/* i370-specific support for 32-bit ELF
- Copyright (C) 1994-2015 Free Software Foundation, Inc.
+ Copyright (C) 1994-2018 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Cygnus Support.
Hacked by Linas Vepstas for i370 linas@linas.org
/* This reloc does nothing. */
HOWTO (R_I370_NONE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
+ 3, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
FALSE, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_I370_NONE", /* name */
FALSE, /* partial_inplace */
r_type = ELF32_R_TYPE (dst->r_info);
if (r_type >= R_I370_max)
{
- (*_bfd_error_handler) (_("%A: unrecognised I370 reloc number: %d"),
- abfd, r_type);
+ /* xgettext:c-format */
+ _bfd_error_handler (_("%B: unrecognised I370 reloc number: %d"),
+ abfd, r_type);
bfd_set_error (bfd_error_bad_value);
r_type = R_I370_NONE;
}
object file when linking. */
static bfd_boolean
-i370_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd)
+i370_elf_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info)
{
+ bfd *obfd = info->output_bfd;
flagword old_flags;
flagword new_flags;
else /* Incompatible flags. */
{
- (*_bfd_error_handler)
- ("%B: uses different e_flags (0x%lx) fields than previous modules (0x%lx)",
- ibfd, (long) new_flags, (long) old_flags);
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%B: uses different e_flags (%#x) fields than previous modules (%#x)"),
+ ibfd, new_flags, old_flags);
bfd_set_error (bfd_error_bad_value);
return FALSE;
if (s == NULL)
return FALSE;
- if (! info->shared)
+ if (! bfd_link_pic (info))
{
s = bfd_make_section_anyway_with_flags (abfd, ".rela.sbss",
flags | SEC_READONLY);
/* Make sure we know what is going on here. */
BFD_ASSERT (dynobj != NULL
&& (h->needs_plt
- || h->u.weakdef != NULL
+ || h->is_weakalias
|| (h->def_dynamic
&& h->ref_regular
&& !h->def_regular)));
/* If this is a weak symbol, and there is a real definition, the
processor independent code will have arranged for us to see the
real definition first, and we can just use the same value. */
- if (h->u.weakdef != NULL)
+ if (h->is_weakalias)
{
- BFD_ASSERT (h->u.weakdef->root.type == bfd_link_hash_defined
- || h->u.weakdef->root.type == bfd_link_hash_defweak);
- h->root.u.def.section = h->u.weakdef->root.u.def.section;
- h->root.u.def.value = h->u.weakdef->root.u.def.value;
+ struct elf_link_hash_entry *def = weakdef (h);
+ BFD_ASSERT (def->root.type == bfd_link_hash_defined);
+ h->root.u.def.section = def->root.u.def.section;
+ h->root.u.def.value = def->root.u.def.value;
return TRUE;
}
only references to the symbol are via the global offset table.
For such cases we need not do anything here; the relocations will
be handled correctly by relocate_section. */
- if (info->shared)
+ if (bfd_link_pic (info))
return TRUE;
/* We must allocate the symbol in our .dynbss section, which will
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (bfd_link_executable (info) && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
#define add_dynamic_entry(TAG, VAL) \
_bfd_elf_add_dynamic_entry (info, TAG, VAL)
- if (!info->shared)
+ if (!bfd_link_pic (info))
{
if (!add_dynamic_entry (DT_DEBUG, 0))
return FALSE;
locations in linker-created sections that do not have
externally-visible names. Instead, we should work out precisely
which sections relocations are targeted at. */
- if (info->shared)
+ if (bfd_link_pic (info))
{
int c;
const Elf_Internal_Rela *rel_end;
asection *sreloc;
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
return TRUE;
#ifdef DEBUG
while (h->root.type == bfd_link_hash_indirect
|| h->root.type == bfd_link_hash_warning)
h = (struct elf_link_hash_entry *) h->root.u.i.link;
-
- /* PR15323, ref flags aren't set for references in the same
- object. */
- h->root.non_ir_ref = 1;
}
- if (info->shared)
+ if (bfd_link_pic (info))
{
#ifdef DEBUG
fprintf (stderr,
{
asection *sdyn;
bfd *dynobj = elf_hash_table (info)->dynobj;
- asection *sgot = bfd_get_linker_section (dynobj, ".got");
+ asection *sgot = elf_hash_table (info)->sgot;
#ifdef DEBUG
fprintf (stderr, "i370_elf_finish_dynamic_sections called\n");
asection *splt;
Elf32_External_Dyn *dyncon, *dynconend;
- splt = bfd_get_linker_section (dynobj, ".plt");
+ splt = elf_hash_table (info)->splt;
BFD_ASSERT (splt != NULL && sdyn != NULL);
dyncon = (Elf32_External_Dyn *) sdyn->contents;
for (; dyncon < dynconend; dyncon++)
{
Elf_Internal_Dyn dyn;
- const char *name;
+ asection *s;
bfd_boolean size;
bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn);
switch (dyn.d_tag)
{
- case DT_PLTGOT: name = ".plt"; size = FALSE; break;
- case DT_PLTRELSZ: name = ".rela.plt"; size = TRUE; break;
- case DT_JMPREL: name = ".rela.plt"; size = FALSE; break;
- default: name = NULL; size = FALSE; break;
+ case DT_PLTGOT:
+ s = elf_hash_table (info)->splt;
+ size = FALSE;
+ break;
+ case DT_PLTRELSZ:
+ s = elf_hash_table (info)->srelplt;
+ size = TRUE;
+ break;
+ case DT_JMPREL:
+ s = elf_hash_table (info)->srelplt;
+ size = FALSE;
+ break;
+ default:
+ continue;
}
- if (name != NULL)
+ if (s == NULL)
+ dyn.d_un.d_val = 0;
+ else
{
- asection *s;
-
- s = bfd_get_section_by_name (output_bfd, name);
- if (s == NULL)
- dyn.d_un.d_val = 0;
+ if (!size)
+ dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
else
- {
- if (! size)
- dyn.d_un.d_ptr = s->vma;
- else
- dyn.d_un.d_val = s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
+ dyn.d_un.d_val = s->size;
}
+ bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
}
}
elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 4;
}
- if (info->shared)
+ if (bfd_link_pic (info))
{
asection *sdynsym;
asection *s;
bfd_boolean ret = TRUE;
#ifdef DEBUG
- _bfd_error_handler ("i370_elf_relocate_section called for %B section %A, %ld relocations%s",
+ _bfd_error_handler ("i370_elf_relocate_section called for %B section %A, %u relocations%s",
input_bfd, input_section,
- (long) input_section->reloc_count,
- (info->relocatable) ? " (relocatable)" : "");
+ input_section->reloc_count,
+ (bfd_link_relocatable (info)) ? " (relocatable)" : "");
#endif
if (!i370_elf_howto_table[ R_I370_ADDR31 ])
if ((unsigned) r_type >= (unsigned) R_I370_max
|| !i370_elf_howto_table[(int)r_type])
{
- (*_bfd_error_handler) ("%B: unknown relocation type %d",
- input_bfd,
- (int) r_type);
+ /* xgettext:c-format */
+ _bfd_error_handler (_("%B: unknown relocation type %d"),
+ input_bfd, (int) r_type);
bfd_set_error (bfd_error_bad_value);
ret = FALSE;
|| h->root.type == bfd_link_hash_defweak)
{
sec = h->root.u.def.section;
- if (info->shared
+ if (bfd_link_pic (info)
&& ((! info->symbolic && h->dynindx != -1)
|| !h->def_regular)
&& (input_section->flags & SEC_ALLOC) != 0
else if (info->unresolved_syms_in_objects == RM_IGNORE
&& ELF_ST_VISIBILITY (h->other) == STV_DEFAULT)
;
- else if (!info->relocatable)
+ else if (!bfd_link_relocatable (info))
{
- if ((*info->callbacks->undefined_symbol)
- (info, h->root.root.string, input_bfd,
- input_section, rel->r_offset,
- (info->unresolved_syms_in_objects == RM_GENERATE_ERROR
- || ELF_ST_VISIBILITY (h->other))))
- {
- ret = FALSE;
- continue;
- }
+ (*info->callbacks->undefined_symbol)
+ (info, h->root.root.string, input_bfd,
+ input_section, rel->r_offset,
+ (info->unresolved_syms_in_objects == RM_GENERATE_ERROR
+ || ELF_ST_VISIBILITY (h->other)));
+ ret = FALSE;
+ continue;
}
}
RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
rel, 1, relend, howto, 0, contents);
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
continue;
switch ((int) r_type)
{
default:
- (*_bfd_error_handler)
- ("%B: unknown relocation type %d for symbol %s",
+ _bfd_error_handler
+ (_("%B: unknown relocation type %d for symbol %s"),
input_bfd, (int) r_type, sym_name);
bfd_set_error (bfd_error_bad_value);
object. */
case (int) R_I370_ADDR31:
case (int) R_I370_ADDR16:
- if (info->shared
+ if (bfd_link_pic (info)
&& r_symndx != STN_UNDEF)
{
Elf_Internal_Rela outrel;
case (int) R_I370_COPY:
case (int) R_I370_RELATIVE:
- (*_bfd_error_handler)
- ("%B: Relocation %s is not yet supported for symbol %s.",
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%B: Relocation %s is not yet supported for symbol %s."),
input_bfd,
i370_elf_howto_table[(int) r_type]->name,
sym_name);
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