/* SPARC-specific support for 64-bit ELF
- Copyright (C) 1993, 95, 96, 97, 98, 99, 2000
+ Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
#define MINUS_ONE (~ (bfd_vma) 0)
static struct bfd_link_hash_table * sparc64_elf_bfd_link_hash_table_create
- PARAMS((bfd *));
+ PARAMS ((bfd *));
+static bfd_reloc_status_type init_insn_reloc
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *,
+ bfd *, bfd_vma *, bfd_vma *));
static reloc_howto_type *sparc64_elf_reloc_type_lookup
PARAMS ((bfd *, bfd_reloc_code_real_type));
static void sparc64_elf_info_to_howto
PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
static void sparc64_elf_build_plt
- PARAMS((bfd *, unsigned char *, int));
+ PARAMS ((bfd *, unsigned char *, int));
static bfd_vma sparc64_elf_plt_entry_offset
- PARAMS((int));
+ PARAMS ((bfd_vma));
static bfd_vma sparc64_elf_plt_ptr_offset
- PARAMS((int, int));
+ PARAMS ((bfd_vma, bfd_vma));
static boolean sparc64_elf_check_relocs
- PARAMS((bfd *, struct bfd_link_info *, asection *sec,
- const Elf_Internal_Rela *));
+ PARAMS ((bfd *, struct bfd_link_info *, asection *sec,
+ const Elf_Internal_Rela *));
static boolean sparc64_elf_adjust_dynamic_symbol
- PARAMS((struct bfd_link_info *, struct elf_link_hash_entry *));
+ PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *));
static boolean sparc64_elf_size_dynamic_sections
- PARAMS((bfd *, struct bfd_link_info *));
+ PARAMS ((bfd *, struct bfd_link_info *));
static int sparc64_elf_get_symbol_type
PARAMS (( Elf_Internal_Sym *, int));
static boolean sparc64_elf_add_symbol_hook
PARAMS ((bfd *, struct bfd_link_info *, const Elf_Internal_Sym *,
- const char **, flagword *, asection **, bfd_vma *));
+ const char **, flagword *, asection **, bfd_vma *));
+static boolean sparc64_elf_output_arch_syms
+ PARAMS ((bfd *, struct bfd_link_info *, PTR,
+ boolean (*) (PTR, const char *, Elf_Internal_Sym *, asection *)));
static void sparc64_elf_symbol_processing
PARAMS ((bfd *, asymbol *));
+static boolean sparc64_elf_copy_private_bfd_data
+ PARAMS ((bfd *, bfd *));
static boolean sparc64_elf_merge_private_bfd_data
PARAMS ((bfd *, bfd *));
+static const char *sparc64_elf_print_symbol_all
+ PARAMS ((bfd *, PTR, asymbol *));
static boolean sparc64_elf_relax_section
PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *));
static boolean sparc64_elf_relocate_section
PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
+static boolean sparc64_elf_finish_dynamic_symbol
+ PARAMS ((bfd *, struct bfd_link_info *, struct elf_link_hash_entry *,
+ Elf_Internal_Sym *));
+static boolean sparc64_elf_finish_dynamic_sections
+ PARAMS ((bfd *, struct bfd_link_info *));
static boolean sparc64_elf_object_p PARAMS ((bfd *));
static long sparc64_elf_get_reloc_upper_bound PARAMS ((bfd *, asection *));
static long sparc64_elf_get_dynamic_reloc_upper_bound PARAMS ((bfd *));
static long sparc64_elf_canonicalize_dynamic_reloc
PARAMS ((bfd *, arelent **, asymbol **));
static void sparc64_elf_write_relocs PARAMS ((bfd *, asection *, PTR));
+static enum elf_reloc_type_class sparc64_elf_reloc_type_class
+ PARAMS ((const Elf_Internal_Rela *));
\f
/* The relocation "howto" table. */
HOWTO(R_SPARC_GLOB_DAT, 0,0,00,false,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_GLOB_DAT",false,0,0x00000000,true),
HOWTO(R_SPARC_JMP_SLOT, 0,0,00,false,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_JMP_SLOT",false,0,0x00000000,true),
HOWTO(R_SPARC_RELATIVE, 0,0,00,false,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_RELATIVE",false,0,0x00000000,true),
- HOWTO(R_SPARC_UA32, 0,0,00,false,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_UA32", false,0,0x00000000,true),
+ HOWTO(R_SPARC_UA32, 0,2,32,false,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_UA32", false,0,0xffffffff,true),
#ifndef SPARC64_OLD_RELOCS
/* These aren't implemented yet. */
HOWTO(R_SPARC_PLT32, 0,0,00,false,0,complain_overflow_dont, sparc_elf_notsup_reloc, "R_SPARC_PLT32", false,0,0x00000000,true),
unsigned char elf_reloc_val;
};
-static CONST struct elf_reloc_map sparc_reloc_map[] =
+static const struct elf_reloc_map sparc_reloc_map[] =
{
{ BFD_RELOC_NONE, R_SPARC_NONE, },
{ BFD_RELOC_16, R_SPARC_16, },
{ BFD_RELOC_SPARC_JMP_SLOT, R_SPARC_JMP_SLOT },
{ BFD_RELOC_SPARC_RELATIVE, R_SPARC_RELATIVE },
{ BFD_RELOC_SPARC_WDISP22, R_SPARC_WDISP22 },
- /* ??? Doesn't dwarf use this? */
-/*{ BFD_RELOC_SPARC_UA32, R_SPARC_UA32 }, not used?? */
- {BFD_RELOC_SPARC_10, R_SPARC_10},
- {BFD_RELOC_SPARC_11, R_SPARC_11},
- {BFD_RELOC_SPARC_64, R_SPARC_64},
- {BFD_RELOC_SPARC_OLO10, R_SPARC_OLO10},
- {BFD_RELOC_SPARC_HH22, R_SPARC_HH22},
- {BFD_RELOC_SPARC_HM10, R_SPARC_HM10},
- {BFD_RELOC_SPARC_LM22, R_SPARC_LM22},
- {BFD_RELOC_SPARC_PC_HH22, R_SPARC_PC_HH22},
- {BFD_RELOC_SPARC_PC_HM10, R_SPARC_PC_HM10},
- {BFD_RELOC_SPARC_PC_LM22, R_SPARC_PC_LM22},
- {BFD_RELOC_SPARC_WDISP16, R_SPARC_WDISP16},
- {BFD_RELOC_SPARC_WDISP19, R_SPARC_WDISP19},
- {BFD_RELOC_SPARC_7, R_SPARC_7},
- {BFD_RELOC_SPARC_5, R_SPARC_5},
- {BFD_RELOC_SPARC_6, R_SPARC_6},
- {BFD_RELOC_SPARC_DISP64, R_SPARC_DISP64},
- {BFD_RELOC_SPARC_PLT64, R_SPARC_PLT64},
- {BFD_RELOC_SPARC_HIX22, R_SPARC_HIX22},
- {BFD_RELOC_SPARC_LOX10, R_SPARC_LOX10},
- {BFD_RELOC_SPARC_H44, R_SPARC_H44},
- {BFD_RELOC_SPARC_M44, R_SPARC_M44},
- {BFD_RELOC_SPARC_L44, R_SPARC_L44},
- {BFD_RELOC_SPARC_REGISTER, R_SPARC_REGISTER}
+ { BFD_RELOC_SPARC_UA16, R_SPARC_UA16 },
+ { BFD_RELOC_SPARC_UA32, R_SPARC_UA32 },
+ { BFD_RELOC_SPARC_UA64, R_SPARC_UA64 },
+ { BFD_RELOC_SPARC_10, R_SPARC_10 },
+ { BFD_RELOC_SPARC_11, R_SPARC_11 },
+ { BFD_RELOC_SPARC_64, R_SPARC_64 },
+ { BFD_RELOC_SPARC_OLO10, R_SPARC_OLO10 },
+ { BFD_RELOC_SPARC_HH22, R_SPARC_HH22 },
+ { BFD_RELOC_SPARC_HM10, R_SPARC_HM10 },
+ { BFD_RELOC_SPARC_LM22, R_SPARC_LM22 },
+ { BFD_RELOC_SPARC_PC_HH22, R_SPARC_PC_HH22 },
+ { BFD_RELOC_SPARC_PC_HM10, R_SPARC_PC_HM10 },
+ { BFD_RELOC_SPARC_PC_LM22, R_SPARC_PC_LM22 },
+ { BFD_RELOC_SPARC_WDISP16, R_SPARC_WDISP16 },
+ { BFD_RELOC_SPARC_WDISP19, R_SPARC_WDISP19 },
+ { BFD_RELOC_SPARC_7, R_SPARC_7 },
+ { BFD_RELOC_SPARC_5, R_SPARC_5 },
+ { BFD_RELOC_SPARC_6, R_SPARC_6 },
+ { BFD_RELOC_SPARC_DISP64, R_SPARC_DISP64 },
+ { BFD_RELOC_SPARC_PLT64, R_SPARC_PLT64 },
+ { BFD_RELOC_SPARC_HIX22, R_SPARC_HIX22 },
+ { BFD_RELOC_SPARC_LOX10, R_SPARC_LOX10 },
+ { BFD_RELOC_SPARC_H44, R_SPARC_H44 },
+ { BFD_RELOC_SPARC_M44, R_SPARC_M44 },
+ { BFD_RELOC_SPARC_L44, R_SPARC_L44 },
+ { BFD_RELOC_SPARC_REGISTER, R_SPARC_REGISTER }
};
static reloc_howto_type *
/* Due to the way how we handle R_SPARC_OLO10, each entry in a SHT_RELA
section can represent up to two relocs, we must tell the user to allocate
more space. */
-
+
static long
sparc64_elf_get_reloc_upper_bound (abfd, sec)
bfd *abfd ATTRIBUTE_UNUSED;
return _bfd_elf_get_dynamic_reloc_upper_bound (abfd) * 2;
}
-/* Read relocations for ASECT from REL_HDR. There are RELOC_COUNT of
+/* Read relocations for ASECT from REL_HDR. There are RELOC_COUNT of
them. We cannot use generic elf routines for this, because R_SPARC_OLO10
has secondary addend in ELF64_R_TYPE_DATA. We handle it as two relocations
for the same location, R_SPARC_LO10 and R_SPARC_13. */
bfd_size_type count;
arelent *relents;
- allocated = (PTR) bfd_malloc ((size_t) rel_hdr->sh_size);
+ allocated = (PTR) bfd_malloc (rel_hdr->sh_size);
if (allocated == NULL)
goto error_return;
if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0
- || (bfd_read (allocated, 1, 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;
entsize = rel_hdr->sh_entsize;
BFD_ASSERT (entsize == sizeof (Elf64_External_Rela));
-
+
count = rel_hdr->sh_size / entsize;
for (i = 0, relent = relents; i < count;
struct bfd_elf_section_data * const d = elf_section_data (asect);
Elf_Internal_Shdr *rel_hdr;
Elf_Internal_Shdr *rel_hdr2;
+ bfd_size_type amt;
if (asect->relocation != NULL)
return true;
return true;
rel_hdr = &d->this_hdr;
- asect->reloc_count = rel_hdr->sh_size / rel_hdr->sh_entsize;
+ asect->reloc_count = NUM_SHDR_ENTRIES (rel_hdr);
rel_hdr2 = NULL;
}
- asect->relocation = ((arelent *)
- bfd_alloc (abfd,
- asect->reloc_count * 2 * sizeof (arelent)));
+ amt = asect->reloc_count;
+ amt *= 2 * sizeof (arelent);
+ asect->relocation = (arelent *) bfd_alloc (abfd, amt);
if (asect->relocation == NULL)
return false;
/* The sparc64_elf_slurp_one_reloc_table routine increments reloc_count. */
asect->reloc_count = 0;
-
+
if (!sparc64_elf_slurp_one_reloc_table (abfd, asect, rel_hdr, symbols,
dynamic))
return false;
-
- if (rel_hdr2
+
+ if (rel_hdr2
&& !sparc64_elf_slurp_one_reloc_table (abfd, asect, rel_hdr2, symbols,
dynamic))
return false;
if (rela_hdr->sh_type != SHT_RELA)
abort ();
- /* orelocation has the data, reloc_count has the count... */
+ /* orelocation has the data, reloc_count has the count... */
outbound_relocas = (Elf64_External_Rela *) rela_hdr->contents;
src_rela = outbound_relocas;
#define sparc64_elf_hash_table(p) \
((struct sparc64_elf_link_hash_table *) ((p)->hash))
-
+
/* Create a Sparc64 ELF linker hash table. */
static struct bfd_link_hash_table *
bfd *abfd;
{
struct sparc64_elf_link_hash_table *ret;
+ bfd_size_type amt = sizeof (struct sparc64_elf_link_hash_table);
- ret = ((struct sparc64_elf_link_hash_table *)
- bfd_zalloc (abfd, sizeof (struct sparc64_elf_link_hash_table)));
+ ret = (struct sparc64_elf_link_hash_table *) bfd_zalloc (abfd, amt);
if (ret == (struct sparc64_elf_link_hash_table *) NULL)
return NULL;
return &ret->root.root;
}
-
\f
/* Utility for performing the standard initial work of an instruction
relocation.
if (status != bfd_reloc_other)
return status;
- insn = (insn & ~0x303fff) | ((((relocation >> 2) & 0xc000) << 6)
- | ((relocation >> 2) & 0x3fff));
+ insn &= ~ (bfd_vma) 0x303fff;
+ insn |= (((relocation >> 2) & 0xc000) << 6) | ((relocation >> 2) & 0x3fff);
bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
if ((bfd_signed_vma) relocation < - 0x40000
return status;
relocation ^= MINUS_ONE;
- insn = (insn & ~0x3fffff) | ((relocation >> 10) & 0x3fffff);
+ insn = (insn &~ (bfd_vma) 0x3fffff) | ((relocation >> 10) & 0x3fffff);
bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
if ((relocation & ~ (bfd_vma) 0xffffffff) != 0)
if (status != bfd_reloc_other)
return status;
- insn = (insn & ~0x1fff) | 0x1c00 | (relocation & 0x3ff);
+ insn = (insn &~ (bfd_vma) 0x1fff) | 0x1c00 | (relocation & 0x3ff);
bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
return bfd_reloc_ok;
#define ELF_DYNAMIC_INTERPRETER "/usr/lib/sparcv9/ld.so.1"
-
/* Fill in the .plt section. */
static void
{
const unsigned int nop = 0x01000000;
int i, j;
-
+
/* The first four entries are reserved, and are initially undefined.
We fill them with `illtrap 0' to force ld.so to do something. */
for (i = 0; i < PLT_HEADER_SIZE/4; ++i)
- bfd_put_32 (output_bfd, 0, contents+i*4);
+ bfd_put_32 (output_bfd, (bfd_vma) 0, contents+i*4);
/* The first 32768 entries are close enough to plt1 to get there via
a straight branch. */
/* ba,a,pt %xcc, plt1 */
ba = 0x30680000 | (((contents+PLT_ENTRY_SIZE) - (entry+4)) / 4 & 0x7ffff);
- bfd_put_32 (output_bfd, sethi, entry);
- bfd_put_32 (output_bfd, ba, entry+4);
- bfd_put_32 (output_bfd, nop, entry+8);
- bfd_put_32 (output_bfd, nop, entry+12);
- bfd_put_32 (output_bfd, nop, entry+16);
- bfd_put_32 (output_bfd, nop, entry+20);
- bfd_put_32 (output_bfd, nop, entry+24);
- bfd_put_32 (output_bfd, nop, entry+28);
+ bfd_put_32 (output_bfd, (bfd_vma) sethi, entry);
+ bfd_put_32 (output_bfd, (bfd_vma) ba, entry + 4);
+ bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 8);
+ bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 12);
+ bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 16);
+ bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 20);
+ bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 24);
+ bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 28);
}
/* Now the tricky bit. Entries 32768 and higher are grouped in blocks of
160: 160 entries and 160 pointers. This is to separate code from data,
which is much friendlier on the cache. */
-
+
for (; i < nentries; i += 160)
{
int block = (i + 160 <= nentries ? 160 : nentries - i);
entry = contents + i*PLT_ENTRY_SIZE + j*4*6;
ptr = contents + i*PLT_ENTRY_SIZE + block*4*6 + j*8;
- /* ldx [%o7 + ptr - entry+4], %g1 */
- ldx = 0xc25be000 | ((ptr - entry+4) & 0x1fff);
-
- bfd_put_32 (output_bfd, 0x8a10000f, entry); /* mov %o7,%g5 */
- bfd_put_32 (output_bfd, 0x40000002, entry+4); /* call .+8 */
- bfd_put_32 (output_bfd, nop, entry+8); /* nop */
- bfd_put_32 (output_bfd, ldx, entry+12); /* ldx [%o7+P],%g1 */
- bfd_put_32 (output_bfd, 0x83c3c001, entry+16); /* jmpl %o7+%g1,%g1 */
- bfd_put_32 (output_bfd, 0x9e100005, entry+20); /* mov %g5,%o7 */
-
- bfd_put_64 (output_bfd, contents - (entry+4), ptr);
+ /* ldx [%o7 + ptr - (entry+4)], %g1 */
+ ldx = 0xc25be000 | ((ptr - (entry+4)) & 0x1fff);
+
+ /* mov %o7,%g5
+ call .+8
+ nop
+ ldx [%o7+P],%g1
+ jmpl %o7+%g1,%g1
+ mov %g5,%o7 */
+ bfd_put_32 (output_bfd, (bfd_vma) 0x8a10000f, entry);
+ bfd_put_32 (output_bfd, (bfd_vma) 0x40000002, entry + 4);
+ bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 8);
+ bfd_put_32 (output_bfd, (bfd_vma) ldx, entry + 12);
+ bfd_put_32 (output_bfd, (bfd_vma) 0x83c3c001, entry + 16);
+ bfd_put_32 (output_bfd, (bfd_vma) 0x9e100005, entry + 20);
+
+ bfd_put_64 (output_bfd, (bfd_vma) (contents - (entry + 4)), ptr);
}
}
}
static bfd_vma
sparc64_elf_plt_entry_offset (index)
- int index;
+ bfd_vma index;
{
- int block, ofs;
+ bfd_vma block, ofs;
if (index < LARGE_PLT_THRESHOLD)
return index * PLT_ENTRY_SIZE;
block = (index - LARGE_PLT_THRESHOLD) / 160;
ofs = (index - LARGE_PLT_THRESHOLD) % 160;
- return ((bfd_vma)(LARGE_PLT_THRESHOLD + block*160) * PLT_ENTRY_SIZE
- + ofs * 6*4);
+ return (LARGE_PLT_THRESHOLD + block * 160) * PLT_ENTRY_SIZE + ofs * 6 * 4;
}
static bfd_vma
sparc64_elf_plt_ptr_offset (index, max)
- int index, max;
+ bfd_vma index;
+ bfd_vma max;
{
- int block, ofs, last;
+ bfd_vma block, ofs, last;
BFD_ASSERT(index >= LARGE_PLT_THRESHOLD);
/* See above for details. */
- block = (((index - LARGE_PLT_THRESHOLD) / 160) * 160)
- + LARGE_PLT_THRESHOLD;
+ block = (((index - LARGE_PLT_THRESHOLD) / 160) * 160) + LARGE_PLT_THRESHOLD;
ofs = index - block;
if (block + 160 > max)
last = (max - LARGE_PLT_THRESHOLD) % 160;
+ last * 6*4
+ ofs * 8);
}
-
-
\f
/* Look through the relocs for a section during the first phase, and
allocate space in the global offset table or procedure linkage
srelgot = NULL;
sreloc = NULL;
- rel_end = relocs + sec->reloc_count;
+ rel_end = relocs + NUM_SHDR_ENTRIES (& elf_section_data (sec)->rel_hdr);
for (rel = relocs; rel < rel_end; rel++)
{
unsigned long r_symndx;
symbol. */
if (local_got_offsets == NULL)
{
- size_t size;
+ bfd_size_type size;
register unsigned int i;
- size = symtab_hdr->sh_info * sizeof (bfd_vma);
+ size = symtab_hdr->sh_info;
+ size *= sizeof (bfd_vma);
local_got_offsets = (bfd_vma *) bfd_alloc (abfd, size);
if (local_got_offsets == NULL)
return false;
case R_SPARC_UA16:
/* When creating a shared object, we must copy these relocs
into the output file. We create a reloc section in
- dynobj and make room for the reloc.
+ dynobj and make room for the reloc.
But don't do this for debugging sections -- this shows up
with DWARF2 -- first because they are not loaded, and
|| ! bfd_set_section_alignment (dynobj, sreloc, 3))
return false;
}
+ if (sec->flags & SEC_READONLY)
+ info->flags |= DF_TEXTREL;
}
sreloc->_raw_size += sizeof (Elf64_External_Rela);
break;
default:
- (*_bfd_error_handler)(_("%s: check_relocs: unhandled reloc type %d"),
- bfd_get_filename(abfd),
+ (*_bfd_error_handler) (_("%s: check_relocs: unhandled reloc type %d"),
+ bfd_archive_filename (abfd),
ELF64_R_TYPE_ID (rel->r_info));
return false;
}
asection **secp ATTRIBUTE_UNUSED;
bfd_vma *valp ATTRIBUTE_UNUSED;
{
- static char *stt_types[] = { "NOTYPE", "OBJECT", "FUNCTION" };
+ static const char *const stt_types[] = { "NOTYPE", "OBJECT", "FUNCTION" };
if (ELF_ST_TYPE (sym->st_info) == STT_REGISTER)
{
int reg;
struct sparc64_elf_app_reg *p;
-
+
reg = (int)sym->st_value;
switch (reg & ~1)
{
default:
(*_bfd_error_handler)
(_("%s: Only registers %%g[2367] can be declared using STT_REGISTER"),
- bfd_get_filename (abfd));
+ bfd_archive_filename (abfd));
return false;
}
if (p->name != NULL && strcmp (p->name, *namep))
{
(*_bfd_error_handler)
- (_("Register %%g%d used incompatibly: "
- "previously declared in %s to %s, in %s redefined to %s"),
- (int)sym->st_value,
- bfd_get_filename (p->abfd), *p->name ? p->name : "#scratch",
- bfd_get_filename (abfd), **namep ? *namep : "#scratch");
+ (_("Register %%g%d used incompatibly: %s in %s"),
+ (int) sym->st_value,
+ **namep ? *namep : "#scratch", bfd_archive_filename (abfd));
+ (*_bfd_error_handler)
+ (_(" previously %s in %s"),
+ *p->name ? p->name : "#scratch", bfd_archive_filename (p->abfd));
return false;
}
if (**namep)
{
struct elf_link_hash_entry *h;
-
+
h = (struct elf_link_hash_entry *)
bfd_link_hash_lookup (info->hash, *namep, false, false, false);
{
unsigned char type = h->type;
- if (type > STT_FUNC) type = 0;
+ if (type > STT_FUNC)
+ type = 0;
+ (*_bfd_error_handler)
+ (_("Symbol `%s' has differing types: %s in %s"),
+ *namep, "REGISTER", bfd_archive_filename (abfd));
(*_bfd_error_handler)
- (_("Symbol `%s' has differing types: "
- "previously %s, REGISTER in %s"),
- *namep, stt_types [type], bfd_get_filename (abfd));
+ (_(" previously %s in %s"),
+ stt_types[type], bfd_archive_filename (p->abfd));
return false;
}
{
unsigned char type = ELF_ST_TYPE (sym->st_info);
- if (type > STT_FUNC) type = 0;
+ if (type > STT_FUNC)
+ type = 0;
(*_bfd_error_handler)
- (_("Symbol `%s' has differing types: "
- "REGISTER in %s, %s in %s"),
- *namep, bfd_get_filename (p->abfd), stt_types [type],
- bfd_get_filename (abfd));
+ (_("Symbol `%s' has differing types: %s in %s"),
+ *namep, stt_types[type], bfd_archive_filename (abfd));
+ (*_bfd_error_handler)
+ (_(" previously %s in %s"),
+ "REGISTER", bfd_archive_filename (p->abfd));
return false;
}
}
{
bfd *dynobj;
asection *s;
- boolean reltext;
boolean relplt;
dynobj = elf_hash_table (info)->dynobj;
/* The check_relocs and adjust_dynamic_symbol entry points have
determined the sizes of the various dynamic sections. Allocate
memory for them. */
- reltext = false;
relplt = false;
for (s = dynobj->sections; s != NULL; s = s->next)
{
}
else
{
- const char *outname;
- asection *target;
-
- /* If this relocation section applies to a read only
- section, then we probably need a DT_TEXTREL entry. */
- outname = bfd_get_section_name (output_bfd,
- s->output_section);
- target = bfd_get_section_by_name (output_bfd, outname + 5);
- if (target != NULL
- && (target->flags & SEC_READONLY) != 0)
- reltext = true;
-
if (strcmp (name, ".rela.plt") == 0)
relplt = true;
must add the entries now so that we get the correct size for
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
+#define add_dynamic_entry(TAG, VAL) \
+ bfd_elf64_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+
int reg;
struct sparc64_elf_app_reg * app_regs;
struct bfd_strtab_hash *dynstr;
struct elf_link_hash_table *eht = elf_hash_table (info);
- if (! info->shared)
+ if (!info->shared)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_DEBUG, 0))
+ if (!add_dynamic_entry (DT_DEBUG, 0))
return false;
}
if (relplt)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_PLTGOT, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_PLTRELSZ, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_PLTREL, DT_RELA)
- || ! bfd_elf64_add_dynamic_entry (info, DT_JMPREL, 0))
+ if (!add_dynamic_entry (DT_PLTGOT, 0)
+ || !add_dynamic_entry (DT_PLTRELSZ, 0)
+ || !add_dynamic_entry (DT_PLTREL, DT_RELA)
+ || !add_dynamic_entry (DT_JMPREL, 0))
return false;
}
- if (! bfd_elf64_add_dynamic_entry (info, DT_RELA, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_RELASZ, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_RELAENT,
- sizeof (Elf64_External_Rela)))
+ if (!add_dynamic_entry (DT_RELA, 0)
+ || !add_dynamic_entry (DT_RELASZ, 0)
+ || !add_dynamic_entry (DT_RELAENT, sizeof (Elf64_External_Rela)))
return false;
- if (reltext)
+ if (info->flags & DF_TEXTREL)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_TEXTREL, 0))
+ if (!add_dynamic_entry (DT_TEXTREL, 0))
return false;
- info->flags |= DF_TEXTREL;
}
/* Add dynamic STT_REGISTER symbols and corresponding DT_SPARC_REGISTER
if (app_regs [reg].name != NULL)
{
struct elf_link_local_dynamic_entry *entry, *e;
-
- if (! bfd_elf64_add_dynamic_entry (info, DT_SPARC_REGISTER, 0))
+
+ if (!add_dynamic_entry (DT_SPARC_REGISTER, 0))
return false;
entry = (struct elf_link_local_dynamic_entry *)
eht->dynsymcount++;
}
}
+#undef add_dynamic_entry
return true;
}
#define SET_SEC_DO_RELAX(section) do { elf_section_data(section)->tdata = (void *)1; } while (0)
#define SEC_DO_RELAX(section) (elf_section_data(section)->tdata == (void *)1)
-/*ARGSUSED*/
static boolean
sparc64_elf_relax_section (abfd, section, link_info, again)
bfd *abfd ATTRIBUTE_UNUSED;
sgot = splt = sreloc = NULL;
rel = relocs;
- relend = relocs + input_section->reloc_count;
+ relend = relocs + NUM_SHDR_ENTRIES (& elf_section_data (input_section)->rel_hdr);
for (; rel < relend; rel++)
{
int r_type;
}
else if (h->root.type == bfd_link_hash_undefweak)
relocation = 0;
- else if (info->shared && !info->symbolic
+ else if (info->shared
+ && (!info->symbolic || info->allow_shlib_undefined)
&& !info->no_undefined
&& ELF_ST_VISIBILITY (h->other) == STV_DEFAULT)
relocation = 0;
BFD_FAIL ();
(*_bfd_error_handler)
(_("%s: probably compiled without -fPIC?"),
- bfd_get_filename (input_bfd));
+ bfd_archive_filename (input_bfd));
bfd_set_error (bfd_error_bad_value);
return false;
}
++sreloc->reloc_count;
/* This reloc will be computed at runtime, so there's no
- need to do anything now, unless this is a RELATIVE
- reloc in an unallocated section. */
- if (skip
- || (input_section->flags & SEC_ALLOC) != 0
- || ELF64_R_TYPE_ID (outrel.r_info) != R_SPARC_RELATIVE)
- continue;
+ need to do anything now. */
+ continue;
}
break;
}
Note this is different behaviour to the
32-bit linker, which both adds the contents
and ignores the addend. So clear the location. */
- bfd_put_64 (output_bfd, 0, sgot->contents + off);
-
+ bfd_put_64 (output_bfd, (bfd_vma) 0,
+ sgot->contents + off);
+
/* We need to generate a R_SPARC_RELATIVE reloc
for the dynamic linker. */
srelgot = bfd_get_section_by_name(dynobj, ".rela.got");
relocation = (relocation & 0x3ff) + ELF64_R_TYPE_DATA (rel->r_info);
x = bfd_get_32 (input_bfd, contents + rel->r_offset);
- x = (x & ~0x1fff) | (relocation & 0x1fff);
+ x = (x & ~(bfd_vma) 0x1fff) | (relocation & 0x1fff);
bfd_put_32 (input_bfd, x, contents + rel->r_offset);
r = bfd_check_overflow (howto->complain_on_overflow,
relocation -= rel->r_offset;
x = bfd_get_32 (input_bfd, contents + rel->r_offset);
- x = (x & ~0x303fff) | ((((relocation >> 2) & 0xc000) << 6)
- | ((relocation >> 2) & 0x3fff));
+ x &= ~(bfd_vma) 0x303fff;
+ x |= ((((relocation >> 2) & 0xc000) << 6)
+ | ((relocation >> 2) & 0x3fff));
bfd_put_32 (input_bfd, x, contents + rel->r_offset);
r = bfd_check_overflow (howto->complain_on_overflow,
relocation = relocation ^ MINUS_ONE;
x = bfd_get_32 (input_bfd, contents + rel->r_offset);
- x = (x & ~0x3fffff) | ((relocation >> 10) & 0x3fffff);
+ x = (x & ~(bfd_vma) 0x3fffff) | ((relocation >> 10) & 0x3fffff);
bfd_put_32 (input_bfd, x, contents + rel->r_offset);
r = bfd_check_overflow (howto->complain_on_overflow,
relocation = (relocation & 0x3ff) | 0x1c00;
x = bfd_get_32 (input_bfd, contents + rel->r_offset);
- x = (x & ~0x1fff) | relocation;
+ x = (x & ~(bfd_vma) 0x1fff) | relocation;
bfd_put_32 (input_bfd, x, contents + rel->r_offset);
r = bfd_reloc_ok;
|| reg == G0 || reg == O7)
break;
- bfd_put_32 (input_bfd, INSN_NOP,
+ bfd_put_32 (input_bfd, (bfd_vma) INSN_NOP,
contents + rel->r_offset + 4);
}
break;
{
/* Assume this is a call protected by other code that
detect the symbol is undefined. If this is the case,
- we can safely ignore the overflow. If not, the
+ we can safely ignore the overflow. If not, the
program is hosed anyway, and a little warning isn't
going to help. */
break;
}
-
+
name = h->root.root.string;
}
else
asection *srela;
Elf_Internal_Rela rela;
- /* This symbol has an entry in the PLT. Set it up. */
+ /* This symbol has an entry in the PLT. Set it up. */
BFD_ASSERT (h->dynindx != -1);
}
else
{
- int max = splt->_raw_size / PLT_ENTRY_SIZE;
+ bfd_vma max = splt->_raw_size / PLT_ENTRY_SIZE;
rela.r_offset = sparc64_elf_plt_ptr_offset (h->plt.offset, max);
rela.r_addend = -(sparc64_elf_plt_entry_offset (h->plt.offset) + 4)
-(splt->output_section->vma + splt->output_offset);
/* Mark the symbol as undefined, rather than as defined in
the .plt section. Leave the value alone. */
sym->st_shndx = SHN_UNDEF;
+ /* If the symbol is weak, we do need to clear the value.
+ Otherwise, the PLT entry would provide a definition for
+ the symbol even if the symbol wasn't defined anywhere,
+ and so the symbol would never be NULL. */
+ if ((h->elf_link_hash_flags & ELF_LINK_HASH_REF_REGULAR_NONWEAK)
+ == 0)
+ sym->st_value = 0;
}
}
rela.r_offset = (sgot->output_section->vma
+ sgot->output_offset
- + (h->got.offset &~ 1));
+ + (h->got.offset &~ (bfd_vma) 1));
/* If this is a -Bsymbolic link, and the symbol is defined
locally, we just want to emit a RELATIVE reloc. Likewise if
/* Initialize the contents of the .plt section. */
if (splt->_raw_size > 0)
{
- sparc64_elf_build_plt(output_bfd, splt->contents,
- splt->_raw_size / PLT_ENTRY_SIZE);
+ sparc64_elf_build_plt (output_bfd, splt->contents,
+ (int) (splt->_raw_size / PLT_ENTRY_SIZE));
}
elf_section_data (splt->output_section)->this_hdr.sh_entsize =
return true;
}
+
+static enum elf_reloc_type_class
+sparc64_elf_reloc_type_class (rela)
+ const Elf_Internal_Rela *rela;
+{
+ switch ((int) ELF64_R_TYPE (rela->r_info))
+ {
+ case R_SPARC_RELATIVE:
+ return reloc_class_relative;
+ case R_SPARC_JMP_SLOT:
+ return reloc_class_plt;
+ case R_SPARC_COPY:
+ return reloc_class_copy;
+ default:
+ return reloc_class_normal;
+ }
+}
\f
-/* Functions for dealing with the e_flags field. */
+/* Functions for dealing with the e_flags field. */
+
+/* Copy backend specific data from one object module to another */
+static boolean
+sparc64_elf_copy_private_bfd_data (ibfd, obfd)
+ bfd *ibfd, *obfd;
+{
+ if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
+ || bfd_get_flavour (obfd) != bfd_target_elf_flavour)
+ return true;
+
+ BFD_ASSERT (!elf_flags_init (obfd)
+ || (elf_elfheader (obfd)->e_flags
+ == elf_elfheader (ibfd)->e_flags));
+
+ elf_elfheader (obfd)->e_flags = elf_elfheader (ibfd)->e_flags;
+ elf_flags_init (obfd) = true;
+ return true;
+}
/* Merge backend specific data from an object file to the output
object file when linking. */
elf_flags_init (obfd) = true;
elf_elfheader (obfd)->e_flags = new_flags;
}
-
+
else if (new_flags == old_flags) /* Compatible flags are ok */
;
-
+
else /* Incompatible flags */
{
error = false;
error = true;
(*_bfd_error_handler)
(_("%s: linking UltraSPARC specific with HAL specific code"),
- bfd_get_filename (ibfd));
+ bfd_archive_filename (ibfd));
}
/* Choose the most restrictive memory ordering. */
old_mm = (old_flags & EF_SPARCV9_MM);
error = true;
(*_bfd_error_handler)
(_("%s: uses different e_flags (0x%lx) fields than previous modules (0x%lx)"),
- bfd_get_filename (ibfd), (long)new_flags, (long)old_flags);
+ bfd_archive_filename (ibfd), (long) new_flags, (long) old_flags);
}
elf_elfheader (obfd)->e_flags = old_flags;
{
FILE *file = (FILE *) filep;
int reg, type;
-
+
if (ELF_ST_TYPE (((elf_symbol_type *) symbol)->internal_elf_sym.st_info)
!= STT_REGISTER)
return NULL;
fprintf (file, "REG_%c%c%11s%c%c R", "GOLI" [reg / 8], '0' + (reg & 7), "",
((type & BSF_LOCAL)
? (type & BSF_GLOBAL) ? '!' : 'l'
- : (type & BSF_GLOBAL) ? 'g' : ' '),
- (type & BSF_WEAK) ? 'w' : ' ');
+ : (type & BSF_GLOBAL) ? 'g' : ' '),
+ (type & BSF_WEAK) ? 'w' : ' ');
if (symbol->name == NULL || symbol->name [0] == '\0')
return "#scratch";
else
/* internal relocations per external relocations.
For link purposes we use just 1 internal per
1 external, for assembly and slurp symbol table
- we use 2. */
+ we use 2. */
1,
64, /* arch_size */
8, /* file_align */
#define bfd_elf64_bfd_link_hash_table_create \
sparc64_elf_bfd_link_hash_table_create
-
+
#define elf_info_to_howto \
sparc64_elf_info_to_howto
#define bfd_elf64_get_reloc_upper_bound \
sparc64_elf_print_symbol_all
#define elf_backend_output_arch_syms \
sparc64_elf_output_arch_syms
-
+#define bfd_elf64_bfd_copy_private_bfd_data \
+ sparc64_elf_copy_private_bfd_data
#define bfd_elf64_bfd_merge_private_bfd_data \
sparc64_elf_merge_private_bfd_data
sparc64_elf_size_info
#define elf_backend_object_p \
sparc64_elf_object_p
+#define elf_backend_reloc_type_class \
+ sparc64_elf_reloc_type_class
#define elf_backend_want_got_plt 0
#define elf_backend_plt_readonly 0
projects / deliverable / binutils-gdb.git / blobdiff