/* 32-bit ELF support for TI C6X
- Copyright 2010, 2011, 2012
- Free Software Foundation, Inc.
+ Copyright (C) 2010-2014 Free Software Foundation, Inc.
Contributed by Joseph Myers <joseph@codesourcery.com>
Bernd Schmidt <bernds@codesourcery.com>
struct elf32_tic6x_link_hash_table *ret;
bfd_size_type amt = sizeof (struct elf32_tic6x_link_hash_table);
- ret = bfd_malloc (amt);
+ ret = bfd_zmalloc (amt);
if (ret == NULL)
return NULL;
return NULL;
}
- ret->sym_cache.abfd = NULL;
ret->obfd = abfd;
ret->elf.is_relocatable_executable = 1;
return TRUE;
}
-/* Destroy a C6X ELF linker hash table. */
-
-static void
-elf32_tic6x_link_hash_table_free (struct bfd_link_hash_table *hash)
-{
- _bfd_generic_link_hash_table_free (hash);
-}
-
/* Called to pass PARAMS to the backend. We store them in the hash table
associated with INFO. */
Get the offset into the .got table of the entry that
corresponds to this function. Each .got entry is 4 bytes.
The first three are reserved.
-
+
For static executables, we don't reserve anything. */
plt_index = h->plt.offset / PLT_ENTRY_SIZE - 1;
while (again)
{
again = FALSE;
- for (sub = info->input_bfds; sub != NULL; sub = sub->link_next)
+ for (sub = info->input_bfds; sub != NULL; sub = sub->link.next)
{
asection *o;
}
else
{
- bfd_boolean warned;
+ bfd_boolean warned, ignored;
RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
r_symndx, symtab_hdr, sym_hashes,
h, sec, relocation,
- unresolved_reloc, warned);
+ unresolved_reloc, warned, ignored);
}
if (sec != NULL && discarded_section (sec))
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;
}
switch (r_type)
*secp = bfd_make_section_old_way (abfd, ".scommon");
(*secp)->flags |= SEC_IS_COMMON;
*valp = sym->st_size;
- bfd_set_section_alignment (abfd, *secp, bfd_log2 (sym->st_value));
+ (void) bfd_set_section_alignment (abfd, *secp, bfd_log2 (sym->st_value));
break;
}
/* Set up .got offsets for local syms, and space for local dynamic
relocs. */
- for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+ for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
{
bfd_signed_vma *local_got;
bfd_signed_vma *end_local_got;
- char *local_tls_type;
- bfd_vma *local_tlsdesc_gotent;
bfd_size_type locsymcount;
Elf_Internal_Shdr *symtab_hdr;
asection *srel;
end_local_got = local_got + locsymcount;
s = htab->elf.sgot;
srel = htab->elf.srelgot;
- for (; local_got < end_local_got;
- ++local_got, ++local_tls_type, ++local_tlsdesc_gotent)
+ for (; local_got < end_local_got; ++local_got)
{
if (*local_got > 0)
{
{
tic6x_unwind_table_edit *new_edit = (tic6x_unwind_table_edit *)
xmalloc (sizeof (tic6x_unwind_table_edit));
-
+
new_edit->type = type;
new_edit->linked_section = linked_section;
new_edit->index = tindex;
-
+
if (tindex > 0)
{
new_edit->next = NULL;
/* Scan .cx6abi.exidx tables, and create a list describing edits which
should be made to those tables, such that:
-
+
1. Regions without unwind data are marked with EXIDX_CANTUNWIND entries.
2. Duplicate entries are merged together (EXIDX_CANTUNWIND, or unwind
codes which have been inlined into the index).
/* Walk over all EXIDX sections, and create backlinks from the corrsponding
text sections. */
- for (inp = info->input_bfds; inp != NULL; inp = inp->link_next)
+ for (inp = info->input_bfds; inp != NULL; inp = inp->link.next)
{
asection *sec;
-
+
for (sec = inp->sections; sec != NULL; sec = sec->next)
{
struct bfd_elf_section_data *elf_sec = elf_section_data (sec);
Elf_Internal_Shdr *hdr = &elf_sec->this_hdr;
-
+
if (!hdr || hdr->sh_type != SHT_C6000_UNWIND)
continue;
-
+
if (elf_sec->linked_to)
{
Elf_Internal_Shdr *linked_hdr
hdr = &elf_section_data (exidx_sec)->this_hdr;
if (hdr->sh_type != SHT_C6000_UNWIND)
continue;
-
+
exidx_data = get_tic6x_elf_section_data (exidx_sec);
if (exidx_data == NULL)
continue;
-
+
ibfd = exidx_sec->owner;
-
+
if (hdr->contents != NULL)
contents = hdr->contents;
else if (! bfd_malloc_and_get_section (ibfd, exidx_sec, &contents))
/* Record edits to be applied later (in elf32_tic6x_write_section). */
exidx_data->u.exidx.unwind_edit_list = unwind_edit_head;
exidx_data->u.exidx.unwind_edit_tail = unwind_edit_tail;
-
+
if (deleted_exidx_bytes > 0)
elf32_tic6x_adjust_exidx_size (exidx_sec, -deleted_exidx_bytes);
/* High bit of first word is supposed to be zero. */
if ((first_word & 0x80000000ul) == 0)
first_word = elf32_tic6x_add_low31 (first_word, offset);
-
+
/* If the high bit of the first word is clear, and the bit pattern is not 0x1
(EXIDX_CANTUNWIND), this is an offset to an .c6xabi.extab entry. */
if ((second_word != 0x1) && ((second_word & 0x80000000ul) == 0))
second_word = elf32_tic6x_add_low31 (second_word, offset);
-
+
bfd_put_32 (output_bfd, first_word, to);
bfd_put_32 (output_bfd, second_word, to + 4);
}
if (edit_node)
{
unsigned int edit_index = edit_node->index;
-
+
if (in_index < edit_index && in_index * 8 < input_size)
{
elf32_tic6x_copy_exidx_entry (output_bfd,
in_index++;
add_to_offsets += 8;
break;
-
+
case INSERT_EXIDX_CANTUNWIND_AT_END:
{
asection *text_sec = edit_node->linked_section;
}
break;
}
-
+
edit_node = edit_node->next;
}
}
return TRUE;
}
-static void
-elf32_tic6x_set_osabi (bfd *abfd, struct bfd_link_info *link_info)
-{
- if (link_info != NULL && link_info->relocatable)
- return;
- _bfd_elf_set_osabi (abfd, link_info);
-}
-
-#define TARGET_LITTLE_SYM bfd_elf32_tic6x_le_vec
+#define TARGET_LITTLE_SYM tic6x_elf32_le_vec
#define TARGET_LITTLE_NAME "elf32-tic6x-le"
-#define TARGET_BIG_SYM bfd_elf32_tic6x_be_vec
+#define TARGET_BIG_SYM tic6x_elf32_be_vec
#define TARGET_BIG_NAME "elf32-tic6x-be"
#define ELF_ARCH bfd_arch_tic6x
#define ELF_TARGET_ID TIC6X_ELF_DATA
#define bfd_elf32_bfd_merge_private_bfd_data elf32_tic6x_merge_private_bfd_data
#define bfd_elf32_mkobject elf32_tic6x_mkobject
#define bfd_elf32_bfd_link_hash_table_create elf32_tic6x_link_hash_table_create
-#define bfd_elf32_bfd_link_hash_table_free elf32_tic6x_link_hash_table_free
#define bfd_elf32_new_section_hook elf32_tic6x_new_section_hook
#define elf_backend_stack_align 8
#define elf_backend_can_gc_sections 1
#define elf32_bed elf32_tic6x_linux_bed
#undef TARGET_LITTLE_SYM
-#define TARGET_LITTLE_SYM bfd_elf32_tic6x_linux_le_vec
+#define TARGET_LITTLE_SYM tic6x_elf32_linux_le_vec
#undef TARGET_LITTLE_NAME
#define TARGET_LITTLE_NAME "elf32-tic6x-linux-le"
#undef TARGET_BIG_SYM
-#define TARGET_BIG_SYM bfd_elf32_tic6x_linux_be_vec
+#define TARGET_BIG_SYM tic6x_elf32_linux_be_vec
#undef TARGET_BIG_NAME
#define TARGET_BIG_NAME "elf32-tic6x-linux-be"
#undef ELF_OSABI
#define ELF_OSABI ELFOSABI_C6000_LINUX
-#undef elf_backend_post_process_headers
-#define elf_backend_post_process_headers elf32_tic6x_set_osabi
-
#include "elf32-target.h"
#undef elf32_bed
#define elf32_bed elf32_tic6x_elf_bed
#undef TARGET_LITTLE_SYM
-#define TARGET_LITTLE_SYM bfd_elf32_tic6x_elf_le_vec
+#define TARGET_LITTLE_SYM tic6x_elf32_c6000_le_vec
#undef TARGET_LITTLE_NAME
#define TARGET_LITTLE_NAME "elf32-tic6x-elf-le"
#undef TARGET_BIG_SYM
-#define TARGET_BIG_SYM bfd_elf32_tic6x_elf_be_vec
+#define TARGET_BIG_SYM tic6x_elf32_c6000_be_vec
#undef TARGET_BIG_NAME
#define TARGET_BIG_NAME "elf32-tic6x-elf-be"
#undef ELF_OSABI
#define ELF_OSABI ELFOSABI_C6000_ELFABI
-#undef elf_backend_post_process_headers
-#define elf_backend_post_process_headers elf32_tic6x_set_osabi
-
#include "elf32-target.h"
projects / deliverable / binutils-gdb.git / blobdiff