-/* MIPS Extended-Coff handler for Binary File Diddling.
- Written by Per Bothner. */
+/* BFD back-end for MIPS Extended-Coff files.
+ Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
+ Original version by Per Bothner.
-/* Copyright (C) 1990, 1991 Free Software Foundation, Inc.
+This file is part of BFD, the Binary File Descriptor library.
-This file is part of BFD, the Binary File Diddler.
-
-BFD is free software; you can redistribute it and/or modify
+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 1, or (at your option)
-any later version.
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
-BFD is distributed in the hope that it will be useful,
+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 BFD; see the file COPYING. If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-/* This does not compile on anything but a MIPS yet (and I haven't been
- able to test it there either since the latest merge!). So it stays
- out by default. */
-
-#define MIPS 1
-#include <stdio.h>
-#include <string.h>
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "bfd.h"
-#include "libbfd.h"
#include "sysdep.h"
+#include "bfdlink.h"
+#include "libbfd.h"
+#include "coff/internal.h"
+#include "coff/sym.h"
+#include "coff/symconst.h"
+#include "coff/ecoff.h"
+#include "coff/mips.h"
+#include "libcoff.h"
+#include "libecoff.h"
+\f
+/* Prototypes for static functions. */
+
+static boolean mips_ecoff_bad_format_hook PARAMS ((bfd *abfd, PTR filehdr));
+static void mips_ecoff_swap_reloc_in PARAMS ((bfd *, PTR,
+ struct internal_reloc *));
+static void mips_ecoff_swap_reloc_out PARAMS ((bfd *,
+ const struct internal_reloc *,
+ PTR));
+static void mips_adjust_reloc_in PARAMS ((bfd *,
+ const struct internal_reloc *,
+ arelent *));
+static void mips_adjust_reloc_out PARAMS ((bfd *, const arelent *,
+ struct internal_reloc *));
+static bfd_reloc_status_type mips_generic_reloc PARAMS ((bfd *abfd,
+ arelent *reloc,
+ asymbol *symbol,
+ PTR data,
+ asection *section,
+ bfd *output_bfd,
+ char **error));
+static bfd_reloc_status_type mips_refhi_reloc PARAMS ((bfd *abfd,
+ arelent *reloc,
+ asymbol *symbol,
+ PTR data,
+ asection *section,
+ bfd *output_bfd,
+ char **error));
+static bfd_reloc_status_type mips_reflo_reloc PARAMS ((bfd *abfd,
+ arelent *reloc,
+ asymbol *symbol,
+ PTR data,
+ asection *section,
+ bfd *output_bfd,
+ char **error));
+static bfd_reloc_status_type mips_gprel_reloc PARAMS ((bfd *abfd,
+ arelent *reloc,
+ asymbol *symbol,
+ PTR data,
+ asection *section,
+ bfd *output_bfd,
+ char **error));
+static void mips_relocate_refhi PARAMS ((struct internal_reloc *refhi,
+ struct internal_reloc *reflo,
+ bfd *input_bfd,
+ asection *input_section,
+ bfd_byte *contents,
+ bfd_vma relocation));
+static boolean mips_relocate_section PARAMS ((bfd *, struct bfd_link_info *,
+ bfd *, asection *,
+ bfd_byte *, PTR));
+\f
+/* ECOFF has COFF sections, but the debugging information is stored in
+ a completely different format. ECOFF targets use some of the
+ swapping routines from coffswap.h, and some of the generic COFF
+ routines in coffgen.c, but, unlike the real COFF targets, do not
+ use coffcode.h itself.
+
+ Get the generic COFF swapping routines, except for the reloc,
+ symbol, and lineno ones. Give them ECOFF names. */
+#define MIPSECOFF
+#define NO_COFF_RELOCS
+#define NO_COFF_SYMBOLS
+#define NO_COFF_LINENOS
+#define coff_swap_filehdr_in mips_ecoff_swap_filehdr_in
+#define coff_swap_filehdr_out mips_ecoff_swap_filehdr_out
+#define coff_swap_aouthdr_in mips_ecoff_swap_aouthdr_in
+#define coff_swap_aouthdr_out mips_ecoff_swap_aouthdr_out
+#define coff_swap_scnhdr_in mips_ecoff_swap_scnhdr_in
+#define coff_swap_scnhdr_out mips_ecoff_swap_scnhdr_out
+#include "coffswap.h"
+
+/* Get the ECOFF swapping routines. */
+#define ECOFF_32
+#include "ecoffswap.h"
+\f
+/* How to process the various relocs types. */
+
+static reloc_howto_type mips_howto_table[] =
+{
+ /* Reloc type 0 is ignored. The reloc reading code ensures that
+ this is a reference to the .abs section, which will cause
+ bfd_perform_relocation to do nothing. */
+ HOWTO (MIPS_R_IGNORE, /* type */
+ 0, /* rightshift */
+ 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 8, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ 0, /* special_function */
+ "IGNORE", /* name */
+ false, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* A 16 bit reference to a symbol, normally from a data section. */
+ HOWTO (MIPS_R_REFHALF, /* type */
+ 0, /* rightshift */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ mips_generic_reloc, /* special_function */
+ "REFHALF", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* A 32 bit reference to a symbol, normally from a data section. */
+ HOWTO (MIPS_R_REFWORD, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ mips_generic_reloc, /* special_function */
+ "REFWORD", /* name */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* A 26 bit absolute jump address. */
+ HOWTO (MIPS_R_JMPADDR, /* type */
+ 2, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 26, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ /* This needs complex overflow
+ detection, because the upper four
+ bits must match the PC. */
+ mips_generic_reloc, /* special_function */
+ "JMPADDR", /* name */
+ true, /* partial_inplace */
+ 0x3ffffff, /* src_mask */
+ 0x3ffffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* The high 16 bits of a symbol value. Handled by the function
+ mips_refhi_reloc. */
+ HOWTO (MIPS_R_REFHI, /* type */
+ 16, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ mips_refhi_reloc, /* special_function */
+ "REFHI", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* The low 16 bits of a symbol value. */
+ HOWTO (MIPS_R_REFLO, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ mips_reflo_reloc, /* special_function */
+ "REFLO", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* A reference to an offset from the gp register. Handled by the
+ function mips_gprel_reloc. */
+ HOWTO (MIPS_R_GPREL, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ mips_gprel_reloc, /* special_function */
+ "GPREL", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* A reference to a literal using an offset from the gp register.
+ Handled by the function mips_gprel_reloc. */
+ HOWTO (MIPS_R_LITERAL, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ mips_gprel_reloc, /* special_function */
+ "LITERAL", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false) /* pcrel_offset */
+};
+
+#define MIPS_HOWTO_COUNT \
+ (sizeof mips_howto_table / sizeof mips_howto_table[0])
+\f
+/* See whether the magic number matches. */
+
+static boolean
+mips_ecoff_bad_format_hook (abfd, filehdr)
+ bfd *abfd;
+ PTR filehdr;
+{
+ struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
+
+ switch (internal_f->f_magic)
+ {
+ case MIPS_MAGIC_1:
+ /* I don't know what endianness this implies. */
+ return true;
+
+ case MIPS_MAGIC_BIG:
+ case MIPS_MAGIC_BIG2:
+ case MIPS_MAGIC_BIG3:
+ return abfd->xvec->byteorder_big_p;
+
+ case MIPS_MAGIC_LITTLE:
+ case MIPS_MAGIC_LITTLE2:
+ case MIPS_MAGIC_LITTLE3:
+ return abfd->xvec->byteorder_big_p == false;
+
+ default:
+ return false;
+ }
+}
+\f
+/* Reloc handling. MIPS ECOFF relocs are packed into 8 bytes in
+ external form. They use a bit which indicates whether the symbol
+ is external. */
+
+/* Swap a reloc in. */
+
+static void
+mips_ecoff_swap_reloc_in (abfd, ext_ptr, intern)
+ bfd *abfd;
+ PTR ext_ptr;
+ struct internal_reloc *intern;
+{
+ const RELOC *ext = (RELOC *) ext_ptr;
+
+ intern->r_vaddr = bfd_h_get_32 (abfd, (bfd_byte *) ext->r_vaddr);
+ if (abfd->xvec->header_byteorder_big_p != false)
+ {
+ intern->r_symndx = (((int) ext->r_bits[0]
+ << RELOC_BITS0_SYMNDX_SH_LEFT_BIG)
+ | ((int) ext->r_bits[1]
+ << RELOC_BITS1_SYMNDX_SH_LEFT_BIG)
+ | ((int) ext->r_bits[2]
+ << RELOC_BITS2_SYMNDX_SH_LEFT_BIG));
+ intern->r_type = ((ext->r_bits[3] & RELOC_BITS3_TYPE_BIG)
+ >> RELOC_BITS3_TYPE_SH_BIG);
+ intern->r_extern = (ext->r_bits[3] & RELOC_BITS3_EXTERN_BIG) != 0;
+ }
+ else
+ {
+ intern->r_symndx = (((int) ext->r_bits[0]
+ << RELOC_BITS0_SYMNDX_SH_LEFT_LITTLE)
+ | ((int) ext->r_bits[1]
+ << RELOC_BITS1_SYMNDX_SH_LEFT_LITTLE)
+ | ((int) ext->r_bits[2]
+ << RELOC_BITS2_SYMNDX_SH_LEFT_LITTLE));
+ intern->r_type = ((ext->r_bits[3] & RELOC_BITS3_TYPE_LITTLE)
+ >> RELOC_BITS3_TYPE_SH_LITTLE);
+ intern->r_extern = (ext->r_bits[3] & RELOC_BITS3_EXTERN_LITTLE) != 0;
+ }
+}
+
+/* Swap a reloc out. */
+
+static void
+mips_ecoff_swap_reloc_out (abfd, intern, dst)
+ bfd *abfd;
+ const struct internal_reloc *intern;
+ PTR dst;
+{
+ RELOC *ext = (RELOC *) dst;
+
+ BFD_ASSERT (intern->r_extern
+ || (intern->r_symndx >= 0 && intern->r_symndx <= 12));
+
+ bfd_h_put_32 (abfd, intern->r_vaddr, (bfd_byte *) ext->r_vaddr);
+ if (abfd->xvec->header_byteorder_big_p != false)
+ {
+ ext->r_bits[0] = intern->r_symndx >> RELOC_BITS0_SYMNDX_SH_LEFT_BIG;
+ ext->r_bits[1] = intern->r_symndx >> RELOC_BITS1_SYMNDX_SH_LEFT_BIG;
+ ext->r_bits[2] = intern->r_symndx >> RELOC_BITS2_SYMNDX_SH_LEFT_BIG;
+ ext->r_bits[3] = (((intern->r_type << RELOC_BITS3_TYPE_SH_BIG)
+ & RELOC_BITS3_TYPE_BIG)
+ | (intern->r_extern ? RELOC_BITS3_EXTERN_BIG : 0));
+ }
+ else
+ {
+ ext->r_bits[0] = intern->r_symndx >> RELOC_BITS0_SYMNDX_SH_LEFT_LITTLE;
+ ext->r_bits[1] = intern->r_symndx >> RELOC_BITS1_SYMNDX_SH_LEFT_LITTLE;
+ ext->r_bits[2] = intern->r_symndx >> RELOC_BITS2_SYMNDX_SH_LEFT_LITTLE;
+ ext->r_bits[3] = (((intern->r_type << RELOC_BITS3_TYPE_SH_LITTLE)
+ & RELOC_BITS3_TYPE_LITTLE)
+ | (intern->r_extern ? RELOC_BITS3_EXTERN_LITTLE : 0));
+ }
+}
+
+/* Finish canonicalizing a reloc. Part of this is generic to all
+ ECOFF targets, and that part is in ecoff.c. The rest is done in
+ this backend routine. It must fill in the howto field. */
+
+static void
+mips_adjust_reloc_in (abfd, intern, rptr)
+ bfd *abfd;
+ const struct internal_reloc *intern;
+ arelent *rptr;
+{
+ if (intern->r_type > MIPS_R_LITERAL)
+ abort ();
+
+ if (! intern->r_extern
+ && (intern->r_type == MIPS_R_GPREL
+ || intern->r_type == MIPS_R_LITERAL))
+ rptr->addend += ecoff_data (abfd)->gp;
+
+ /* If the type is MIPS_R_IGNORE, make sure this is a reference to
+ the absolute section so that the reloc is ignored. */
+ if (intern->r_type == MIPS_R_IGNORE)
+ rptr->sym_ptr_ptr = bfd_abs_section.symbol_ptr_ptr;
+
+ rptr->howto = &mips_howto_table[intern->r_type];
+}
+
+/* Make any adjustments needed to a reloc before writing it out. None
+ are needed for MIPS. */
+
+static void
+mips_adjust_reloc_out (abfd, rel, intern)
+ bfd *abfd;
+ const arelent *rel;
+ struct internal_reloc *intern;
+{
+}
+
+/* ECOFF relocs are either against external symbols, or against
+ sections. If we are producing relocateable output, and the reloc
+ is against an external symbol, and nothing has given us any
+ additional addend, the resulting reloc will also be against the
+ same symbol. In such a case, we don't want to change anything
+ about the way the reloc is handled, since it will all be done at
+ final link time. Rather than put special case code into
+ bfd_perform_relocation, all the reloc types use this howto
+ function. It just short circuits the reloc if producing
+ relocateable output against an external symbol. */
+
+static bfd_reloc_status_type
+mips_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;
+{
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && reloc_entry->addend == 0)
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ return bfd_reloc_continue;
+}
+
+/* Do a REFHI relocation. This has to be done in combination with a
+ REFLO reloc, because there is a carry from the REFLO to the REFHI.
+ Here we just save the information we need; we do the actual
+ relocation when we see the REFLO. MIPS ECOFF requires that the
+ REFLO immediately follow the REFHI, so this ought to work. */
+
+static bfd_byte *mips_refhi_addr;
+static bfd_vma mips_refhi_addend;
+
+static bfd_reloc_status_type
+mips_refhi_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_reloc_status_type ret;
+ bfd_vma relocation;
+
+ /* If we're relocating, and this an external symbol, we don't want
+ to change anything. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && reloc_entry->addend == 0)
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ ret = bfd_reloc_ok;
+ if (symbol->section == &bfd_und_section
+ && output_bfd == (bfd *) NULL)
+ ret = bfd_reloc_undefined;
+
+ if (bfd_is_com_section (symbol->section))
+ relocation = 0;
+ else
+ relocation = symbol->value;
+
+ relocation += symbol->section->output_section->vma;
+ relocation += symbol->section->output_offset;
+ relocation += reloc_entry->addend;
+
+ if (reloc_entry->address > input_section->_cooked_size)
+ return bfd_reloc_outofrange;
+
+ /* Save the information, and let REFLO do the actual relocation. */
+ mips_refhi_addr = (bfd_byte *) data + reloc_entry->address;
+ mips_refhi_addend = relocation;
+
+ if (output_bfd != (bfd *) NULL)
+ reloc_entry->address += input_section->output_offset;
+
+ return ret;
+}
+
+/* Do a REFLO relocation. This is a straightforward 16 bit inplace
+ relocation; this function exists in order to do the REFHI
+ relocation described above. */
+
+static bfd_reloc_status_type
+mips_reflo_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;
+{
+ if (mips_refhi_addr != (bfd_byte *) NULL)
+ {
+ unsigned long insn;
+ unsigned long val;
+ unsigned long vallo;
+
+ /* Do the REFHI relocation. Note that we actually don't need to
+ know anything about the REFLO itself, except where to find
+ the low 16 bits of the addend needed by the REFHI. */
+ insn = bfd_get_32 (abfd, mips_refhi_addr);
+ vallo = (bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address)
+ & 0xffff);
+ val = ((insn & 0xffff) << 16) + vallo;
+ val += mips_refhi_addend;
+
+ /* The low order 16 bits are always treated as a signed value.
+ Therefore, a negative value in the low order bits requires an
+ adjustment in the high order bits. We need to make this
+ adjustment in two ways: once for the bits we took from the
+ data, and once for the bits we are putting back in to the
+ data. */
+ if ((vallo & 0x8000) != 0)
+ val -= 0x10000;
+ if ((val & 0x8000) != 0)
+ val += 0x10000;
+
+ insn = (insn &~ 0xffff) | ((val >> 16) & 0xffff);
+ bfd_put_32 (abfd, insn, mips_refhi_addr);
+
+ mips_refhi_addr = (bfd_byte *) NULL;
+ }
+
+ /* Now do the REFLO reloc in the usual way. */
+ return mips_generic_reloc (abfd, reloc_entry, symbol, data,
+ input_section, output_bfd, error_message);
+}
+
+/* Do a GPREL relocation. This is a 16 bit value which must become
+ the offset from the gp register. */
+
+static bfd_reloc_status_type
+mips_gprel_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;
+{
+ boolean relocateable;
+ bfd_vma relocation;
+ unsigned long val;
+ unsigned long insn;
+
+ /* If we're relocating, and this is an external symbol with no
+ addend, we don't want to change anything. We will only have an
+ addend if this is a newly created reloc, not read from an ECOFF
+ file. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && reloc_entry->addend == 0)
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ if (output_bfd != (bfd *) NULL)
+ relocateable = true;
+ else
+ {
+ relocateable = false;
+ output_bfd = symbol->section->output_section->owner;
+ }
+
+ if (symbol->section == &bfd_und_section
+ && relocateable == false)
+ return bfd_reloc_undefined;
+
+ /* We have to figure out the gp value, so that we can adjust the
+ symbol value correctly. We look up the symbol _gp in the output
+ BFD. If we can't find it, we're stuck. We cache it in the ECOFF
+ target data. We don't need to adjust the symbol value for an
+ external symbol if we are producing relocateable output. */
+ if (ecoff_data (output_bfd)->gp == 0
+ && (relocateable == false
+ || (symbol->flags & BSF_SECTION_SYM) != 0))
+ {
+ if (relocateable != false)
+ {
+ /* Make up a value. */
+ ecoff_data (output_bfd)->gp =
+ symbol->section->output_section->vma + 0x4000;
+ }
+ else
+ {
+ unsigned int count;
+ asymbol **sym;
+ unsigned int i;
-#include "intel-coff.h"
-#include "libcoff.h" /* to allow easier abstraction-breaking */
+ count = bfd_get_symcount (output_bfd);
+ sym = bfd_get_outsymbols (output_bfd);
-#define BADMAG(x) ECOFFBADMAG(x)
+ if (sym == (asymbol **) NULL)
+ i = count;
+ else
+ {
+ for (i = 0; i < count; i++, sym++)
+ {
+ register CONST char *name;
+
+ name = bfd_asymbol_name (*sym);
+ if (*name == '_' && strcmp (name, "_gp") == 0)
+ {
+ ecoff_data (output_bfd)->gp = bfd_asymbol_value (*sym);
+ break;
+ }
+ }
+ }
+
+ if (i >= count)
+ {
+ /* Only get the error once. */
+ ecoff_data (output_bfd)->gp = 4;
+ *error_message =
+ (char *) "GP relative relocation when _gp not defined";
+ return bfd_reloc_dangerous;
+ }
+ }
+ }
+
+ if (bfd_is_com_section (symbol->section))
+ relocation = 0;
+ else
+ relocation = symbol->value;
+
+ relocation += symbol->section->output_section->vma;
+ relocation += symbol->section->output_offset;
+
+ if (reloc_entry->address > input_section->_cooked_size)
+ return bfd_reloc_outofrange;
+
+ insn = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
+
+ /* Set val to the offset into the section or symbol. */
+ val = ((insn & 0xffff) + reloc_entry->addend) & 0xffff;
+ if (val & 0x8000)
+ val -= 0x10000;
+
+ /* Adjust val for the final section location and GP value. If we
+ are producing relocateable output, we don't want to do this for
+ an external symbol. */
+ if (relocateable == false
+ || (symbol->flags & BSF_SECTION_SYM) != 0)
+ val += relocation - ecoff_data (output_bfd)->gp;
+
+ insn = (insn &~ 0xffff) | (val & 0xffff);
+ bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
+
+ if (relocateable != false)
+ reloc_entry->address += input_section->output_offset;
+
+ /* Make sure it fit in 16 bits. */
+ if (val >= 0x8000 && val < 0xffff8000)
+ return bfd_reloc_overflow;
+
+ return bfd_reloc_ok;
+}
+
+/* Get the howto structure for a generic reloc type. */
+
+static CONST struct reloc_howto_struct *
+mips_bfd_reloc_type_lookup (abfd, code)
+ bfd *abfd;
+ bfd_reloc_code_real_type code;
+{
+ int mips_type;
+
+ switch (code)
+ {
+ case BFD_RELOC_16:
+ mips_type = MIPS_R_REFHALF;
+ break;
+ case BFD_RELOC_32:
+ mips_type = MIPS_R_REFWORD;
+ break;
+ case BFD_RELOC_MIPS_JMP:
+ mips_type = MIPS_R_JMPADDR;
+ break;
+ case BFD_RELOC_HI16_S:
+ mips_type = MIPS_R_REFHI;
+ break;
+ case BFD_RELOC_LO16:
+ mips_type = MIPS_R_REFLO;
+ break;
+ case BFD_RELOC_MIPS_GPREL:
+ mips_type = MIPS_R_GPREL;
+ break;
+ case BFD_RELOC_MIPS_LITERAL:
+ mips_type = MIPS_R_LITERAL;
+ break;
+ default:
+ return (CONST struct reloc_howto_struct *) NULL;
+ }
+
+ return &mips_howto_table[mips_type];
+}
+\f
+/* A helper routine for mips_relocate_section which handles the REFHI
+ relocation. The REFHI relocation must be followed by a REFLO
+ relocation, and the addend used is formed from the addends of both
+ instructions. */
+
+static void
+mips_relocate_refhi (refhi, reflo, input_bfd, input_section, contents,
+ relocation)
+ struct internal_reloc *refhi;
+ struct internal_reloc *reflo;
+ bfd *input_bfd;
+ asection *input_section;
+ bfd_byte *contents;
+ bfd_vma relocation;
+{
+ unsigned long insn;
+ unsigned long val;
+ unsigned long vallo;
+
+ insn = bfd_get_32 (input_bfd,
+ contents + refhi->r_vaddr - input_section->vma);
+ vallo = (bfd_get_32 (input_bfd,
+ contents + reflo->r_vaddr - input_section->vma)
+ & 0xffff);
+ val = ((insn & 0xffff) << 16) + vallo;
+ val += relocation;
+
+ /* The low order 16 bits are always treated as a signed value.
+ Therefore, a negative value in the low order bits requires an
+ adjustment in the high order bits. We need to make this
+ adjustment in two ways: once for the bits we took from the data,
+ and once for the bits we are putting back in to the data. */
+ if ((vallo & 0x8000) != 0)
+ val -= 0x10000;
+ if ((val & 0x8000) != 0)
+ val += 0x10000;
+
+ insn = (insn &~ 0xffff) | ((val >> 16) & 0xffff);
+ bfd_put_32 (input_bfd, (bfd_vma) insn,
+ contents + refhi->r_vaddr - input_section->vma);
+}
+
+/* Relocate a section while linking a MIPS ECOFF file. */
+
+static boolean
+mips_relocate_section (output_bfd, info, input_bfd, input_section,
+ contents, external_relocs)
+ bfd *output_bfd;
+ struct bfd_link_info *info;
+ bfd *input_bfd;
+ asection *input_section;
+ bfd_byte *contents;
+ PTR external_relocs;
+{
+ asection **symndx_to_section;
+ struct ecoff_link_hash_entry **sym_hashes;
+ bfd_vma gp;
+ boolean gp_undefined;
+ struct external_reloc *ext_rel;
+ struct external_reloc *ext_rel_end;
+ boolean got_reflo;
+
+ BFD_ASSERT (input_bfd->xvec->header_byteorder_big_p
+ == output_bfd->xvec->header_byteorder_big_p);
+
+ /* We keep a table mapping the symndx found in an internal reloc to
+ the appropriate section. This is faster than looking up the
+ section by name each time. */
+ symndx_to_section = ecoff_data (input_bfd)->symndx_to_section;
+ if (symndx_to_section == (asection **) NULL)
+ {
+ symndx_to_section = ((asection **)
+ bfd_alloc (input_bfd,
+ (NUM_RELOC_SECTIONS
+ * sizeof (asection *))));
+ if (!symndx_to_section)
+ {
+ bfd_error = no_memory;
+ return false;
+ }
+
+ symndx_to_section[RELOC_SECTION_NONE] = NULL;
+ symndx_to_section[RELOC_SECTION_TEXT] =
+ bfd_get_section_by_name (input_bfd, ".text");
+ symndx_to_section[RELOC_SECTION_RDATA] =
+ bfd_get_section_by_name (input_bfd, ".rdata");
+ symndx_to_section[RELOC_SECTION_DATA] =
+ bfd_get_section_by_name (input_bfd, ".data");
+ symndx_to_section[RELOC_SECTION_SDATA] =
+ bfd_get_section_by_name (input_bfd, ".sdata");
+ symndx_to_section[RELOC_SECTION_SBSS] =
+ bfd_get_section_by_name (input_bfd, ".sbss");
+ symndx_to_section[RELOC_SECTION_BSS] =
+ bfd_get_section_by_name (input_bfd, ".bss");
+ symndx_to_section[RELOC_SECTION_INIT] =
+ bfd_get_section_by_name (input_bfd, ".init");
+ symndx_to_section[RELOC_SECTION_LIT8] =
+ bfd_get_section_by_name (input_bfd, ".lit8");
+ symndx_to_section[RELOC_SECTION_LIT4] =
+ bfd_get_section_by_name (input_bfd, ".lit4");
+ symndx_to_section[RELOC_SECTION_XDATA] = NULL;
+ symndx_to_section[RELOC_SECTION_PDATA] = NULL;
+ symndx_to_section[RELOC_SECTION_FINI] =
+ bfd_get_section_by_name (input_bfd, ".fini");
+ symndx_to_section[RELOC_SECTION_LITA] = NULL;
+ symndx_to_section[RELOC_SECTION_ABS] = NULL;
+
+ ecoff_data (input_bfd)->symndx_to_section = symndx_to_section;
+ }
+
+ sym_hashes = ecoff_data (input_bfd)->sym_hashes;
+
+ gp = ecoff_data (output_bfd)->gp;
+ if (gp == 0)
+ gp_undefined = true;
+ else
+ gp_undefined = false;
+
+ got_reflo = false;
+
+ ext_rel = (struct external_reloc *) external_relocs;
+ ext_rel_end = ext_rel + input_section->reloc_count;
+ for (; ext_rel < ext_rel_end; ext_rel++)
+ {
+ struct internal_reloc int_rel;
+ struct internal_reloc reflo_int_rel;
+ bfd_vma addend;
+ reloc_howto_type *howto;
+ struct ecoff_link_hash_entry *h = NULL;
+ asection *s = NULL;
+ bfd_vma relocation;
+ bfd_reloc_status_type r;
+
+ if (! got_reflo)
+ mips_ecoff_swap_reloc_in (input_bfd, (PTR) ext_rel, &int_rel);
+ else
+ {
+ int_rel = reflo_int_rel;
+ got_reflo = false;
+ }
+
+ BFD_ASSERT (int_rel.r_type
+ < sizeof mips_howto_table / sizeof mips_howto_table[0]);
+
+ /* The REFHI reloc requires special handling. It must be
+ followed by a REFLO reloc, and the addend is formed from both
+ fields. */
+ if (int_rel.r_type == MIPS_R_REFHI)
+ {
+ BFD_ASSERT ((ext_rel + 1) < ext_rel_end);
+ mips_ecoff_swap_reloc_in (input_bfd, (PTR) (ext_rel + 1),
+ &reflo_int_rel);
+ BFD_ASSERT (reflo_int_rel.r_type == MIPS_R_REFLO
+ && int_rel.r_extern == reflo_int_rel.r_extern
+ && int_rel.r_symndx == reflo_int_rel.r_symndx);
+ got_reflo = true;
+ }
+
+ howto = &mips_howto_table[int_rel.r_type];
+
+ if (int_rel.r_extern)
+ {
+ h = sym_hashes[int_rel.r_symndx];
+ /* If h is NULL, that means that there is a reloc against an
+ external symbol which we thought was just a debugging
+ symbol. This should not happen. */
+ if (h == (struct ecoff_link_hash_entry *) NULL)
+ abort ();
+ }
+ else
+ {
+ if (int_rel.r_symndx < 0 || int_rel.r_symndx >= NUM_RELOC_SECTIONS)
+ s = NULL;
+ else
+ s = symndx_to_section[int_rel.r_symndx];
+
+ if (s == (asection *) NULL)
+ abort ();
+ }
+
+ /* The GPREL reloc uses an addend: the difference in the GP
+ values. */
+ if (int_rel.r_type != MIPS_R_GPREL)
+ addend = 0;
+ else
+ {
+ if (gp_undefined)
+ {
+ if (! ((*info->callbacks->reloc_dangerous)
+ (info, "GP relative relocation when GP not defined",
+ input_bfd, input_section,
+ int_rel.r_vaddr - input_section->vma)))
+ return false;
+ /* Only give the error once per link. */
+ ecoff_data (output_bfd)->gp = gp = 4;
+ gp_undefined = false;
+ }
+ if (! int_rel.r_extern)
+ {
+ /* This is a relocation against a section. The current
+ addend in the instruction is the difference between
+ INPUT_SECTION->vma and the GP value of INPUT_BFD. We
+ must change this to be the difference between the
+ final definition (which will end up in RELOCATION)
+ and the GP value of OUTPUT_BFD (which is in GP). */
+ addend = ecoff_data (input_bfd)->gp - gp;
+ }
+ else if (! info->relocateable
+ || h->root.type == bfd_link_hash_defined)
+ {
+ /* This is a relocation against an undefined or common
+ symbol. The current addend in the instruction is
+ simply the desired offset into the symbol (normally
+ zero). We are going to change this into a relocation
+ against a defined symbol, so we want the instruction
+ to hold the difference between the final definition
+ of the symbol (which will end up in RELOCATION) and
+ the GP value of OUTPUT_BFD (which is in GP). */
+ addend = - gp;
+ }
+ else
+ {
+ /* This is a relocation against an undefined or common
+ symbol. The current addend in the instruction is
+ simply the desired offset into the symbol (normally
+ zero). We are generating relocateable output, and we
+ aren't going to define this symbol, so we just leave
+ the instruction alone. */
+ addend = 0;
+ }
+ }
+
+ if (info->relocateable)
+ {
+ /* We are generating relocateable output, and must convert
+ the existing reloc. */
+ if (int_rel.r_extern)
+ {
+ if (h->root.type == bfd_link_hash_defined)
+ {
+ asection *hsec;
+ const char *name;
+
+ /* This symbol is defined in the output. Convert
+ the reloc from being against the symbol to being
+ against the section. */
+
+ /* Clear the r_extern bit. */
+ int_rel.r_extern = 0;
+
+ /* Compute a new r_symndx value. */
+ hsec = h->root.u.def.section;
+ name = bfd_get_section_name (output_bfd,
+ hsec->output_section);
+
+ int_rel.r_symndx = -1;
+ switch (name[1])
+ {
+ case 'b':
+ if (strcmp (name, ".bss") == 0)
+ int_rel.r_symndx = RELOC_SECTION_BSS;
+ break;
+ case 'd':
+ if (strcmp (name, ".data") == 0)
+ int_rel.r_symndx = RELOC_SECTION_DATA;
+ break;
+ case 'f':
+ if (strcmp (name, ".fini") == 0)
+ int_rel.r_symndx = RELOC_SECTION_FINI;
+ break;
+ case 'i':
+ if (strcmp (name, ".init") == 0)
+ int_rel.r_symndx = RELOC_SECTION_INIT;
+ break;
+ case 'l':
+ if (strcmp (name, ".lit8") == 0)
+ int_rel.r_symndx = RELOC_SECTION_LIT8;
+ else if (strcmp (name, ".lit4") == 0)
+ int_rel.r_symndx = RELOC_SECTION_LIT4;
+ break;
+ case 'r':
+ if (strcmp (name, ".rdata") == 0)
+ int_rel.r_symndx = RELOC_SECTION_RDATA;
+ break;
+ case 's':
+ if (strcmp (name, ".sdata") == 0)
+ int_rel.r_symndx = RELOC_SECTION_SDATA;
+ else if (strcmp (name, ".sbss") == 0)
+ int_rel.r_symndx = RELOC_SECTION_SBSS;
+ break;
+ case 't':
+ if (strcmp (name, ".text") == 0)
+ int_rel.r_symndx = RELOC_SECTION_TEXT;
+ break;
+ }
+
+ if (int_rel.r_symndx == -1)
+ abort ();
+
+ /* Add the section VMA and the symbol value. */
+ relocation = (h->root.u.def.value
+ + hsec->output_section->vma
+ + hsec->output_offset);
+ }
+ else
+ {
+ /* Change the symndx value to the right one for the
+ output BFD. */
+ int_rel.r_symndx = h->indx;
+ if (int_rel.r_symndx == -1)
+ {
+ /* This symbol is not being written out. */
+ if (! ((*info->callbacks->unattached_reloc)
+ (info, h->root.root.string, input_bfd,
+ input_section,
+ int_rel.r_vaddr - input_section->vma)))
+ return false;
+ int_rel.r_symndx = 0;
+ }
+ relocation = 0;
+ }
+ }
+ else
+ {
+ /* This is a relocation against a section. Adjust the
+ value by the amount the section moved. */
+ relocation = (s->output_section->vma
+ + s->output_offset
+ - s->vma);
+ }
+
+ relocation += addend;
+
+ /* Adjust the contents. */
+ if (relocation == 0)
+ r = bfd_reloc_ok;
+ else
+ {
+ if (int_rel.r_type != MIPS_R_REFHI)
+ r = _bfd_relocate_contents (howto, input_bfd, relocation,
+ (contents
+ + int_rel.r_vaddr
+ - input_section->vma));
+ else
+ {
+ mips_relocate_refhi (&int_rel, &reflo_int_rel,
+ input_bfd, input_section, contents,
+ relocation);
+ r = bfd_reloc_ok;
+ }
+ }
+
+ /* Adjust the reloc address. */
+ int_rel.r_vaddr += (input_section->output_section->vma
+ + input_section->output_offset
+ - input_section->vma);
+
+ /* Save the changed reloc information. */
+ mips_ecoff_swap_reloc_out (input_bfd, &int_rel, (PTR) ext_rel);
+ }
+ else
+ {
+ /* We are producing a final executable. */
+ if (int_rel.r_extern)
+ {
+ /* This is a reloc against a symbol. */
+ if (h->root.type == bfd_link_hash_defined)
+ {
+ asection *hsec;
+
+ hsec = h->root.u.def.section;
+ relocation = (h->root.u.def.value
+ + hsec->output_section->vma
+ + hsec->output_offset);
+ }
+ else
+ {
+ if (! ((*info->callbacks->undefined_symbol)
+ (info, h->root.root.string, input_bfd,
+ input_section,
+ int_rel.r_vaddr - input_section->vma)))
+ return false;
+ relocation = 0;
+ }
+ }
+ else
+ {
+ /* This is a reloc against a section. */
+ relocation = (s->output_section->vma
+ + s->output_offset
+ - s->vma);
+
+ /* Adjust a PC relative relocation by removing the
+ reference to the original source section. */
+ if (howto->pc_relative)
+ relocation += input_section->vma;
+ }
+
+ if (int_rel.r_type != MIPS_R_REFHI)
+ r = _bfd_final_link_relocate (howto,
+ input_bfd,
+ input_section,
+ contents,
+ int_rel.r_vaddr - input_section->vma,
+ relocation,
+ addend);
+ else
+ {
+ mips_relocate_refhi (&int_rel, &reflo_int_rel, input_bfd,
+ input_section, contents, relocation);
+ r = bfd_reloc_ok;
+ }
+ }
+
+ if (r != bfd_reloc_ok)
+ {
+ switch (r)
+ {
+ default:
+ case bfd_reloc_outofrange:
+ abort ();
+ case bfd_reloc_overflow:
+ {
+ const char *name;
+
+ if (int_rel.r_extern)
+ name = h->root.root.string;
+ else
+ name = bfd_section_name (input_bfd, s);
+ if (! ((*info->callbacks->reloc_overflow)
+ (info, name, howto->name, (bfd_vma) 0,
+ input_bfd, input_section,
+ int_rel.r_vaddr - input_section->vma)))
+ return false;
+ }
+ break;
+ }
+ }
+ }
+
+ return true;
+}
+\f
+/* This is the ECOFF backend structure. The backend field of the
+ target vector points to this. */
+
+static const struct ecoff_backend_data mips_ecoff_backend_data =
+{
+ /* COFF backend structure. */
+ {
+ (void (*) PARAMS ((bfd *,PTR,int,int,int,int,PTR))) bfd_void, /* aux_in */
+ (void (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* sym_in */
+ (void (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* lineno_in */
+ (unsigned (*) PARAMS ((bfd *,PTR,int,int,int,int,PTR)))bfd_void,/*aux_out*/
+ (unsigned (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* sym_out */
+ (unsigned (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* lineno_out */
+ (unsigned (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* reloc_out */
+ mips_ecoff_swap_filehdr_out, mips_ecoff_swap_aouthdr_out,
+ mips_ecoff_swap_scnhdr_out,
+ FILHSZ, AOUTSZ, SCNHSZ, 0, 0, 0, true,
+ mips_ecoff_swap_filehdr_in, mips_ecoff_swap_aouthdr_in,
+ mips_ecoff_swap_scnhdr_in, mips_ecoff_bad_format_hook,
+ ecoff_set_arch_mach_hook, ecoff_mkobject_hook,
+ ecoff_styp_to_sec_flags, ecoff_make_section_hook, ecoff_set_alignment_hook,
+ ecoff_slurp_symbol_table, NULL, NULL
+ },
+ /* Supported architecture. */
+ bfd_arch_mips,
+ /* Initial portion of armap string. */
+ "__________",
+ /* The page boundary used to align sections in a demand-paged
+ executable file. E.g., 0x1000. */
+ 0x1000,
+ /* True if the .rdata section is part of the text segment, as on the
+ Alpha. False if .rdata is part of the data segment, as on the
+ MIPS. */
+ false,
+ /* Bitsize of constructor entries. */
+ 32,
+ /* Reloc to use for constructor entries. */
+ &mips_howto_table[MIPS_R_REFWORD],
+ {
+ /* Symbol table magic number. */
+ magicSym,
+ /* Alignment of debugging information. E.g., 4. */
+ 4,
+ /* Sizes of external symbolic information. */
+ sizeof (struct hdr_ext),
+ sizeof (struct dnr_ext),
+ sizeof (struct pdr_ext),
+ sizeof (struct sym_ext),
+ sizeof (struct opt_ext),
+ sizeof (struct fdr_ext),
+ sizeof (struct rfd_ext),
+ sizeof (struct ext_ext),
+ /* Functions to swap in external symbolic data. */
+ ecoff_swap_hdr_in,
+ ecoff_swap_dnr_in,
+ ecoff_swap_pdr_in,
+ ecoff_swap_sym_in,
+ ecoff_swap_opt_in,
+ ecoff_swap_fdr_in,
+ ecoff_swap_rfd_in,
+ ecoff_swap_ext_in,
+ /* Functions to swap out external symbolic data. */
+ ecoff_swap_hdr_out,
+ ecoff_swap_dnr_out,
+ ecoff_swap_pdr_out,
+ ecoff_swap_sym_out,
+ ecoff_swap_opt_out,
+ ecoff_swap_fdr_out,
+ ecoff_swap_rfd_out,
+ ecoff_swap_ext_out
+ },
+ /* External reloc size. */
+ RELSZ,
+ /* Reloc swapping functions. */
+ mips_ecoff_swap_reloc_in,
+ mips_ecoff_swap_reloc_out,
+ /* Backend reloc tweaking. */
+ mips_adjust_reloc_in,
+ mips_adjust_reloc_out,
+ /* Relocate section contents while linking. */
+ mips_relocate_section
+};
+
+/* Looking up a reloc type is MIPS specific. */
+#define ecoff_bfd_reloc_type_lookup mips_bfd_reloc_type_lookup
+
+/* Getting relocated section contents is generic. */
+#define ecoff_bfd_get_relocated_section_contents \
+ bfd_generic_get_relocated_section_contents
+
+/* Core file support is usually traditional (but note that Irix uses
+ irix-core.c). */
+#define ecoff_core_file_p _bfd_dummy_target
+#define ecoff_core_file_failing_command _bfd_dummy_core_file_failing_command
+#define ecoff_core_file_failing_signal _bfd_dummy_core_file_failing_signal
+#define ecoff_core_file_matches_executable_p \
+ _bfd_dummy_core_file_matches_executable_p
-#include "coff-code.h"
bfd_target ecoff_little_vec =
- {"ecoff-littlemips", /* name */
- bfd_target_coff_flavour_enum,
- false, /* data byte order is little */
- false, /* header byte order is little */
-
- (HAS_RELOC | EXEC_P | /* object flags */
- HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT),
-
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* sect flags */
- '/', /* ar_pad_char */
- 15, /* ar_max_namelen */
- _do_getllong, _do_putllong, _do_getlshort, _do_putlshort, /* data */
- _do_getllong, _do_putllong, _do_getlshort, _do_putlshort, /* hdrs */
-
- {_bfd_dummy_target, coff_object_p, /* bfd_check_format */
- bfd_generic_archive_p, _bfd_dummy_target},
- {bfd_false, coff_mkobject, bfd_false, /* bfd_set_format */
- bfd_false},
- {bfd_false, coff_write_object_contents, bfd_false, bfd_false},
- JUMP_TABLE (coff)
+{
+ "ecoff-littlemips", /* name */
+ bfd_target_ecoff_flavour,
+ false, /* data byte order is little */
+ false, /* header byte order is little */
+
+ (HAS_RELOC | EXEC_P | /* object flags */
+ HAS_LINENO | HAS_DEBUG |
+ HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
+
+ (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* sect
+ flags */
+ 0, /* leading underscore */
+ ' ', /* ar_pad_char */
+ 15, /* ar_max_namelen */
+ 4, /* minimum alignment power */
+ 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, /* hdrs */
+
+ {_bfd_dummy_target, coff_object_p, /* bfd_check_format */
+ ecoff_archive_p, _bfd_dummy_target},
+ {bfd_false, ecoff_mkobject, /* bfd_set_format */
+ _bfd_generic_mkarchive, bfd_false},
+ {bfd_false, ecoff_write_object_contents, /* bfd_write_contents */
+ _bfd_write_archive_contents, bfd_false},
+ JUMP_TABLE (ecoff),
+ (PTR) &mips_ecoff_backend_data
};
bfd_target ecoff_big_vec =
- {"ecoff-bigmips", /* name */
- bfd_target_coff_flavour_enum,
- true, /* data byte order is big */
- true, /* header byte order is big */
-
- (HAS_RELOC | EXEC_P | /* object flags */
- HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT),
-
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* sect flags */
- ' ', /* ar_pad_char */
- 16, /* ar_max_namelen */
- _do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* data */
- _do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* hdrs */
-
- {_bfd_dummy_target, coff_object_p, /* bfd_check_format */
- bfd_generic_archive_p, _bfd_dummy_target},
- {bfd_false, coff_mkobject, bfd_false, /* bfd_set_format */
- bfd_false},
- {bfd_false, coff_write_object_contents, /* bfd_write_contents */
- bfd_false, bfd_false},
- JUMP_TABLE(coff)
+{
+ "ecoff-bigmips", /* name */
+ bfd_target_ecoff_flavour,
+ true, /* data byte order is big */
+ true, /* header byte order is big */
+
+ (HAS_RELOC | EXEC_P | /* object flags */
+ HAS_LINENO | HAS_DEBUG |
+ HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
+
+ (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* sect flags */
+ 0, /* leading underscore */
+ ' ', /* ar_pad_char */
+ 15, /* ar_max_namelen */
+ 4, /* 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,
+ bfd_getb64, bfd_getb_signed_64, bfd_putb64,
+ bfd_getb32, bfd_getb_signed_32, bfd_putb32,
+ bfd_getb16, bfd_getb_signed_16, bfd_putb16,
+ {_bfd_dummy_target, coff_object_p, /* bfd_check_format */
+ ecoff_archive_p, ecoff_core_file_p},
+ {bfd_false, ecoff_mkobject, /* bfd_set_format */
+ _bfd_generic_mkarchive, bfd_false},
+ {bfd_false, ecoff_write_object_contents, /* bfd_write_contents */
+ _bfd_write_archive_contents, bfd_false},
+ JUMP_TABLE(ecoff),
+ (PTR) &mips_ecoff_backend_data
+ /* Note that there is another bfd_target just above this one. If
+ you are adding initializers here, you should be adding them there
+ as well. */
};
projects / binutils.git / blobdiff