/* Lattice Mico32-specific support for 32-bit ELF
- Copyright 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
+ Copyright (C) 2008-2020 Free Software Foundation, Inc.
Contributed by Jon Beniston <jon@beniston.com>
This file is part of BFD, the Binary File Descriptor library.
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "libbfd.h"
#include "elf-bfd.h"
#include "elf/lm32.h"
#define ELF_DYNAMIC_INTERPRETER "/usr/lib/libc.so.1"
-extern const bfd_target bfd_elf32_lm32fdpic_vec;
+extern const bfd_target lm32_elf32_fdpic_vec;
-#define IS_FDPIC(bfd) ((bfd)->xvec == &bfd_elf32_lm32fdpic_vec)
+#define IS_FDPIC(bfd) ((bfd)->xvec == &lm32_elf32_fdpic_vec)
static bfd_reloc_status_type lm32_elf_gprel_reloc
(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
-/* The linker needs to keep track of the number of relocs that it
- decides to copy as dynamic relocs in check_relocs for each symbol.
- This is so that it can later discard them if they are found to be
- unnecessary. We store the information in a field extending the
- regular ELF linker hash table. */
-
-struct elf_lm32_dyn_relocs
-{
- struct elf_lm32_dyn_relocs *next;
-
- /* The input section of the reloc. */
- asection *sec;
-
- /* Total number of relocs copied for the input section. */
- bfd_size_type count;
-
- /* Number of pc-relative relocs copied for the input section. */
- bfd_size_type pc_count;
-};
-
-/* lm32 ELF linker hash entry. */
-
-struct elf_lm32_link_hash_entry
-{
- struct elf_link_hash_entry root;
-
- /* Track dynamic relocs copied for this symbol. */
- struct elf_lm32_dyn_relocs *dyn_relocs;
-};
-
/* lm32 ELF linker hash table. */
struct elf_lm32_link_hash_table
struct elf_link_hash_table root;
/* Short-cuts to get to dynamic linker sections. */
- asection *sgot;
- asection *sgotplt;
- asection *srelgot;
asection *sfixup32;
- asection *splt;
- asection *srelplt;
asection *sdynbss;
asection *srelbss;
== LM32_ELF_DATA ? ((struct elf_lm32_link_hash_table *) ((p)->hash)) : NULL)
#define lm32fdpic_got_section(info) \
- (lm32_elf_hash_table (info)->sgot)
+ (lm32_elf_hash_table (info)->root.sgot)
#define lm32fdpic_gotrel_section(info) \
- (lm32_elf_hash_table (info)->srelgot)
+ (lm32_elf_hash_table (info)->root.srelgot)
#define lm32fdpic_fixup32_section(info) \
(lm32_elf_hash_table (info)->sfixup32)
struct weak_symbol_list *next;
};
-/* Create an entry in an lm32 ELF linker hash table. */
-
-static struct bfd_hash_entry *
-lm32_elf_link_hash_newfunc (struct bfd_hash_entry *entry,
- struct bfd_hash_table *table,
- const char *string)
-{
- struct elf_lm32_link_hash_entry *ret =
- (struct elf_lm32_link_hash_entry *) entry;
-
- /* Allocate the structure if it has not already been allocated by a
- subclass. */
- if (ret == NULL)
- ret = bfd_hash_allocate (table,
- sizeof (struct elf_lm32_link_hash_entry));
- if (ret == NULL)
- return NULL;
-
- /* Call the allocation method of the superclass. */
- ret = ((struct elf_lm32_link_hash_entry *)
- _bfd_elf_link_hash_newfunc ((struct bfd_hash_entry *) ret,
- table, string));
- if (ret != NULL)
- {
- struct elf_lm32_link_hash_entry *eh;
-
- eh = (struct elf_lm32_link_hash_entry *) ret;
- eh->dyn_relocs = NULL;
- }
-
- return (struct bfd_hash_entry *) ret;
-}
-
/* Create an lm32 ELF linker hash table. */
static struct bfd_link_hash_table *
lm32_elf_link_hash_table_create (bfd *abfd)
{
struct elf_lm32_link_hash_table *ret;
- bfd_size_type amt = sizeof (struct elf_lm32_link_hash_table);
+ size_t amt = sizeof (struct elf_lm32_link_hash_table);
- ret = bfd_malloc (amt);
+ ret = bfd_zmalloc (amt);
if (ret == NULL)
return NULL;
if (!_bfd_elf_link_hash_table_init (&ret->root, abfd,
- lm32_elf_link_hash_newfunc,
- sizeof (struct elf_lm32_link_hash_entry),
+ _bfd_elf_link_hash_newfunc,
+ sizeof (struct elf_link_hash_entry),
LM32_ELF_DATA))
{
free (ret);
return NULL;
}
- ret->sgot = NULL;
- ret->sgotplt = NULL;
- ret->srelgot = NULL;
- ret->sfixup32 = NULL;
- ret->splt = NULL;
- ret->srelplt = NULL;
- ret->sdynbss = NULL;
- ret->srelbss = NULL;
- ret->relocs32 = 0;
-
return &ret->root.root;
}
return fixup_offset;
}
-/* Create .got, .gotplt, and .rela.got sections in DYNOBJ, and set up
- shortcuts to them in our hash table. */
-
-static bfd_boolean
-create_got_section (bfd *dynobj, struct bfd_link_info *info)
-{
- struct elf_lm32_link_hash_table *htab;
- asection *s;
-
- /* This function may be called more than once. */
- s = bfd_get_section_by_name (dynobj, ".got");
- if (s != NULL && (s->flags & SEC_LINKER_CREATED) != 0)
- return TRUE;
-
- htab = lm32_elf_hash_table (info);
- if (htab == NULL)
- return FALSE;
-
- if (! _bfd_elf_create_got_section (dynobj, info))
- return FALSE;
-
- htab->sgot = bfd_get_section_by_name (dynobj, ".got");
- htab->sgotplt = bfd_get_section_by_name (dynobj, ".got.plt");
- htab->srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
- if (! htab->sgot || ! htab->sgotplt || ! htab->srelgot)
- abort ();
-
- return TRUE;
-}
-
/* Create .rofixup sections in DYNOBJ, and set up
shortcuts to them in our hash table. */
return FALSE;
/* Fixup section for R_LM32_32 relocs. */
- lm32fdpic_fixup32_section (info) = bfd_make_section_with_flags (dynobj,
- ".rofixup",
- (SEC_ALLOC
- | SEC_LOAD
- | SEC_HAS_CONTENTS
- | SEC_IN_MEMORY
- | SEC_LINKER_CREATED
- | SEC_READONLY));
+ lm32fdpic_fixup32_section (info)
+ = bfd_make_section_anyway_with_flags (dynobj,
+ ".rofixup",
+ (SEC_ALLOC
+ | SEC_LOAD
+ | SEC_HAS_CONTENTS
+ | SEC_IN_MEMORY
+ | SEC_LINKER_CREATED
+ | SEC_READONLY));
if (lm32fdpic_fixup32_section (info) == NULL
- || ! bfd_set_section_alignment (dynobj, lm32fdpic_fixup32_section (info), 2))
+ || !bfd_set_section_alignment (lm32fdpic_fixup32_section (info), 2))
return FALSE;
return TRUE;
static reloc_howto_type lm32_elf_howto_table [] =
{
/* This reloc does nothing. */
- HOWTO (R_LM32_NONE, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield,/* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_NONE", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ HOWTO (R_LM32_NONE, /* type */
+ 0, /* rightshift */
+ 3, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_NONE", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ FALSE), /* pcrel_offset */
/* An 8 bit absolute relocation. */
- HOWTO (R_LM32_8, /* type */
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 8, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield,/* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_8", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0xff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ HOWTO (R_LM32_8, /* type */
+ 0, /* rightshift */
+ 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 8, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield,/* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_8", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0xff, /* dst_mask */
+ FALSE), /* pcrel_offset */
/* A 16 bit absolute relocation. */
- HOWTO (R_LM32_16, /* type */
- 0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield,/* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_16", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ HOWTO (R_LM32_16, /* type */
+ 0, /* rightshift */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield,/* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_16", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
/* A 32 bit absolute relocation. */
- HOWTO (R_LM32_32, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield,/* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_32", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_LM32_HI16, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield,/* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_HI16", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_LM32_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_LO16", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_LM32_GPREL16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- lm32_elf_gprel_reloc, /* special_function */
- "R_LM32_GPREL16", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_LM32_CALL, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 26, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_CALL", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0x3ffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- HOWTO (R_LM32_BRANCH, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_BRANCH", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0xffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ HOWTO (R_LM32_32, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield,/* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_32", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ HOWTO (R_LM32_HI16, /* type */
+ 16, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield,/* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_HI16", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ HOWTO (R_LM32_LO16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_LO16", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ HOWTO (R_LM32_GPREL16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ lm32_elf_gprel_reloc, /* special_function */
+ "R_LM32_GPREL16", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ HOWTO (R_LM32_CALL, /* type */
+ 2, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 26, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_CALL", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0x3ffffff, /* dst_mask */
+ TRUE), /* pcrel_offset */
+
+ HOWTO (R_LM32_BRANCH, /* type */
+ 2, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_BRANCH", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0xffff, /* dst_mask */
+ TRUE), /* pcrel_offset */
/* GNU extension to record C++ vtable hierarchy. */
- HOWTO (R_LM32_GNU_VTINHERIT, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- NULL, /* special_function */
- "R_LM32_GNU_VTINHERIT", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ HOWTO (R_LM32_GNU_VTINHERIT, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ NULL, /* special_function */
+ "R_LM32_GNU_VTINHERIT", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ FALSE), /* pcrel_offset */
/* GNU extension to record C++ vtable member usage. */
- HOWTO (R_LM32_GNU_VTENTRY, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_elf_rel_vtable_reloc_fn,/* special_function */
- "R_LM32_GNU_VTENTRY", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_LM32_16_GOT, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_16_GOT", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_LM32_GOTOFF_HI16, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_GOTOFF_HI16", /* name */
- FALSE, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_LM32_GOTOFF_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_LM32_GOTOFF_LO16", /* name */
- FALSE, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ HOWTO (R_LM32_GNU_VTENTRY, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_elf_rel_vtable_reloc_fn,/* special_function */
+ "R_LM32_GNU_VTENTRY", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ HOWTO (R_LM32_16_GOT, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_16_GOT", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ HOWTO (R_LM32_GOTOFF_HI16, /* type */
+ 16, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_GOTOFF_HI16", /* name */
+ FALSE, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ HOWTO (R_LM32_GOTOFF_LO16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_LM32_GOTOFF_LO16", /* name */
+ FALSE, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
HOWTO (R_LM32_COPY, /* type */
0, /* rightshift */
static const struct lm32_reloc_map lm32_reloc_map[] =
{
- { BFD_RELOC_NONE, R_LM32_NONE },
- { BFD_RELOC_8, R_LM32_8 },
- { BFD_RELOC_16, R_LM32_16 },
- { BFD_RELOC_32, R_LM32_32 },
- { BFD_RELOC_HI16, R_LM32_HI16 },
- { BFD_RELOC_LO16, R_LM32_LO16 },
- { BFD_RELOC_GPREL16, R_LM32_GPREL16 },
- { BFD_RELOC_LM32_CALL, R_LM32_CALL },
- { BFD_RELOC_LM32_BRANCH, R_LM32_BRANCH },
- { BFD_RELOC_VTABLE_INHERIT, R_LM32_GNU_VTINHERIT },
- { BFD_RELOC_VTABLE_ENTRY, R_LM32_GNU_VTENTRY },
- { BFD_RELOC_LM32_16_GOT, R_LM32_16_GOT },
+ { BFD_RELOC_NONE, R_LM32_NONE },
+ { BFD_RELOC_8, R_LM32_8 },
+ { BFD_RELOC_16, R_LM32_16 },
+ { BFD_RELOC_32, R_LM32_32 },
+ { BFD_RELOC_HI16, R_LM32_HI16 },
+ { BFD_RELOC_LO16, R_LM32_LO16 },
+ { BFD_RELOC_GPREL16, R_LM32_GPREL16 },
+ { BFD_RELOC_LM32_CALL, R_LM32_CALL },
+ { BFD_RELOC_LM32_BRANCH, R_LM32_BRANCH },
+ { BFD_RELOC_VTABLE_INHERIT, R_LM32_GNU_VTINHERIT },
+ { BFD_RELOC_VTABLE_ENTRY, R_LM32_GNU_VTENTRY },
+ { BFD_RELOC_LM32_16_GOT, R_LM32_16_GOT },
{ BFD_RELOC_LM32_GOTOFF_HI16, R_LM32_GOTOFF_HI16 },
{ BFD_RELOC_LM32_GOTOFF_LO16, R_LM32_GOTOFF_LO16 },
- { BFD_RELOC_LM32_COPY, R_LM32_COPY },
- { BFD_RELOC_LM32_GLOB_DAT, R_LM32_GLOB_DAT },
- { BFD_RELOC_LM32_JMP_SLOT, R_LM32_JMP_SLOT },
- { BFD_RELOC_LM32_RELATIVE, R_LM32_RELATIVE },
+ { BFD_RELOC_LM32_COPY, R_LM32_COPY },
+ { BFD_RELOC_LM32_GLOB_DAT, R_LM32_GLOB_DAT },
+ { BFD_RELOC_LM32_JMP_SLOT, R_LM32_JMP_SLOT },
+ { BFD_RELOC_LM32_RELATIVE, R_LM32_RELATIVE },
};
static reloc_howto_type *
lm32_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
- bfd_reloc_code_real_type code)
+ bfd_reloc_code_real_type code)
{
unsigned int i;
/* Set the howto pointer for an Lattice Mico32 ELF reloc. */
-static void
-lm32_info_to_howto_rela (bfd *abfd ATTRIBUTE_UNUSED,
- arelent *cache_ptr,
- Elf_Internal_Rela *dst)
+static bfd_boolean
+lm32_info_to_howto_rela (bfd *abfd,
+ arelent *cache_ptr,
+ Elf_Internal_Rela *dst)
{
unsigned int r_type;
r_type = ELF32_R_TYPE (dst->r_info);
- BFD_ASSERT (r_type < (unsigned int) R_LM32_max);
+ if (r_type >= (unsigned int) R_LM32_max)
+ {
+ /* xgettext:c-format */
+ _bfd_error_handler (_("%pB: unsupported relocation type %#x"),
+ abfd, r_type);
+ bfd_set_error (bfd_error_bad_value);
+ return FALSE;
+ }
cache_ptr->howto = &lm32_elf_howto_table[r_type];
+ return TRUE;
}
/* Set the right machine number for an Lattice Mico32 ELF file. */
/* Set machine type flags just before file is written out. */
-static void
-lm32_elf_final_write_processing (bfd *abfd, bfd_boolean linker ATTRIBUTE_UNUSED)
+static bfd_boolean
+lm32_elf_final_write_processing (bfd *abfd)
{
elf_elfheader (abfd)->e_machine = EM_LATTICEMICO32;
elf_elfheader (abfd)->e_flags &=~ EF_LM32_MACH;
switch (bfd_get_mach (abfd))
{
case bfd_mach_lm32:
- elf_elfheader (abfd)->e_flags |= E_LM32_MACH;
- break;
+ elf_elfheader (abfd)->e_flags |= E_LM32_MACH;
+ break;
default:
- abort ();
+ abort ();
}
+ return _bfd_elf_final_write_processing (abfd);
}
/* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a
static bfd_reloc_status_type
lm32_elf_final_gp (bfd *output_bfd, asymbol *symbol, bfd_boolean relocatable,
- char **error_message, bfd_vma *pgp)
+ char **error_message, bfd_vma *pgp)
{
if (bfd_is_und_section (symbol->section) && !relocatable)
{
Elf_Internal_Phdr *p;
/* Find the segment that contains the output_section. */
- for (m = elf_tdata (output_bfd)->segment_map,
- p = elf_tdata (output_bfd)->phdr;
+ for (m = elf_seg_map (output_bfd), p = elf_tdata (output_bfd)->phdr;
m != NULL;
m = m->next, p++)
{
static bfd_boolean
lm32_elf_relocate_section (bfd *output_bfd,
- struct bfd_link_info *info,
- bfd *input_bfd,
- asection *input_section,
- bfd_byte *contents,
- Elf_Internal_Rela *relocs,
- Elf_Internal_Sym *local_syms,
- asection **local_sections)
+ struct bfd_link_info *info,
+ bfd *input_bfd,
+ asection *input_section,
+ bfd_byte *contents,
+ Elf_Internal_Rela *relocs,
+ Elf_Internal_Sym *local_syms,
+ asection **local_sections)
{
Elf_Internal_Shdr *symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
struct elf_link_hash_entry **sym_hashes = elf_sym_hashes (input_bfd);
Elf_Internal_Rela *rel, *relend;
struct elf_lm32_link_hash_table *htab = lm32_elf_hash_table (info);
- bfd *dynobj;
bfd_vma *local_got_offsets;
asection *sgot;
if (htab == NULL)
return FALSE;
- dynobj = htab->root.dynobj;
local_got_offsets = elf_local_got_offsets (input_bfd);
- sgot = htab->sgot;
+ sgot = htab->root.sgot;
symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
sym_hashes = elf_sym_hashes (input_bfd);
r_type = ELF32_R_TYPE (rel->r_info);
if (r_type == R_LM32_GNU_VTENTRY
- || r_type == R_LM32_GNU_VTINHERIT )
- continue;
+ || r_type == R_LM32_GNU_VTINHERIT )
+ continue;
h = NULL;
sym = NULL;
howto = lm32_elf_howto_table + r_type;
if (r_symndx < symtab_hdr->sh_info)
- {
- /* It's a local symbol. */
- sym = local_syms + r_symndx;
- sec = local_sections[r_symndx];
- relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel);
- name = bfd_elf_string_from_elf_section
+ {
+ /* It's a local symbol. */
+ sym = local_syms + r_symndx;
+ sec = local_sections[r_symndx];
+ relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel);
+ name = bfd_elf_string_from_elf_section
(input_bfd, symtab_hdr->sh_link, sym->st_name);
- name = (name == NULL) ? bfd_section_name (input_bfd, sec) : name;
- }
+ name = name == NULL ? bfd_section_name (sec) : name;
+ }
else
- {
- /* It's a global symbol. */
- bfd_boolean unresolved_reloc;
- bfd_boolean warned;
+ {
+ /* It's a global symbol. */
+ bfd_boolean unresolved_reloc;
+ 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);
name = h->root.root.string;
- }
+ }
if (sec != NULL && discarded_section (sec))
RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
rel, 1, relend, howto, 0, contents);
- if (info->relocatable)
- {
+ if (bfd_link_relocatable (info))
+ {
/* This is a relocatable link. We don't have to change
anything, unless the reloc is against a section symbol,
in which case we have to adjust according to where the
if (! howto->partial_inplace)
continue;
- /* Shouldn't reach here. */
+ /* Shouldn't reach here. */
abort ();
r = bfd_reloc_ok;
- }
+ }
else
- {
- switch (howto->type)
- {
- case R_LM32_GPREL16:
- if (!lm32_elf_assign_gp (output_bfd, &gp))
- r = bfd_reloc_dangerous;
- else
- {
- relocation = relocation + rel->r_addend - gp;
- rel->r_addend = 0;
- if ((signed)relocation < -32768 || (signed)relocation > 32767)
- r = bfd_reloc_outofrange;
- else
- {
- r = _bfd_final_link_relocate (howto, input_bfd,
- input_section, contents,
- rel->r_offset, relocation,
- rel->r_addend);
- }
- }
- break;
- case R_LM32_16_GOT:
- /* Relocation is to the entry for this symbol in the global
- offset table. */
- BFD_ASSERT (sgot != NULL);
- if (h != NULL)
- {
- bfd_boolean dyn;
- bfd_vma off;
-
- off = h->got.offset;
- BFD_ASSERT (off != (bfd_vma) -1);
-
- dyn = htab->root.dynamic_sections_created;
- if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h)
- || (info->shared
- && (info->symbolic
- || h->dynindx == -1
- || h->forced_local)
- && h->def_regular))
- {
- /* This is actually a static link, or it is a
- -Bsymbolic link and the symbol is defined
- locally, or the symbol was forced to be local
- because of a version file. We must initialize
- this entry in the global offset table. Since the
- offset must always be a multiple of 4, we use the
- least significant bit to record whether we have
- initialized it already.
-
- When doing a dynamic link, we create a .rela.got
- relocation entry to initialize the value. This
- is done in the finish_dynamic_symbol routine. */
- if ((off & 1) != 0)
- off &= ~1;
- else
- {
- /* Write entry in GOT */
- bfd_put_32 (output_bfd, relocation,
- sgot->contents + off);
- /* Create entry in .rofixup pointing to GOT entry. */
- if (IS_FDPIC (output_bfd) && h->root.type != bfd_link_hash_undefweak)
- {
- _lm32fdpic_add_rofixup (output_bfd,
- lm32fdpic_fixup32_section
- (info),
- sgot->output_section->vma
- + sgot->output_offset
- + off);
- }
- /* Mark GOT entry as having been written. */
- h->got.offset |= 1;
- }
- }
-
- relocation = sgot->output_offset + off;
- }
- else
- {
- bfd_vma off;
- bfd_byte *loc;
-
- BFD_ASSERT (local_got_offsets != NULL
- && local_got_offsets[r_symndx] != (bfd_vma) -1);
-
- /* Get offset into GOT table. */
- off = local_got_offsets[r_symndx];
-
- /* The offset must always be a multiple of 4. We use
- the least significant bit to record whether we have
- already processed this entry. */
- if ((off & 1) != 0)
- off &= ~1;
- else
- {
- /* Write entry in GOT. */
- bfd_put_32 (output_bfd, relocation, sgot->contents + off);
- /* Create entry in .rofixup pointing to GOT entry. */
- if (IS_FDPIC (output_bfd))
- {
- _lm32fdpic_add_rofixup (output_bfd,
- lm32fdpic_fixup32_section
- (info),
- sgot->output_section->vma
- + sgot->output_offset
- + off);
- }
-
- if (info->shared)
- {
- asection *srelgot;
- Elf_Internal_Rela outrel;
-
- /* We need to generate a R_LM32_RELATIVE reloc
- for the dynamic linker. */
- srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
- BFD_ASSERT (srelgot != NULL);
-
- outrel.r_offset = (sgot->output_section->vma
- + sgot->output_offset
- + off);
- outrel.r_info = ELF32_R_INFO (0, R_LM32_RELATIVE);
- outrel.r_addend = relocation;
- loc = srelgot->contents;
- loc += srelgot->reloc_count * sizeof (Elf32_External_Rela);
- bfd_elf32_swap_reloca_out (output_bfd, &outrel,loc);
- ++srelgot->reloc_count;
- }
-
- local_got_offsets[r_symndx] |= 1;
- }
-
-
- relocation = sgot->output_offset + off;
- }
-
- /* Addend should be zero. */
- if (rel->r_addend != 0)
- (*_bfd_error_handler) (_("internal error: addend should be zero for R_LM32_16_GOT"));
-
- r = _bfd_final_link_relocate (howto,
- input_bfd,
- input_section,
- contents,
- rel->r_offset,
- relocation,
- rel->r_addend);
- break;
-
- case R_LM32_GOTOFF_LO16:
- case R_LM32_GOTOFF_HI16:
- /* Relocation is offset from GOT. */
+ {
+ switch (howto->type)
+ {
+ case R_LM32_GPREL16:
+ if (!lm32_elf_assign_gp (output_bfd, &gp))
+ r = bfd_reloc_dangerous;
+ else
+ {
+ relocation = relocation + rel->r_addend - gp;
+ rel->r_addend = 0;
+ if ((signed)relocation < -32768 || (signed)relocation > 32767)
+ r = bfd_reloc_outofrange;
+ else
+ {
+ r = _bfd_final_link_relocate (howto, input_bfd,
+ input_section, contents,
+ rel->r_offset, relocation,
+ rel->r_addend);
+ }
+ }
+ break;
+ case R_LM32_16_GOT:
+ /* Relocation is to the entry for this symbol in the global
+ offset table. */
+ BFD_ASSERT (sgot != NULL);
+ if (h != NULL)
+ {
+ bfd_boolean dyn;
+ bfd_vma off;
+
+ off = h->got.offset;
+ BFD_ASSERT (off != (bfd_vma) -1);
+
+ dyn = htab->root.dynamic_sections_created;
+ if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn,
+ bfd_link_pic (info),
+ h)
+ || (bfd_link_pic (info)
+ && (info->symbolic
+ || h->dynindx == -1
+ || h->forced_local)
+ && h->def_regular))
+ {
+ /* This is actually a static link, or it is a
+ -Bsymbolic link and the symbol is defined
+ locally, or the symbol was forced to be local
+ because of a version file. We must initialize
+ this entry in the global offset table. Since the
+ offset must always be a multiple of 4, we use the
+ least significant bit to record whether we have
+ initialized it already.
+
+ When doing a dynamic link, we create a .rela.got
+ relocation entry to initialize the value. This
+ is done in the finish_dynamic_symbol routine. */
+ if ((off & 1) != 0)
+ off &= ~1;
+ else
+ {
+ /* Write entry in GOT */
+ bfd_put_32 (output_bfd, relocation,
+ sgot->contents + off);
+ /* Create entry in .rofixup pointing to GOT entry. */
+ if (IS_FDPIC (output_bfd) && h->root.type != bfd_link_hash_undefweak)
+ {
+ _lm32fdpic_add_rofixup (output_bfd,
+ lm32fdpic_fixup32_section
+ (info),
+ sgot->output_section->vma
+ + sgot->output_offset
+ + off);
+ }
+ /* Mark GOT entry as having been written. */
+ h->got.offset |= 1;
+ }
+ }
+
+ relocation = sgot->output_offset + off;
+ }
+ else
+ {
+ bfd_vma off;
+ bfd_byte *loc;
+
+ BFD_ASSERT (local_got_offsets != NULL
+ && local_got_offsets[r_symndx] != (bfd_vma) -1);
+
+ /* Get offset into GOT table. */
+ off = local_got_offsets[r_symndx];
+
+ /* The offset must always be a multiple of 4. We use
+ the least significant bit to record whether we have
+ already processed this entry. */
+ if ((off & 1) != 0)
+ off &= ~1;
+ else
+ {
+ /* Write entry in GOT. */
+ bfd_put_32 (output_bfd, relocation, sgot->contents + off);
+ /* Create entry in .rofixup pointing to GOT entry. */
+ if (IS_FDPIC (output_bfd))
+ {
+ _lm32fdpic_add_rofixup (output_bfd,
+ lm32fdpic_fixup32_section
+ (info),
+ sgot->output_section->vma
+ + sgot->output_offset
+ + off);
+ }
+
+ if (bfd_link_pic (info))
+ {
+ asection *srelgot;
+ Elf_Internal_Rela outrel;
+
+ /* We need to generate a R_LM32_RELATIVE reloc
+ for the dynamic linker. */
+ srelgot = htab->root.srelgot;
+ BFD_ASSERT (srelgot != NULL);
+
+ outrel.r_offset = (sgot->output_section->vma
+ + sgot->output_offset
+ + off);
+ outrel.r_info = ELF32_R_INFO (0, R_LM32_RELATIVE);
+ outrel.r_addend = relocation;
+ loc = srelgot->contents;
+ loc += srelgot->reloc_count * sizeof (Elf32_External_Rela);
+ bfd_elf32_swap_reloca_out (output_bfd, &outrel,loc);
+ ++srelgot->reloc_count;
+ }
+
+ local_got_offsets[r_symndx] |= 1;
+ }
+
+
+ relocation = sgot->output_offset + off;
+ }
+
+ /* Addend should be zero. */
+ if (rel->r_addend != 0)
+ _bfd_error_handler
+ (_("internal error: addend should be zero for %s"),
+ "R_LM32_16_GOT");
+
+ r = _bfd_final_link_relocate (howto,
+ input_bfd,
+ input_section,
+ contents,
+ rel->r_offset,
+ relocation,
+ rel->r_addend);
+ break;
+
+ case R_LM32_GOTOFF_LO16:
+ case R_LM32_GOTOFF_HI16:
+ /* Relocation is offset from GOT. */
BFD_ASSERT (sgot != NULL);
relocation -= sgot->output_section->vma;
/* Account for sign-extension. */
- if ((r_type == R_LM32_GOTOFF_HI16)
- && ((relocation + rel->r_addend) & 0x8000))
- rel->r_addend += 0x10000;
- r = _bfd_final_link_relocate (howto,
- input_bfd,
- input_section,
- contents,
- rel->r_offset,
- relocation,
- rel->r_addend);
- break;
-
- case R_LM32_32:
- if (IS_FDPIC (output_bfd))
- {
- if ((!h) || (h && h->root.type != bfd_link_hash_undefweak))
- {
- /* Only create .rofixup entries for relocs in loadable sections. */
- if ((bfd_get_section_flags (output_bfd, input_section->output_section)
- & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
-
- {
- /* Check address to be modified is writable. */
- if (_lm32fdpic_osec_readonly_p (output_bfd,
- input_section
- ->output_section))
- {
- info->callbacks->warning
- (info,
- _("cannot emit dynamic relocations in read-only section"),
- name, input_bfd, input_section, rel->r_offset);
- return FALSE;
- }
- /* Create entry in .rofixup section. */
- _lm32fdpic_add_rofixup (output_bfd,
- lm32fdpic_fixup32_section (info),
- input_section->output_section->vma
- + input_section->output_offset
- + rel->r_offset);
- }
- }
- }
- /* Fall through. */
-
- default:
- r = _bfd_final_link_relocate (howto,
- input_bfd,
- input_section,
- contents,
- rel->r_offset,
- relocation,
- rel->r_addend);
- break;
- }
- }
+ if ((r_type == R_LM32_GOTOFF_HI16)
+ && ((relocation + rel->r_addend) & 0x8000))
+ rel->r_addend += 0x10000;
+ r = _bfd_final_link_relocate (howto,
+ input_bfd,
+ input_section,
+ contents,
+ rel->r_offset,
+ relocation,
+ rel->r_addend);
+ break;
+
+ case R_LM32_32:
+ if (IS_FDPIC (output_bfd))
+ {
+ if ((!h) || (h && h->root.type != bfd_link_hash_undefweak))
+ {
+ /* Only create .rofixup entries for relocs in loadable sections. */
+ if ((bfd_section_flags (input_section->output_section)
+ & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
+
+ {
+ /* Check address to be modified is writable. */
+ if (_lm32fdpic_osec_readonly_p (output_bfd,
+ input_section
+ ->output_section))
+ {
+ info->callbacks->warning
+ (info,
+ _("cannot emit dynamic relocations in read-only section"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+ /* Create entry in .rofixup section. */
+ _lm32fdpic_add_rofixup (output_bfd,
+ lm32fdpic_fixup32_section (info),
+ input_section->output_section->vma
+ + input_section->output_offset
+ + rel->r_offset);
+ }
+ }
+ }
+ /* Fall through. */
+
+ default:
+ r = _bfd_final_link_relocate (howto,
+ input_bfd,
+ input_section,
+ contents,
+ rel->r_offset,
+ relocation,
+ rel->r_addend);
+ break;
+ }
+ }
if (r != bfd_reloc_ok)
- {
- const char *msg = NULL;
- arelent bfd_reloc;
-
- lm32_info_to_howto_rela (input_bfd, &bfd_reloc, rel);
- howto = bfd_reloc.howto;
-
- if (h != NULL)
- name = h->root.root.string;
- else
- {
- name = (bfd_elf_string_from_elf_section
- (input_bfd, symtab_hdr->sh_link, sym->st_name));
- if (name == NULL || *name == '\0')
- name = bfd_section_name (input_bfd, sec);
- }
-
- switch (r)
- {
+ {
+ const char *msg = NULL;
+ arelent bfd_reloc;
+
+ if (! lm32_info_to_howto_rela (input_bfd, &bfd_reloc, rel))
+ continue;
+ howto = bfd_reloc.howto;
+
+ if (h != NULL)
+ name = h->root.root.string;
+ else
+ {
+ name = (bfd_elf_string_from_elf_section
+ (input_bfd, symtab_hdr->sh_link, sym->st_name));
+ if (name == NULL || *name == '\0')
+ name = bfd_section_name (sec);
+ }
+
+ switch (r)
+ {
case bfd_reloc_overflow:
if ((h != NULL)
- && (h->root.type == bfd_link_hash_undefweak))
- break;
- if (! ((*info->callbacks->reloc_overflow)
- (info, (h ? &h->root : NULL), name, howto->name,
- (bfd_vma) 0, input_bfd, input_section, rel->r_offset)))
- return FALSE;
+ && (h->root.type == bfd_link_hash_undefweak))
+ break;
+ (*info->callbacks->reloc_overflow)
+ (info, (h ? &h->root : NULL), name, howto->name,
+ (bfd_vma) 0, input_bfd, input_section, rel->r_offset);
+ break;
+
+ case bfd_reloc_undefined:
+ (*info->callbacks->undefined_symbol)
+ (info, name, input_bfd, input_section, rel->r_offset, TRUE);
break;
- case bfd_reloc_undefined:
- if (! ((*info->callbacks->undefined_symbol)
- (info, name, input_bfd, input_section,
- rel->r_offset, TRUE)))
- return FALSE;
- break;
-
- case bfd_reloc_outofrange:
- msg = _("internal error: out of range error");
- goto common_error;
-
- case bfd_reloc_notsupported:
- msg = _("internal error: unsupported relocation error");
- goto common_error;
-
- case bfd_reloc_dangerous:
- msg = _("internal error: dangerous error");
- goto common_error;
-
- default:
- msg = _("internal error: unknown error");
- /* fall through */
-
- common_error:
- if (!((*info->callbacks->warning)
- (info, msg, name, input_bfd, input_section,
- rel->r_offset)))
- return FALSE;
- break;
- }
- }
+ case bfd_reloc_outofrange:
+ msg = _("internal error: out of range error");
+ goto common_error;
+
+ case bfd_reloc_notsupported:
+ msg = _("internal error: unsupported relocation error");
+ goto common_error;
+
+ case bfd_reloc_dangerous:
+ msg = _("internal error: dangerous error");
+ goto common_error;
+
+ default:
+ msg = _("internal error: unknown error");
+ /* fall through */
+
+ common_error:
+ (*info->callbacks->warning) (info, msg, name, input_bfd,
+ input_section, rel->r_offset);
+ break;
+ }
+ }
}
return TRUE;
static asection *
lm32_elf_gc_mark_hook (asection *sec,
- struct bfd_link_info *info,
- Elf_Internal_Rela *rel,
- struct elf_link_hash_entry *h,
- Elf_Internal_Sym *sym)
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
switch (ELF32_R_TYPE (rel->r_info))
return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
-static bfd_boolean
-lm32_elf_gc_sweep_hook (bfd *abfd,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- /* Update the got entry reference counts for the section being removed. */
- Elf_Internal_Shdr *symtab_hdr;
- struct elf_link_hash_entry **sym_hashes;
- bfd_signed_vma *local_got_refcounts;
- const Elf_Internal_Rela *rel, *relend;
-
- elf_section_data (sec)->local_dynrel = NULL;
-
- symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
- sym_hashes = elf_sym_hashes (abfd);
- local_got_refcounts = elf_local_got_refcounts (abfd);
-
- relend = relocs + sec->reloc_count;
- for (rel = relocs; rel < relend; rel++)
- {
- unsigned long r_symndx;
- struct elf_link_hash_entry *h = NULL;
-
- r_symndx = ELF32_R_SYM (rel->r_info);
- if (r_symndx >= symtab_hdr->sh_info)
- {
- h = sym_hashes[r_symndx - symtab_hdr->sh_info];
- 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;
- }
-
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_LM32_16_GOT:
- if (h != NULL)
- {
- if (h->got.refcount > 0)
- h->got.refcount--;
- }
- else
- {
- if (local_got_refcounts && local_got_refcounts[r_symndx] > 0)
- local_got_refcounts[r_symndx]--;
- }
- break;
-
- default:
- break;
- }
- }
- return TRUE;
-}
-
/* Look through the relocs for a section during the first phase. */
static bfd_boolean
lm32_elf_check_relocs (bfd *abfd,
- struct bfd_link_info *info,
- asection *sec,
- const Elf_Internal_Rela *relocs)
+ struct bfd_link_info *info,
+ asection *sec,
+ const Elf_Internal_Rela *relocs)
{
Elf_Internal_Shdr *symtab_hdr;
struct elf_link_hash_entry **sym_hashes, **sym_hashes_end;
struct elf_lm32_link_hash_table *htab;
bfd *dynobj;
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
+ return TRUE;
+
+ /* Don't do anything special with non-loaded, non-alloced sections.
+ In particular, any relocs in such sections should not affect GOT
+ and PLT reference counting (ie. we don't allow them to create GOT
+ or PLT entries), there's no possibility or desire to optimize TLS
+ relocs, and there's not much point in propagating relocs to shared
+ libs that the dynamic linker won't relocate. */
+ if ((sec->flags & SEC_ALLOC) == 0)
return TRUE;
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
r_symndx = ELF32_R_SYM (rel->r_info);
r_type = ELF32_R_TYPE (rel->r_info);
if (r_symndx < symtab_hdr->sh_info)
- h = NULL;
+ h = NULL;
else
{
h = sym_hashes[r_symndx - symtab_hdr->sh_info];
}
/* Some relocs require a global offset table. */
- if (htab->sgot == NULL)
- {
- switch (r_type)
- {
- case R_LM32_16_GOT:
- case R_LM32_GOTOFF_HI16:
- case R_LM32_GOTOFF_LO16:
- if (dynobj == NULL)
- htab->root.dynobj = dynobj = abfd;
- if (! create_got_section (dynobj, info))
- return FALSE;
- break;
- }
- }
+ if (htab->root.sgot == NULL)
+ {
+ switch (r_type)
+ {
+ case R_LM32_16_GOT:
+ case R_LM32_GOTOFF_HI16:
+ case R_LM32_GOTOFF_LO16:
+ if (dynobj == NULL)
+ htab->root.dynobj = dynobj = abfd;
+ if (!_bfd_elf_create_got_section (dynobj, info))
+ return FALSE;
+ break;
+ }
+ }
/* Some relocs require a rofixup table. */
if (IS_FDPIC (abfd))
- {
- switch (r_type)
- {
- case R_LM32_32:
- /* FDPIC requires a GOT if there is a .rofixup section
- (Normal ELF doesn't). */
- if (dynobj == NULL)
- htab->root.dynobj = dynobj = abfd;
- if (! create_got_section (dynobj, info))
- return FALSE;
- /* Create .rofixup section */
- if (htab->sfixup32 == NULL)
- {
- if (! create_rofixup_section (abfd, info))
- return FALSE;
- }
- break;
- case R_LM32_16_GOT:
- case R_LM32_GOTOFF_HI16:
- case R_LM32_GOTOFF_LO16:
- /* Create .rofixup section. */
- if (htab->sfixup32 == NULL)
- {
- if (! create_rofixup_section (abfd, info))
- return FALSE;
- }
- break;
- }
- }
+ {
+ switch (r_type)
+ {
+ case R_LM32_32:
+ /* FDPIC requires a GOT if there is a .rofixup section
+ (Normal ELF doesn't). */
+ if (dynobj == NULL)
+ htab->root.dynobj = dynobj = abfd;
+ if (!_bfd_elf_create_got_section (dynobj, info))
+ return FALSE;
+ /* Create .rofixup section */
+ if (htab->sfixup32 == NULL)
+ {
+ if (! create_rofixup_section (dynobj, info))
+ return FALSE;
+ }
+ break;
+ case R_LM32_16_GOT:
+ case R_LM32_GOTOFF_HI16:
+ case R_LM32_GOTOFF_LO16:
+ /* Create .rofixup section. */
+ if (htab->sfixup32 == NULL)
+ {
+ if (dynobj == NULL)
+ htab->root.dynobj = dynobj = abfd;
+ if (! create_rofixup_section (dynobj, info))
+ return FALSE;
+ }
+ break;
+ }
+ }
switch (r_type)
{
case R_LM32_16_GOT:
- if (h != NULL)
- h->got.refcount += 1;
- else
- {
- bfd_signed_vma *local_got_refcounts;
-
- /* This is a global offset table entry for a local symbol. */
- local_got_refcounts = elf_local_got_refcounts (abfd);
- if (local_got_refcounts == NULL)
- {
- bfd_size_type size;
-
- size = symtab_hdr->sh_info;
- size *= sizeof (bfd_signed_vma);
- local_got_refcounts = bfd_zalloc (abfd, size);
- if (local_got_refcounts == NULL)
- return FALSE;
- elf_local_got_refcounts (abfd) = local_got_refcounts;
- }
- local_got_refcounts[r_symndx] += 1;
- }
- break;
-
- /* This relocation describes the C++ object vtable hierarchy.
- Reconstruct it for later use during GC. */
- case R_LM32_GNU_VTINHERIT:
- if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
- return FALSE;
- break;
-
- /* This relocation describes which C++ vtable entries are actually
- used. Record for later use during GC. */
- case R_LM32_GNU_VTENTRY:
- if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
- return FALSE;
- break;
-
- }
+ if (h != NULL)
+ h->got.refcount += 1;
+ else
+ {
+ bfd_signed_vma *local_got_refcounts;
+
+ /* This is a global offset table entry for a local symbol. */
+ local_got_refcounts = elf_local_got_refcounts (abfd);
+ if (local_got_refcounts == NULL)
+ {
+ bfd_size_type size;
+
+ size = symtab_hdr->sh_info;
+ size *= sizeof (bfd_signed_vma);
+ local_got_refcounts = bfd_zalloc (abfd, size);
+ if (local_got_refcounts == NULL)
+ return FALSE;
+ elf_local_got_refcounts (abfd) = local_got_refcounts;
+ }
+ local_got_refcounts[r_symndx] += 1;
+ }
+ break;
+
+ /* This relocation describes the C++ object vtable hierarchy.
+ Reconstruct it for later use during GC. */
+ case R_LM32_GNU_VTINHERIT:
+ if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
+ return FALSE;
+ break;
+
+ /* This relocation describes which C++ vtable entries are actually
+ used. Record for later use during GC. */
+ case R_LM32_GNU_VTENTRY:
+ if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
+ return FALSE;
+ break;
+
+ }
}
return TRUE;
dynobj = htab->root.dynobj;
- sgot = htab->sgotplt;
- sdyn = bfd_get_section_by_name (dynobj, ".dynamic");
+ sgot = htab->root.sgotplt;
+ sdyn = bfd_get_linker_section (dynobj, ".dynamic");
if (htab->root.dynamic_sections_created)
{
dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->size);
for (; dyncon < dynconend; dyncon++)
- {
- Elf_Internal_Dyn dyn;
- asection *s;
-
- bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn);
-
- switch (dyn.d_tag)
- {
- default:
- break;
-
- case DT_PLTGOT:
- s = htab->sgot->output_section;
- goto get_vma;
- case DT_JMPREL:
- s = htab->srelplt->output_section;
- get_vma:
- BFD_ASSERT (s != NULL);
- dyn.d_un.d_ptr = s->vma;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
-
- case DT_PLTRELSZ:
- s = htab->srelplt->output_section;
- BFD_ASSERT (s != NULL);
+ {
+ Elf_Internal_Dyn dyn;
+ asection *s;
+
+ bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn);
+
+ switch (dyn.d_tag)
+ {
+ default:
+ break;
+
+ case DT_PLTGOT:
+ s = htab->root.sgotplt;
+ goto get_vma;
+ case DT_JMPREL:
+ s = htab->root.srelplt;
+ get_vma:
+ dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
+ bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
+ break;
+
+ case DT_PLTRELSZ:
+ s = htab->root.srelplt;
dyn.d_un.d_val = s->size;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
-
- case DT_RELASZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_RELA). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELASZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- if (htab->srelplt != NULL)
- {
- s = htab->srelplt->output_section;
- dyn.d_un.d_val -= s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
- }
- }
+ bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
+ break;
+ }
+ }
/* Fill in the first entry in the procedure linkage table. */
- splt = htab->splt;
+ splt = htab->root.splt;
if (splt && splt->size > 0)
- {
- if (info->shared)
- {
- bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD0, splt->contents);
- bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD1, splt->contents + 4);
- bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD2, splt->contents + 8);
- bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD3, splt->contents + 12);
- bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD4, splt->contents + 16);
- }
- else
- {
- unsigned long addr;
- /* addr = .got + 4 */
- addr = sgot->output_section->vma + sgot->output_offset + 4;
- bfd_put_32 (output_bfd,
+ {
+ if (bfd_link_pic (info))
+ {
+ bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD0, splt->contents);
+ bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD1, splt->contents + 4);
+ bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD2, splt->contents + 8);
+ bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD3, splt->contents + 12);
+ bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD4, splt->contents + 16);
+ }
+ else
+ {
+ unsigned long addr;
+ /* addr = .got + 4 */
+ addr = sgot->output_section->vma + sgot->output_offset + 4;
+ bfd_put_32 (output_bfd,
PLT0_ENTRY_WORD0 | ((addr >> 16) & 0xffff),
splt->contents);
- bfd_put_32 (output_bfd,
+ bfd_put_32 (output_bfd,
PLT0_ENTRY_WORD1 | (addr & 0xffff),
splt->contents + 4);
- bfd_put_32 (output_bfd, PLT0_ENTRY_WORD2, splt->contents + 8);
- bfd_put_32 (output_bfd, PLT0_ENTRY_WORD3, splt->contents + 12);
- bfd_put_32 (output_bfd, PLT0_ENTRY_WORD4, splt->contents + 16);
- }
-
- elf_section_data (splt->output_section)->this_hdr.sh_entsize =
- PLT_ENTRY_SIZE;
- }
+ bfd_put_32 (output_bfd, PLT0_ENTRY_WORD2, splt->contents + 8);
+ bfd_put_32 (output_bfd, PLT0_ENTRY_WORD3, splt->contents + 12);
+ bfd_put_32 (output_bfd, PLT0_ENTRY_WORD4, splt->contents + 16);
+ }
+
+ elf_section_data (splt->output_section)->this_hdr.sh_entsize =
+ PLT_ENTRY_SIZE;
+ }
}
/* Fill in the first three entries in the global offset table. */
if (sgot && sgot->size > 0)
{
if (sdyn == NULL)
- bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents);
+ bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents);
else
- bfd_put_32 (output_bfd,
- sdyn->output_section->vma + sdyn->output_offset,
- sgot->contents);
+ bfd_put_32 (output_bfd,
+ sdyn->output_section->vma + sdyn->output_offset,
+ sgot->contents);
bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + 4);
bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + 8);
/* FIXME: This can be null if create_dynamic_sections wasn't called. */
if (elf_section_data (sgot->output_section) != NULL)
- elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 4;
+ elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 4;
}
if (lm32fdpic_fixup32_section (info))
{
struct elf_link_hash_entry *hgot = elf_hash_table (info)->hgot;
bfd_vma got_value = hgot->root.u.def.value
- + hgot->root.u.def.section->output_section->vma
- + hgot->root.u.def.section->output_offset;
+ + hgot->root.u.def.section->output_section->vma
+ + hgot->root.u.def.section->output_offset;
struct bfd_link_hash_entry *hend;
/* Last entry is pointer to GOT. */
/* Check we wrote enough entries. */
if (lm32fdpic_fixup32_section (info)->size
- != (lm32fdpic_fixup32_section (info)->reloc_count * 4))
- {
- (*_bfd_error_handler)
- ("LINKER BUG: .rofixup section size mismatch: size/4 %d != relocs %d",
- lm32fdpic_fixup32_section (info)->size/4,
- lm32fdpic_fixup32_section (info)->reloc_count);
- return FALSE;
- }
+ != (lm32fdpic_fixup32_section (info)->reloc_count * 4))
+ {
+ _bfd_error_handler
+ ("LINKER BUG: .rofixup section size mismatch: size/4 %" PRId64
+ " != relocs %d",
+ (int64_t) (lm32fdpic_fixup32_section (info)->size / 4),
+ lm32fdpic_fixup32_section (info)->reloc_count);
+ return FALSE;
+ }
hend = bfd_link_hash_lookup (info->hash, "__ROFIXUP_END__",
- FALSE, FALSE, TRUE);
+ FALSE, FALSE, TRUE);
if (hend
- && (hend->type == bfd_link_hash_defined
- || hend->type == bfd_link_hash_defweak))
- {
- bfd_vma value =
- lm32fdpic_fixup32_section (info)->output_section->vma
- + lm32fdpic_fixup32_section (info)->output_offset
- + lm32fdpic_fixup32_section (info)->size
- - hend->u.def.section->output_section->vma
- - hend->u.def.section->output_offset;
- BFD_ASSERT (hend->u.def.value == value);
- if (hend->u.def.value != value)
- {
- (*_bfd_error_handler)
- ("LINKER BUG: .rofixup section hend->u.def.value != value: %ld != %ld", hend->u.def.value, value);
- return FALSE;
- }
- }
+ && (hend->type == bfd_link_hash_defined
+ || hend->type == bfd_link_hash_defweak)
+ && hend->u.def.section->output_section != NULL)
+ {
+ bfd_vma value =
+ lm32fdpic_fixup32_section (info)->output_section->vma
+ + lm32fdpic_fixup32_section (info)->output_offset
+ + lm32fdpic_fixup32_section (info)->size
+ - hend->u.def.section->output_section->vma
+ - hend->u.def.section->output_offset;
+ BFD_ASSERT (hend->u.def.value == value);
+ if (hend->u.def.value != value)
+ {
+ _bfd_error_handler
+ ("LINKER BUG: .rofixup section hend->u.def.value != value: %"
+ PRId64 " != %" PRId64,
+ (int64_t) hend->u.def.value, (int64_t) value);
+ return FALSE;
+ }
+ }
}
return TRUE;
Elf_Internal_Rela rela;
/* This symbol has an entry in the procedure linkage table. Set
- it up. */
+ it up. */
BFD_ASSERT (h->dynindx != -1);
- splt = htab->splt;
- sgot = htab->sgotplt;
- srela = htab->srelplt;
+ splt = htab->root.splt;
+ sgot = htab->root.sgotplt;
+ srela = htab->root.srelplt;
BFD_ASSERT (splt != NULL && sgot != NULL && srela != NULL);
/* Get the index in the procedure linkage table which
- corresponds to this symbol. This is the index of this symbol
- in all the symbols for which we are making plt entries. The
- first entry in the procedure linkage table is reserved. */
+ corresponds to this symbol. This is the index of this symbol
+ in all the symbols for which we are making plt entries. The
+ first entry in the procedure linkage table is reserved. */
plt_index = h->plt.offset / PLT_ENTRY_SIZE - 1;
/* 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. */
+ corresponds to this function. Each .got entry is 4 bytes.
+ The first three are reserved. */
got_offset = (plt_index + 3) * 4;
/* Fill in the entry in the procedure linkage table. */
- if (! info->shared)
- {
- /* TODO */
- }
+ if (! bfd_link_pic (info))
+ {
+ /* TODO */
+ }
else
- {
- /* TODO */
- }
+ {
+ /* TODO */
+ }
/* Fill in the entry in the global offset table. */
bfd_put_32 (output_bfd,
- (splt->output_section->vma
- + splt->output_offset
- + h->plt.offset
- + 12), /* same offset */
- sgot->contents + got_offset);
+ (splt->output_section->vma
+ + splt->output_offset
+ + h->plt.offset
+ + 12), /* same offset */
+ sgot->contents + got_offset);
/* Fill in the entry in the .rela.plt section. */
rela.r_offset = (sgot->output_section->vma
- + sgot->output_offset
- + got_offset);
+ + sgot->output_offset
+ + got_offset);
rela.r_info = ELF32_R_INFO (h->dynindx, R_LM32_JMP_SLOT);
rela.r_addend = 0;
loc = srela->contents;
bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
if (!h->def_regular)
- {
- /* Mark the symbol as undefined, rather than as defined in
- the .plt section. Leave the value alone. */
- sym->st_shndx = SHN_UNDEF;
- }
+ {
+ /* Mark the symbol as undefined, rather than as defined in
+ the .plt section. Leave the value alone. */
+ sym->st_shndx = SHN_UNDEF;
+ }
}
Elf_Internal_Rela rela;
/* This symbol has an entry in the global offset table. Set it
- up. */
- sgot = htab->sgot;
- srela = htab->srelgot;
+ up. */
+ sgot = htab->root.sgot;
+ srela = htab->root.srelgot;
BFD_ASSERT (sgot != NULL && srela != NULL);
rela.r_offset = (sgot->output_section->vma
- + sgot->output_offset
- + (h->got.offset &~ 1));
+ + sgot->output_offset
+ + (h->got.offset &~ 1));
/* If this is a -Bsymbolic link, and the symbol is defined
- locally, we just want to emit a RELATIVE reloc. Likewise if
- the symbol was forced to be local because of a version file.
- The entry in the global offset table will already have been
- initialized in the relocate_section function. */
- if (info->shared
- && (info->symbolic
+ locally, we just want to emit a RELATIVE reloc. Likewise if
+ the symbol was forced to be local because of a version file.
+ The entry in the global offset table will already have been
+ initialized in the relocate_section function. */
+ if (bfd_link_pic (info)
+ && (info->symbolic
|| h->dynindx == -1
|| h->forced_local)
- && h->def_regular)
- {
- rela.r_info = ELF32_R_INFO (0, R_LM32_RELATIVE);
- rela.r_addend = (h->root.u.def.value
- + h->root.u.def.section->output_section->vma
- + h->root.u.def.section->output_offset);
- }
+ && h->def_regular)
+ {
+ rela.r_info = ELF32_R_INFO (0, R_LM32_RELATIVE);
+ rela.r_addend = (h->root.u.def.value
+ + h->root.u.def.section->output_section->vma
+ + h->root.u.def.section->output_offset);
+ }
else
- {
+ {
BFD_ASSERT ((h->got.offset & 1) == 0);
- bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset);
- rela.r_info = ELF32_R_INFO (h->dynindx, R_LM32_GLOB_DAT);
- rela.r_addend = 0;
- }
+ bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset);
+ rela.r_info = ELF32_R_INFO (h->dynindx, R_LM32_GLOB_DAT);
+ rela.r_addend = 0;
+ }
loc = srela->contents;
loc += srela->reloc_count * sizeof (Elf32_External_Rela);
/* This symbols needs a copy reloc. Set it up. */
BFD_ASSERT (h->dynindx != -1
- && (h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak));
+ && (h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak));
- s = bfd_get_section_by_name (h->root.u.def.section->owner,
- ".rela.bss");
+ s = bfd_get_linker_section (htab->root.dynobj, ".rela.bss");
BFD_ASSERT (s != NULL);
rela.r_offset = (h->root.u.def.value
- + h->root.u.def.section->output_section->vma
- + h->root.u.def.section->output_offset);
+ + h->root.u.def.section->output_section->vma
+ + h->root.u.def.section->output_offset);
rela.r_info = ELF32_R_INFO (h->dynindx, R_LM32_COPY);
rela.r_addend = 0;
loc = s->contents;
}
/* Mark some specially defined symbols as absolute. */
- if (strcmp (h->root.root.string, "_DYNAMIC") == 0
- || h == htab->root.hgot)
+ if (h == htab->root.hdynamic || h == htab->root.hgot)
sym->st_shndx = SHN_ABS;
return TRUE;
}
static enum elf_reloc_type_class
-lm32_elf_reloc_type_class (const Elf_Internal_Rela *rela)
+lm32_elf_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ const asection *rel_sec ATTRIBUTE_UNUSED,
+ const Elf_Internal_Rela *rela)
{
switch ((int) ELF32_R_TYPE (rela->r_info))
{
case R_LM32_RELATIVE: return reloc_class_relative;
case R_LM32_JMP_SLOT: return reloc_class_plt;
case R_LM32_COPY: return reloc_class_copy;
- default: return reloc_class_normal;
+ default: return reloc_class_normal;
}
}
struct elf_link_hash_entry *h)
{
struct elf_lm32_link_hash_table *htab;
- struct elf_lm32_link_hash_entry *eh;
- struct elf_lm32_dyn_relocs *p;
bfd *dynobj;
asection *s;
/* Make sure we know what is going on here. */
BFD_ASSERT (dynobj != NULL
- && (h->needs_plt
- || h->u.weakdef != NULL
- || (h->def_dynamic
- && h->ref_regular
- && !h->def_regular)));
+ && (h->needs_plt
+ || h->is_weakalias
+ || (h->def_dynamic
+ && h->ref_regular
+ && !h->def_regular)));
/* If this is a function, put it in the procedure linkage table. We
will fill in the contents of the procedure linkage table later,
if (h->type == STT_FUNC
|| h->needs_plt)
{
- if (! info->shared
- && !h->def_dynamic
- && !h->ref_dynamic
+ if (! bfd_link_pic (info)
+ && !h->def_dynamic
+ && !h->ref_dynamic
&& h->root.type != bfd_link_hash_undefweak
&& h->root.type != bfd_link_hash_undefined)
- {
- /* This case can occur if we saw a PLT reloc in an input
- file, but the symbol was never referred to by a dynamic
- object. In such a case, we don't actually need to build
- a procedure linkage table, and we can just do a PCREL
- reloc instead. */
- h->plt.offset = (bfd_vma) -1;
- h->needs_plt = 0;
- }
+ {
+ /* This case can occur if we saw a PLT reloc in an input
+ file, but the symbol was never referred to by a dynamic
+ object. In such a case, we don't actually need to build
+ a procedure linkage table, and we can just do a PCREL
+ reloc instead. */
+ h->plt.offset = (bfd_vma) -1;
+ h->needs_plt = 0;
+ }
return TRUE;
}
/* If this is a weak symbol, and there is a real definition, the
processor independent code will have arranged for us to see the
real definition first, and we can just use the same value. */
- if (h->u.weakdef != NULL)
+ if (h->is_weakalias)
{
- BFD_ASSERT (h->u.weakdef->root.type == bfd_link_hash_defined
- || h->u.weakdef->root.type == bfd_link_hash_defweak);
- h->root.u.def.section = h->u.weakdef->root.u.def.section;
- h->root.u.def.value = h->u.weakdef->root.u.def.value;
+ struct elf_link_hash_entry *def = weakdef (h);
+ BFD_ASSERT (def->root.type == bfd_link_hash_defined);
+ h->root.u.def.section = def->root.u.def.section;
+ h->root.u.def.value = def->root.u.def.value;
return TRUE;
}
only references to the symbol are via the global offset table.
For such cases we need not do anything here; the relocations will
be handled correctly by relocate_section. */
- if (info->shared)
+ if (bfd_link_pic (info))
return TRUE;
/* If there are no references to this symbol that do not use the
return TRUE;
/* If -z nocopyreloc was given, we won't generate them either. */
- if (info->nocopyreloc)
+ if (0 && info->nocopyreloc)
{
h->non_got_ref = 0;
return TRUE;
}
- eh = (struct elf_lm32_link_hash_entry *) h;
- for (p = eh->dyn_relocs; p != NULL; p = p->next)
- {
- s = p->sec->output_section;
- if (s != NULL && (s->flags & (SEC_READONLY | SEC_HAS_CONTENTS)) != 0)
- break;
- }
-
- /* If we didn't find any dynamic relocs in sections which needs the
- copy reloc, then we'll be keeping the dynamic relocs and avoiding
- the copy reloc. */
- if (p == NULL)
+ /* If we don't find any dynamic relocs in read-only sections, then
+ we'll be keeping the dynamic relocs and avoiding the copy reloc. */
+ if (0 && !_bfd_elf_readonly_dynrelocs (h))
{
h->non_got_ref = 0;
return TRUE;
h->needs_copy = 1;
}
- return _bfd_elf_adjust_dynamic_copy (h, s);
+ return _bfd_elf_adjust_dynamic_copy (info, h, s);
}
/* Allocate space in .plt, .got and associated reloc sections for
{
struct bfd_link_info *info;
struct elf_lm32_link_hash_table *htab;
- struct elf_lm32_link_hash_entry *eh;
- struct elf_lm32_dyn_relocs *p;
+ struct elf_dyn_relocs *p;
if (h->root.type == bfd_link_hash_indirect)
return TRUE;
if (htab == NULL)
return FALSE;
- eh = (struct elf_lm32_link_hash_entry *) h;
-
if (htab->root.dynamic_sections_created
&& h->plt.refcount > 0)
{
/* Make sure this symbol is output as a dynamic symbol.
- Undefined weak syms won't yet be marked as dynamic. */
+ Undefined weak syms won't yet be marked as dynamic. */
if (h->dynindx == -1
- && !h->forced_local)
- {
- if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
- }
-
- if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, info->shared, h))
- {
- asection *s = htab->splt;
-
- /* If this is the first .plt entry, make room for the special
- first entry. */
- if (s->size == 0)
- s->size += PLT_ENTRY_SIZE;
-
- h->plt.offset = s->size;
-
- /* If this symbol is not defined in a regular file, and we are
- not generating a shared library, then set the symbol to this
- location in the .plt. This is required to make function
- pointers compare as equal between the normal executable and
- the shared library. */
- if (! info->shared
- && !h->def_regular)
- {
- h->root.u.def.section = s;
- h->root.u.def.value = h->plt.offset;
- }
-
- /* Make room for this entry. */
- s->size += PLT_ENTRY_SIZE;
-
- /* We also need to make an entry in the .got.plt section, which
- will be placed in the .got section by the linker script. */
- htab->sgotplt->size += 4;
-
- /* We also need to make an entry in the .rel.plt section. */
- htab->srelplt->size += sizeof (Elf32_External_Rela);
- }
+ && !h->forced_local)
+ {
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
+ return FALSE;
+ }
+
+ if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, bfd_link_pic (info), h))
+ {
+ asection *s = htab->root.splt;
+
+ /* If this is the first .plt entry, make room for the special
+ first entry. */
+ if (s->size == 0)
+ s->size += PLT_ENTRY_SIZE;
+
+ h->plt.offset = s->size;
+
+ /* If this symbol is not defined in a regular file, and we are
+ not generating a shared library, then set the symbol to this
+ location in the .plt. This is required to make function
+ pointers compare as equal between the normal executable and
+ the shared library. */
+ if (! bfd_link_pic (info)
+ && !h->def_regular)
+ {
+ h->root.u.def.section = s;
+ h->root.u.def.value = h->plt.offset;
+ }
+
+ /* Make room for this entry. */
+ s->size += PLT_ENTRY_SIZE;
+
+ /* We also need to make an entry in the .got.plt section, which
+ will be placed in the .got section by the linker script. */
+ htab->root.sgotplt->size += 4;
+
+ /* We also need to make an entry in the .rel.plt section. */
+ htab->root.srelplt->size += sizeof (Elf32_External_Rela);
+ }
else
- {
- h->plt.offset = (bfd_vma) -1;
- h->needs_plt = 0;
- }
+ {
+ h->plt.offset = (bfd_vma) -1;
+ h->needs_plt = 0;
+ }
}
else
{
bfd_boolean dyn;
/* Make sure this symbol is output as a dynamic symbol.
- Undefined weak syms won't yet be marked as dynamic. */
+ Undefined weak syms won't yet be marked as dynamic. */
if (h->dynindx == -1
- && !h->forced_local)
- {
- if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
- }
+ && !h->forced_local)
+ {
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
+ return FALSE;
+ }
- s = htab->sgot;
+ s = htab->root.sgot;
h->got.offset = s->size;
s->size += 4;
dyn = htab->root.dynamic_sections_created;
- if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h))
- htab->srelgot->size += sizeof (Elf32_External_Rela);
+ if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, bfd_link_pic (info), h))
+ htab->root.srelgot->size += sizeof (Elf32_External_Rela);
}
else
h->got.offset = (bfd_vma) -1;
- if (eh->dyn_relocs == NULL)
+ if (h->dyn_relocs == NULL)
return TRUE;
/* In the shared -Bsymbolic case, discard space allocated for
space for pc-relative relocs that have become local due to symbol
visibility changes. */
- if (info->shared)
+ if (bfd_link_pic (info))
{
if (h->def_regular
- && (h->forced_local
- || info->symbolic))
- {
- struct elf_lm32_dyn_relocs **pp;
-
- for (pp = &eh->dyn_relocs; (p = *pp) != NULL;)
- {
- p->count -= p->pc_count;
- p->pc_count = 0;
- if (p->count == 0)
- *pp = p->next;
- else
- pp = &p->next;
- }
- }
+ && (h->forced_local
+ || info->symbolic))
+ {
+ struct elf_dyn_relocs **pp;
+
+ for (pp = &h->dyn_relocs; (p = *pp) != NULL;)
+ {
+ p->count -= p->pc_count;
+ p->pc_count = 0;
+ if (p->count == 0)
+ *pp = p->next;
+ else
+ pp = &p->next;
+ }
+ }
/* Also discard relocs on undefined weak syms with non-default
visibility. */
- if (eh->dyn_relocs != NULL
+ if (h->dyn_relocs != NULL
&& h->root.type == bfd_link_hash_undefweak)
{
if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT)
- eh->dyn_relocs = NULL;
+ h->dyn_relocs = NULL;
/* Make sure undefined weak symbols are output as a dynamic
symbol in PIEs. */
else
{
/* For the non-shared case, discard space for relocs against
- symbols which turn out to need copy relocs or are not
- dynamic. */
+ symbols which turn out to need copy relocs or are not
+ dynamic. */
if (!h->non_got_ref
- && ((h->def_dynamic
- && !h->def_regular)
- || (htab->root.dynamic_sections_created
- && (h->root.type == bfd_link_hash_undefweak
- || h->root.type == bfd_link_hash_undefined))))
- {
- /* Make sure this symbol is output as a dynamic symbol.
- Undefined weak syms won't yet be marked as dynamic. */
- if (h->dynindx == -1
- && !h->forced_local)
- {
- if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
- }
-
- /* If that succeeded, we know we'll be keeping all the
- relocs. */
- if (h->dynindx != -1)
- goto keep;
- }
-
- eh->dyn_relocs = NULL;
+ && ((h->def_dynamic
+ && !h->def_regular)
+ || (htab->root.dynamic_sections_created
+ && (h->root.type == bfd_link_hash_undefweak
+ || h->root.type == bfd_link_hash_undefined))))
+ {
+ /* Make sure this symbol is output as a dynamic symbol.
+ Undefined weak syms won't yet be marked as dynamic. */
+ if (h->dynindx == -1
+ && !h->forced_local)
+ {
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
+ return FALSE;
+ }
+
+ /* If that succeeded, we know we'll be keeping all the
+ relocs. */
+ if (h->dynindx != -1)
+ goto keep;
+ }
+
+ h->dyn_relocs = NULL;
keep: ;
}
/* Finally, allocate space. */
- for (p = eh->dyn_relocs; p != NULL; p = p->next)
+ for (p = h->dyn_relocs; p != NULL; p = p->next)
{
asection *sreloc = elf_section_data (p->sec)->sreloc;
sreloc->size += p->count * sizeof (Elf32_External_Rela);
return TRUE;
}
-/* Find any dynamic relocs that apply to read-only sections. */
-
-static bfd_boolean
-readonly_dynrelocs (struct elf_link_hash_entry *h, void * inf)
-{
- struct elf_lm32_link_hash_entry *eh;
- struct elf_lm32_dyn_relocs *p;
-
- eh = (struct elf_lm32_link_hash_entry *) h;
- for (p = eh->dyn_relocs; p != NULL; p = p->next)
- {
- asection *s = p->sec->output_section;
-
- if (s != NULL && (s->flags & SEC_READONLY) != 0)
- {
- struct bfd_link_info *info = (struct bfd_link_info *) inf;
-
- info->flags |= DF_TEXTREL;
-
- /* Not an error, just cut short the traversal. */
- return FALSE;
- }
- }
- return TRUE;
-}
-
/* Set the sizes of the dynamic sections. */
static bfd_boolean
lm32_elf_size_dynamic_sections (bfd *output_bfd,
- struct bfd_link_info *info)
+ struct bfd_link_info *info)
{
struct elf_lm32_link_hash_table *htab;
bfd *dynobj;
if (htab->root.dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (bfd_link_executable (info) && !info->nointerp)
{
- s = bfd_get_section_by_name (dynobj, ".interp");
+ s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
s->size = sizeof ELF_DYNAMIC_INTERPRETER;
s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER;
/* 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;
asection *srel;
if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour)
- continue;
+ continue;
for (s = ibfd->sections; s != NULL; s = s->next)
- {
- struct elf_lm32_dyn_relocs *p;
-
- for (p = ((struct elf_lm32_dyn_relocs *)
- elf_section_data (s)->local_dynrel);
- p != NULL;
- p = p->next)
- {
- if (! bfd_is_abs_section (p->sec)
- && bfd_is_abs_section (p->sec->output_section))
- {
- /* Input section has been discarded, either because
- it is a copy of a linkonce section or due to
- linker script /DISCARD/, so we'll be discarding
- the relocs too. */
- }
- else if (p->count != 0)
- {
- srel = elf_section_data (p->sec)->sreloc;
- srel->size += p->count * sizeof (Elf32_External_Rela);
- if ((p->sec->output_section->flags & SEC_READONLY) != 0)
- info->flags |= DF_TEXTREL;
- }
- }
- }
+ {
+ struct elf_dyn_relocs *p;
+
+ for (p = ((struct elf_dyn_relocs *)
+ elf_section_data (s)->local_dynrel);
+ p != NULL;
+ p = p->next)
+ {
+ if (! bfd_is_abs_section (p->sec)
+ && bfd_is_abs_section (p->sec->output_section))
+ {
+ /* Input section has been discarded, either because
+ it is a copy of a linkonce section or due to
+ linker script /DISCARD/, so we'll be discarding
+ the relocs too. */
+ }
+ else if (p->count != 0)
+ {
+ srel = elf_section_data (p->sec)->sreloc;
+ srel->size += p->count * sizeof (Elf32_External_Rela);
+ if ((p->sec->output_section->flags & SEC_READONLY) != 0)
+ info->flags |= DF_TEXTREL;
+ }
+ }
+ }
local_got = elf_local_got_refcounts (ibfd);
if (!local_got)
- continue;
+ continue;
symtab_hdr = &elf_tdata (ibfd)->symtab_hdr;
locsymcount = symtab_hdr->sh_info;
end_local_got = local_got + locsymcount;
- s = htab->sgot;
- srel = htab->srelgot;
+ s = htab->root.sgot;
+ srel = htab->root.srelgot;
for (; local_got < end_local_got; ++local_got)
- {
- if (*local_got > 0)
- {
- *local_got = s->size;
- s->size += 4;
- if (info->shared)
- srel->size += sizeof (Elf32_External_Rela);
- }
- else
- *local_got = (bfd_vma) -1;
- }
+ {
+ if (*local_got > 0)
+ {
+ *local_got = s->size;
+ s->size += 4;
+ if (bfd_link_pic (info))
+ srel->size += sizeof (Elf32_External_Rela);
+ }
+ else
+ *local_got = (bfd_vma) -1;
+ }
}
/* Allocate global sym .plt and .got entries, and space for global
for (s = dynobj->sections; s != NULL; s = s->next)
{
if ((s->flags & SEC_LINKER_CREATED) == 0)
- continue;
+ continue;
- if (s == htab->splt
- || s == htab->sgot
- || s == htab->sgotplt
+ if (s == htab->root.splt
+ || s == htab->root.sgot
+ || s == htab->root.sgotplt
|| s == htab->sdynbss)
- {
- /* Strip this section if we don't need it; see the
- comment below. */
- }
- else if (CONST_STRNEQ (bfd_get_section_name (dynobj, s), ".rela"))
- {
- if (s->size != 0 && s != htab->srelplt)
- relocs = TRUE;
-
- /* We use the reloc_count field as a counter if we need
- to copy relocs into the output file. */
- s->reloc_count = 0;
- }
+ {
+ /* Strip this section if we don't need it; see the
+ comment below. */
+ }
+ else if (CONST_STRNEQ (bfd_section_name (s), ".rela"))
+ {
+ if (s->size != 0 && s != htab->root.srelplt)
+ relocs = TRUE;
+
+ /* We use the reloc_count field as a counter if we need
+ to copy relocs into the output file. */
+ s->reloc_count = 0;
+ }
else
/* It's not one of our sections, so don't allocate space. */
continue;
if (s->size == 0)
- {
- /* If we don't need this section, strip it from the
- output file. This is mostly to handle .rela.bss and
- .rela.plt. We must create both sections in
- create_dynamic_sections, because they must be created
- before the linker maps input sections to output
- sections. The linker does that before
- adjust_dynamic_symbol is called, and it is that
- function which decides whether anything needs to go
- into these sections. */
- s->flags |= SEC_EXCLUDE;
- continue;
- }
+ {
+ /* If we don't need this section, strip it from the
+ output file. This is mostly to handle .rela.bss and
+ .rela.plt. We must create both sections in
+ create_dynamic_sections, because they must be created
+ before the linker maps input sections to output
+ sections. The linker does that before
+ adjust_dynamic_symbol is called, and it is that
+ function which decides whether anything needs to go
+ into these sections. */
+ s->flags |= SEC_EXCLUDE;
+ continue;
+ }
if ((s->flags & SEC_HAS_CONTENTS) == 0)
continue;
/* Allocate memory for the section contents. We use bfd_zalloc
- here in case unused entries are not reclaimed before the
- section's contents are written out. This should not happen,
- but this way if it does, we get a R_LM32_NONE reloc instead
- of garbage. */
+ here in case unused entries are not reclaimed before the
+ section's contents are written out. This should not happen,
+ but this way if it does, we get a R_LM32_NONE reloc instead
+ of garbage. */
s->contents = bfd_zalloc (dynobj, s->size);
if (s->contents == NULL)
- return FALSE;
+ return FALSE;
}
if (htab->root.dynamic_sections_created)
#define add_dynamic_entry(TAG, VAL) \
_bfd_elf_add_dynamic_entry (info, TAG, VAL)
- if (info->executable)
+ if (bfd_link_executable (info))
{
if (! add_dynamic_entry (DT_DEBUG, 0))
return FALSE;
}
- if (htab->splt->size != 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 (htab->root.splt->size != 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 (relocs)
- {
- if (! add_dynamic_entry (DT_RELA, 0)
- || ! add_dynamic_entry (DT_RELASZ, 0)
- || ! add_dynamic_entry (DT_RELAENT,
- sizeof (Elf32_External_Rela)))
- return FALSE;
-
- /* If any dynamic relocs apply to a read-only section,
- then we need a DT_TEXTREL entry. */
- if ((info->flags & DF_TEXTREL) == 0)
- elf_link_hash_traverse (&htab->root, readonly_dynrelocs,
- info);
-
- if ((info->flags & DF_TEXTREL) != 0)
- {
- if (! add_dynamic_entry (DT_TEXTREL, 0))
- return FALSE;
- }
- }
+ {
+ if (! add_dynamic_entry (DT_RELA, 0)
+ || ! add_dynamic_entry (DT_RELASZ, 0)
+ || ! add_dynamic_entry (DT_RELAENT,
+ sizeof (Elf32_External_Rela)))
+ return FALSE;
+
+ /* If any dynamic relocs apply to a read-only section,
+ then we need a DT_TEXTREL entry. */
+ if ((info->flags & DF_TEXTREL) == 0)
+ elf_link_hash_traverse (&htab->root,
+ _bfd_elf_maybe_set_textrel, info);
+
+ if ((info->flags & DF_TEXTREL) != 0)
+ {
+ if (! add_dynamic_entry (DT_TEXTREL, 0))
+ return FALSE;
+ }
+ }
}
#undef add_dynamic_entry
int r32_count = 0;
int rgot_count = 0;
/* Look for deleted sections. */
- for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
- {
- for (s = ibfd->sections; s != NULL; s = s->next)
- {
- if (s->reloc_count)
- {
- /* Count relocs that need .rofixup entires. */
- Elf_Internal_Rela *internal_relocs, *end;
- internal_relocs = elf_section_data (s)->relocs;
- if (internal_relocs == NULL)
- internal_relocs = (_bfd_elf_link_read_relocs (ibfd, s, NULL, NULL, FALSE));
- if (internal_relocs != NULL)
- {
- end = internal_relocs + s->reloc_count;
- while (internal_relocs < end)
- {
- Elf_Internal_Shdr *symtab_hdr = &elf_tdata (ibfd)->symtab_hdr;
- struct elf_link_hash_entry **sym_hashes = elf_sym_hashes (ibfd);
- unsigned long r_symndx;
- struct elf_link_hash_entry *h;
-
- symtab_hdr = &elf_tdata (ibfd)->symtab_hdr;
- sym_hashes = elf_sym_hashes (ibfd);
- r_symndx = ELF32_R_SYM (internal_relocs->r_info);
- h = NULL;
- if (r_symndx < symtab_hdr->sh_info)
- {
- }
- else
- {
- h = sym_hashes[r_symndx - symtab_hdr->sh_info];
- 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;
- }
-
- /* Don't generate entries for weak symbols. */
- if (!h || (h && h->root.type != bfd_link_hash_undefweak))
- {
- if (!discarded_section (s) && !((bfd_get_section_flags (ibfd, s) & SEC_ALLOC) == 0))
- {
- switch (ELF32_R_TYPE (internal_relocs->r_info))
- {
- case R_LM32_32:
- r32_count++;
- break;
- case R_LM32_16_GOT:
- rgot_count++;
- break;
- }
- }
- }
- else
- {
- struct weak_symbol_list *current, *new_entry;
- /* Is this symbol already in the list? */
- for (current = list_start; current; current = current->next)
- {
- if (!strcmp (current->name, h->root.root.string))
- break;
- }
- if (!current && !discarded_section (s) && (bfd_get_section_flags (ibfd, s) & SEC_ALLOC))
- {
- /* Will this have an entry in the GOT. */
- if (ELF32_R_TYPE (internal_relocs->r_info) == R_LM32_16_GOT)
- {
- /* Create a new entry. */
- new_entry = malloc (sizeof (struct weak_symbol_list));
- if (!new_entry)
- return FALSE;
- new_entry->name = h->root.root.string;
- new_entry->next = NULL;
- /* Add to list */
- if (list_start == NULL)
- {
- list_start = new_entry;
- list_end = new_entry;
- }
- else
- {
- list_end->next = new_entry;
- list_end = new_entry;
- }
- /* Increase count of undefined weak symbols in the got. */
- rgot_weak_count++;
- }
- }
- }
- internal_relocs++;
- }
- }
- else
- return FALSE;
- }
- }
- }
+ for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
+ {
+ for (s = ibfd->sections; s != NULL; s = s->next)
+ {
+ if (s->reloc_count)
+ {
+ /* Count relocs that need .rofixup entires. */
+ Elf_Internal_Rela *internal_relocs, *end;
+ internal_relocs = elf_section_data (s)->relocs;
+ if (internal_relocs == NULL)
+ internal_relocs = (_bfd_elf_link_read_relocs (ibfd, s, NULL, NULL, FALSE));
+ if (internal_relocs != NULL)
+ {
+ end = internal_relocs + s->reloc_count;
+ while (internal_relocs < end)
+ {
+ Elf_Internal_Shdr *symtab_hdr = &elf_tdata (ibfd)->symtab_hdr;
+ struct elf_link_hash_entry **sym_hashes = elf_sym_hashes (ibfd);
+ unsigned long r_symndx;
+ struct elf_link_hash_entry *h;
+
+ symtab_hdr = &elf_tdata (ibfd)->symtab_hdr;
+ sym_hashes = elf_sym_hashes (ibfd);
+ r_symndx = ELF32_R_SYM (internal_relocs->r_info);
+ h = NULL;
+ if (r_symndx < symtab_hdr->sh_info)
+ {
+ }
+ else
+ {
+ h = sym_hashes[r_symndx - symtab_hdr->sh_info];
+ 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;
+ }
+
+ /* Don't generate entries for weak symbols. */
+ if (!h || (h && h->root.type != bfd_link_hash_undefweak))
+ {
+ if (!discarded_section (s) && !((bfd_section_flags (s) & SEC_ALLOC) == 0))
+ {
+ switch (ELF32_R_TYPE (internal_relocs->r_info))
+ {
+ case R_LM32_32:
+ r32_count++;
+ break;
+ case R_LM32_16_GOT:
+ rgot_count++;
+ break;
+ }
+ }
+ }
+ else
+ {
+ struct weak_symbol_list *current, *new_entry;
+ /* Is this symbol already in the list? */
+ for (current = list_start; current; current = current->next)
+ {
+ if (!strcmp (current->name, h->root.root.string))
+ break;
+ }
+ if (!current && !discarded_section (s) && (bfd_section_flags (s) & SEC_ALLOC))
+ {
+ /* Will this have an entry in the GOT. */
+ if (ELF32_R_TYPE (internal_relocs->r_info) == R_LM32_16_GOT)
+ {
+ /* Create a new entry. */
+ new_entry = malloc (sizeof (struct weak_symbol_list));
+ if (!new_entry)
+ return FALSE;
+ new_entry->name = h->root.root.string;
+ new_entry->next = NULL;
+ /* Add to list */
+ if (list_start == NULL)
+ {
+ list_start = new_entry;
+ list_end = new_entry;
+ }
+ else
+ {
+ list_end->next = new_entry;
+ list_end = new_entry;
+ }
+ /* Increase count of undefined weak symbols in the got. */
+ rgot_weak_count++;
+ }
+ }
+ }
+ internal_relocs++;
+ }
+ }
+ else
+ return FALSE;
+ }
+ }
+ }
/* Free list. */
while (list_start)
- {
- list_end = list_start->next;
- free (list_start);
- list_start = list_end;
- }
+ {
+ list_end = list_start->next;
+ free (list_start);
+ list_start = list_end;
+ }
/* Size sections. */
- lm32fdpic_fixup32_section (info)->size = (r32_count + (htab->sgot->size / 4) - rgot_weak_count + 1) * 4;
+ lm32fdpic_fixup32_section (info)->size
+ = (r32_count + (htab->root.sgot->size / 4) - rgot_weak_count + 1) * 4;
if (lm32fdpic_fixup32_section (info)->size == 0)
- lm32fdpic_fixup32_section (info)->flags |= SEC_EXCLUDE;
+ lm32fdpic_fixup32_section (info)->flags |= SEC_EXCLUDE;
else
- {
- lm32fdpic_fixup32_section (info)->contents =
- bfd_zalloc (dynobj, lm32fdpic_fixup32_section (info)->size);
- if (lm32fdpic_fixup32_section (info)->contents == NULL)
- return FALSE;
- }
+ {
+ lm32fdpic_fixup32_section (info)->contents =
+ bfd_zalloc (dynobj, lm32fdpic_fixup32_section (info)->size);
+ if (lm32fdpic_fixup32_section (info)->contents == NULL)
+ return FALSE;
+ }
}
return TRUE;
/* Make sure we have a GOT - For the case where we have a dynamic object
but none of the relocs in check_relocs */
- if (! create_got_section (abfd, info))
+ if (!_bfd_elf_create_got_section (abfd, info))
return FALSE;
if (IS_FDPIC (abfd) && (htab->sfixup32 == NULL))
{
if (! create_rofixup_section (abfd, info))
- return FALSE;
+ return FALSE;
}
/* We need to create .plt, .rel[a].plt, .got, .got.plt, .dynbss, and
.rel[a].bss sections. */
flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY
- | SEC_LINKER_CREATED);
+ | SEC_LINKER_CREATED);
pltflags = flags;
pltflags |= SEC_CODE;
if (bed->plt_readonly)
pltflags |= SEC_READONLY;
- s = bfd_make_section_with_flags (abfd, ".plt", pltflags);
- htab->splt = s;
+ s = bfd_make_section_anyway_with_flags (abfd, ".plt", pltflags);
+ htab->root.splt = s;
if (s == NULL
- || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
+ || !bfd_set_section_alignment (s, bed->plt_alignment))
return FALSE;
if (bed->want_plt_sym)
{
/* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the
- .plt section. */
+ .plt section. */
struct bfd_link_hash_entry *bh = NULL;
struct elf_link_hash_entry *h;
if (! (_bfd_generic_link_add_one_symbol
- (info, abfd, "_PROCEDURE_LINKAGE_TABLE_", BSF_GLOBAL, s,
- (bfd_vma) 0, NULL, FALSE,
- get_elf_backend_data (abfd)->collect, &bh)))
- return FALSE;
+ (info, abfd, "_PROCEDURE_LINKAGE_TABLE_", BSF_GLOBAL, s,
+ (bfd_vma) 0, NULL, FALSE,
+ get_elf_backend_data (abfd)->collect, &bh)))
+ return FALSE;
h = (struct elf_link_hash_entry *) bh;
h->def_regular = 1;
h->type = STT_OBJECT;
htab->root.hplt = h;
- if (info->shared
- && ! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
+ if (bfd_link_pic (info)
+ && ! bfd_elf_link_record_dynamic_symbol (info, h))
+ return FALSE;
}
- s = bfd_make_section_with_flags (abfd,
- bed->default_use_rela_p ? ".rela.plt" : ".rel.plt",
- flags | SEC_READONLY);
- htab->srelplt = s;
+ s = bfd_make_section_anyway_with_flags (abfd,
+ bed->default_use_rela_p
+ ? ".rela.plt" : ".rel.plt",
+ flags | SEC_READONLY);
+ htab->root.srelplt = s;
if (s == NULL
- || ! bfd_set_section_alignment (abfd, s, ptralign))
+ || !bfd_set_section_alignment (s, ptralign))
return FALSE;
- if (htab->sgot == NULL
- && ! create_got_section (abfd, info))
+ if (htab->root.sgot == NULL
+ && !_bfd_elf_create_got_section (abfd, info))
return FALSE;
- {
- const char *secname;
- char *relname;
- flagword secflags;
- asection *sec;
-
- for (sec = abfd->sections; sec; sec = sec->next)
- {
- secflags = bfd_get_section_flags (abfd, sec);
- if ((secflags & (SEC_DATA | SEC_LINKER_CREATED))
- || ((secflags & SEC_HAS_CONTENTS) != SEC_HAS_CONTENTS))
- continue;
- secname = bfd_get_section_name (abfd, sec);
- relname = bfd_malloc ((bfd_size_type) strlen (secname) + 6);
- strcpy (relname, ".rela");
- strcat (relname, secname);
- if (bfd_get_section_by_name (abfd, secname))
- continue;
- s = bfd_make_section_with_flags (abfd, relname,
- flags | SEC_READONLY);
- if (s == NULL
- || ! bfd_set_section_alignment (abfd, s, ptralign))
- return FALSE;
- }
- }
-
if (bed->want_dynbss)
{
/* The .dynbss section is a place to put symbols which are defined
- by dynamic objects, are referenced by regular objects, and are
- not functions. We must allocate space for them in the process
- image and use a R_*_COPY reloc to tell the dynamic linker to
- initialize them at run time. The linker script puts the .dynbss
- section into the .bss section of the final image. */
- s = bfd_make_section_with_flags (abfd, ".dynbss",
- SEC_ALLOC | SEC_LINKER_CREATED);
+ by dynamic objects, are referenced by regular objects, and are
+ not functions. We must allocate space for them in the process
+ image and use a R_*_COPY reloc to tell the dynamic linker to
+ initialize them at run time. The linker script puts the .dynbss
+ section into the .bss section of the final image. */
+ s = bfd_make_section_anyway_with_flags (abfd, ".dynbss",
+ SEC_ALLOC | SEC_LINKER_CREATED);
htab->sdynbss = s;
if (s == NULL)
- return FALSE;
+ return FALSE;
/* The .rel[a].bss section holds copy relocs. This section is not
- normally needed. We need to create it here, though, so that the
- linker will map it to an output section. We can't just create it
- only if we need it, because we will not know whether we need it
- until we have seen all the input files, and the first time the
- main linker code calls BFD after examining all the input files
- (size_dynamic_sections) the input sections have already been
- mapped to the output sections. If the section turns out not to
- be needed, we can discard it later. We will never need this
- section when generating a shared object, since they do not use
- copy relocs. */
- if (! info->shared)
- {
- s = bfd_make_section_with_flags (abfd,
- (bed->default_use_rela_p
- ? ".rela.bss" : ".rel.bss"),
- flags | SEC_READONLY);
- htab->srelbss = s;
- if (s == NULL
- || ! bfd_set_section_alignment (abfd, s, ptralign))
- return FALSE;
- }
- }
-
- return TRUE;
-}
-
-/* Copy the extra info we tack onto an elf_link_hash_entry. */
-
-static void
-lm32_elf_copy_indirect_symbol (struct bfd_link_info *info,
- struct elf_link_hash_entry *dir,
- struct elf_link_hash_entry *ind)
-{
- struct elf_lm32_link_hash_entry * edir;
- struct elf_lm32_link_hash_entry * eind;
-
- edir = (struct elf_lm32_link_hash_entry *) dir;
- eind = (struct elf_lm32_link_hash_entry *) ind;
-
- if (eind->dyn_relocs != NULL)
- {
- if (edir->dyn_relocs != NULL)
- {
- struct elf_lm32_dyn_relocs **pp;
- struct elf_lm32_dyn_relocs *p;
-
- /* Add reloc counts against the indirect sym to the direct sym
- list. Merge any entries against the same section. */
- for (pp = &eind->dyn_relocs; (p = *pp) != NULL;)
- {
- struct elf_lm32_dyn_relocs *q;
-
- for (q = edir->dyn_relocs; q != NULL; q = q->next)
- if (q->sec == p->sec)
- {
- q->pc_count += p->pc_count;
- q->count += p->count;
- *pp = p->next;
- break;
- }
- if (q == NULL)
- pp = &p->next;
- }
- *pp = edir->dyn_relocs;
- }
-
- edir->dyn_relocs = eind->dyn_relocs;
- eind->dyn_relocs = NULL;
- }
-
- _bfd_elf_link_hash_copy_indirect (info, dir, ind);
-}
-
-static bfd_boolean
-lm32_elf_always_size_sections (bfd *output_bfd,
- struct bfd_link_info *info)
-{
- if (!info->relocatable)
- {
- struct elf_link_hash_entry *h;
-
- /* Force a PT_GNU_STACK segment to be created. */
- if (! elf_tdata (output_bfd)->stack_flags)
- elf_tdata (output_bfd)->stack_flags = PF_R | PF_W | PF_X;
-
- /* Define __stacksize if it's not defined yet. */
- h = elf_link_hash_lookup (elf_hash_table (info), "__stacksize",
- FALSE, FALSE, FALSE);
- if (! h || h->root.type != bfd_link_hash_defined
- || h->type != STT_OBJECT
- || !h->def_regular)
+ normally needed. We need to create it here, though, so that the
+ linker will map it to an output section. We can't just create it
+ only if we need it, because we will not know whether we need it
+ until we have seen all the input files, and the first time the
+ main linker code calls BFD after examining all the input files
+ (size_dynamic_sections) the input sections have already been
+ mapped to the output sections. If the section turns out not to
+ be needed, we can discard it later. We will never need this
+ section when generating a shared object, since they do not use
+ copy relocs. */
+ if (! bfd_link_pic (info))
{
- struct bfd_link_hash_entry *bh = NULL;
-
- if (!(_bfd_generic_link_add_one_symbol
- (info, output_bfd, "__stacksize",
- BSF_GLOBAL, bfd_abs_section_ptr, DEFAULT_STACK_SIZE,
- (const char *) NULL, FALSE,
- get_elf_backend_data (output_bfd)->collect, &bh)))
+ s = bfd_make_section_anyway_with_flags (abfd,
+ (bed->default_use_rela_p
+ ? ".rela.bss" : ".rel.bss"),
+ flags | SEC_READONLY);
+ htab->srelbss = s;
+ if (s == NULL
+ || !bfd_set_section_alignment (s, ptralign))
return FALSE;
-
- h = (struct elf_link_hash_entry *) bh;
- h->def_regular = 1;
- h->type = STT_OBJECT;
- /* This one must NOT be hidden. */
}
}
}
static bfd_boolean
-lm32_elf_modify_segment_map (bfd *output_bfd,
- struct bfd_link_info *info)
+lm32_elf_always_size_sections (bfd *output_bfd, struct bfd_link_info *info)
{
- struct elf_segment_map *m;
-
- /* objcopy and strip preserve what's already there using elf32_lm32fdpic_copy_
- private_bfd_data (). */
- if (! info)
- return TRUE;
-
- for (m = elf_tdata (output_bfd)->segment_map; m != NULL; m = m->next)
- if (m->p_type == PT_GNU_STACK)
- break;
-
- if (m)
+ if (!bfd_link_relocatable (info))
{
- asection *sec = bfd_get_section_by_name (output_bfd, ".stack");
- struct elf_link_hash_entry *h;
+ if (!bfd_elf_stack_segment_size (output_bfd, info,
+ "__stacksize", DEFAULT_STACK_SIZE))
+ return FALSE;
+ asection *sec = bfd_get_section_by_name (output_bfd, ".stack");
if (sec)
- {
- /* Obtain the pointer to the __stacksize symbol. */
- h = elf_link_hash_lookup (elf_hash_table (info), "__stacksize",
- FALSE, FALSE, 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;
- BFD_ASSERT (h->root.type == bfd_link_hash_defined);
-
- /* Set the section size from the symbol value. We
- intentionally ignore the symbol section. */
- if (h->root.type == bfd_link_hash_defined)
- sec->size = h->root.u.def.value;
- else
- sec->size = DEFAULT_STACK_SIZE;
-
- /* Add the stack section to the PT_GNU_STACK segment,
- such that its size and alignment requirements make it
- to the segment. */
- m->sections[m->count] = sec;
- m->count++;
- }
- }
-
- return TRUE;
-}
-
-static bfd_boolean
-lm32_elf_modify_program_headers (bfd *output_bfd,
- struct bfd_link_info *info)
-{
- struct elf_obj_tdata *tdata = elf_tdata (output_bfd);
- struct elf_segment_map *m;
- Elf_Internal_Phdr *p;
-
- if (! info)
- return TRUE;
-
- for (p = tdata->phdr, m = tdata->segment_map; m != NULL; m = m->next, p++)
- if (m->p_type == PT_GNU_STACK)
- break;
-
- if (m)
- {
- struct elf_link_hash_entry *h;
-
- /* Obtain the pointer to the __stacksize symbol. */
- h = elf_link_hash_lookup (elf_hash_table (info), "__stacksize",
- FALSE, FALSE, FALSE);
- if (h)
- {
- 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;
- BFD_ASSERT (h->root.type == bfd_link_hash_defined);
- }
-
- /* Set the header p_memsz from the symbol value. We
- intentionally ignore the symbol section. */
- if (h && h->root.type == bfd_link_hash_defined)
- p->p_memsz = h->root.u.def.value;
- else
- p->p_memsz = DEFAULT_STACK_SIZE;
-
- p->p_align = 8;
+ sec->size = info->stacksize >= 0 ? info->stacksize : 0;
}
return TRUE;
}
-
-static bfd_boolean
-lm32_elf_copy_private_bfd_data (bfd *ibfd, bfd *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;
-
- /* Copy object attributes. */
- _bfd_elf_copy_obj_attributes (ibfd, obfd);
-
- return TRUE;
-}
-
-
static bfd_boolean
lm32_elf_fdpic_copy_private_bfd_data (bfd *ibfd, bfd *obfd)
{
|| bfd_get_flavour (obfd) != bfd_target_elf_flavour)
return TRUE;
- if (! lm32_elf_copy_private_bfd_data (ibfd, obfd))
+ if (! _bfd_elf_copy_private_bfd_data (ibfd, obfd))
return FALSE;
if (! elf_tdata (ibfd) || ! elf_tdata (ibfd)->phdr
}
-#define ELF_ARCH bfd_arch_lm32
+#define ELF_ARCH bfd_arch_lm32
#define ELF_TARGET_ID LM32_ELF_DATA
-#define ELF_MACHINE_CODE EM_LATTICEMICO32
-#define ELF_MAXPAGESIZE 0x1000
-
-#define TARGET_BIG_SYM bfd_elf32_lm32_vec
-#define TARGET_BIG_NAME "elf32-lm32"
-
-#define bfd_elf32_bfd_reloc_type_lookup lm32_reloc_type_lookup
-#define bfd_elf32_bfd_reloc_name_lookup lm32_reloc_name_lookup
-#define elf_info_to_howto lm32_info_to_howto_rela
-#define elf_info_to_howto_rel 0
-#define elf_backend_rela_normal 1
-#define elf_backend_object_p lm32_elf_object_p
-#define elf_backend_final_write_processing lm32_elf_final_write_processing
-#define elf_backend_can_gc_sections 1
-#define elf_backend_can_refcount 1
-#define elf_backend_gc_mark_hook lm32_elf_gc_mark_hook
-#define elf_backend_gc_sweep_hook lm32_elf_gc_sweep_hook
-#define elf_backend_plt_readonly 1
-#define elf_backend_want_got_plt 1
-#define elf_backend_want_plt_sym 0
-#define elf_backend_got_header_size 12
-#define bfd_elf32_bfd_link_hash_table_create lm32_elf_link_hash_table_create
-#define elf_backend_check_relocs lm32_elf_check_relocs
-#define elf_backend_reloc_type_class lm32_elf_reloc_type_class
-#define elf_backend_copy_indirect_symbol lm32_elf_copy_indirect_symbol
-#define elf_backend_size_dynamic_sections lm32_elf_size_dynamic_sections
-#define elf_backend_omit_section_dynsym ((bfd_boolean (*) (bfd *, struct bfd_link_info *, asection *)) bfd_true)
-#define elf_backend_create_dynamic_sections lm32_elf_create_dynamic_sections
-#define elf_backend_finish_dynamic_sections lm32_elf_finish_dynamic_sections
-#define elf_backend_adjust_dynamic_symbol lm32_elf_adjust_dynamic_symbol
-#define elf_backend_finish_dynamic_symbol lm32_elf_finish_dynamic_symbol
-#define elf_backend_relocate_section lm32_elf_relocate_section
+#define ELF_MACHINE_CODE EM_LATTICEMICO32
+#define ELF_MAXPAGESIZE 0x1000
+
+#define TARGET_BIG_SYM lm32_elf32_vec
+#define TARGET_BIG_NAME "elf32-lm32"
+
+#define bfd_elf32_bfd_reloc_type_lookup lm32_reloc_type_lookup
+#define bfd_elf32_bfd_reloc_name_lookup lm32_reloc_name_lookup
+#define elf_info_to_howto lm32_info_to_howto_rela
+#define elf_info_to_howto_rel NULL
+#define elf_backend_rela_normal 1
+#define elf_backend_object_p lm32_elf_object_p
+#define elf_backend_final_write_processing lm32_elf_final_write_processing
+#define elf_backend_stack_align 8
+#define elf_backend_can_gc_sections 1
+#define elf_backend_can_refcount 1
+#define elf_backend_gc_mark_hook lm32_elf_gc_mark_hook
+#define elf_backend_plt_readonly 1
+#define elf_backend_want_got_plt 1
+#define elf_backend_want_plt_sym 0
+#define elf_backend_got_header_size 12
+#define elf_backend_dtrel_excludes_plt 1
+#define bfd_elf32_bfd_link_hash_table_create lm32_elf_link_hash_table_create
+#define elf_backend_check_relocs lm32_elf_check_relocs
+#define elf_backend_reloc_type_class lm32_elf_reloc_type_class
+#define elf_backend_size_dynamic_sections lm32_elf_size_dynamic_sections
+#define elf_backend_omit_section_dynsym _bfd_elf_omit_section_dynsym_all
+#define elf_backend_create_dynamic_sections lm32_elf_create_dynamic_sections
+#define elf_backend_finish_dynamic_sections lm32_elf_finish_dynamic_sections
+#define elf_backend_adjust_dynamic_symbol lm32_elf_adjust_dynamic_symbol
+#define elf_backend_finish_dynamic_symbol lm32_elf_finish_dynamic_symbol
+#define elf_backend_relocate_section lm32_elf_relocate_section
#include "elf32-target.h"
#undef TARGET_BIG_SYM
-#define TARGET_BIG_SYM bfd_elf32_lm32fdpic_vec
-#undef TARGET_BIG_NAME
+#define TARGET_BIG_SYM lm32_elf32_fdpic_vec
+#undef TARGET_BIG_NAME
#define TARGET_BIG_NAME "elf32-lm32fdpic"
#undef elf32_bed
#define elf32_bed elf32_lm32fdpic_bed
-#undef elf_backend_always_size_sections
-#define elf_backend_always_size_sections lm32_elf_always_size_sections
-#undef elf_backend_modify_segment_map
-#define elf_backend_modify_segment_map lm32_elf_modify_segment_map
-#undef elf_backend_modify_program_headers
-#define elf_backend_modify_program_headers lm32_elf_modify_program_headers
-#undef bfd_elf32_bfd_copy_private_bfd_data
-#define bfd_elf32_bfd_copy_private_bfd_data lm32_elf_fdpic_copy_private_bfd_data
+#undef elf_backend_always_size_sections
+#define elf_backend_always_size_sections lm32_elf_always_size_sections
+#undef bfd_elf32_bfd_copy_private_bfd_data
+#define bfd_elf32_bfd_copy_private_bfd_data lm32_elf_fdpic_copy_private_bfd_data
#include "elf32-target.h"
projects / deliverable / binutils-gdb.git / blobdiff