/* IA-64 support for 64-bit ELF
- Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
This file is part of BFD, the Binary File Descriptor library.
bfd_vma pltoff_offset;
bfd_vma plt_offset;
bfd_vma plt2_offset;
+ bfd_vma tprel_offset;
+ bfd_vma dtpmod_offset;
+ bfd_vma dtprel_offset;
/* The symbol table entry, if any, that this was derrived from. */
struct elf_link_hash_entry *h;
unsigned got_done : 1;
unsigned fptr_done : 1;
unsigned pltoff_done : 1;
+ unsigned tprel_done : 1;
+ unsigned dtpmod_done : 1;
+ unsigned dtprel_done : 1;
/* True for the different kinds of linker data we want created. */
unsigned want_got : 1;
unsigned want_plt : 1;
unsigned want_plt2 : 1;
unsigned want_pltoff : 1;
+ unsigned want_tprel : 1;
+ unsigned want_dtpmod : 1;
+ unsigned want_dtprel : 1;
};
struct elfNN_ia64_local_hash_entry
PARAMS((bfd *abfd, asection *sec, struct bfd_link_info *link_info,
boolean *again));
static boolean is_unwind_section_name
- PARAMS ((const char *));
+ PARAMS ((bfd *abfd, const char *));
static boolean elfNN_ia64_section_from_shdr
- PARAMS ((bfd *, ElfNN_Internal_Shdr *, char *));
+ PARAMS ((bfd *, ElfNN_Internal_Shdr *, const char *));
static boolean elfNN_ia64_section_flags
PARAMS ((flagword *, ElfNN_Internal_Shdr *));
static boolean elfNN_ia64_fake_sections
static void elfNN_ia64_hash_copy_indirect
PARAMS ((struct elf_link_hash_entry *, struct elf_link_hash_entry *));
static void elfNN_ia64_hash_hide_symbol
- PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *));
+ PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *, boolean));
static struct bfd_link_hash_table *elfNN_ia64_hash_table_create
PARAMS ((bfd *abfd));
static struct elfNN_ia64_local_hash_entry *elfNN_ia64_local_hash_lookup
PARAMS ((bfd *abfd, struct bfd_link_info *info,
struct elfNN_ia64_dyn_sym_info *dyn_i,
bfd_vma value, boolean));
+static bfd_vma elfNN_ia64_tprel_base
+ PARAMS ((struct bfd_link_info *info));
+static bfd_vma elfNN_ia64_dtprel_base
+ PARAMS ((struct bfd_link_info *info));
static int elfNN_ia64_unwind_entry_compare
PARAMS ((const PTR, const PTR));
static boolean elfNN_ia64_final_link
PARAMS ((bfd *abfd, PTR ptr));
static enum elf_reloc_type_class elfNN_ia64_reloc_type_class
PARAMS ((const Elf_Internal_Rela *));
+static boolean elfNN_ia64_hpux_vec
+ PARAMS ((const bfd_target *vec));
+static void elfNN_hpux_post_process_headers
+ PARAMS ((bfd *abfd, struct bfd_link_info *info));
+boolean elfNN_hpux_backend_section_from_bfd_section
+ PARAMS ((bfd *abfd, asection *sec, int *retval));
\f
/* ia64-specific relocation */
IA64_HOWTO (R_IA64_LTOFF22X, "LTOFF22X", 0, false, true),
IA64_HOWTO (R_IA64_LDXMOV, "LDXMOV", 0, false, true),
+ IA64_HOWTO (R_IA64_TPREL14, "TPREL14", 0, false, false),
IA64_HOWTO (R_IA64_TPREL22, "TPREL22", 0, false, false),
+ IA64_HOWTO (R_IA64_TPREL64I, "TPREL64I", 0, false, false),
IA64_HOWTO (R_IA64_TPREL64MSB, "TPREL64MSB", 8, false, false),
IA64_HOWTO (R_IA64_TPREL64LSB, "TPREL64LSB", 8, false, false),
- IA64_HOWTO (R_IA64_LTOFF_TP22, "LTOFF_TP22", 0, false, false),
+ IA64_HOWTO (R_IA64_LTOFF_TPREL22, "LTOFF_TPREL22", 0, false, false),
+
+ IA64_HOWTO (R_IA64_DTPMOD64MSB, "TPREL64MSB", 8, false, false),
+ IA64_HOWTO (R_IA64_DTPMOD64LSB, "TPREL64LSB", 8, false, false),
+ IA64_HOWTO (R_IA64_LTOFF_DTPMOD22, "LTOFF_DTPMOD22", 0, false, false),
+
+ IA64_HOWTO (R_IA64_DTPREL14, "DTPREL14", 0, false, false),
+ IA64_HOWTO (R_IA64_DTPREL22, "DTPREL22", 0, false, false),
+ IA64_HOWTO (R_IA64_DTPREL64I, "DTPREL64I", 0, false, false),
+ IA64_HOWTO (R_IA64_DTPREL32MSB, "DTPREL32MSB", 4, false, false),
+ IA64_HOWTO (R_IA64_DTPREL32LSB, "DTPREL32LSB", 4, false, false),
+ IA64_HOWTO (R_IA64_DTPREL64MSB, "DTPREL64MSB", 8, false, false),
+ IA64_HOWTO (R_IA64_DTPREL64LSB, "DTPREL64LSB", 8, false, false),
+ IA64_HOWTO (R_IA64_LTOFF_DTPREL22, "LTOFF_DTPREL22", 0, false, false),
};
static unsigned char elf_code_to_howto_index[R_IA64_MAX_RELOC_CODE + 1];
case BFD_RELOC_IA64_LTOFF22X: rtype = R_IA64_LTOFF22X; break;
case BFD_RELOC_IA64_LDXMOV: rtype = R_IA64_LDXMOV; break;
+ case BFD_RELOC_IA64_TPREL14: rtype = R_IA64_TPREL14; break;
case BFD_RELOC_IA64_TPREL22: rtype = R_IA64_TPREL22; break;
+ case BFD_RELOC_IA64_TPREL64I: rtype = R_IA64_TPREL64I; break;
case BFD_RELOC_IA64_TPREL64MSB: rtype = R_IA64_TPREL64MSB; break;
case BFD_RELOC_IA64_TPREL64LSB: rtype = R_IA64_TPREL64LSB; break;
- case BFD_RELOC_IA64_LTOFF_TP22: rtype = R_IA64_LTOFF_TP22; break;
+ case BFD_RELOC_IA64_LTOFF_TPREL22: rtype = R_IA64_LTOFF_TPREL22; break;
+
+ case BFD_RELOC_IA64_DTPMOD64MSB: rtype = R_IA64_DTPMOD64MSB; break;
+ case BFD_RELOC_IA64_DTPMOD64LSB: rtype = R_IA64_DTPMOD64LSB; break;
+ case BFD_RELOC_IA64_LTOFF_DTPMOD22: rtype = R_IA64_LTOFF_DTPMOD22; break;
+
+ case BFD_RELOC_IA64_DTPREL14: rtype = R_IA64_DTPREL14; break;
+ case BFD_RELOC_IA64_DTPREL22: rtype = R_IA64_DTPREL22; break;
+ case BFD_RELOC_IA64_DTPREL64I: rtype = R_IA64_DTPREL64I; break;
+ case BFD_RELOC_IA64_DTPREL32MSB: rtype = R_IA64_DTPREL32MSB; break;
+ case BFD_RELOC_IA64_DTPREL32LSB: rtype = R_IA64_DTPREL32LSB; break;
+ case BFD_RELOC_IA64_DTPREL64MSB: rtype = R_IA64_DTPREL64MSB; break;
+ case BFD_RELOC_IA64_DTPREL64LSB: rtype = R_IA64_DTPREL64LSB; break;
+ case BFD_RELOC_IA64_LTOFF_DTPREL22: rtype = R_IA64_LTOFF_DTPREL22; break;
default: return 0;
}
/* A local symbol. */
esym = extsyms + ELFNN_R_SYM (irel->r_info);
shndx = shndx_buf + (shndx_buf ? ELFNN_R_SYM (irel->r_info) : 0);
- bfd_elfNN_swap_symbol_in (abfd, esym, shndx, &isym);
+ bfd_elfNN_swap_symbol_in (abfd, (const PTR *) esym,
+ (const PTR *) shndx, &isym);
if (isym.st_shndx == SHN_UNDEF)
continue; /* We can't do anthing with undefined symbols. */
else if (isym.st_shndx == SHN_ABS)
tsec = bfd_abs_section_ptr;
else if (isym.st_shndx == SHN_COMMON)
tsec = bfd_com_section_ptr;
+ else if (isym.st_shndx == SHN_IA_64_ANSI_COMMON)
+ tsec = bfd_com_section_ptr;
else
tsec = bfd_section_from_elf_index (abfd, isym.st_shndx);
/* Return true if NAME is an unwind table section name. */
static inline boolean
-is_unwind_section_name (name)
+is_unwind_section_name (abfd, name)
+ bfd *abfd;
const char *name;
{
size_t len1, len2, len3;
+ if (elfNN_ia64_hpux_vec (abfd->xvec)
+ && !strcmp (name, ELF_STRING_ia64_unwind_hdr))
+ return false;
+
len1 = sizeof (ELF_STRING_ia64_unwind) - 1;
len2 = sizeof (ELF_STRING_ia64_unwind_info) - 1;
len3 = sizeof (ELF_STRING_ia64_unwind_once) - 1;
elfNN_ia64_section_from_shdr (abfd, hdr, name)
bfd *abfd;
ElfNN_Internal_Shdr *hdr;
- char *name;
+ const char *name;
{
asection *newsect;
switch (hdr->sh_type)
{
case SHT_IA_64_UNWIND:
+ case SHT_IA_64_HP_OPT_ANOT:
break;
case SHT_IA_64_EXT:
name = bfd_get_section_name (abfd, sec);
- if (is_unwind_section_name (name))
+ if (is_unwind_section_name (abfd, name))
{
/* We don't have the sections numbered at this point, so sh_info
is set later, in elfNN_ia64_final_write_processing. */
}
else if (strcmp (name, ELF_STRING_ia64_archext) == 0)
hdr->sh_type = SHT_IA_64_EXT;
+ else if (strcmp (name, ".HP.opt_annot") == 0)
+ hdr->sh_type = SHT_IA_64_HP_OPT_ANOT;
else if (strcmp (name, ".reloc") == 0)
/*
* This is an ugly, but unfortunately necessary hack that is
{
/* .gnu.linkonce.ia64unw.FOO -> .gnu.linkonce.t.FOO */
size_t len2 = sizeof (".gnu.linkonce.t.") - 1;
- char *once_name = alloca (len2 + strlen (sname) - len + 1);
+ char *once_name = bfd_malloc (len2 + strlen (sname + len) + 1);
- memcpy (once_name, ".gnu.linkonce.t.", len2);
- strcpy (once_name + len2, sname + len);
- text_sect = bfd_get_section_by_name (abfd, once_name);
+ if (once_name != NULL)
+ {
+ memcpy (once_name, ".gnu.linkonce.t.", len2);
+ strcpy (once_name + len2, sname + len);
+ text_sect = bfd_get_section_by_name (abfd, once_name);
+ free (once_name);
+ }
+ else
+ /* Should only happen if we run out of memory, in
+ which case we're probably toast anyway. Try to
+ cope by finding the section the slow way. */
+ for (text_sect = abfd->sections;
+ text_sect != NULL;
+ text_sect = text_sect->next)
+ {
+ if (strncmp (bfd_section_name (abfd, text_sect),
+ ".gnu.linkonce.t.", len2) == 0
+ && strcmp (bfd_section_name (abfd, text_sect) + len2,
+ sname + len) == 0)
+ break;
+ }
}
else
/* last resort: fall back on .text */
/* Count how many PT_IA_64_UNWIND segments we need. */
for (s = abfd->sections; s; s = s->next)
- if (is_unwind_section_name(s->name) && (s->flags & SEC_LOAD))
+ if (is_unwind_section_name (abfd, s->name) && (s->flags & SEC_LOAD))
++ret;
return ret;
struct elf_segment_map *m, **pm;
Elf_Internal_Shdr *hdr;
asection *s;
+ boolean unwind_found;
+ asection *unwind_sec;
/* If we need a PT_IA_64_ARCHEXT segment, it must come before
all PT_LOAD segments. */
if (s && (s->flags & SEC_LOAD))
{
for (m = elf_tdata (abfd)->segment_map; m != NULL; m = m->next)
- if (m->p_type == PT_IA_64_UNWIND && m->sections[0] == s)
- break;
+ if (m->p_type == PT_IA_64_UNWIND)
+ {
+ /* Look through all sections in the unwind segment
+ for a match since there may be multiple sections
+ to a segment. */
+
+ unwind_sec = m->sections[0];
+ unwind_found = false;
+ while (unwind_sec != NULL && !unwind_found)
+ {
+ if (unwind_sec == s)
+ unwind_found = true;
+ else
+ unwind_sec = unwind_sec -> next;
+ }
+ if (unwind_found)
+ break;
+ }
if (m == NULL)
{
}
static void
-elfNN_ia64_hash_hide_symbol (info, xh)
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
+elfNN_ia64_hash_hide_symbol (info, xh, force_local)
+ struct bfd_link_info *info;
struct elf_link_hash_entry *xh;
+ boolean force_local;
{
struct elfNN_ia64_link_hash_entry *h;
struct elfNN_ia64_dyn_sym_info *dyn_i;
h = (struct elfNN_ia64_link_hash_entry *)xh;
- h->root.elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
- if ((h->root.elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) != 0)
- h->root.dynindx = -1;
+ _bfd_elf_link_hash_hide_symbol (info, &h->root, force_local);
for (dyn_i = h->info; dyn_i; dyn_i = dyn_i->next)
dyn_i->want_plt2 = 0;
= (struct elfNN_ia64_dyn_sym_traverse_data *) xdata;
struct elfNN_ia64_dyn_sym_info *dyn_i;
+ if (entry->root.root.type == bfd_link_hash_warning)
+ entry = (struct elfNN_ia64_link_hash_entry *) entry->root.root.u.i.link;
+
for (dyn_i = entry->info; dyn_i; dyn_i = dyn_i->next)
if (! (*data->func) (dyn_i, data->data))
return false;
{
char *addr_name;
size_t len;
+ struct elfNN_ia64_local_hash_entry *ret;
/* Construct a string for use in the elfNN_ia64_local_hash_table.
name describes what was once anonymous memory. */
len = sizeof (void*)*2 + 1 + sizeof (bfd_vma)*4 + 1 + 1;
len += 10; /* %p slop */
- addr_name = alloca (len);
+ addr_name = bfd_malloc (len);
+ if (addr_name == NULL)
+ return 0;
sprintf (addr_name, "%p:%lx",
(void *) abfd, (unsigned long) ELFNN_R_SYM (rel->r_info));
/* Collect the canonical entry data for this address. */
- return elfNN_ia64_local_hash_lookup (&ia64_info->loc_hash_table,
- addr_name, create, create);
+ ret = elfNN_ia64_local_hash_lookup (&ia64_info->loc_hash_table,
+ addr_name, create, create);
+ free (addr_name);
+ return ret;
}
/* Find and/or create a descriptor for dynamic symbol info. This will
NEED_FULL_PLT = 16,
NEED_DYNREL = 32,
NEED_LTOFF_FPTR = 64,
+ NEED_TPREL = 128,
+ NEED_DTPMOD = 256,
+ NEED_DTPREL = 512
};
struct elf_link_hash_entry *h = NULL;
need_entry = 0;
switch (ELFNN_R_TYPE (rel->r_info))
{
- case R_IA64_TPREL22:
case R_IA64_TPREL64MSB:
case R_IA64_TPREL64LSB:
- case R_IA64_LTOFF_TP22:
- return false;
+ if (info->shared || maybe_dynamic)
+ need_entry = NEED_DYNREL;
+ dynrel_type = R_IA64_TPREL64LSB;
+ if (info->shared)
+ info->flags |= DF_STATIC_TLS;
+ break;
+
+ case R_IA64_LTOFF_TPREL22:
+ need_entry = NEED_TPREL;
+ if (info->shared)
+ info->flags |= DF_STATIC_TLS;
+ break;
+
+ case R_IA64_DTPREL64MSB:
+ case R_IA64_DTPREL64LSB:
+ if (info->shared || maybe_dynamic)
+ need_entry = NEED_DYNREL;
+ dynrel_type = R_IA64_DTPREL64LSB;
+ break;
+
+ case R_IA64_LTOFF_DTPREL22:
+ need_entry = NEED_DTPREL;
+ break;
+
+ case R_IA64_DTPMOD64MSB:
+ case R_IA64_DTPMOD64LSB:
+ if (info->shared || maybe_dynamic)
+ need_entry = NEED_DYNREL;
+ dynrel_type = R_IA64_DTPMOD64LSB;
+ break;
+
+ case R_IA64_LTOFF_DTPMOD22:
+ need_entry = NEED_DTPMOD;
+ break;
case R_IA64_LTOFF_FPTR22:
case R_IA64_LTOFF_FPTR64I:
dyn_i->h = h;
/* Create what's needed. */
- if (need_entry & NEED_GOT)
+ if (need_entry & (NEED_GOT | NEED_TPREL | NEED_DTPMOD | NEED_DTPREL))
{
if (!got)
{
if (!got)
return false;
}
- dyn_i->want_got = 1;
+ if (need_entry & NEED_GOT)
+ dyn_i->want_got = 1;
+ if (need_entry & NEED_TPREL)
+ dyn_i->want_tprel = 1;
+ if (need_entry & NEED_DTPMOD)
+ dyn_i->want_dtpmod = 1;
+ if (need_entry & NEED_DTPREL)
+ dyn_i->want_dtprel = 1;
}
if (need_entry & NEED_FPTR)
{
dyn_i->got_offset = x->ofs;
x->ofs += 8;
}
+ if (dyn_i->want_tprel)
+ {
+ dyn_i->tprel_offset = x->ofs;
+ x->ofs += 8;
+ }
+ if (dyn_i->want_dtpmod)
+ {
+ dyn_i->dtpmod_offset = x->ofs;
+ x->ofs += 8;
+ }
+ if (dyn_i->want_dtprel)
+ {
+ dyn_i->dtprel_offset = x->ofs;
+ x->ofs += 8;
+ }
return true;
}
if (!dynamic_symbol)
count *= 2;
break;
+ case R_IA64_TPREL64LSB:
+ case R_IA64_DTPREL64LSB:
+ case R_IA64_DTPMOD64LSB:
+ break;
default:
abort ();
}
if (((dynamic_symbol || shared) && dyn_i->want_got)
|| (dyn_i->want_ltoff_fptr && dyn_i->h && dyn_i->h->dynindx != -1))
ia64_info->rel_got_sec->_raw_size += sizeof (ElfNN_External_Rela);
+ if ((dynamic_symbol || shared) && dyn_i->want_tprel)
+ ia64_info->rel_got_sec->_raw_size += sizeof (ElfNN_External_Rela);
+ if ((dynamic_symbol || shared) && dyn_i->want_dtpmod)
+ ia64_info->rel_got_sec->_raw_size += sizeof (ElfNN_External_Rela);
+ if (dynamic_symbol && dyn_i->want_dtprel)
+ ia64_info->rel_got_sec->_raw_size += sizeof (ElfNN_External_Rela);
if (dyn_i->want_pltoff)
{
/* Instruction relocations. */
- case R_IA64_IMM14: opnd = IA64_OPND_IMM14; break;
+ case R_IA64_IMM14:
+ case R_IA64_TPREL14:
+ case R_IA64_DTPREL14:
+ opnd = IA64_OPND_IMM14;
+ break;
case R_IA64_PCREL21F: opnd = IA64_OPND_TGT25; break;
case R_IA64_PCREL21M: opnd = IA64_OPND_TGT25b; break;
case R_IA64_PLTOFF22:
case R_IA64_PCREL22:
case R_IA64_LTOFF_FPTR22:
+ case R_IA64_TPREL22:
+ case R_IA64_DTPREL22:
+ case R_IA64_LTOFF_TPREL22:
+ case R_IA64_LTOFF_DTPMOD22:
+ case R_IA64_LTOFF_DTPREL22:
opnd = IA64_OPND_IMM22;
break;
case R_IA64_PCREL64I:
case R_IA64_FPTR64I:
case R_IA64_LTOFF_FPTR64I:
+ case R_IA64_TPREL64I:
+ case R_IA64_DTPREL64I:
opnd = IA64_OPND_IMMU64;
break;
case R_IA64_SEGREL32MSB:
case R_IA64_SECREL32MSB:
case R_IA64_LTV32MSB:
+ case R_IA64_DTPREL32MSB:
size = 4; bigendian = 1;
break;
case R_IA64_SEGREL32LSB:
case R_IA64_SECREL32LSB:
case R_IA64_LTV32LSB:
+ case R_IA64_DTPREL32LSB:
size = 4; bigendian = 0;
break;
case R_IA64_SEGREL64MSB:
case R_IA64_SECREL64MSB:
case R_IA64_LTV64MSB:
+ case R_IA64_TPREL64MSB:
+ case R_IA64_DTPMOD64MSB:
+ case R_IA64_DTPREL64MSB:
size = 8; bigendian = 1;
break;
case R_IA64_SEGREL64LSB:
case R_IA64_SECREL64LSB:
case R_IA64_LTV64LSB:
+ case R_IA64_TPREL64LSB:
+ case R_IA64_DTPMOD64LSB:
+ case R_IA64_DTPREL64LSB:
size = 8; bigendian = 0;
break;
outrel.r_info = ELFNN_R_INFO (dynindx, type);
outrel.r_addend = addend;
outrel.r_offset = _bfd_elf_section_offset (abfd, info, sec, offset);
- if (outrel.r_offset == (bfd_vma) -1)
+ if ((outrel.r_offset | 1) == (bfd_vma) -1)
{
/* Run for the hills. We shouldn't be outputting a relocation
for this. So do what everyone else does and output a no-op. */
{
struct elfNN_ia64_link_hash_table *ia64_info;
asection *got_sec;
+ boolean done;
+ bfd_vma got_offset;
ia64_info = elfNN_ia64_hash_table (info);
got_sec = ia64_info->got_sec;
- BFD_ASSERT ((dyn_i->got_offset & 7) == 0);
-
- if (! dyn_i->got_done)
+ switch (dyn_r_type)
{
+ case R_IA64_TPREL64LSB:
+ done = dyn_i->tprel_done;
+ dyn_i->tprel_done = true;
+ got_offset = dyn_i->tprel_offset;
+ break;
+ case R_IA64_DTPMOD64LSB:
+ done = dyn_i->dtpmod_done;
+ dyn_i->dtpmod_done = true;
+ got_offset = dyn_i->dtpmod_offset;
+ break;
+ case R_IA64_DTPREL64LSB:
+ done = dyn_i->dtprel_done;
+ dyn_i->dtprel_done = true;
+ got_offset = dyn_i->dtprel_offset;
+ break;
+ default:
+ done = dyn_i->got_done;
dyn_i->got_done = true;
+ got_offset = dyn_i->got_offset;
+ break;
+ }
+ BFD_ASSERT ((got_offset & 7) == 0);
+
+ if (! done)
+ {
/* Store the target address in the linkage table entry. */
- bfd_put_64 (abfd, value, got_sec->contents + dyn_i->got_offset);
+ bfd_put_64 (abfd, value, got_sec->contents + got_offset);
/* Install a dynamic relocation if needed. */
- if (info->shared
+ if ((info->shared && dyn_r_type != R_IA64_DTPREL64LSB)
|| elfNN_ia64_dynamic_symbol_p (dyn_i->h, info)
|| elfNN_ia64_aix_vec (abfd->xvec)
|| (dynindx != -1 && dyn_r_type == R_IA64_FPTR64LSB))
{
- if (dynindx == -1)
+ if (dynindx == -1
+ && dyn_r_type != R_IA64_TPREL64LSB
+ && dyn_r_type != R_IA64_DTPMOD64LSB
+ && dyn_r_type != R_IA64_DTPREL64LSB)
{
dyn_r_type = R_IA64_REL64LSB;
dynindx = 0;
case R_IA64_FPTR64LSB:
dyn_r_type = R_IA64_FPTR64MSB;
break;
+ case R_IA64_TPREL64LSB:
+ dyn_r_type = R_IA64_TPREL64MSB;
+ break;
+ case R_IA64_DTPMOD64LSB:
+ dyn_r_type = R_IA64_DTPMOD64MSB;
+ break;
+ case R_IA64_DTPREL64LSB:
+ dyn_r_type = R_IA64_DTPREL64MSB;
+ break;
default:
BFD_ASSERT (false);
break;
elfNN_ia64_install_dyn_reloc (abfd, NULL, got_sec,
ia64_info->rel_got_sec,
- dyn_i->got_offset, dyn_r_type,
+ got_offset, dyn_r_type,
dynindx, addend);
}
}
/* Return the address of the linkage table entry. */
value = (got_sec->output_section->vma
+ got_sec->output_offset
- + dyn_i->got_offset);
+ + got_offset);
return value;
}
return value;
}
+/* Return the base VMA address which should be subtracted from real addresses
+ when resolving @tprel() relocation.
+ Main program TLS (whose template starts at PT_TLS p_vaddr)
+ is assigned offset round(16, PT_TLS p_align). */
+
+static bfd_vma
+elfNN_ia64_tprel_base (info)
+ struct bfd_link_info *info;
+{
+ struct elf_link_tls_segment *tls_segment
+ = elf_hash_table (info)->tls_segment;
+
+ BFD_ASSERT (tls_segment != NULL);
+ return (tls_segment->start
+ - align_power ((bfd_vma) 16, tls_segment->align));
+}
+
+/* Return the base VMA address which should be subtracted from real addresses
+ when resolving @dtprel() relocation.
+ This is PT_TLS segment p_vaddr. */
+
+static bfd_vma
+elfNN_ia64_dtprel_base (info)
+ struct bfd_link_info *info;
+{
+ BFD_ASSERT (elf_hash_table (info)->tls_segment != NULL);
+ return elf_hash_table (info)->tls_segment->start;
+}
+
/* Called through qsort to sort the .IA_64.unwind section during a
non-relocatable link. Set elfNN_ia64_unwind_entry_compare_bfd
to the output bfd so we can do proper endianness frobbing. */
elf_section_data(input_section->output_section)
->this_hdr.sh_flags |= flags;
+ return true;
}
gp_val = _bfd_get_gp_value (output_bfd);
ret_val = false;
continue;
}
+
howto = lookup_howto (r_type);
r_symndx = ELFNN_R_SYM (rel->r_info);
-
- if (info->relocateable)
- {
- /* This is a relocateable link. We don't have to change
- anything, unless the reloc is against a section symbol,
- in which case we have to adjust according to where the
- section symbol winds up in the output section. */
- if (r_symndx < symtab_hdr->sh_info)
- {
- sym = local_syms + r_symndx;
- if (ELF_ST_TYPE (sym->st_info) == STT_SECTION)
- {
- sym_sec = local_sections[r_symndx];
- rel->r_addend += sym_sec->output_offset;
- }
- }
- continue;
- }
-
- /* This is a final link. */
-
h = NULL;
sym = NULL;
sym_sec = NULL;
r_type);
break;
+ case R_IA64_TPREL14:
+ case R_IA64_TPREL22:
+ case R_IA64_TPREL64I:
+ value -= elfNN_ia64_tprel_base (info);
+ r = elfNN_ia64_install_value (output_bfd, hit_addr, value, r_type);
+ break;
+
+ case R_IA64_DTPREL14:
+ case R_IA64_DTPREL22:
+ case R_IA64_DTPREL64I:
+ value -= elfNN_ia64_dtprel_base (info);
+ r = elfNN_ia64_install_value (output_bfd, hit_addr, value, r_type);
+ break;
+
+ case R_IA64_LTOFF_TPREL22:
+ case R_IA64_LTOFF_DTPMOD22:
+ case R_IA64_LTOFF_DTPREL22:
+ {
+ int got_r_type;
+
+ switch (r_type)
+ {
+ default:
+ case R_IA64_LTOFF_TPREL22:
+ if (!dynamic_symbol_p && !info->shared)
+ value -= elfNN_ia64_tprel_base (info);
+ got_r_type = R_IA64_TPREL64LSB;
+ break;
+ case R_IA64_LTOFF_DTPMOD22:
+ if (!dynamic_symbol_p && !info->shared)
+ value = 1;
+ got_r_type = R_IA64_DTPMOD64LSB;
+ break;
+ case R_IA64_LTOFF_DTPREL22:
+ if (!dynamic_symbol_p)
+ value -= elfNN_ia64_dtprel_base (info);
+ got_r_type = R_IA64_DTPREL64LSB;
+ break;
+ }
+ dyn_i = get_dyn_sym_info (ia64_info, h, input_bfd, rel, false);
+ value = set_got_entry (input_bfd, info, dyn_i,
+ (h ? h->dynindx : -1), rel->r_addend,
+ value, got_r_type);
+ value -= gp_val;
+ r = elfNN_ia64_install_value (output_bfd, hit_addr, value,
+ r_type);
+ }
+ break;
+
default:
r = bfd_reloc_notsupported;
break;
return reloc_class_normal;
}
}
+
+static boolean
+elfNN_ia64_hpux_vec (const bfd_target *vec)
+{
+ extern const bfd_target bfd_elfNN_ia64_hpux_big_vec;
+ return (vec == & bfd_elfNN_ia64_hpux_big_vec);
+}
+
+static void
+elfNN_hpux_post_process_headers (abfd, info)
+ bfd *abfd;
+ struct bfd_link_info *info ATTRIBUTE_UNUSED;
+{
+ Elf_Internal_Ehdr *i_ehdrp = elf_elfheader (abfd);
+
+ i_ehdrp->e_ident[EI_OSABI] = ELFOSABI_HPUX;
+ i_ehdrp->e_ident[EI_ABIVERSION] = 1;
+}
+
+boolean
+elfNN_hpux_backend_section_from_bfd_section (abfd, sec, retval)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ asection *sec;
+ int *retval;
+{
+ if (bfd_is_com_section (sec))
+ {
+ *retval = SHN_IA_64_ANSI_COMMON;
+ return true;
+ }
+ return false;
+}
\f
#define TARGET_LITTLE_SYM bfd_elfNN_ia64_little_vec
#define TARGET_LITTLE_NAME "elfNN-ia64-little"
#define elf_backend_copy_indirect_symbol elfNN_ia64_hash_copy_indirect
#define elf_backend_hide_symbol elfNN_ia64_hash_hide_symbol
#define elf_backend_reloc_type_class elfNN_ia64_reloc_type_class
+#define elf_backend_rela_normal 1
#include "elfNN-target.h"
#define elfNN_bed elfNN_ia64_aix_bed
#include "elfNN-target.h"
+
+/* HPUX-specific vectors. */
+
+#undef TARGET_LITTLE_SYM
+#undef TARGET_LITTLE_NAME
+#undef TARGET_BIG_SYM
+#define TARGET_BIG_SYM bfd_elfNN_ia64_hpux_big_vec
+#undef TARGET_BIG_NAME
+#define TARGET_BIG_NAME "elfNN-ia64-hpux-big"
+
+/* We need to undo the AIX specific functions. */
+
+#undef elf_backend_add_symbol_hook
+#define elf_backend_add_symbol_hook elfNN_ia64_add_symbol_hook
+
+#undef bfd_elfNN_bfd_link_add_symbols
+#define bfd_elfNN_bfd_link_add_symbols _bfd_generic_link_add_symbols
+
+/* These are HP-UX specific functions. */
+
+#undef elf_backend_post_process_headers
+#define elf_backend_post_process_headers elfNN_hpux_post_process_headers
+
+#undef elf_backend_section_from_bfd_section
+#define elf_backend_section_from_bfd_section elfNN_hpux_backend_section_from_bfd_section
+
+#undef ELF_MAXPAGESIZE
+#define ELF_MAXPAGESIZE 0x1000 /* 1K */
+
+#undef elfNN_bed
+#define elfNN_bed elfNN_ia64_hpux_bed
+
+#include "elfNN-target.h"
projects / deliverable / binutils-gdb.git / blobdiff