/* MIPS-specific support for 64-bit ELF
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
Free Software Foundation, Inc.
Ian Lance Taylor, Cygnus Support
Linker support added by Mark Mitchell, CodeSourcery, LLC.
PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
static long mips_elf64_get_reloc_upper_bound
PARAMS ((bfd *, asection *));
+static long mips_elf64_canonicalize_reloc
+ PARAMS ((bfd *, asection *, arelent **, asymbol **));
+static long mips_elf64_get_dynamic_reloc_upper_bound PARAMS ((bfd *));
+static long mips_elf64_canonicalize_dynamic_reloc
+ PARAMS ((bfd *, arelent **, asymbol **));
static bfd_boolean mips_elf64_slurp_one_reloc_table
- PARAMS ((bfd *, asection *, asymbol **, const Elf_Internal_Shdr *));
+ PARAMS ((bfd *, asection *, Elf_Internal_Shdr *, bfd_size_type,
+ arelent *, asymbol **, bfd_boolean));
static bfd_boolean mips_elf64_slurp_reloc_table
PARAMS ((bfd *, asection *, asymbol **, bfd_boolean));
static void mips_elf64_write_relocs
PARAMS ((bfd *));
static irix_compat_t elf64_mips_irix_compat
PARAMS ((bfd *));
+static bfd_boolean elf64_mips_grok_prstatus
+ PARAMS ((bfd *, Elf_Internal_Note *));
+static bfd_boolean elf64_mips_grok_psinfo
+ PARAMS ((bfd *, Elf_Internal_Note *));
extern const bfd_target bfd_elf64_bigmips_vec;
extern const bfd_target bfd_elf64_littlemips_vec;
0, /* dst_mask */
FALSE); /* pcrel_offset */
\f
+/* 16 bit offset for pc-relative branches. */
+static reloc_howto_type elf_mips_gnu_rel16_s2 =
+ HOWTO (R_MIPS_GNU_REL16_S2, /* type */
+ 2, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_MIPS_GNU_REL16_S2", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ TRUE); /* pcrel_offset */
+
+/* 16 bit offset for pc-relative branches. */
+static reloc_howto_type elf_mips_gnu_rela16_s2 =
+ HOWTO (R_MIPS_GNU_REL16_S2, /* type */
+ 2, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_MIPS_GNU_REL16_S2", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ TRUE); /* pcrel_offset */
+\f
/* Swap in a MIPS 64-bit Rel reloc. */
static void
want to change anything. */
if (output_bfd != (bfd *) NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && (! reloc_entry->howto->partial_inplace
- || reloc_entry->addend == 0))
+ && (symbol->flags & BSF_LOCAL) != 0)
{
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
}
- if (((reloc_entry->addend & 0xffff) + 0x8000) & ~0xffff)
- reloc_entry->addend += 0x8000;
+ if (reloc_entry->howto->partial_inplace)
+ {
+ if (((reloc_entry->addend & 0xffff) + 0x8000) & ~0xffff)
+ reloc_entry->addend += 0x8000;
+ }
return bfd_reloc_continue;
}
/* If we're relocating, and this is a local symbol, we can handle it
just like an R_MIPS_HI16. */
if (output_bfd != (bfd *) NULL
- && (symbol->flags & BSF_SECTION_SYM) != 0)
+ && ((symbol->flags & BSF_SECTION_SYM) != 0
+ || (symbol->flags & BSF_LOCAL) == 0))
return mips_elf64_hi16_reloc (abfd, reloc_entry, symbol, data,
input_section, output_bfd, error_message);
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 ELF
target data. We don't need to adjust the symbol value for an
- external symbol if we are producing relocateable output. */
+ external symbol if we are producing relocatable output. */
static bfd_reloc_status_type
-mips_elf64_final_gp (output_bfd, symbol, relocateable, error_message, pgp)
+mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message, pgp)
bfd *output_bfd;
asymbol *symbol;
- bfd_boolean relocateable;
+ bfd_boolean relocatable;
char **error_message;
bfd_vma *pgp;
{
if (bfd_is_und_section (symbol->section)
- && ! relocateable)
+ && ! relocatable)
{
*pgp = 0;
return bfd_reloc_undefined;
*pgp = _bfd_get_gp_value (output_bfd);
if (*pgp == 0
- && (! relocateable
+ && (! relocatable
|| (symbol->flags & BSF_SECTION_SYM) != 0))
{
- if (relocateable)
+ if (relocatable)
{
/* Make up a value. */
*pgp = symbol->section->output_section->vma /*+ 0x4000*/;
bfd *output_bfd;
char **error_message;
{
- bfd_boolean relocateable;
+ bfd_boolean relocatable;
bfd_reloc_status_type ret;
bfd_vma gp;
- /* 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 ELF
- file. */
+ /* If we're relocating, and this is an external symbol, we don't want
+ to change anything. */
if (output_bfd != (bfd *) NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && (! reloc_entry->howto->partial_inplace
- || reloc_entry->addend == 0))
+ && (symbol->flags & BSF_LOCAL) != 0)
{
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
}
if (output_bfd != (bfd *) NULL)
- relocateable = TRUE;
+ relocatable = TRUE;
else
{
- relocateable = FALSE;
+ relocatable = FALSE;
output_bfd = symbol->section->output_section->owner;
}
- ret = mips_elf64_final_gp (output_bfd, symbol, relocateable, error_message,
+ ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message,
&gp);
if (ret != bfd_reloc_ok)
return ret;
return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
- input_section, relocateable,
+ input_section, relocatable,
data, gp);
}
bfd *output_bfd;
char **error_message;
{
- bfd_boolean relocateable;
+ bfd_boolean relocatable;
bfd_reloc_status_type ret;
bfd_vma gp;
want to change anything. */
if (output_bfd != (bfd *) NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && (! reloc_entry->howto->partial_inplace
- || reloc_entry->addend == 0))
+ && (symbol->flags & BSF_LOCAL) != 0)
{
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
/* FIXME: The entries in the .lit8 and .lit4 sections should be merged. */
if (output_bfd != (bfd *) NULL)
- relocateable = TRUE;
+ relocatable = TRUE;
else
{
- relocateable = FALSE;
+ relocatable = FALSE;
output_bfd = symbol->section->output_section->owner;
}
- ret = mips_elf64_final_gp (output_bfd, symbol, relocateable, error_message,
+ ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message,
&gp);
if (ret != bfd_reloc_ok)
return ret;
return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
- input_section, relocateable,
+ input_section, relocatable,
data, gp);
}
bfd *output_bfd;
char **error_message;
{
- bfd_boolean relocateable;
+ bfd_boolean relocatable;
bfd_reloc_status_type ret;
bfd_vma gp;
bfd_vma relocation;
- unsigned long val;
+ bfd_vma val;
- /* 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 ELF
- file. */
+ /* If we're relocating, and this is 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)
+ && (symbol->flags & BSF_LOCAL) != 0)
{
*error_message = (char *)
_("32bits gp relative relocation occurs for an external symbol");
}
if (output_bfd != (bfd *) NULL)
- {
- relocateable = TRUE;
- gp = _bfd_get_gp_value (output_bfd);
- }
+ relocatable = TRUE;
else
{
- relocateable = FALSE;
+ relocatable = FALSE;
output_bfd = symbol->section->output_section->owner;
-
- ret = mips_elf64_final_gp (output_bfd, symbol, relocateable,
- error_message, &gp);
- if (ret != bfd_reloc_ok)
- return ret;
}
+ ret = mips_elf64_final_gp (output_bfd, symbol, relocatable,
+ error_message, &gp);
+ if (ret != bfd_reloc_ok)
+ return ret;
+
if (bfd_is_com_section (symbol->section))
relocation = 0;
else
if (reloc_entry->address > input_section->_cooked_size)
return bfd_reloc_outofrange;
- if (reloc_entry->howto->src_mask == 0)
- {
- /* This case arises with the 64-bit MIPS ELF ABI. */
- val = 0;
- }
- else
- val = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
-
/* Set val to the offset into the section or symbol. */
- val += reloc_entry->addend;
+ val = reloc_entry->addend;
+
+ if (reloc_entry->howto->partial_inplace)
+ val += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
/* Adjust val for the final section location and GP value. If we
- are producing relocateable output, we don't want to do this for
+ are producing relocatable output, we don't want to do this for
an external symbol. */
- if (! relocateable
+ if (! relocatable
|| (symbol->flags & BSF_SECTION_SYM) != 0)
val += relocation - gp;
- bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address);
+ if (reloc_entry->howto->partial_inplace)
+ bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address);
+ else
+ reloc_entry->addend = val;
- if (relocateable)
+ if (relocatable)
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
want to change anything. */
if (output_bfd != (bfd *) NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && (! reloc_entry->howto->partial_inplace
- || reloc_entry->addend == 0))
+ && (symbol->flags & BSF_LOCAL) != 0)
{
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
}
- reloc_entry->addend = (reloc_entry->addend & 0x00007c0)
- | (reloc_entry->addend & 0x00000800) >> 9;
+ if (reloc_entry->howto->partial_inplace)
+ {
+ reloc_entry->addend = ((reloc_entry->addend & 0x00007c0)
+ | (reloc_entry->addend & 0x00000800) >> 9);
+ }
return bfd_reloc_continue;
}
bfd *output_bfd;
char **error_message;
{
- bfd_boolean relocateable;
+ bfd_boolean relocatable;
bfd_reloc_status_type ret;
bfd_vma gp;
- unsigned short extend, insn;
- unsigned long final;
+ unsigned short extend = 0;
+ unsigned short insn = 0;
+ bfd_signed_vma val;
+ bfd_vma relocation;
/* 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 ELF
- file. */
+ addend, we don't want to change anything. */
if (output_bfd != NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
+ && (symbol->flags & BSF_LOCAL) != 0)
{
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
}
if (output_bfd != NULL)
- relocateable = TRUE;
+ relocatable = TRUE;
else
{
- relocateable = FALSE;
+ relocatable = FALSE;
output_bfd = symbol->section->output_section->owner;
}
- ret = mips_elf64_final_gp (output_bfd, symbol, relocateable, error_message,
+ ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message,
&gp);
if (ret != bfd_reloc_ok)
return ret;
if (reloc_entry->address > input_section->_cooked_size)
return bfd_reloc_outofrange;
- /* Pick up the mips16 extend instruction and the real instruction. */
- extend = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address);
- insn = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address + 2);
-
- /* Stuff the current addend back as a 32 bit value, do the usual
- relocation, and then clean up. */
- bfd_put_32 (abfd,
- (bfd_vma) (((extend & 0x1f) << 11)
- | (extend & 0x7e0)
- | (insn & 0x1f)),
- (bfd_byte *) data + reloc_entry->address);
-
- ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
- input_section, relocateable, data, gp);
-
- final = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
- bfd_put_16 (abfd,
- (bfd_vma) ((extend & 0xf800)
- | ((final >> 11) & 0x1f)
- | (final & 0x7e0)),
- (bfd_byte *) data + reloc_entry->address);
- bfd_put_16 (abfd,
- (bfd_vma) ((insn & 0xffe0)
- | (final & 0x1f)),
- (bfd_byte *) data + reloc_entry->address + 2);
+ if (bfd_is_com_section (symbol->section))
+ relocation = 0;
+ else
+ relocation = symbol->value;
+
+ relocation += symbol->section->output_section->vma;
+ relocation += symbol->section->output_offset;
- return ret;
+ /* Set val to the offset into the section or symbol. */
+ val = reloc_entry->addend;
+
+ if (reloc_entry->howto->partial_inplace)
+ {
+ /* Pick up the mips16 extend instruction and the real instruction. */
+ extend = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address);
+ insn = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address + 2);
+ val += ((extend & 0x1f) << 11) | (extend & 0x7e0) | (insn & 0x1f);
+ }
+
+ _bfd_mips_elf_sign_extend(val, 16);
+
+ /* Adjust val for the final section location and GP value. If we
+ are producing relocatable output, we don't want to do this for
+ an external symbol. */
+ if (! relocatable
+ || (symbol->flags & BSF_SECTION_SYM) != 0)
+ val += relocation - gp;
+
+ if (reloc_entry->howto->partial_inplace)
+ {
+ bfd_put_16 (abfd,
+ (bfd_vma) ((extend & 0xf800)
+ | ((val >> 11) & 0x1f)
+ | (val & 0x7e0)),
+ (bfd_byte *) data + reloc_entry->address);
+ bfd_put_16 (abfd,
+ (bfd_vma) ((insn & 0xffe0)
+ | (val & 0x1f)),
+ (bfd_byte *) data + reloc_entry->address + 2);
+ }
+ else
+ reloc_entry->addend = val;
+
+ if (relocatable)
+ reloc_entry->address += input_section->output_offset;
+ else if (((val & ~0xffff) != ~0xffff) && ((val & ~0xffff) != 0))
+ return bfd_reloc_overflow;
+
+ return bfd_reloc_ok;
}
\f
/* A mapping from BFD reloc types to MIPS ELF reloc types. */
return &elf_mips_gnu_vtinherit_howto;
case BFD_RELOC_VTABLE_ENTRY:
return &elf_mips_gnu_vtentry_howto;
+ case BFD_RELOC_16_PCREL_S2:
+ return &elf_mips_gnu_rela16_s2;
default:
bfd_set_error (bfd_error_bad_value);
return NULL;
return &elf_mips_gnu_vtinherit_howto;
case R_MIPS_GNU_VTENTRY:
return &elf_mips_gnu_vtentry_howto;
+ case R_MIPS_GNU_REL16_S2:
+ if (rela_p)
+ return &elf_mips_gnu_rela16_s2;
+ else
+ return &elf_mips_gnu_rel16_s2;
default:
BFD_ASSERT (r_type < (unsigned int) R_MIPS_max);
if (rela_p)
return (sec->reloc_count * 3 + 1) * sizeof (arelent *);
}
-/* Read the relocations from one reloc section. */
+static long
+mips_elf64_get_dynamic_reloc_upper_bound (abfd)
+ bfd *abfd;
+{
+ return _bfd_elf_get_dynamic_reloc_upper_bound (abfd) * 3;
+}
+
+/* We must also copy more relocations than the corresponding functions
+ in elf.c would, so the two following functions are slightly
+ modified from elf.c, that multiply the external relocation count by
+ 3 to obtain the internal relocation count. */
+
+static long
+mips_elf64_canonicalize_reloc (abfd, section, relptr, symbols)
+ bfd *abfd;
+ sec_ptr section;
+ arelent **relptr;
+ asymbol **symbols;
+{
+ arelent *tblptr;
+ unsigned int i;
+ const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+
+ if (! bed->s->slurp_reloc_table (abfd, section, symbols, FALSE))
+ return -1;
+
+ tblptr = section->relocation;
+ for (i = 0; i < section->reloc_count * 3; i++)
+ *relptr++ = tblptr++;
+
+ *relptr = NULL;
+
+ return section->reloc_count * 3;
+}
+
+static long
+mips_elf64_canonicalize_dynamic_reloc (abfd, storage, syms)
+ bfd *abfd;
+ arelent **storage;
+ asymbol **syms;
+{
+ bfd_boolean (*slurp_relocs)
+ PARAMS ((bfd *, asection *, asymbol **, bfd_boolean));
+ asection *s;
+ long ret;
+
+ if (elf_dynsymtab (abfd) == 0)
+ {
+ bfd_set_error (bfd_error_invalid_operation);
+ return -1;
+ }
+
+ slurp_relocs = get_elf_backend_data (abfd)->s->slurp_reloc_table;
+ ret = 0;
+ for (s = abfd->sections; s != NULL; s = s->next)
+ {
+ if (elf_section_data (s)->this_hdr.sh_link == elf_dynsymtab (abfd)
+ && (elf_section_data (s)->this_hdr.sh_type == SHT_REL
+ || elf_section_data (s)->this_hdr.sh_type == SHT_RELA))
+ {
+ arelent *p;
+ long count, i;
+
+ if (! (*slurp_relocs) (abfd, s, syms, TRUE))
+ return -1;
+ count = s->_raw_size / elf_section_data (s)->this_hdr.sh_entsize * 3;
+ p = s->relocation;
+ for (i = 0; i < count; i++)
+ *storage++ = p++;
+ ret += count;
+ }
+ }
+
+ *storage = NULL;
+
+ return ret;
+}
+
+/* Read the relocations from one reloc section. This is mostly copied
+ from elfcode.h, except for the changes to expand one external
+ relocation to 3 internal ones. We must unfortunately set
+ reloc_count to the number of external relocations, because a lot of
+ generic code seems to depend on this. */
static bfd_boolean
-mips_elf64_slurp_one_reloc_table (abfd, asect, symbols, rel_hdr)
+mips_elf64_slurp_one_reloc_table (abfd, asect, rel_hdr, reloc_count,
+ relents, symbols, dynamic)
bfd *abfd;
asection *asect;
+ Elf_Internal_Shdr *rel_hdr;
+ bfd_size_type reloc_count;
+ arelent *relents;
asymbol **symbols;
- const Elf_Internal_Shdr *rel_hdr;
+ bfd_boolean dynamic;
{
PTR allocated = NULL;
bfd_byte *native_relocs;
- arelent *relents;
arelent *relent;
- bfd_vma count;
bfd_vma i;
int entsize;
reloc_howto_type *howto_table;
return FALSE;
if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0
- || (bfd_bread (allocated, rel_hdr->sh_size, abfd) != rel_hdr->sh_size))
+ || (bfd_bread (allocated, rel_hdr->sh_size, abfd)
+ != rel_hdr->sh_size))
goto error_return;
native_relocs = (bfd_byte *) allocated;
- relents = asect->relocation + asect->reloc_count;
-
entsize = rel_hdr->sh_entsize;
BFD_ASSERT (entsize == sizeof (Elf64_Mips_External_Rel)
|| entsize == sizeof (Elf64_Mips_External_Rela));
- count = rel_hdr->sh_size / entsize;
-
if (entsize == sizeof (Elf64_Mips_External_Rel))
howto_table = mips_elf64_howto_table_rel;
else
howto_table = mips_elf64_howto_table_rela;
- relent = relents;
- for (i = 0; i < count; i++, native_relocs += entsize)
+ for (i = 0, relent = relents;
+ i < reloc_count;
+ i++, native_relocs += entsize)
{
Elf64_Mips_Internal_Rela rela;
bfd_boolean used_sym, used_ssym;
object file, and absolute for an executable file or
shared library. The address of a BFD reloc is always
section relative. */
- if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0)
+ if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0 || dynamic)
relent->address = rela.r_offset;
else
relent->address = rela.r_offset - asect->vma;
}
/* Read the relocations. On Irix 6, there can be two reloc sections
- associated with a single data section. */
+ associated with a single data section. This is copied from
+ elfcode.h as well, with changes as small as accounting for 3
+ internal relocs per external reloc and resetting reloc_count to
+ zero before processing the relocs of a section. */
static bfd_boolean
mips_elf64_slurp_reloc_table (abfd, asect, symbols, dynamic)
asymbol **symbols;
bfd_boolean dynamic;
{
- bfd_size_type amt;
struct bfd_elf_section_data * const d = elf_section_data (asect);
+ Elf_Internal_Shdr *rel_hdr;
+ Elf_Internal_Shdr *rel_hdr2;
+ bfd_size_type reloc_count;
+ bfd_size_type reloc_count2;
+ arelent *relents;
+ bfd_size_type amt;
- if (dynamic)
+ if (asect->relocation != NULL)
+ return TRUE;
+
+ if (! dynamic)
{
- bfd_set_error (bfd_error_invalid_operation);
- return FALSE;
- }
+ if ((asect->flags & SEC_RELOC) == 0
+ || asect->reloc_count == 0)
+ return TRUE;
- if (asect->relocation != NULL
- || (asect->flags & SEC_RELOC) == 0
- || asect->reloc_count == 0)
- return TRUE;
+ rel_hdr = &d->rel_hdr;
+ reloc_count = NUM_SHDR_ENTRIES (rel_hdr);
+ rel_hdr2 = d->rel_hdr2;
+ reloc_count2 = (rel_hdr2 ? NUM_SHDR_ENTRIES (rel_hdr2) : 0);
+
+ BFD_ASSERT (asect->reloc_count == reloc_count + reloc_count2);
+ BFD_ASSERT (asect->rel_filepos == rel_hdr->sh_offset
+ || (rel_hdr2 && asect->rel_filepos == rel_hdr2->sh_offset));
+
+ }
+ else
+ {
+ /* Note that ASECT->RELOC_COUNT tends not to be accurate in this
+ case because relocations against this section may use the
+ dynamic symbol table, and in that case bfd_section_from_shdr
+ in elf.c does not update the RELOC_COUNT. */
+ if (asect->_raw_size == 0)
+ return TRUE;
+
+ rel_hdr = &d->this_hdr;
+ reloc_count = NUM_SHDR_ENTRIES (rel_hdr);
+ rel_hdr2 = NULL;
+ reloc_count2 = 0;
+ }
/* Allocate space for 3 arelent structures for each Rel structure. */
- amt = asect->reloc_count;
- amt *= 3 * sizeof (arelent);
- asect->relocation = (arelent *) bfd_alloc (abfd, amt);
- if (asect->relocation == NULL)
+ amt = (reloc_count + reloc_count2) * 3 * sizeof (arelent);
+ relents = (arelent *) bfd_alloc (abfd, amt);
+ if (relents == NULL)
return FALSE;
/* The slurp_one_reloc_table routine increments reloc_count. */
asect->reloc_count = 0;
- if (! mips_elf64_slurp_one_reloc_table (abfd, asect, symbols, &d->rel_hdr))
+ if (! mips_elf64_slurp_one_reloc_table (abfd, asect,
+ rel_hdr, reloc_count,
+ relents,
+ symbols, dynamic))
return FALSE;
if (d->rel_hdr2 != NULL)
{
- if (! mips_elf64_slurp_one_reloc_table (abfd, asect, symbols,
- d->rel_hdr2))
+ if (! mips_elf64_slurp_one_reloc_table (abfd, asect,
+ rel_hdr2, reloc_count2,
+ relents + reloc_count * 3,
+ symbols, dynamic))
return FALSE;
}
+ asect->relocation = relents;
return TRUE;
}
return ict_none;
}
\f
+/* Support for core dump NOTE sections. */
+static bfd_boolean
+elf64_mips_grok_prstatus (abfd, note)
+ bfd *abfd;
+ Elf_Internal_Note *note;
+{
+ int offset;
+ unsigned int raw_size;
+
+ switch (note->descsz)
+ {
+ default:
+ return FALSE;
+
+ case 480: /* Linux/MIPS - N64 kernel */
+ /* pr_cursig */
+ elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);
+
+ /* pr_pid */
+ elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 32);
+
+ /* pr_reg */
+ offset = 112;
+ raw_size = 360;
+
+ break;
+ }
+
+ /* Make a ".reg/999" section. */
+ return _bfd_elfcore_make_pseudosection (abfd, ".reg",
+ raw_size, note->descpos + offset);
+}
+
+static bfd_boolean
+elf64_mips_grok_psinfo (abfd, note)
+ bfd *abfd;
+ Elf_Internal_Note *note;
+{
+ switch (note->descsz)
+ {
+ default:
+ return FALSE;
+
+ case 136: /* Linux/MIPS - N64 kernel elf_prpsinfo */
+ elf_tdata (abfd)->core_program
+ = _bfd_elfcore_strndup (abfd, note->descdata + 40, 16);
+ elf_tdata (abfd)->core_command
+ = _bfd_elfcore_strndup (abfd, note->descdata + 56, 80);
+ }
+
+ /* Note that for some reason, a spurious space is tacked
+ onto the end of the args in some (at least one anyway)
+ implementations, so strip it off if it exists. */
+
+ {
+ char *command = elf_tdata (abfd)->core_command;
+ int n = strlen (command);
+
+ if (0 < n && command[n - 1] == ' ')
+ command[n - 1] = '\0';
+ }
+
+ return TRUE;
+}
+\f
/* ECOFF swapping routines. These are used when dealing with the
.mdebug section, which is in the ECOFF debugging format. */
static const struct ecoff_debug_swap mips_elf64_ecoff_debug_swap =
4, /* hash-table entry size */
3, /* internal relocations per external relocations */
64, /* arch_size */
- 8, /* file_align */
+ 3, /* log_file_align */
ELFCLASS64,
EV_CURRENT,
bfd_elf64_write_out_phdrs,
#define elf_backend_ecoff_debug_swap &mips_elf64_ecoff_debug_swap
#define elf_backend_size_info mips_elf64_size_info
+#define elf_backend_grok_prstatus elf64_mips_grok_prstatus
+#define elf_backend_grok_psinfo elf64_mips_grok_psinfo
+
#define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO)
#define elf_backend_plt_header_size 0
MIPS-specific function only applies to IRIX5, which had no 64-bit
ABI. */
#define bfd_elf64_find_nearest_line _bfd_mips_elf_find_nearest_line
+#define bfd_elf64_new_section_hook _bfd_mips_elf_new_section_hook
#define bfd_elf64_set_section_contents _bfd_mips_elf_set_section_contents
#define bfd_elf64_bfd_get_relocated_section_contents \
_bfd_elf_mips_get_relocated_section_contents
_bfd_mips_elf_print_private_bfd_data
#define bfd_elf64_get_reloc_upper_bound mips_elf64_get_reloc_upper_bound
+#define bfd_elf64_canonicalize_reloc mips_elf64_canonicalize_reloc
+#define bfd_elf64_get_dynamic_reloc_upper_bound mips_elf64_get_dynamic_reloc_upper_bound
+#define bfd_elf64_canonicalize_dynamic_reloc mips_elf64_canonicalize_dynamic_reloc
+#define bfd_elf64_bfd_relax_section _bfd_mips_relax_section
/* MIPS ELF64 archive functions. */
#define bfd_elf64_archive_functions