- if (bfd_link_relocatable (link_info))
- (*link_info->callbacks->einfo)
- (_("%P%F: --relax and -r may not be used together\n"));
-
- if (reloc_size < 0)
- return FALSE;
-
- /* We only run this relaxation once. It might work to run it
- multiple times, but it hasn't been tested. */
- *again = FALSE;
-
- if (reloc_size)
- {
- long reloc_count;
-
- reloc_vector = bfd_malloc ((bfd_size_type) reloc_size);
- if (reloc_vector == NULL && reloc_size != 0)
- goto error_return;
-
- /* Get the relocs and think about them. */
- reloc_count =
- bfd_canonicalize_reloc (input_bfd, input_section, reloc_vector,
- _bfd_generic_link_get_symbols (input_bfd));
- if (reloc_count < 0)
- goto error_return;
- if (reloc_count > 0)
- {
- arelent **parent;
-
- for (parent = reloc_vector; *parent; parent++)
- {
- arelent *r = *parent;
-
- switch (r->howto->type)
- {
- case ALIGNER:
- /* An alignment reloc. */
- shrink = aligncode (abfd, input_section, r, shrink);
- break;
- case ABS32CODE:
- /* A 32bit reloc in an addressing mode. */
- shrink = abs32code (input_bfd, input_section, r, shrink,
- link_info);
- break;
- case ABS32CODE_SHRUNK:
- shrink += 4;
- break;
- }
- }
- }
- }
- input_section->size -= shrink;
-
- if (reloc_vector != NULL)
- free (reloc_vector);
- return TRUE;
- error_return:
- if (reloc_vector != NULL)
- free (reloc_vector);
- return FALSE;
-}
-
-static bfd_byte *
-b_out_bfd_get_relocated_section_contents (bfd *output_bfd,
- struct bfd_link_info *link_info,
- struct bfd_link_order *link_order,
- bfd_byte *data,
- bfd_boolean relocatable,
- asymbol **symbols)
-{
- /* Get enough memory to hold the stuff. */
- bfd *input_bfd = link_order->u.indirect.section->owner;
- asection *input_section = link_order->u.indirect.section;
- long reloc_size = bfd_get_reloc_upper_bound (input_bfd, input_section);
- arelent **reloc_vector = NULL;
- long reloc_count;
-
- if (reloc_size < 0)
- goto error_return;
-
- /* If producing relocatable output, don't bother to relax. */
- if (relocatable)
- return bfd_generic_get_relocated_section_contents (output_bfd, link_info,
- link_order,
- data, relocatable,
- symbols);
-
- reloc_vector = bfd_malloc ((bfd_size_type) reloc_size);
- if (reloc_vector == NULL && reloc_size != 0)
- goto error_return;
-
- /* Read in the section. */
- BFD_ASSERT (bfd_get_section_contents (input_bfd,
- input_section,
- data,
- (bfd_vma) 0,
- input_section->size));
-
- reloc_count = bfd_canonicalize_reloc (input_bfd,
- input_section,
- reloc_vector,
- symbols);
- if (reloc_count < 0)
- goto error_return;
- if (reloc_count > 0)
- {
- arelent **parent = reloc_vector;
- arelent *reloc ;
- unsigned int dst_address = 0;
- unsigned int src_address = 0;
- unsigned int run;
- unsigned int idx;
-
- /* Find how long a run we can do. */
- while (dst_address < link_order->size)
- {
- reloc = *parent;
- if (reloc)
- {
- /* Note that the relaxing didn't tie up the addresses in the
- relocation, so we use the original address to work out the
- run of non-relocated data. */
- BFD_ASSERT (reloc->address >= src_address);
- run = reloc->address - src_address;
- parent++;
- }
- else
- run = link_order->size - dst_address;
-
- /* Copy the bytes. */
- for (idx = 0; idx < run; idx++)
- data[dst_address++] = data[src_address++];
-
- /* Now do the relocation. */
- if (reloc)
- {
- switch (reloc->howto->type)
- {
- case ABS32CODE:
- calljx_callback (input_bfd, link_info, reloc,
- src_address + data, dst_address + data,
- input_section);
- src_address += 4;
- dst_address += 4;
- break;
- case ABS32:
- bfd_put_32 (input_bfd,
- (bfd_get_32 (input_bfd, data + src_address)
- + get_value (reloc, link_info, input_section)),
- data + dst_address);
- src_address += 4;
- dst_address += 4;
- break;
- case CALLJ:
- callj_callback (input_bfd, link_info, reloc, data,
- src_address, dst_address, input_section,
- FALSE);
- src_address += 4;
- dst_address += 4;
- break;
- case ALIGNDONE:
- BFD_ASSERT (reloc->addend >= src_address);
- BFD_ASSERT ((bfd_vma) reloc->addend
- <= input_section->size);
- src_address = reloc->addend;
- dst_address = ((dst_address + reloc->howto->size)
- & ~reloc->howto->size);
- break;
- case ABS32CODE_SHRUNK:
- /* This used to be a callx, but we've found out that a
- callj will reach, so do the right thing. */
- callj_callback (input_bfd, link_info, reloc, data,
- src_address + 4, dst_address, input_section,
- TRUE);
- dst_address += 4;
- src_address += 8;
- break;
- case PCREL24:
- {
- long int word = bfd_get_32 (input_bfd,
- data + src_address);
- bfd_vma value;
-
- value = get_value (reloc, link_info, input_section);
- word = ((word & ~BAL_MASK)
- | (((word & BAL_MASK)
- + value
- - output_addr (input_section)
- + reloc->addend)
- & BAL_MASK));
-
- bfd_put_32 (input_bfd, (bfd_vma) word, data + dst_address);
- dst_address += 4;
- src_address += 4;
-
- }
- break;
- case PCREL13:
- {
- long int word = bfd_get_32 (input_bfd,
- data + src_address);
- bfd_vma value;
-
- value = get_value (reloc, link_info, input_section);
- word = ((word & ~PCREL13_MASK)
- | (((word & PCREL13_MASK)
- + value
- + reloc->addend
- - output_addr (input_section))
- & PCREL13_MASK));
-
- bfd_put_32 (input_bfd, (bfd_vma) word, data + dst_address);
- dst_address += 4;
- src_address += 4;
- }
- break;
-
- default:
- abort ();
- }
- }
- }
- }
- if (reloc_vector != NULL)
- free (reloc_vector);
- return data;
- error_return:
- if (reloc_vector != NULL)
- free (reloc_vector);
- return NULL;
-}
-
-
-/* Build the transfer vectors for Big and Little-Endian B.OUT files. */
-
-#define aout_32_find_line _bfd_nosymbols_find_line
-#define aout_32_get_symbol_version_string _bfd_nosymbols_get_symbol_version_string
-#define aout_32_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
-#define aout_32_close_and_cleanup aout_32_bfd_free_cached_info
-#define b_out_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
-#define b_out_bfd_link_add_symbols _bfd_generic_link_add_symbols
-#define b_out_bfd_link_just_syms _bfd_generic_link_just_syms
-#define b_out_bfd_copy_link_hash_symbol_type \
- _bfd_generic_copy_link_hash_symbol_type
-#define b_out_bfd_final_link _bfd_generic_final_link
-#define b_out_bfd_link_split_section _bfd_generic_link_split_section
-#define b_out_bfd_gc_sections bfd_generic_gc_sections
-#define b_out_bfd_lookup_section_flags bfd_generic_lookup_section_flags
-#define b_out_bfd_merge_sections bfd_generic_merge_sections
-#define b_out_bfd_is_group_section bfd_generic_is_group_section
-#define b_out_bfd_discard_group bfd_generic_discard_group
-#define b_out_section_already_linked _bfd_generic_section_already_linked
-#define b_out_bfd_define_common_symbol bfd_generic_define_common_symbol
-#define b_out_bfd_define_start_stop bfd_generic_define_start_stop
-#define aout_32_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
-#define b_out_bfd_link_check_relocs _bfd_generic_link_check_relocs
-#define b_out_set_reloc _bfd_generic_set_reloc
-
-extern const bfd_target bout_le_vec;
-
-const bfd_target bout_be_vec =
-{
- "b.out.big", /* Name. */
- bfd_target_aout_flavour,
- BFD_ENDIAN_LITTLE, /* Data byte order. */
- BFD_ENDIAN_BIG, /* Header byte order. */
- (HAS_RELOC | EXEC_P | /* Object flags. */
- HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | WP_TEXT | BFD_IS_RELAXABLE ),
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA),
- '_', /* Symbol leading char. */
- ' ', /* AR_pad_char. */
- 16, /* 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, /* Headers. */
-
- { /* bfd_check_format. */
- _bfd_dummy_target,
- b_out_object_p,
- bfd_generic_archive_p,
- _bfd_dummy_target
- },
- { /* bfd_set_format. */
- _bfd_bool_bfd_false_error,
- b_out_mkobject,
- _bfd_generic_mkarchive,
- _bfd_bool_bfd_false_error
- },
- { /* bfd_write_contents. */
- _bfd_bool_bfd_false_error,
- b_out_write_object_contents,
- _bfd_write_archive_contents,
- _bfd_bool_bfd_false_error
- },
-
- BFD_JUMP_TABLE_GENERIC (aout_32),
- BFD_JUMP_TABLE_COPY (_bfd_generic),
- BFD_JUMP_TABLE_CORE (_bfd_nocore),
- BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd),
- BFD_JUMP_TABLE_SYMBOLS (aout_32),
- BFD_JUMP_TABLE_RELOCS (b_out),
- BFD_JUMP_TABLE_WRITE (b_out),
- BFD_JUMP_TABLE_LINK (b_out),
- BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
-
- &bout_le_vec,
-
- NULL
-};
-
-const bfd_target bout_le_vec =
-{
- "b.out.little", /* Name. */
- bfd_target_aout_flavour,
- BFD_ENDIAN_LITTLE, /* Data byte order. */
- BFD_ENDIAN_LITTLE, /* Header byte order. */
- (HAS_RELOC | EXEC_P | /* Object flags. */
- HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | WP_TEXT | BFD_IS_RELAXABLE ),
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA),
- '_', /* Symbol leading char. */
- ' ', /* AR_pad_char. */
- 16, /* 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_getl64, bfd_getl_signed_64, bfd_putl64,
- bfd_getl32, bfd_getl_signed_32, bfd_putl32,
- bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Headers. */
-
- { /* bfd_check_format. */
- _bfd_dummy_target,
- b_out_object_p,
- bfd_generic_archive_p,
- _bfd_dummy_target
- },
- { /* bfd_set_format. */
- _bfd_bool_bfd_false_error,
- b_out_mkobject,
- _bfd_generic_mkarchive,
- _bfd_bool_bfd_false_error
- },
- { /* bfd_write_contents. */
- _bfd_bool_bfd_false_error,
- b_out_write_object_contents,
- _bfd_write_archive_contents,
- _bfd_bool_bfd_false_error
- },
-
- BFD_JUMP_TABLE_GENERIC (aout_32),
- BFD_JUMP_TABLE_COPY (_bfd_generic),
- BFD_JUMP_TABLE_CORE (_bfd_nocore),
- BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_bsd),
- BFD_JUMP_TABLE_SYMBOLS (aout_32),
- BFD_JUMP_TABLE_RELOCS (b_out),
- BFD_JUMP_TABLE_WRITE (b_out),
- BFD_JUMP_TABLE_LINK (b_out),
- BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
-
- &bout_be_vec,
-
- NULL
-};