/* Alpha specific support for 64-bit ELF
- Copyright 1996, 1997, 1998 Free Software Foundation, Inc.
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001
+ Free Software Foundation, Inc.
Contributed by Richard Henderson <rth@tamu.edu>.
This file is part of BFD, the Binary File Descriptor library.
#define NO_COFF_SYMBOLS
#define NO_COFF_LINENOS
-/* Get the ECOFF swapping routines. Needed for the debug information. */
+/* Get the ECOFF swapping routines. Needed for the debug information. */
#include "coff/internal.h"
#include "coff/sym.h"
#include "coff/symconst.h"
#define ECOFF_64
#include "ecoffswap.h"
-static boolean elf64_alpha_mkobject PARAMS ((bfd *));
+static int alpha_elf_dynamic_symbol_p
+ PARAMS((struct elf_link_hash_entry *, struct bfd_link_info *));
static struct bfd_hash_entry * elf64_alpha_link_hash_newfunc
PARAMS((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
static struct bfd_link_hash_table * elf64_alpha_bfd_link_hash_table_create
static void elf64_alpha_info_to_howto
PARAMS((bfd *, arelent *, Elf64_Internal_Rela *));
+static boolean elf64_alpha_mkobject
+ PARAMS((bfd *));
static boolean elf64_alpha_object_p
PARAMS((bfd *));
static boolean elf64_alpha_section_from_shdr
PARAMS((bfd *, Elf64_Internal_Shdr *, char *));
+static boolean elf64_alpha_section_flags
+ PARAMS((flagword *, Elf64_Internal_Shdr *));
static boolean elf64_alpha_fake_sections
PARAMS((bfd *, Elf64_Internal_Shdr *, asection *));
-static int elf64_alpha_additional_program_headers
- PARAMS((bfd *));
static boolean elf64_alpha_create_got_section
PARAMS((bfd *, struct bfd_link_info *));
static boolean elf64_alpha_create_dynamic_sections
static boolean elf64_alpha_calc_got_offsets_for_symbol
PARAMS ((struct alpha_elf_link_hash_entry *, PTR));
static void elf64_alpha_calc_got_offsets PARAMS ((struct bfd_link_info *));
-static void elf64_alpha_strip_section_from_output PARAMS ((asection *));
static boolean elf64_alpha_size_got_sections
PARAMS ((bfd *, struct bfd_link_info *));
static boolean elf64_alpha_always_size_sections
PARAMS((struct bfd_link_info *, struct elf_link_hash_entry *));
static boolean elf64_alpha_size_dynamic_sections
PARAMS((bfd *, struct bfd_link_info *));
-static boolean elf64_alpha_adjust_dynindx
- PARAMS((struct elf_link_hash_entry *, PTR));
static boolean elf64_alpha_relocate_section
PARAMS((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
PARAMS((bfd *, struct bfd_link_info *));
static boolean elf64_alpha_final_link
PARAMS((bfd *, struct bfd_link_info *));
-
+static boolean elf64_alpha_merge_ind_symbols
+ PARAMS((struct alpha_elf_link_hash_entry *, PTR));
+static Elf_Internal_Rela * elf64_alpha_find_reloc_at_ofs
+ PARAMS ((Elf_Internal_Rela *, Elf_Internal_Rela *, bfd_vma, int));
+static enum elf_reloc_type_class elf64_alpha_reloc_type_class
+ PARAMS ((int));
\f
struct alpha_elf_link_hash_entry
{
bfd *gotobj;
/* the addend in effect for this entry. */
- bfd_vma addend;
+ bfd_signed_vma addend;
/* the .got offset for this entry. */
int got_offset;
asection *srel;
/* what kind of relocation? */
- unsigned long rtype;
+ unsigned int rtype;
+
+ /* is this against read-only section? */
+ unsigned int reltext : 1;
/* how many did we find? */
unsigned long count;
/* Should we do dynamic things to this symbol? */
-#define alpha_elf_dynamic_symbol_p(h, info) \
- (((info)->shared && !(info)->symbolic && (h)->dynindx != -1) \
- || (((h)->elf_link_hash_flags \
- & (ELF_LINK_HASH_DEF_DYNAMIC | ELF_LINK_HASH_REF_REGULAR)) \
- == (ELF_LINK_HASH_DEF_DYNAMIC | ELF_LINK_HASH_REF_REGULAR)) \
- || (h)->root.type == bfd_link_hash_undefweak)
+static int
+alpha_elf_dynamic_symbol_p (h, info)
+ struct elf_link_hash_entry *h;
+ struct bfd_link_info *info;
+{
+ if (h == NULL)
+ return false;
+
+ 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;
+
+ if (h->dynindx == -1)
+ return false;
+
+ if (h->root.type == bfd_link_hash_undefweak
+ || h->root.type == bfd_link_hash_defweak)
+ return true;
+
+ switch (ELF_ST_VISIBILITY (h->other))
+ {
+ case STV_DEFAULT:
+ break;
+ case STV_HIDDEN:
+ case STV_INTERNAL:
+ return false;
+ case STV_PROTECTED:
+ if (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR)
+ return false;
+ break;
+ }
+
+ if ((info->shared && !info->symbolic)
+ || ((h->elf_link_hash_flags
+ & (ELF_LINK_HASH_DEF_DYNAMIC | ELF_LINK_HASH_REF_REGULAR))
+ == (ELF_LINK_HASH_DEF_DYNAMIC | ELF_LINK_HASH_REF_REGULAR)))
+ return true;
+
+ return false;
+}
/* Create an entry in a Alpha ELF linker hash table. */
from smaller values. Start with zero, widen, *then* decrement. */
#define MINUS_ONE (((bfd_vma)0) - 1)
+#define SKIP_HOWTO(N) \
+ HOWTO(N, 0, 0, 0, 0, 0, 0, elf64_alpha_reloc_bad, 0, 0, 0, 0, 0)
+
static reloc_howto_type elf64_alpha_howto_table[] =
{
HOWTO (R_ALPHA_NONE, /* type */
/* Used for an instruction that refers to memory off the GP register. */
HOWTO (R_ALPHA_LITERAL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
This does not actually do any relocation. */
HOWTO (R_ALPHA_LITUSE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
/* A hint for a jump to a register. */
HOWTO (R_ALPHA_HINT, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
14, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
false, /* partial_inplace */
0xffff, /* src_mask */
0xffff, /* dst_mask */
- false), /* pcrel_offset */
+ true), /* pcrel_offset */
/* 32 bit PC relative offset. */
HOWTO (R_ALPHA_SREL32, /* type */
false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
+ true), /* pcrel_offset */
/* A 64 bit PC relative offset. */
HOWTO (R_ALPHA_SREL64, /* type */
false, /* partial_inplace */
MINUS_ONE, /* src_mask */
MINUS_ONE, /* dst_mask */
- false), /* pcrel_offset */
-
- /* Push a value on the reloc evaluation stack. */
- /* Not implemented -- it's dumb. */
- HOWTO (R_ALPHA_OP_PUSH, /* type */
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
- "OP_PUSH", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
-
- /* Store the value from the stack at the given address. Store it in
- a bitfield of size r_size starting at bit position r_offset. */
- /* Not implemented -- it's dumb. */
- HOWTO (R_ALPHA_OP_STORE, /* type */
- 0, /* rightshift */
- 4, /* size (0 = byte, 1 = short, 2 = long) */
- 64, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
- "OP_STORE", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- MINUS_ONE, /* dst_mask */
- false), /* pcrel_offset */
-
- /* Subtract the reloc address from the value on the top of the
- relocation stack. */
- /* Not implemented -- it's dumb. */
- HOWTO (R_ALPHA_OP_PSUB, /* type */
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
- "OP_PSUB", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
-
- /* Shift the value on the top of the relocation stack right by the
- given value. */
- /* Not implemented -- it's dumb. */
- HOWTO (R_ALPHA_OP_PRSHIFT, /* type */
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
- "OP_PRSHIFT", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
+ true), /* pcrel_offset */
- /* Change the value of GP used by +r_addend until the next GPVALUE or the
- end of the input bfd. */
- /* Not implemented -- it's dumb. */
- HOWTO (R_ALPHA_GPVALUE,
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
- "GPVALUE", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
+ /* Skip 12 - 16; deprecated ECOFF relocs. */
+ SKIP_HOWTO (12),
+ SKIP_HOWTO (13),
+ SKIP_HOWTO (14),
+ SKIP_HOWTO (15),
+ SKIP_HOWTO (16),
/* The high 16 bits of the displacement from GP to the target. */
HOWTO (R_ALPHA_GPRELHIGH,
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
+ 0, /* special_function */
"GPRELHIGH", /* name */
false, /* partial_inplace */
0xffff, /* src_mask */
/* The low 16 bits of the displacement from GP to the target. */
HOWTO (R_ALPHA_GPRELLOW,
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
+ 0, /* special_function */
"GPRELLOW", /* name */
false, /* partial_inplace */
0xffff, /* src_mask */
false), /* pcrel_offset */
/* A 16-bit displacement from the GP to the target. */
- /* XXX: Not implemented. */
- HOWTO (R_ALPHA_IMMED_GP_16,
+ HOWTO (R_ALPHA_GPREL16,
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
0, /* special_function */
- "IMMED_GP_16", /* name */
+ "GPREL16", /* name */
false, /* partial_inplace */
0xffff, /* src_mask */
0xffff, /* dst_mask */
false), /* pcrel_offset */
- /* The high bits of a 32-bit displacement from the GP to the target; the
- low bits are supplied in the subsequent R_ALPHA_IMMED_LO32 relocs. */
- /* XXX: Not implemented. */
- HOWTO (R_ALPHA_IMMED_GP_HI32,
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
- "IMMED_GP_HI32", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
-
- /* The high bits of a 32-bit displacement to the starting address of the
- current section (the relocation target is ignored); the low bits are
- supplied in the subsequent R_ALPHA_IMMED_LO32 relocs. */
- /* XXX: Not implemented. */
- HOWTO (R_ALPHA_IMMED_SCN_HI32,
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
- "IMMED_SCN_HI32", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
-
- /* The high bits of a 32-bit displacement from the previous br, bsr, jsr
- or jmp insn (as tagged by a BRADDR or HINT reloc) to the target; the
- low bits are supplied by subsequent R_ALPHA_IMMED_LO32 relocs. */
- /* XXX: Not implemented. */
- HOWTO (R_ALPHA_IMMED_BR_HI32,
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
- "IMMED_BR_HI32", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
-
- /* The low 16 bits of a displacement calculated in a previous HI32 reloc. */
- /* XXX: Not implemented. */
- HOWTO (R_ALPHA_IMMED_LO32,
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- elf64_alpha_reloc_bad, /* special_function */
- "IMMED_LO32", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
+ /* Skip 20 - 23; deprecated ECOFF relocs. */
+ SKIP_HOWTO (20),
+ SKIP_HOWTO (21),
+ SKIP_HOWTO (22),
+ SKIP_HOWTO (23),
- /* Misc ELF relocations. */
+ /* Misc ELF relocations. */
/* A dynamic relocation to copy the target into our .dynbss section. */
/* Not generated, as all Alpha objects use PIC, so it is not needed. It
static bfd_reloc_status_type
elf64_alpha_reloc_nil (abfd, reloc, sym, data, sec, output_bfd, error_message)
- bfd *abfd;
+ bfd *abfd ATTRIBUTE_UNUSED;
arelent *reloc;
- asymbol *sym;
- PTR data;
+ asymbol *sym ATTRIBUTE_UNUSED;
+ PTR data ATTRIBUTE_UNUSED;
asection *sec;
bfd *output_bfd;
- char **error_message;
+ char **error_message ATTRIBUTE_UNUSED;
{
if (output_bfd)
reloc->address += sec->output_offset;
static bfd_reloc_status_type
elf64_alpha_reloc_bad (abfd, reloc, sym, data, sec, output_bfd, error_message)
- bfd *abfd;
+ bfd *abfd ATTRIBUTE_UNUSED;
arelent *reloc;
- asymbol *sym;
- PTR data;
+ asymbol *sym ATTRIBUTE_UNUSED;
+ PTR data ATTRIBUTE_UNUSED;
asection *sec;
bfd *output_bfd;
- char **error_message;
+ char **error_message ATTRIBUTE_UNUSED;
{
if (output_bfd)
reloc->address += sec->output_offset;
output_bfd, err_msg)
bfd *abfd;
arelent *reloc_entry;
- asymbol *sym;
+ asymbol *sym ATTRIBUTE_UNUSED;
PTR data;
asection *input_section;
bfd *output_bfd;
static const struct elf_reloc_map elf64_alpha_reloc_map[] =
{
- {BFD_RELOC_NONE, R_ALPHA_NONE},
- {BFD_RELOC_32, R_ALPHA_REFLONG},
- {BFD_RELOC_64, R_ALPHA_REFQUAD},
- {BFD_RELOC_CTOR, R_ALPHA_REFQUAD},
- {BFD_RELOC_GPREL32, R_ALPHA_GPREL32},
- {BFD_RELOC_ALPHA_ELF_LITERAL, R_ALPHA_LITERAL},
- {BFD_RELOC_ALPHA_LITUSE, R_ALPHA_LITUSE},
- {BFD_RELOC_ALPHA_GPDISP, R_ALPHA_GPDISP},
- {BFD_RELOC_23_PCREL_S2, R_ALPHA_BRADDR},
- {BFD_RELOC_ALPHA_HINT, R_ALPHA_HINT},
- {BFD_RELOC_16_PCREL, R_ALPHA_SREL16},
- {BFD_RELOC_32_PCREL, R_ALPHA_SREL32},
- {BFD_RELOC_64_PCREL, R_ALPHA_SREL64},
+ {BFD_RELOC_NONE, R_ALPHA_NONE},
+ {BFD_RELOC_32, R_ALPHA_REFLONG},
+ {BFD_RELOC_64, R_ALPHA_REFQUAD},
+ {BFD_RELOC_CTOR, R_ALPHA_REFQUAD},
+ {BFD_RELOC_GPREL32, R_ALPHA_GPREL32},
+ {BFD_RELOC_ALPHA_ELF_LITERAL, R_ALPHA_LITERAL},
+ {BFD_RELOC_ALPHA_LITUSE, R_ALPHA_LITUSE},
+ {BFD_RELOC_ALPHA_GPDISP, R_ALPHA_GPDISP},
+ {BFD_RELOC_23_PCREL_S2, R_ALPHA_BRADDR},
+ {BFD_RELOC_ALPHA_HINT, R_ALPHA_HINT},
+ {BFD_RELOC_16_PCREL, R_ALPHA_SREL16},
+ {BFD_RELOC_32_PCREL, R_ALPHA_SREL32},
+ {BFD_RELOC_64_PCREL, R_ALPHA_SREL64},
+ {BFD_RELOC_ALPHA_GPREL_HI16, R_ALPHA_GPRELHIGH},
+ {BFD_RELOC_ALPHA_GPREL_LO16, R_ALPHA_GPRELLOW},
+ {BFD_RELOC_GPREL16, R_ALPHA_GPREL16},
};
/* Given a BFD reloc type, return a HOWTO structure. */
static reloc_howto_type *
elf64_alpha_bfd_reloc_type_lookup (abfd, code)
- bfd *abfd;
+ bfd *abfd ATTRIBUTE_UNUSED;
bfd_reloc_code_real_type code;
{
const struct elf_reloc_map *i, *e;
static void
elf64_alpha_info_to_howto (abfd, cache_ptr, dst)
- bfd *abfd;
+ bfd *abfd ATTRIBUTE_UNUSED;
arelent *cache_ptr;
Elf64_Internal_Rela *dst;
{
cache_ptr->howto = &elf64_alpha_howto_table[r_type];
}
\f
-/* These functions do relaxation for Alpha ELF.
+/* These functions do relaxation for Alpha ELF.
Currently I'm only handling what I can do with existing compiler
and assembler support, which means no instructions are removed,
};
static Elf_Internal_Rela * elf64_alpha_relax_with_lituse
- PARAMS((struct alpha_relax_info *info, bfd_vma symval,
+ PARAMS((struct alpha_relax_info *info, bfd_vma symval,
Elf_Internal_Rela *irel, Elf_Internal_Rela *irelend));
static boolean elf64_alpha_relax_without_lituse
- PARAMS((struct alpha_relax_info *info, bfd_vma symval,
+ PARAMS((struct alpha_relax_info *info, bfd_vma symval,
Elf_Internal_Rela *irel));
static bfd_vma elf64_alpha_relax_opt_call
{
while (rel < relend)
{
- if (rel->r_offset == offset && ELF64_R_TYPE (rel->r_info) == type)
+ if (rel->r_offset == offset
+ && ELF64_R_TYPE (rel->r_info) == (unsigned int) type)
return rel;
++rel;
}
flags |= 1 << urel->r_addend;
}
- /* A little preparation for the loop... */
+ /* A little preparation for the loop... */
disp = symval - info->gp;
- fits16 = (disp >= -(bfd_signed_vma)0x8000 && disp < 0x8000);
- fits32 = (disp >= -(bfd_signed_vma)0x80000000 && disp < 0x7fff8000);
for (urel = irel+1, i = 0; i < count; ++i, ++urel)
{
unsigned int insn;
+ int insn_disp;
+ bfd_signed_vma xdisp;
+
insn = bfd_get_32 (info->abfd, info->contents + urel->r_offset);
switch (urel->r_addend)
case 1: /* MEM FORMAT */
/* We can always optimize 16-bit displacements. */
+
+ /* Extract the displacement from the instruction, sign-extending
+ it if necessary, then test whether it is within 16 or 32 bits
+ displacement from GP. */
+ insn_disp = insn & 0x0000ffff;
+ if (insn_disp & 0x00008000)
+ insn_disp |= 0xffff0000; /* Negative: sign-extend. */
+
+ xdisp = disp + insn_disp;
+ fits16 = (xdisp >= - (bfd_signed_vma) 0x00008000 && xdisp < 0x00008000);
+ fits32 = (xdisp >= - (bfd_signed_vma) 0x80000000 && xdisp < 0x7fff8000);
+
if (fits16)
{
- /* FIXME: sanity check the insn for mem format with
- zero addend. */
-
- /* Take the op code and dest from this insn, take the base
+ /* Take the op code and dest from this insn, take the base
register from the literal insn. Leave the offset alone. */
- insn = (insn & 0xffe00000) | (lit_insn & 0x001f0000);
+ insn = (insn & 0xffe0ffff) | (lit_insn & 0x001f0000);
urel->r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info),
- R_ALPHA_GPRELLOW);
+ R_ALPHA_GPREL16);
urel->r_addend = irel->r_addend;
info->changed_relocs = true;
/* If all mem+byte, we can optimize 32-bit mem displacements. */
else if (fits32 && !(flags & ~6))
{
- /* FIXME: sanity check that lit insn Ra is mem insn Rb, and
- that mem_insn disp is zero. */
+ /* FIXME: sanity check that lit insn Ra is mem insn Rb. */
irel->r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info),
R_ALPHA_GPRELHIGH);
{
Elf_Internal_Rela *xrel;
- /* Preserve branch prediction call stack when possible. */
+ /* Preserve branch prediction call stack when possible. */
if ((insn & INSN_JSR_MASK) == INSN_JSR)
insn = (OP_BSR << 26) | (insn & 0x03e00000);
else
insn = (OP_BR << 26) | (insn & 0x03e00000);
-
+
urel->r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info),
R_ALPHA_BRADDR);
urel->r_addend = irel->r_addend;
/* Kill any HINT reloc that might exist for this insn. */
xrel = (elf64_alpha_find_reloc_at_ofs
- (info->relocs, info->relend, urel->r_offset,
+ (info->relocs, info->relend, urel->r_offset,
R_ALPHA_HINT));
if (xrel)
xrel->r_info = ELF64_R_INFO (0, R_ALPHA_NONE);
else
all_optimized = false;
- /* ??? If target gp == current gp we can eliminate the gp reload.
- This does depend on every place a gp could be reloaded will
- be, which currently happens for all code produced by gcc, but
- not necessarily by hand-coded assembly, or if sibling calls
- are enabled in gcc.
+ /* Even if the target is not in range for a direct branch,
+ if we share a GP, we can eliminate the gp reload. */
+ if (optdest)
+ {
+ Elf_Internal_Rela *gpdisp
+ = (elf64_alpha_find_reloc_at_ofs
+ (irel, irelend, urel->r_offset + 4, R_ALPHA_GPDISP));
+ if (gpdisp)
+ {
+ bfd_byte *p_ldah = info->contents + gpdisp->r_offset;
+ bfd_byte *p_lda = p_ldah + gpdisp->r_addend;
+ unsigned int ldah = bfd_get_32 (info->abfd, p_ldah);
+ unsigned int lda = bfd_get_32 (info->abfd, p_lda);
+
+ /* Verify that the instruction is "ldah $29,0($26)".
+ Consider a function that ends in a noreturn call,
+ and that the next function begins with an ldgp,
+ and that by accident there is no padding between.
+ In that case the insn would use $27 as the base. */
+ if (ldah == 0x27ba0000 && lda == 0x23bd0000)
+ {
+ bfd_put_32 (info->abfd, INSN_UNOP, p_ldah);
+ bfd_put_32 (info->abfd, INSN_UNOP, p_lda);
- Perhaps conditionalize this on a flag being set in the target
- object file's header, and have gcc set it? */
+ gpdisp->r_info = ELF64_R_INFO (0, R_ALPHA_NONE);
+ info->changed_contents = true;
+ info->changed_relocs = true;
+ }
+ }
+ }
}
break;
}
/* If the symbol is marked NOPV, we are being told the function never
needs its procedure value. */
- if (info->other == STO_ALPHA_NOPV)
+ if ((info->other & STO_ALPHA_STD_GPLOAD) == STO_ALPHA_NOPV)
return symval;
/* If the symbol is marked STD_GP, we are being told the function does
- a normal ldgp in the first two words. */
- else if (info->other == STO_ALPHA_STD_GPLOAD)
+ a normal ldgp in the first two words. */
+ else if ((info->other & STO_ALPHA_STD_GPLOAD) == STO_ALPHA_STD_GPLOAD)
;
/* Otherwise, we may be able to identify a GP load in the first two
words, which we can then skip. */
- else
+ else
{
Elf_Internal_Rela *tsec_relocs, *tsec_relend, *tsec_free, *gpdisp;
bfd_vma ofs;
- /* Load the relocations from the section that the target symbol is in. */
+ /* Load the relocations from the section that the target symbol is in. */
if (info->sec == info->tsec)
{
tsec_relocs = info->relocs;
/* Recover the symbol's offset within the section. */
ofs = (symval - info->tsec->output_section->vma
- info->tsec->output_offset);
-
+
/* Look for a GPDISP reloc. */
gpdisp = (elf64_alpha_find_reloc_at_ofs
(tsec_relocs, tsec_relend, ofs, R_ALPHA_GPDISP));
free (tsec_free);
}
- /* We've now determined that we can skip an initial gp load. Verify
+ /* We've now determined that we can skip an initial gp load. Verify
that the call and the target use the same gp. */
if (info->link_info->hash->creator != info->tsec->owner->xvec
|| info->gotobj != alpha_elf_tdata (info->tsec->owner)->gotobj)
bfd_put_32 (info->abfd, insn, info->contents + irel->r_offset);
info->changed_contents = true;
- irel->r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info), R_ALPHA_GPRELLOW);
+ irel->r_info = ELF64_R_INFO (ELF64_R_SYM (irel->r_info), R_ALPHA_GPREL16);
info->changed_relocs = true;
/* Reduce the use count on this got entry by one, possibly
Any such memory load insn may be substituted by a load directly
off the GP. This allows the memory load insn to be issued before
- the calculated GP register would otherwise be ready.
+ the calculated GP register would otherwise be ready.
Any such jsr insn can be replaced by a bsr if it is in range.
if (! link_info->keep_memory)
free_relocs = internal_relocs;
- memset(&info, 0, sizeof(info));
+ memset(&info, 0, sizeof (info));
info.abfd = abfd;
info.sec = sec;
info.link_info = link_info;
for (irel = internal_relocs; irel < irelend; irel++)
{
bfd_vma symval;
- unsigned int insn;
Elf_Internal_Sym isym;
+ struct alpha_elf_got_entry *gotent;
if (ELF64_R_TYPE (irel->r_info) != (int) R_ALPHA_LITERAL)
continue;
/* Get the value of the symbol referred to by the reloc. */
if (ELF64_R_SYM (irel->r_info) < symtab_hdr->sh_info)
{
-
/* A local symbol. */
bfd_elf64_swap_symbol_in (abfd,
extsyms + ELF64_R_SYM (irel->r_info),
info.tsec = bfd_abs_section_ptr;
else if (isym.st_shndx == SHN_COMMON)
info.tsec = bfd_com_section_ptr;
- else
- continue; /* who knows. */
+ else
+ continue; /* who knows. */
info.h = NULL;
- info.gotent = local_got_entries[ELF64_R_SYM(irel->r_info)];
info.other = isym.st_other;
+ gotent = local_got_entries[ELF64_R_SYM(irel->r_info)];
symval = isym.st_value;
}
else
{
unsigned long indx;
struct alpha_elf_link_hash_entry *h;
- struct alpha_elf_got_entry *gotent;
indx = ELF64_R_SYM (irel->r_info) - symtab_hdr->sh_info;
h = alpha_elf_sym_hashes (abfd)[indx];
BFD_ASSERT (h != NULL);
+ while (h->root.root.type == bfd_link_hash_indirect
+ || h->root.root.type == bfd_link_hash_warning)
+ h = (struct alpha_elf_link_hash_entry *)h->root.root.u.i.link;
+
/* We can't do anthing with undefined or dynamic symbols. */
if (h->root.root.type == bfd_link_hash_undefined
|| h->root.root.type == bfd_link_hash_undefweak
|| alpha_elf_dynamic_symbol_p (&h->root, link_info))
continue;
- /* Search for the got entry to be used by this relocation. */
- for (gotent = h->got_entries; gotent ; gotent = gotent->next)
- if (gotent->gotobj == info.gotobj
- && gotent->addend == irel->r_addend)
- break;
-
info.h = h;
- info.gotent = gotent;
info.tsec = h->root.root.u.def.section;
info.other = h->root.other;
+ gotent = h->got_entries;
symval = h->root.root.u.def.value;
}
+
+ /* Search for the got entry to be used by this relocation. */
+ while (gotent->gotobj != info.gotobj || gotent->addend != irel->r_addend)
+ gotent = gotent->next;
+ info.gotent = gotent;
+
symval += info.tsec->output_section->vma + info.tsec->output_offset;
symval += irel->r_addend;
if (strcmp (name, ".mdebug") != 0)
return false;
break;
-#ifdef ERIC_neverdef
- case SHT_ALPHA_REGINFO:
- if (strcmp (name, ".reginfo") != 0
- || hdr->sh_size != sizeof (Elf64_External_RegInfo))
- return false;
- break;
-#endif
default:
return false;
}
return false;
}
-#ifdef ERIC_neverdef
- /* For a .reginfo section, set the gp value in the tdata information
- from the contents of this section. We need the gp value while
- processing relocs, so we just get it now. */
- if (hdr->sh_type == SHT_ALPHA_REGINFO)
- {
- Elf64_External_RegInfo ext;
- Elf64_RegInfo s;
+ return true;
+}
- if (! bfd_get_section_contents (abfd, newsect, (PTR) &ext,
- (file_ptr) 0, sizeof ext))
- return false;
- bfd_alpha_elf64_swap_reginfo_in (abfd, &ext, &s);
- elf_gp (abfd) = s.ri_gp_value;
- }
-#endif
+/* Convert Alpha specific section flags to bfd internal section flags. */
+
+static boolean
+elf64_alpha_section_flags (flags, hdr)
+ flagword *flags;
+ Elf64_Internal_Shdr *hdr;
+{
+ if (hdr->sh_flags & SHF_ALPHA_GPREL)
+ *flags |= SEC_SMALL_DATA;
return true;
}
else
hdr->sh_entsize = 1;
}
-#ifdef ERIC_neverdef
- else if (strcmp (name, ".reginfo") == 0)
- {
- hdr->sh_type = SHT_ALPHA_REGINFO;
- /* In a shared object on Irix 5.3, the .reginfo section has an
- entsize of 0x18. FIXME: Does this matter? */
- if ((abfd->flags & DYNAMIC) != 0)
- hdr->sh_entsize = sizeof (Elf64_External_RegInfo);
- else
- hdr->sh_entsize = 1;
-
- /* Force the section size to the correct value, even if the
- linker thinks it is larger. The link routine below will only
- write out this much data for .reginfo. */
- hdr->sh_size = sec->_raw_size = sizeof (Elf64_External_RegInfo);
- }
- else if (strcmp (name, ".hash") == 0
- || strcmp (name, ".dynamic") == 0
- || strcmp (name, ".dynstr") == 0)
- {
- hdr->sh_entsize = 0;
- hdr->sh_info = SIZEOF_ALPHA_DYNSYM_SECNAMES;
- }
-#endif
- else if (strcmp (name, ".sdata") == 0
+ else if ((sec->flags & SEC_SMALL_DATA)
+ || strcmp (name, ".sdata") == 0
|| strcmp (name, ".sbss") == 0
|| strcmp (name, ".lit4") == 0
|| strcmp (name, ".lit8") == 0)
bfd *abfd;
struct bfd_link_info *info;
const Elf_Internal_Sym *sym;
- const char **namep;
- flagword *flagsp;
+ const char **namep ATTRIBUTE_UNUSED;
+ flagword *flagsp ATTRIBUTE_UNUSED;
asection **secp;
bfd_vma *valp;
{
if (sym->st_shndx == SHN_COMMON
&& !info->relocateable
- && sym->st_size <= bfd_get_gp_size (abfd))
+ && sym->st_size <= elf_gp_size (abfd))
{
/* Common symbols less than or equal to -G nn bytes are
automatically put into .sbss. */
return true;
}
-/* Return the number of additional phdrs we will need. */
-
-static int
-elf64_alpha_additional_program_headers (abfd)
- bfd *abfd;
-{
- asection *s;
- int ret;
-
- ret = 0;
-
- s = bfd_get_section_by_name (abfd, ".reginfo");
- if (s != NULL && (s->flags & SEC_LOAD) != 0)
- {
- /* We need a PT_ALPHA_REGINFO segment. */
- ++ret;
- }
-
- if (bfd_get_section_by_name (abfd, ".dynamic") != NULL
- && bfd_get_section_by_name (abfd, ".mdebug") != NULL)
- {
- /* We need a PT_ALPHA_RTPROC segment. */
- ++ret;
- }
-
- return ret;
-}
-
/* Create the .got section. */
static boolean
elf64_alpha_create_got_section(abfd, info)
bfd *abfd;
- struct bfd_link_info *info;
+ struct bfd_link_info *info ATTRIBUTE_UNUSED;
{
asection *s;
char *ext_hdr = NULL;
swap = get_elf_backend_data (abfd)->elf_backend_ecoff_debug_swap;
+ memset (debug, 0, sizeof (*debug));
ext_hdr = (char *) bfd_malloc ((size_t) swap->external_hdr_size);
if (ext_hdr == NULL && swap->external_hdr_size != 0)
static boolean
elf64_alpha_is_local_label_name (abfd, name)
- bfd *abfd;
+ bfd *abfd ATTRIBUTE_UNUSED;
const char *name;
{
return name[0] == '$';
{
asection *msec;
+ if (_bfd_dwarf2_find_nearest_line (abfd, section, symbols, offset,
+ filename_ptr, functionname_ptr,
+ line_ptr, 0,
+ &elf_tdata (abfd)->dwarf2_find_line_info))
+ return true;
+
msec = bfd_get_section_by_name (abfd, ".mdebug");
if (msec != NULL)
{
else
h->esym.asym.value = 0;
}
-#if 0 /* FIXME? */
- h->esym.ifd = 0;
-#endif
}
if (! bfd_ecoff_debug_one_external (einfo->abfd, einfo->debug, einfo->swap,
/* FALLTHRU */
case R_ALPHA_GPDISP:
+ case R_ALPHA_GPREL16:
case R_ALPHA_GPREL32:
case R_ALPHA_GPRELHIGH:
case R_ALPHA_GPRELLOW:
sreloc = bfd_make_section (dynobj, rel_sec_name);
if (sreloc == NULL
|| !bfd_set_section_flags (dynobj, sreloc,
- (SEC_ALLOC|SEC_LOAD
+ (((sec->flags
+ & SEC_ALLOC)
+ ? (SEC_ALLOC
+ | SEC_LOAD) : 0)
| SEC_HAS_CONTENTS
| SEC_IN_MEMORY
| SEC_LINKER_CREATED
don't know whether we'll actually need a dynamic relocation
entry for this reloc. So make a record of it. Once we
find out if this thing needs dynamic relocation we'll
- expand the relocation sections by the appropriate amount. */
+ expand the relocation sections by the appropriate amount. */
struct alpha_elf_reloc_entry *rent;
rent->srel = sreloc;
rent->rtype = r_type;
rent->count = 1;
+ rent->reltext = (sec->flags & SEC_READONLY) != 0;
rent->next = h->reloc_entries;
h->reloc_entries = rent;
else
rent->count++;
}
- else if (info->shared)
+ else if (info->shared && (sec->flags & SEC_ALLOC))
{
- /* If this is a shared library, we need a RELATIVE reloc. */
+ /* If this is a shared library, and the section is to be
+ loaded into memory, we need a RELATIVE reloc. */
sreloc->_raw_size += sizeof (Elf64_External_Rela);
+ if (sec->flags & SEC_READONLY)
+ info->flags |= DF_TEXTREL;
}
break;
}
generating a shared library, then set the symbol to the location
in the .plt. This is required to make function pointers compare
equal between the normal executable and the shared library. */
- if (!info->shared)
+ if (! info->shared
+ && h->root.type != bfd_link_hash_defweak)
{
h->root.u.def.section = s;
h->root.u.def.value = h->plt.offset;
static boolean
elf64_alpha_merge_ind_symbols (hi, dummy)
struct alpha_elf_link_hash_entry *hi;
- PTR dummy;
+ PTR dummy ATTRIBUTE_UNUSED;
{
struct alpha_elf_link_hash_entry *hs;
Elf_Internal_Shdr *symtab_hdr = &elf_tdata (bsub)->symtab_hdr;
int i, n;
- n = symtab_hdr->sh_size / symtab_hdr->sh_entsize - symtab_hdr->sh_info;
+ n = NUM_SHDR_ENTRIES (symtab_hdr) - symtab_hdr->sh_info;
for (i = 0; i < n; ++i)
{
struct alpha_elf_got_entry *ae, *be;
hashes = alpha_elf_sym_hashes (bsub);
symtab_hdr = &elf_tdata (bsub)->symtab_hdr;
- n = symtab_hdr->sh_size / symtab_hdr->sh_entsize - symtab_hdr->sh_info;
+ n = NUM_SHDR_ENTRIES (symtab_hdr) - symtab_hdr->sh_info;
for (i = 0; i < n; ++i)
{
struct alpha_elf_got_entry *ae, *be, **pbe, **start;
static boolean
elf64_alpha_calc_got_offsets_for_symbol (h, arg)
struct alpha_elf_link_hash_entry *h;
- PTR arg;
+ PTR arg ATTRIBUTE_UNUSED;
{
struct alpha_elf_got_entry *gotent;
}
}
-/* Remove a section from the output BFD. */
-
-static void
-elf64_alpha_strip_section_from_output (s)
- asection *s;
-{
- asection **spp;
-
- for (spp = &s->output_section->owner->sections;
- *spp != s->output_section;
- spp = &(*spp)->next)
- continue;
- *spp = s->output_section->next;
- --s->output_section->owner->section_count;
-}
-
/* Constructs the gots. */
static boolean
elf64_alpha_size_got_sections (output_bfd, info)
- bfd *output_bfd;
+ bfd *output_bfd ATTRIBUTE_UNUSED;
struct bfd_link_info *info;
{
- bfd *i, *got_list, *cur_got_obj;
+ bfd *i, *got_list, *cur_got_obj = NULL;
int something_changed = 0;
got_list = alpha_elf_hash_table (info)->got_list;
}
/* If the symbol is dynamic, we'll need all the relocations in their
- natural form. If it has been forced local, we'll need the same
- number of RELATIVE relocations.
- Except, don't add a .got reloc if we're not using a .plt entry. */
+ natural form. If this is a shared object, and it has been forced
+ local, we'll need the same number of RELATIVE relocations. */
- if ((alpha_elf_dynamic_symbol_p (&h->root, info)
- || info->shared)
- && h->root.plt.offset == MINUS_ONE)
+ if (alpha_elf_dynamic_symbol_p (&h->root, info) || info->shared)
{
- bfd *dynobj = elf_hash_table(info)->dynobj;
+ struct alpha_elf_reloc_entry *relent;
+ bfd *dynobj;
struct alpha_elf_got_entry *gotent;
- bfd_size_type count = 0;
+ bfd_size_type count;
asection *srel;
+ for (relent = h->reloc_entries; relent; relent = relent->next)
+ if (relent->rtype == R_ALPHA_REFLONG
+ || relent->rtype == R_ALPHA_REFQUAD)
+ {
+ relent->srel->_raw_size +=
+ sizeof (Elf64_External_Rela) * relent->count;
+ if (relent->reltext)
+ info->flags |= DT_TEXTREL;
+ }
+
+ dynobj = elf_hash_table(info)->dynobj;
+ count = 0;
+
for (gotent = h->got_entries; gotent ; gotent = gotent->next)
count++;
+
+ /* If we are using a .plt entry, subtract one, as the first
+ reference uses a .rela.plt entry instead. */
+ if (h->root.plt.offset != MINUS_ONE)
+ count--;
+
if (count > 0)
{
srel = bfd_get_section_by_name (dynobj, ".rela.got");
}
}
- /* Shared objects require at least RELATIVE relocs for all REFQUAD
- and REFLONG relocations. */
- if (info->shared)
- {
- struct alpha_elf_reloc_entry *relent;
-
- for (relent = h->reloc_entries; relent; relent = relent->next)
- if (relent->rtype == R_ALPHA_REFLONG
- || relent->rtype == R_ALPHA_REFQUAD)
- {
- relent->srel->_raw_size +=
- sizeof(Elf64_External_Rela) * relent->count;
- }
- }
-
return true;
}
static boolean
elf64_alpha_size_dynamic_sections (output_bfd, info)
- bfd *output_bfd;
+ bfd *output_bfd ATTRIBUTE_UNUSED;
struct bfd_link_info *info;
{
bfd *dynobj;
asection *s;
- boolean reltext;
boolean relplt;
dynobj = elf_hash_table(info)->dynobj;
i = alpha_elf_tdata(i)->got_link_next)
count += alpha_elf_tdata(i)->n_local_got_entries;
- srel->_raw_size += count * sizeof(Elf64_External_Rela);
+ srel->_raw_size += count * sizeof (Elf64_External_Rela);
}
}
/* else we're not dynamic and by definition we don't need such things. */
/* 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)
{
if (!strip)
{
- 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
- && (target->flags & SEC_ALLOC) != 0)
- reltext = true;
-
if (strcmp(name, ".rela.plt") == 0)
relplt = true;
}
if (strip)
- elf64_alpha_strip_section_from_output (s);
+ _bfd_strip_section_from_output (info, s);
else
{
/* Allocate memory for the section contents. */
}
}
- /* If we are generating a shared library, we generate a section
- symbol for each output section. These are local symbols, which
- means that they must come first in the dynamic symbol table.
- That means we must increment the dynamic symbol index of every
- other dynamic symbol. */
- if (info->shared)
- {
- long c[2], i;
- asection *p;
-
- c[0] = 0;
- c[1] = bfd_count_sections (output_bfd);
-
- elf_hash_table (info)->dynsymcount += c[1];
- elf_link_hash_traverse (elf_hash_table(info),
- elf64_alpha_adjust_dynindx,
- (PTR) c);
-
- for (i = 1, p = output_bfd->sections;
- p != NULL;
- p = p->next, i++)
- {
- elf_section_data (p)->dynindx = i;
- /* These symbols will have no names, so we don't need to
- fiddle with dynstr_index. */
- }
- }
-
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Add some entries to the .dynamic section. We fill in the
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)))
+ sizeof (Elf64_External_Rela)))
return false;
- if (reltext)
+ if (info->flags & DF_TEXTREL)
{
if (! bfd_elf64_add_dynamic_entry (info, DT_TEXTREL, 0))
return false;
return true;
}
-/* Increment the index of a dynamic symbol by a given amount. Called
- via elf_link_hash_traverse. */
-
-static boolean
-elf64_alpha_adjust_dynindx (h, cparg)
- struct elf_link_hash_entry *h;
- PTR cparg;
-{
- long *cp = (long *)cparg;
-
- if (h->dynindx >= cp[0])
- h->dynindx += cp[1];
-
- return true;
-}
-
/* Relocate an Alpha ELF section. */
static boolean
asection *sec, *sgot, *srel, *srelgot;
bfd *dynobj, *gotobj;
bfd_vma gp;
+ boolean ret_val = true;
srelgot = srel = NULL;
symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
struct alpha_elf_link_hash_entry *h;
Elf_Internal_Sym *sym;
bfd_vma relocation;
- bfd_vma addend;
+ bfd_signed_vma addend;
bfd_reloc_status_type r;
r_type = ELF64_R_TYPE(rel->r_info);
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. */
+
+ /* The symbol associated with GPDISP and LITUSE is
+ immaterial. Only the addend is significant. */
+ if (r_type == R_ALPHA_GPDISP || r_type == R_ALPHA_LITUSE)
+ continue;
+
if (r_symndx < symtab_hdr->sh_info)
{
sym = local_syms + r_symndx;
{
sec = h->root.root.u.def.section;
-#if rth_notdef
- if ((r_type == R_ALPHA_LITERAL
- && elf_hash_table(info)->dynamic_sections_created
- && (!info->shared
- || !info->symbolic
- || !(h->root.elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR)))
- || (info->shared
- && (!info->symbolic
- || !(h->root.elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR))
- && (input_section->flags & SEC_ALLOC)
- && (r_type == R_ALPHA_REFLONG
- || r_type == R_ALPHA_REFQUAD
- || r_type == R_ALPHA_LITERAL)))
- {
- /* In these cases, we don't need the relocation value.
- We check specially because in some obscure cases
- sec->output_section will be NULL. */
- relocation = 0;
- }
-#else
- /* FIXME: Are not these obscure cases simply bugs? Let's
- get something working and come back to this. */
if (sec->output_section == NULL)
relocation = 0;
-#endif /* rth_notdef */
else
{
relocation = (h->root.root.u.def.value
}
else if (h->root.root.type == bfd_link_hash_undefweak)
relocation = 0;
- else if (info->shared && !info->symbolic)
+ else if (info->shared && !info->symbolic
+ && !info->no_undefined
+ && ELF_ST_VISIBILITY (h->root.other) == STV_DEFAULT)
relocation = 0;
else
{
if (!((*info->callbacks->undefined_symbol)
(info, h->root.root.root.string, input_bfd,
- input_section, rel->r_offset)))
- return false;
+ input_section, rel->r_offset,
+ (!info->shared || info->no_undefined
+ || ELF_ST_VISIBILITY (h->root.other)))))
+ ret_val = false;
relocation = 0;
}
}
}
break;
- case R_ALPHA_OP_PUSH:
- case R_ALPHA_OP_STORE:
- case R_ALPHA_OP_PSUB:
- case R_ALPHA_OP_PRSHIFT:
- /* We hate these silly beasts. */
- abort();
-
case R_ALPHA_LITERAL:
{
struct alpha_elf_got_entry *gotent;
+ boolean dynamic_symbol;
BFD_ASSERT(sgot != NULL);
BFD_ASSERT(gp != 0);
if (h != NULL)
{
gotent = h->got_entries;
- BFD_ASSERT(gotent != NULL);
-
- while (gotent->gotobj != gotobj || gotent->addend != addend)
- gotent = gotent->next;
-
- /* Initialize the .got entry's value. */
- if (!(gotent->flags & ALPHA_ELF_GOT_ENTRY_RELOCS_DONE))
- {
- bfd_put_64 (output_bfd, relocation+addend,
- sgot->contents + gotent->got_offset);
-
- /* If the symbol has been forced local, output a
- RELATIVE reloc, otherwise it will be handled in
- finish_dynamic_symbol. */
- if (info->shared
- && !alpha_elf_dynamic_symbol_p (&h->root, info))
- {
- Elf_Internal_Rela outrel;
-
- BFD_ASSERT(srelgot != NULL);
-
- outrel.r_offset = (sgot->output_section->vma
- + sgot->output_offset
- + gotent->got_offset);
- outrel.r_info = ELF64_R_INFO(0, R_ALPHA_RELATIVE);
- outrel.r_addend = 0;
-
- bfd_elf64_swap_reloca_out (output_bfd, &outrel,
- ((Elf64_External_Rela *)
- srelgot->contents)
- + srelgot->reloc_count++);
- }
-
- gotent->flags |= ALPHA_ELF_GOT_ENTRY_RELOCS_DONE;
- }
+ dynamic_symbol = alpha_elf_dynamic_symbol_p (&h->root, info);
}
else
{
gotent = (alpha_elf_tdata(input_bfd)->
local_got_entries[r_symndx]);
- while (gotent->addend != addend)
- gotent = gotent->next;
+ dynamic_symbol = false;
+ }
- if (!(gotent->flags & ALPHA_ELF_GOT_ENTRY_RELOCS_DONE))
- {
- bfd_put_64 (output_bfd, relocation+addend,
- sgot->contents + gotent->got_offset);
+ BFD_ASSERT(gotent != NULL);
- /* Local got entries need RELATIVE relocs in shared
- libraries. */
- if (info->shared)
- {
- Elf_Internal_Rela outrel;
+ while (gotent->gotobj != gotobj || gotent->addend != addend)
+ gotent = gotent->next;
- BFD_ASSERT(srelgot != NULL);
+ BFD_ASSERT(gotent->use_count >= 1);
- outrel.r_offset = (sgot->output_section->vma
- + sgot->output_offset
- + gotent->got_offset);
- outrel.r_info = ELF64_R_INFO(0, R_ALPHA_RELATIVE);
- outrel.r_addend = 0;
-
- bfd_elf64_swap_reloca_out (output_bfd, &outrel,
- ((Elf64_External_Rela *)
- srelgot->contents)
- + srelgot->reloc_count++);
- }
+ /* Initialize the .got entry's value. */
+ if (!(gotent->flags & ALPHA_ELF_GOT_ENTRY_RELOCS_DONE))
+ {
+ bfd_put_64 (output_bfd, relocation+addend,
+ sgot->contents + gotent->got_offset);
- gotent->flags |= ALPHA_ELF_GOT_ENTRY_RELOCS_DONE;
+ /* If the symbol has been forced local, output a
+ RELATIVE reloc, otherwise it will be handled in
+ finish_dynamic_symbol. */
+ if (info->shared && !dynamic_symbol)
+ {
+ Elf_Internal_Rela outrel;
+
+ BFD_ASSERT(srelgot != NULL);
+
+ outrel.r_offset = (sgot->output_section->vma
+ + sgot->output_offset
+ + gotent->got_offset);
+ outrel.r_info = ELF64_R_INFO(0, R_ALPHA_RELATIVE);
+ outrel.r_addend = relocation+addend;
+
+ bfd_elf64_swap_reloca_out (output_bfd, &outrel,
+ ((Elf64_External_Rela *)
+ srelgot->contents)
+ + srelgot->reloc_count++);
+ BFD_ASSERT (sizeof (Elf64_External_Rela)
+ * srelgot->reloc_count
+ <= srelgot->_cooked_size);
}
+
+ gotent->flags |= ALPHA_ELF_GOT_ENTRY_RELOCS_DONE;
}
/* Figure the gprel relocation. */
/* overflow handled by _bfd_final_link_relocate */
goto default_reloc;
+ case R_ALPHA_GPREL16:
case R_ALPHA_GPREL32:
case R_ALPHA_GPRELLOW:
+ if (h && alpha_elf_dynamic_symbol_p (&h->root, info))
+ {
+ (*_bfd_error_handler)
+ (_("%s: gp-relative relocation against dynamic symbol %s"),
+ bfd_get_filename (input_bfd), h->root.root.root.string);
+ ret_val = false;
+ }
BFD_ASSERT(gp != 0);
relocation -= gp;
goto default_reloc;
case R_ALPHA_GPRELHIGH:
+ if (h && alpha_elf_dynamic_symbol_p (&h->root, info))
+ {
+ (*_bfd_error_handler)
+ (_("%s: gp-relative relocation against dynamic symbol %s"),
+ bfd_get_filename (input_bfd), h->root.root.root.string);
+ ret_val = false;
+ }
BFD_ASSERT(gp != 0);
relocation -= gp;
relocation += addend;
+ ((relocation >> 15) & 1));
goto default_reloc;
- case R_ALPHA_BRADDR:
case R_ALPHA_HINT:
+ /* A call to a dynamic symbol is definitely out of range of
+ the 16-bit displacement. Don't bother writing anything. */
+ if (h && alpha_elf_dynamic_symbol_p (&h->root, info))
+ {
+ r = bfd_reloc_ok;
+ break;
+ }
+ /* FALLTHRU */
+
+ case R_ALPHA_BRADDR:
/* The regular PC-relative stuff measures from the start of
the instruction rather than the end. */
addend -= 4;
outrel.r_addend = addend;
addend = 0, relocation = 0;
}
- else if (info->shared)
+ else if (info->shared && (input_section->flags & SEC_ALLOC))
{
outrel.r_info = ELF64_R_INFO(0, R_ALPHA_RELATIVE);
- outrel.r_addend = 0;
+ outrel.r_addend = relocation + addend;
}
else
goto default_reloc;
((Elf64_External_Rela *)
srel->contents)
+ srel->reloc_count++);
+ BFD_ASSERT (sizeof (Elf64_External_Rela) * srel->reloc_count
+ <= srel->_cooked_size);
}
goto default_reloc;
if (! ((*info->callbacks->reloc_overflow)
(info, name, howto->name, (bfd_vma) 0,
input_bfd, input_section, rel->r_offset)))
- return false;
+ ret_val = false;
}
break;
}
}
- return true;
+ return ret_val;
}
/* Finish up dynamic symbol handling. We set the contents of various
bfd_put_64 (output_bfd, plt_addr, sgot->contents + gotent->got_offset);
/* Subsequent .got entries will continue to bounce through the .plt. */
- while ((gotent = gotent->next) != NULL)
+ if (gotent->next)
{
- sgot = alpha_elf_tdata(gotent->gotobj)->got;
- BFD_ASSERT(sgot != NULL);
- BFD_ASSERT(gotent->addend == 0);
+ srel = bfd_get_section_by_name (dynobj, ".rela.got");
+ BFD_ASSERT (! info->shared || srel != NULL);
+
+ gotent = gotent->next;
+ do
+ {
+ sgot = alpha_elf_tdata(gotent->gotobj)->got;
+ BFD_ASSERT(sgot != NULL);
+ BFD_ASSERT(gotent->addend == 0);
+
+ bfd_put_64 (output_bfd, plt_addr,
+ sgot->contents + gotent->got_offset);
- bfd_put_64 (output_bfd, plt_addr,
- sgot->contents + gotent->got_offset);
+ if (info->shared)
+ {
+ outrel.r_offset = (sgot->output_section->vma
+ + sgot->output_offset
+ + gotent->got_offset);
+ outrel.r_info = ELF64_R_INFO(0, R_ALPHA_RELATIVE);
+ outrel.r_addend = plt_addr;
+
+ bfd_elf64_swap_reloca_out (output_bfd, &outrel,
+ ((Elf64_External_Rela *)
+ srel->contents)
+ + srel->reloc_count++);
+ BFD_ASSERT (sizeof (Elf64_External_Rela) * srel->reloc_count
+ <= srel->_cooked_size);
+ }
+
+ gotent = gotent->next;
+ }
+ while (gotent != NULL);
}
}
else if (alpha_elf_dynamic_symbol_p (h, info))
bfd_elf64_swap_reloca_out (output_bfd, &outrel,
((Elf64_External_Rela *)srel->contents
+ srel->reloc_count++));
+ BFD_ASSERT (sizeof (Elf64_External_Rela) * srel->reloc_count
+ <= srel->_cooked_size);
}
}
}
}
- if (info->shared)
- {
- asection *sdynsym;
- asection *s;
- Elf_Internal_Sym sym;
-
- /* Set up the section symbols for the output sections. */
-
- sdynsym = bfd_get_section_by_name (dynobj, ".dynsym");
- BFD_ASSERT (sdynsym != NULL);
-
- sym.st_size = 0;
- sym.st_name = 0;
- sym.st_info = ELF_ST_INFO (STB_LOCAL, STT_SECTION);
- sym.st_other = 0;
-
- for (s = output_bfd->sections; s != NULL; s = s->next)
- {
- int indx;
-
- sym.st_value = s->vma;
-
- indx = elf_section_data (s)->this_idx;
- BFD_ASSERT (indx > 0);
- sym.st_shndx = indx;
-
- bfd_elf64_swap_symbol_out (output_bfd, &sym,
- (PTR) (((Elf64_External_Sym *)
- sdynsym->contents)
- + elf_section_data (s)->dynindx));
- }
-
- /* Set the sh_info field of the output .dynsym section to the
- index of the first global symbol. */
- elf_section_data (sdynsym->output_section)->this_hdr.sh_info =
- bfd_count_sections (output_bfd) + 1;
- }
-
return true;
}
-/* We need to use a special link routine to handle the .reginfo and
- the .mdebug sections. We need to merge all instances of these
- sections together, not write them all out sequentially. */
+/* We need to use a special link routine to handle the .mdebug section.
+ We need to merge all instances of these sections together, not write
+ them all out sequentially. */
static boolean
elf64_alpha_final_link (abfd, info)
{
asection *o;
struct bfd_link_order *p;
- asection *reginfo_sec, *mdebug_sec, *gptab_data_sec, *gptab_bss_sec;
+ asection *mdebug_sec;
struct ecoff_debug_info debug;
const struct ecoff_debug_swap *swap
= get_elf_backend_data (abfd)->elf_backend_ecoff_debug_swap;
HDRR *symhdr = &debug.symbolic_header;
PTR mdebug_handle = NULL;
-#if 0
- if (++ngots == 2)
- {
- (*info->callbacks->warning)
- (info, _("using multiple gp values"), (char *) NULL,
- output_bfd, (asection *) NULL, (bfd_vma) 0);
- }
-#endif
-
- /* Go through the sections and collect the .reginfo and .mdebug
- information. */
- reginfo_sec = NULL;
+ /* Go through the sections and collect the mdebug information. */
mdebug_sec = NULL;
- gptab_data_sec = NULL;
- gptab_bss_sec = NULL;
for (o = abfd->sections; o != (asection *) NULL; o = o->next)
{
-#ifdef ERIC_neverdef
- if (strcmp (o->name, ".reginfo") == 0)
- {
- memset (®info, 0, sizeof reginfo);
-
- /* We have found the .reginfo section in the output file.
- Look through all the link_orders comprising it and merge
- the information together. */
- for (p = o->link_order_head;
- p != (struct bfd_link_order *) NULL;
- p = p->next)
- {
- asection *input_section;
- bfd *input_bfd;
- Elf64_External_RegInfo ext;
- Elf64_RegInfo sub;
-
- if (p->type != bfd_indirect_link_order)
- {
- if (p->type == bfd_fill_link_order)
- continue;
- abort ();
- }
-
- input_section = p->u.indirect.section;
- input_bfd = input_section->owner;
-
- /* The linker emulation code has probably clobbered the
- size to be zero bytes. */
- if (input_section->_raw_size == 0)
- input_section->_raw_size = sizeof (Elf64_External_RegInfo);
-
- if (! bfd_get_section_contents (input_bfd, input_section,
- (PTR) &ext,
- (file_ptr) 0,
- sizeof ext))
- return false;
-
- bfd_alpha_elf64_swap_reginfo_in (input_bfd, &ext, &sub);
-
- reginfo.ri_gprmask |= sub.ri_gprmask;
- reginfo.ri_cprmask[0] |= sub.ri_cprmask[0];
- reginfo.ri_cprmask[1] |= sub.ri_cprmask[1];
- reginfo.ri_cprmask[2] |= sub.ri_cprmask[2];
- reginfo.ri_cprmask[3] |= sub.ri_cprmask[3];
-
- /* ri_gp_value is set by the function
- alpha_elf_section_processing when the section is
- finally written out. */
-
- /* Hack: reset the SEC_HAS_CONTENTS flag so that
- elf_link_input_bfd ignores this section. */
- input_section->flags &=~ SEC_HAS_CONTENTS;
- }
-
- /* Force the section size to the value we want. */
- o->_raw_size = sizeof (Elf64_External_RegInfo);
-
- /* Skip this section later on (I don't think this currently
- matters, but someday it might). */
- o->link_order_head = (struct bfd_link_order *) NULL;
-
- reginfo_sec = o;
- }
-#endif
-
if (strcmp (o->name, ".mdebug") == 0)
{
struct extsym_info einfo;
{
asection *s;
EXTR esym;
- bfd_vma last;
+ bfd_vma last = 0;
unsigned int i;
static const char * const name[] =
{
input_section->flags &=~ SEC_HAS_CONTENTS;
}
-#ifdef ERIC_neverdef
- if (info->shared)
- {
- /* Create .rtproc section. */
- rtproc_sec = bfd_get_section_by_name (abfd, ".rtproc");
- if (rtproc_sec == NULL)
- {
- flagword flags = (SEC_HAS_CONTENTS
- | SEC_IN_MEMORY
- | SEC_LINKER_CREATED
- | SEC_READONLY);
-
- rtproc_sec = bfd_make_section (abfd, ".rtproc");
- if (rtproc_sec == NULL
- || ! bfd_set_section_flags (abfd, rtproc_sec, flags)
- || ! bfd_set_section_alignment (abfd, rtproc_sec, 12))
- return false;
- }
-
- if (! alpha_elf_create_procedure_table (mdebug_handle, abfd,
- info, rtproc_sec, &debug))
- return false;
- }
-#endif
-
-
/* Build the external symbol information. */
einfo.abfd = abfd;
einfo.info = info;
mdebug_sec = o;
}
-
-#ifdef ERIC_neverdef
- if (strncmp (o->name, ".gptab.", sizeof ".gptab." - 1) == 0)
- {
- const char *subname;
- unsigned int c;
- Elf64_gptab *tab;
- Elf64_External_gptab *ext_tab;
- unsigned int i;
-
- /* The .gptab.sdata and .gptab.sbss sections hold
- information describing how the small data area would
- change depending upon the -G switch. These sections
- not used in executables files. */
- if (! info->relocateable)
- {
- asection **secpp;
-
- for (p = o->link_order_head;
- p != (struct bfd_link_order *) NULL;
- p = p->next)
- {
- asection *input_section;
-
- if (p->type != bfd_indirect_link_order)
- {
- if (p->type == bfd_fill_link_order)
- continue;
- abort ();
- }
-
- input_section = p->u.indirect.section;
-
- /* Hack: reset the SEC_HAS_CONTENTS flag so that
- elf_link_input_bfd ignores this section. */
- input_section->flags &=~ SEC_HAS_CONTENTS;
- }
-
- /* Skip this section later on (I don't think this
- currently matters, but someday it might). */
- o->link_order_head = (struct bfd_link_order *) NULL;
-
- /* Really remove the section. */
- for (secpp = &abfd->sections;
- *secpp != o;
- secpp = &(*secpp)->next)
- ;
- *secpp = (*secpp)->next;
- --abfd->section_count;
-
- continue;
- }
-
- /* There is one gptab for initialized data, and one for
- uninitialized data. */
- if (strcmp (o->name, ".gptab.sdata") == 0)
- gptab_data_sec = o;
- else if (strcmp (o->name, ".gptab.sbss") == 0)
- gptab_bss_sec = o;
- else
- {
- (*_bfd_error_handler)
- (_("%s: illegal section name `%s'"),
- bfd_get_filename (abfd), o->name);
- bfd_set_error (bfd_error_nonrepresentable_section);
- return false;
- }
-
- /* The linker script always combines .gptab.data and
- .gptab.sdata into .gptab.sdata, and likewise for
- .gptab.bss and .gptab.sbss. It is possible that there is
- no .sdata or .sbss section in the output file, in which
- case we must change the name of the output section. */
- subname = o->name + sizeof ".gptab" - 1;
- if (bfd_get_section_by_name (abfd, subname) == NULL)
- {
- if (o == gptab_data_sec)
- o->name = ".gptab.data";
- else
- o->name = ".gptab.bss";
- subname = o->name + sizeof ".gptab" - 1;
- BFD_ASSERT (bfd_get_section_by_name (abfd, subname) != NULL);
- }
-
- /* Set up the first entry. */
- c = 1;
- tab = (Elf64_gptab *) bfd_malloc (c * sizeof (Elf64_gptab));
- if (tab == NULL)
- return false;
- tab[0].gt_header.gt_current_g_value = elf_gp_size (abfd);
- tab[0].gt_header.gt_unused = 0;
-
- /* Combine the input sections. */
- for (p = o->link_order_head;
- p != (struct bfd_link_order *) NULL;
- p = p->next)
- {
- asection *input_section;
- bfd *input_bfd;
- bfd_size_type size;
- unsigned long last;
- bfd_size_type gpentry;
-
- if (p->type != bfd_indirect_link_order)
- {
- if (p->type == bfd_fill_link_order)
- continue;
- abort ();
- }
-
- input_section = p->u.indirect.section;
- input_bfd = input_section->owner;
-
- /* Combine the gptab entries for this input section one
- by one. We know that the input gptab entries are
- sorted by ascending -G value. */
- size = bfd_section_size (input_bfd, input_section);
- last = 0;
- for (gpentry = sizeof (Elf64_External_gptab);
- gpentry < size;
- gpentry += sizeof (Elf64_External_gptab))
- {
- Elf64_External_gptab ext_gptab;
- Elf64_gptab int_gptab;
- unsigned long val;
- unsigned long add;
- boolean exact;
- unsigned int look;
-
- if (! (bfd_get_section_contents
- (input_bfd, input_section, (PTR) &ext_gptab,
- gpentry, sizeof (Elf64_External_gptab))))
- {
- free (tab);
- return false;
- }
-
- bfd_alpha_elf64_swap_gptab_in (input_bfd, &ext_gptab,
- &int_gptab);
- val = int_gptab.gt_entry.gt_g_value;
- add = int_gptab.gt_entry.gt_bytes - last;
-
- exact = false;
- for (look = 1; look < c; look++)
- {
- if (tab[look].gt_entry.gt_g_value >= val)
- tab[look].gt_entry.gt_bytes += add;
-
- if (tab[look].gt_entry.gt_g_value == val)
- exact = true;
- }
-
- if (! exact)
- {
- Elf64_gptab *new_tab;
- unsigned int max;
-
- /* We need a new table entry. */
- new_tab = ((Elf64_gptab *)
- bfd_realloc ((PTR) tab,
- (c + 1) * sizeof (Elf64_gptab)));
- if (new_tab == NULL)
- {
- free (tab);
- return false;
- }
- tab = new_tab;
- tab[c].gt_entry.gt_g_value = val;
- tab[c].gt_entry.gt_bytes = add;
-
- /* Merge in the size for the next smallest -G
- value, since that will be implied by this new
- value. */
- max = 0;
- for (look = 1; look < c; look++)
- {
- if (tab[look].gt_entry.gt_g_value < val
- && (max == 0
- || (tab[look].gt_entry.gt_g_value
- > tab[max].gt_entry.gt_g_value)))
- max = look;
- }
- if (max != 0)
- tab[c].gt_entry.gt_bytes +=
- tab[max].gt_entry.gt_bytes;
-
- ++c;
- }
-
- last = int_gptab.gt_entry.gt_bytes;
- }
-
- /* Hack: reset the SEC_HAS_CONTENTS flag so that
- elf_link_input_bfd ignores this section. */
- input_section->flags &=~ SEC_HAS_CONTENTS;
- }
-
- /* The table must be sorted by -G value. */
- if (c > 2)
- qsort (tab + 1, c - 1, sizeof (tab[0]), gptab_compare);
-
- /* Swap out the table. */
- ext_tab = ((Elf64_External_gptab *)
- bfd_alloc (abfd, c * sizeof (Elf64_External_gptab)));
- if (ext_tab == NULL)
- {
- free (tab);
- return false;
- }
-
- for (i = 0; i < c; i++)
- bfd_alpha_elf64_swap_gptab_out (abfd, tab + i, ext_tab + i);
- free (tab);
-
- o->_raw_size = c * sizeof (Elf64_External_gptab);
- o->contents = (bfd_byte *) ext_tab;
-
- /* Skip this section later on (I don't think this currently
- matters, but someday it might). */
- o->link_order_head = (struct bfd_link_order *) NULL;
- }
-#endif
-
}
/* Invoke the regular ELF backend linker to do all the work. */
}
}
-#ifdef ERIC_neverdef
- if (reginfo_sec != (asection *) NULL)
- {
- Elf64_External_RegInfo ext;
-
- bfd_alpha_elf64_swap_reginfo_out (abfd, ®info, &ext);
- if (! bfd_set_section_contents (abfd, reginfo_sec, (PTR) &ext,
- (file_ptr) 0, sizeof ext))
- return false;
- }
-#endif
-
if (mdebug_sec != (asection *) NULL)
{
BFD_ASSERT (abfd->output_has_begun);
bfd_ecoff_debug_free (mdebug_handle, abfd, &debug, swap, info);
}
- if (gptab_data_sec != (asection *) NULL)
- {
- if (! bfd_set_section_contents (abfd, gptab_data_sec,
- gptab_data_sec->contents,
- (file_ptr) 0,
- gptab_data_sec->_raw_size))
- return false;
- }
+ return true;
+}
- if (gptab_bss_sec != (asection *) NULL)
+static enum elf_reloc_type_class
+elf64_alpha_reloc_type_class (type)
+ int type;
+{
+ switch (type)
{
- if (! bfd_set_section_contents (abfd, gptab_bss_sec,
- gptab_bss_sec->contents,
- (file_ptr) 0,
- gptab_bss_sec->_raw_size))
- return false;
+ case R_ALPHA_RELATIVE:
+ return reloc_class_relative;
+ case R_ALPHA_JMP_SLOT:
+ return reloc_class_plt;
+ case R_ALPHA_COPY:
+ return reloc_class_copy;
+ default:
+ return reloc_class_normal;
}
-
- return true;
}
\f
/* ECOFF swapping routines. These are used when dealing with the
.mdebug section, which is in the ECOFF debugging format. Copied
- from elf32-mips.c. */
+ from elf32-mips.c. */
static const struct ecoff_debug_swap
elf64_alpha_ecoff_debug_swap =
{
elf64_alpha_read_ecoff_info
};
\f
+/* Use a non-standard hash bucket size of 8. */
+
+const struct elf_size_info alpha_elf_size_info =
+{
+ sizeof (Elf64_External_Ehdr),
+ sizeof (Elf64_External_Phdr),
+ sizeof (Elf64_External_Shdr),
+ sizeof (Elf64_External_Rel),
+ sizeof (Elf64_External_Rela),
+ sizeof (Elf64_External_Sym),
+ sizeof (Elf64_External_Dyn),
+ sizeof (Elf_External_Note),
+ 8,
+ 1,
+ 64, 8,
+ ELFCLASS64, EV_CURRENT,
+ bfd_elf64_write_out_phdrs,
+ bfd_elf64_write_shdrs_and_ehdr,
+ bfd_elf64_write_relocs,
+ bfd_elf64_swap_symbol_out,
+ bfd_elf64_slurp_reloc_table,
+ bfd_elf64_slurp_symbol_table,
+ bfd_elf64_swap_dyn_in,
+ bfd_elf64_swap_dyn_out,
+ NULL,
+ NULL,
+ NULL,
+ NULL
+};
+
#define TARGET_LITTLE_SYM bfd_elf64_alpha_vec
#define TARGET_LITTLE_NAME "elf64-alpha"
#define ELF_ARCH bfd_arch_alpha
-#define ELF_MACHINE_CODE EM_ALPHA
-#define ELF_MAXPAGESIZE 0x10000
+#define ELF_MACHINE_CODE EM_ALPHA
+#define ELF_MAXPAGESIZE 0x10000
#define bfd_elf64_bfd_link_hash_table_create \
elf64_alpha_bfd_link_hash_table_create
#define elf_backend_section_from_shdr \
elf64_alpha_section_from_shdr
+#define elf_backend_section_flags \
+ elf64_alpha_section_flags
#define elf_backend_fake_sections \
elf64_alpha_fake_sections
-#define elf_backend_additional_program_headers \
- elf64_alpha_additional_program_headers
#define bfd_elf64_bfd_is_local_label_name \
elf64_alpha_is_local_label_name
elf64_alpha_finish_dynamic_sections
#define bfd_elf64_bfd_final_link \
elf64_alpha_final_link
+#define elf_backend_reloc_type_class \
+ elf64_alpha_reloc_type_class
#define elf_backend_ecoff_debug_swap \
&elf64_alpha_ecoff_debug_swap
-/*
- * A few constants that determine how the .plt section is set up.
- */
+#define elf_backend_size_info \
+ alpha_elf_size_info
+
+/* A few constants that determine how the .plt section is set up. */
#define elf_backend_want_got_plt 0
#define elf_backend_plt_readonly 0
#define elf_backend_want_plt_sym 1
projects / deliverable / binutils-gdb.git / blobdiff