-/* Hitachi SH64-specific support for 32-bit ELF
- Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
+/* SuperH SH64-specific support for 32-bit ELF
+ Copyright 2000, 2001, 2002, 2003, 2004, 2005
+ Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
#include "sysdep.h"
#include "elf-bfd.h"
#include "../opcodes/sh64-opc.h"
+#include "elf32-sh64.h"
/* Add a suffix for datalabel indirection symbols. It must not match any
other symbols; user symbols with or without version or other
bfd_vma addr;
};
-static boolean sh64_elf_copy_private_data PARAMS ((bfd *, bfd *));
-static boolean sh64_elf_merge_private_data PARAMS ((bfd *, bfd *));
-static boolean sh64_elf_fake_sections PARAMS ((bfd *, Elf_Internal_Shdr *,
- asection *));
-static boolean sh64_elf_set_private_flags PARAMS ((bfd *, flagword));
-static boolean sh64_elf_set_mach_from_flags PARAMS ((bfd *));
-static boolean shmedia_prepare_reloc
- PARAMS ((struct bfd_link_info *, bfd *, asection *,
- bfd_byte *, const Elf_Internal_Rela *, bfd_vma *));
-static int sh64_elf_get_symbol_type PARAMS ((Elf_Internal_Sym *, int));
-static boolean sh64_elf_add_symbol_hook
- PARAMS ((bfd *, struct bfd_link_info *, const Elf_Internal_Sym *,
- const char **, flagword *, asection **, bfd_vma *));
-static boolean sh64_elf_link_output_symbol_hook
- PARAMS ((bfd *, struct bfd_link_info *, const char *, Elf_Internal_Sym *,
- asection *));
-static boolean sh64_backend_section_from_shdr
- PARAMS ((bfd *, Elf_Internal_Shdr *, char *));
-static void sh64_elf_final_write_processing PARAMS ((bfd *, boolean));
-static boolean sh64_bfd_elf_copy_private_section_data
- PARAMS ((bfd *, asection *, bfd *, asection *));
-static void sh64_find_section_for_address PARAMS ((bfd *, asection *, PTR));
+static bfd_boolean sh64_elf_new_section_hook
+ (bfd *, asection *);
+static bfd_boolean sh64_elf_copy_private_data
+ (bfd *, bfd *);
+static bfd_boolean sh64_elf_merge_private_data
+ (bfd *, bfd *);
+static bfd_boolean sh64_elf_fake_sections
+ (bfd *, Elf_Internal_Shdr *, asection *);
+static bfd_boolean sh64_elf_set_private_flags
+ (bfd *, flagword);
+static bfd_boolean sh64_elf_set_mach_from_flags
+ (bfd *);
+static bfd_boolean shmedia_prepare_reloc
+ (struct bfd_link_info *, bfd *, asection *, bfd_byte *,
+ const Elf_Internal_Rela *, bfd_vma *);
+static int sh64_elf_get_symbol_type
+ (Elf_Internal_Sym *, int);
+static bfd_boolean sh64_elf_add_symbol_hook
+ (bfd *, struct bfd_link_info *, Elf_Internal_Sym *, const char **,
+ flagword *, asection **, bfd_vma *);
+static bfd_boolean sh64_elf_link_output_symbol_hook
+ (struct bfd_link_info *, const char *, Elf_Internal_Sym *, asection *,
+ struct elf_link_hash_entry *);
+static bfd_boolean sh64_backend_section_from_shdr
+ (bfd *, Elf_Internal_Shdr *, const char *);
+static void sh64_elf_final_write_processing
+ (bfd *, bfd_boolean);
+static bfd_boolean sh64_bfd_elf_copy_private_section_data
+ (bfd *, asection *, bfd *, asection *);
+static void sh64_find_section_for_address
+ (bfd *, asection *, void *);
/* Let elf32-sh.c handle the "bfd_" definitions, so we only have to
intrude with an #ifndef around the function definition. */
#define elf_backend_add_symbol_hook sh64_elf_add_symbol_hook
#define elf_backend_link_output_symbol_hook \
sh64_elf_link_output_symbol_hook
+#define elf_backend_merge_symbol_attribute sh64_elf_merge_symbol_attribute
#define elf_backend_final_write_processing sh64_elf_final_write_processing
#define elf_backend_section_from_shdr sh64_backend_section_from_shdr
+#define elf_backend_special_sections sh64_elf_special_sections
+#define elf_backend_section_flags sh64_elf_section_flags
+
+#define bfd_elf32_new_section_hook sh64_elf_new_section_hook
/* For objcopy, we need to set up sh64_elf_section_data (asection *) from
incoming section flags. This is otherwise done in sh64elf.em when
sh64_bfd_elf_copy_private_section_data
/* This COFF-only function (only compiled with COFF support, making
- ELF-only chains problematic) returns true early for SH4, so let's just
- define it true here. */
-#define _bfd_sh_align_load_span(a,b,c,d,e,f,g,h,i,j) true
-
-#ifndef ELF_ARCH
-#define TARGET_BIG_SYM bfd_elf32_sh64_vec
-#define TARGET_BIG_NAME "elf32-sh64"
-#define TARGET_LITTLE_SYM bfd_elf32_sh64l_vec
-#define TARGET_LITTLE_NAME "elf32-sh64l"
-#define ELF_ARCH bfd_arch_sh
-#define ELF_MACHINE_CODE EM_SH
-#define ELF_MAXPAGESIZE 128
-
-#define elf_symbol_leading_char '_'
-#endif /* ELF_ARCH */
+ ELF-only chains problematic) returns TRUE early for SH4, so let's just
+ define it TRUE here. */
+#define _bfd_sh_align_load_span(a,b,c,d,e,f,g,h,i,j) TRUE
#define GOT_BIAS (-((long)-32768))
#define INCLUDE_SHMEDIA
+#define SH_TARGET_ALREADY_DEFINED
#include "elf32-sh.c"
-/* The type sh64_elf_crange is defined in elf/sh.h which is included in
- elf32-sh.c, hence these prototypes located after including it. */
-static int crange_qsort_cmpb PARAMS ((const void *, const void *));
-static int crange_qsort_cmpl PARAMS ((const void *, const void *));
-static int crange_bsearch_cmpb PARAMS ((const void *, const void *));
-static int crange_bsearch_cmpl PARAMS ((const void *, const void *));
-static boolean sh64_address_in_cranges
- PARAMS ((asection *cranges, bfd_vma, sh64_elf_crange *));
+/* Tack some extra info on struct bfd_elf_section_data. */
+
+static bfd_boolean
+sh64_elf_new_section_hook (bfd *abfd, asection *sec)
+{
+ struct _sh64_elf_section_data *sdata;
+ bfd_size_type amt = sizeof (*sdata);
+
+ sdata = (struct _sh64_elf_section_data *) bfd_zalloc (abfd, amt);
+ if (sdata == NULL)
+ return FALSE;
+ sec->used_by_bfd = sdata;
+
+ return _bfd_elf_new_section_hook (abfd, sec);
+}
/* Set the SHF_SH5_ISA32 flag for ISA SHmedia code sections, and pass
through SHT_SH5_CR_SORTED on a sorted .cranges section. */
-boolean
-sh64_elf_fake_sections (output_bfd, elf_section_hdr, asect)
- bfd *output_bfd ATTRIBUTE_UNUSED;
- Elf_Internal_Shdr *elf_section_hdr;
- asection *asect;
+bfd_boolean
+sh64_elf_fake_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
+ Elf_Internal_Shdr *elf_section_hdr,
+ asection *asect)
{
- if (sh64_elf_section_data (asect) != NULL)
+ if (sh64_elf_section_data (asect)->sh64_info != NULL)
elf_section_hdr->sh_flags
- |= sh64_elf_section_data (asect)->contents_flags;
+ |= sh64_elf_section_data (asect)->sh64_info->contents_flags;
/* If this section has the SEC_SORT_ENTRIES flag set, it is a sorted
.cranges section passing through objcopy. */
SH64_CRANGES_SECTION_NAME) == 0)
elf_section_hdr->sh_type = SHT_SH5_CR_SORTED;
- return true;
+ return TRUE;
}
-static boolean
-sh64_elf_set_mach_from_flags (abfd)
- bfd *abfd;
+static bfd_boolean
+sh64_elf_set_mach_from_flags (bfd *abfd)
{
flagword flags = elf_elfheader (abfd)->e_flags;
- asection *cranges;
switch (flags & EF_SH_MACH_MASK)
{
default:
bfd_set_error (bfd_error_wrong_format);
- return false;
+ return FALSE;
}
- /* We also need to set SEC_DEBUGGING on an incoming .cranges section.
- We could have used elf_backend_section_flags if it had given us the
- section name; the bfd_section member in the header argument is not
- set at the point of the call. FIXME: Find out whether that is by
- undocumented design or a bug. */
- cranges = bfd_get_section_by_name (abfd, SH64_CRANGES_SECTION_NAME);
- if (cranges != NULL
- && ! bfd_set_section_flags (abfd, cranges,
- bfd_get_section_flags (abfd, cranges)
- | SEC_DEBUGGING))
- return false;
-
- return true;
+ return TRUE;
}
-static boolean
-sh64_elf_copy_private_data (ibfd, obfd)
- bfd * ibfd;
- bfd * obfd;
+static bfd_boolean
+sh64_elf_section_flags (flagword *flags,
+ const Elf_Internal_Shdr *hdr)
+{
+ if (hdr->bfd_section == NULL)
+ return FALSE;
+
+ if (strcmp (hdr->bfd_section->name, SH64_CRANGES_SECTION_NAME) == 0)
+ *flags |= SEC_DEBUGGING;
+
+ return TRUE;
+}
+
+static bfd_boolean
+sh64_elf_copy_private_data (bfd * ibfd, bfd * obfd)
{
if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
|| bfd_get_flavour (obfd) != bfd_target_elf_flavour)
- return true;
+ 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;
- return true;
+ return TRUE;
}
-static boolean
-sh64_elf_merge_private_data (ibfd, obfd)
- bfd *ibfd;
- bfd *obfd;
+static bfd_boolean
+sh64_elf_merge_private_data (bfd *ibfd, bfd *obfd)
{
flagword old_flags, new_flags;
- if (_bfd_generic_verify_endian_match (ibfd, obfd) == false)
- return false;
+ if (! _bfd_generic_verify_endian_match (ibfd, obfd))
+ return FALSE;
if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
|| bfd_get_flavour (obfd) != bfd_target_elf_flavour)
- return true;
+ return TRUE;
if (bfd_get_arch_size (ibfd) != bfd_get_arch_size (obfd))
{
(*_bfd_error_handler) (msg, bfd_get_filename (ibfd),
bfd_get_filename (obfd));
bfd_set_error (bfd_error_wrong_format);
- return false;
+ return FALSE;
}
old_flags = elf_elfheader (obfd)->e_flags;
if (! elf_flags_init (obfd))
{
/* This happens when ld starts out with a 'blank' output file. */
- elf_flags_init (obfd) = true;
+ elf_flags_init (obfd) = TRUE;
elf_elfheader (obfd)->e_flags = old_flags = new_flags;
}
/* We don't allow linking in non-SH64 code. */
("%s: uses non-SH64 instructions while previous modules use SH64 instructions",
bfd_get_filename (ibfd));
bfd_set_error (bfd_error_bad_value);
- return false;
+ return FALSE;
}
/* I can't think of anything sane other than old_flags being EF_SH5 and
We only recognize SHT_SH5_CR_SORTED, on the .cranges section. */
-boolean
-sh64_backend_section_from_shdr (abfd, hdr, name)
- bfd *abfd;
- Elf_Internal_Shdr *hdr;
- char *name;
+bfd_boolean
+sh64_backend_section_from_shdr (bfd *abfd, Elf_Internal_Shdr *hdr,
+ const char *name)
{
flagword flags = 0;
/* We do like MIPS with a bit switch for recognized types, and returning
- false for a recognized section type with an unexpected name. Right
+ FALSE for a recognized section type with an unexpected name. Right
now we only have one recognized type, but that might change. */
switch (hdr->sh_type)
{
case SHT_SH5_CR_SORTED:
if (strcmp (name, SH64_CRANGES_SECTION_NAME) != 0)
- return false;
+ return FALSE;
/* We set the SEC_SORT_ENTRIES flag so it can be passed on to
sh64_elf_fake_sections, keeping SHT_SH5_CR_SORTED if this object
break;
default:
- return false;
+ return FALSE;
}
if (! _bfd_elf_make_section_from_shdr (abfd, hdr, name))
- return false;
+ return FALSE;
if (flags
&& ! bfd_set_section_flags (abfd, hdr->bfd_section,
bfd_get_section_flags (abfd,
hdr->bfd_section)
| flags))
- return false;
+ return FALSE;
- return true;
+ return TRUE;
}
/* In contrast to sh64_backend_section_from_shdr, this is called for all
assembling. We need to set up the sh64_elf_section_data (asection *)
structure for the SH64 ELF section flags to be copied correctly. */
-boolean
-sh64_bfd_elf_copy_private_section_data (ibfd, isec, obfd, osec)
- bfd *ibfd;
- asection *isec;
- bfd *obfd;
- asection *osec;
+bfd_boolean
+sh64_bfd_elf_copy_private_section_data (bfd *ibfd, asection *isec,
+ bfd *obfd, asection *osec)
{
struct sh64_section_data *sh64_sec_data;
if (ibfd->xvec->flavour != bfd_target_elf_flavour
|| obfd->xvec->flavour != bfd_target_elf_flavour)
- return true;
+ return TRUE;
if (! _bfd_elf_copy_private_section_data (ibfd, isec, obfd, osec))
- return false;
+ return FALSE;
- sh64_sec_data = sh64_elf_section_data (isec);
+ sh64_sec_data = sh64_elf_section_data (isec)->sh64_info;
if (sh64_sec_data == NULL)
{
sh64_sec_data = bfd_zmalloc (sizeof (struct sh64_section_data));
if (sh64_sec_data == NULL)
- return false;
+ return FALSE;
sh64_sec_data->contents_flags
= (elf_section_data (isec)->this_hdr.sh_flags
& (SHF_SH5_ISA32 | SHF_SH5_ISA32_MIXED));
- sh64_elf_section_data (osec) = sh64_sec_data;
+ sh64_elf_section_data (osec)->sh64_info = sh64_sec_data;
}
- return true;
+ return TRUE;
}
/* Function to keep SH64 specific file flags. */
-static boolean
-sh64_elf_set_private_flags (abfd, flags)
- bfd * abfd;
- flagword flags;
+static bfd_boolean
+sh64_elf_set_private_flags (bfd *abfd, flagword flags)
{
BFD_ASSERT (! elf_flags_init (abfd)
|| elf_elfheader (abfd)->e_flags == flags);
elf_elfheader (abfd)->e_flags = flags;
- elf_flags_init (abfd) = true;
+ elf_flags_init (abfd) = TRUE;
return sh64_elf_set_mach_from_flags (abfd);
}
/* Called when writing out an object file to decide the type of a symbol. */
static int
-sh64_elf_get_symbol_type (elf_sym, type)
- Elf_Internal_Sym * elf_sym;
- int type;
+sh64_elf_get_symbol_type (Elf_Internal_Sym *elf_sym, int type)
{
if (ELF_ST_TYPE (elf_sym->st_info) == STT_DATALABEL)
return STT_DATALABEL;
or the hash entry, alternatively adding the index to Elf_Internal_Sym
(not so good). */
-static boolean
-sh64_elf_add_symbol_hook (abfd, info, sym, namep, flagsp, secp, valp)
- bfd *abfd;
- struct bfd_link_info *info;
- const Elf_Internal_Sym *sym;
- const char **namep;
- flagword *flagsp ATTRIBUTE_UNUSED;
- asection **secp;
- bfd_vma *valp;
+static bfd_boolean
+sh64_elf_add_symbol_hook (bfd *abfd, struct bfd_link_info *info,
+ Elf_Internal_Sym *sym, const char **namep,
+ flagword *flagsp ATTRIBUTE_UNUSED,
+ asection **secp, bfd_vma *valp)
{
/* We want to do this for relocatable as well as final linking. */
if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL
- && info->hash->creator->flavour == bfd_target_elf_flavour)
+ && is_elf_hash_table (info->hash))
{
struct elf_link_hash_entry *h;
- /* For relocateable links, we register the DataLabel sym in its own
+ /* For relocatable links, we register the DataLabel sym in its own
right, and tweak the name when it's output. Otherwise, we make
an indirect symbol of it. */
flagword flags
- = info->relocateable || info->emitrelocations
+ = info->relocatable || info->emitrelocations
? BSF_GLOBAL : BSF_GLOBAL | BSF_INDIRECT;
char *dl_name
/* Allocation may fail. */
if (dl_name == NULL)
- return false;
+ return FALSE;
strcpy (dl_name, *namep);
strcat (dl_name, DATALABEL_SUFFIX);
h = (struct elf_link_hash_entry *)
- bfd_link_hash_lookup (info->hash, dl_name, false, false, false);
+ bfd_link_hash_lookup (info->hash, dl_name, FALSE, FALSE, FALSE);
if (h == NULL)
{
/* No previous datalabel symbol. Make one. */
+ struct bfd_link_hash_entry *bh = NULL;
+ const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+
if (! _bfd_generic_link_add_one_symbol (info, abfd, dl_name,
flags, *secp, *valp,
- *namep, false,
- get_elf_backend_data (abfd)->collect,
- (struct bfd_link_hash_entry **) &h))
+ *namep, FALSE,
+ bed->collect, &bh))
{
free (dl_name);
- return false;
+ return FALSE;
}
- h->elf_link_hash_flags &=~ ELF_LINK_NON_ELF;
+ h = (struct elf_link_hash_entry *) bh;
+ h->non_elf = 0;
h->type = STT_DATALABEL;
}
else
free (dl_name);
if (h->type != STT_DATALABEL
- || ((info->relocateable || info->emitrelocations)
+ || ((info->relocatable || info->emitrelocations)
&& h->root.type != bfd_link_hash_undefined)
- || (! info->relocateable && !info->emitrelocations
+ || (! info->relocatable && !info->emitrelocations
&& h->root.type != bfd_link_hash_indirect))
{
/* Make sure we don't get confused on invalid input. */
(_("%s: encountered datalabel symbol in input"),
bfd_get_filename (abfd));
bfd_set_error (bfd_error_bad_value);
- return false;
+ return FALSE;
}
/* Now find the hash-table slot for this entry and fill it in. */
*namep = NULL;
}
- return true;
+ return TRUE;
}
/* This hook function is called before the linker writes out a global
we don't need to look up and make sure to emit the main symbol for each
DataLabel symbol. */
-boolean
-sh64_elf_link_output_symbol_hook (abfd, info, cname, sym, input_sec)
- bfd *abfd ATTRIBUTE_UNUSED;
- struct bfd_link_info *info;
- const char *cname;
- Elf_Internal_Sym *sym;
- asection *input_sec ATTRIBUTE_UNUSED;
+bfd_boolean
+sh64_elf_link_output_symbol_hook (struct bfd_link_info *info,
+ const char *cname,
+ Elf_Internal_Sym *sym,
+ asection *input_sec ATTRIBUTE_UNUSED,
+ struct elf_link_hash_entry *h ATTRIBUTE_UNUSED)
{
char *name = (char *) cname;
- if (info->relocateable || info->emitrelocations)
+ if (info->relocatable || info->emitrelocations)
{
if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL)
name[strlen (name) - strlen (DATALABEL_SUFFIX)] = 0;
}
- return true;
+ return TRUE;
}
/* Check a SH64-specific reloc and put the value to relocate to into
RELOCATION, ready to pass to _bfd_final_link_relocate. Return FALSE if
bad value, TRUE if ok. */
-static boolean
-shmedia_prepare_reloc (info, abfd, input_section,
- contents, rel, relocation)
- struct bfd_link_info *info;
- bfd *abfd;
- asection *input_section;
- bfd_byte *contents;
- const Elf_Internal_Rela *rel;
- bfd_vma *relocation;
+static bfd_boolean
+shmedia_prepare_reloc (struct bfd_link_info *info, bfd *abfd,
+ asection *input_section, bfd_byte *contents,
+ const Elf_Internal_Rela *rel, bfd_vma *relocation)
{
bfd_vma disp, dropped;
&& ! ((*info->callbacks->reloc_dangerous)
(info, msg, abfd, input_section,
rel->r_offset)))
- return false;
+ return FALSE;
}
else
{
(*_bfd_error_handler)
(_("%s: GAS error: unexpected PTB insn with R_SH_PT_16"),
bfd_get_filename (input_section->owner));
- return false;
+ return FALSE;
}
/* Change the PTA to a PTB, if destination indicates so. */
break;
default:
- return false;
+ return FALSE;
}
disp = (*relocation & 0xf);
if (dropped != 0)
{
(*_bfd_error_handler)
- (_("%s: error: unaligned relocation type %d at %08x reloc %08x\n"),
- bfd_get_filename (input_section->owner), ELF32_R_TYPE (rel->r_info),
- (unsigned)rel->r_offset, (unsigned)relocation);
- return false;
+ (_("%B: error: unaligned relocation type %d at %08x reloc %p\n"),
+ input_section->owner, ELF32_R_TYPE (rel->r_info),
+ (unsigned) rel->r_offset, relocation);
+ return FALSE;
}
- return true;
+ return TRUE;
}
/* Helper function to locate the section holding a certain address. This
is called via bfd_map_over_sections. */
static void
-sh64_find_section_for_address (abfd, section, data)
- bfd *abfd ATTRIBUTE_UNUSED;
- asection *section;
- PTR data;
+sh64_find_section_for_address (bfd *abfd ATTRIBUTE_UNUSED,
+ asection *section, void *data)
{
bfd_vma vma;
bfd_size_type size;
+
struct sh64_find_section_vma_data *fsec_datap
= (struct sh64_find_section_vma_data *) data;
if (fsec_datap->addr < vma)
return;
- /* FIXME: section->reloc_done isn't set properly; a generic buglet
- preventing us from using bfd_get_section_size_after_reloc. */
- size
- = section->_cooked_size ? section->_cooked_size : section->_raw_size;
-
+ size = section->size;
if (fsec_datap->addr >= vma + size)
return;
executables (final linking and objcopy). */
static void
-sh64_elf_final_write_processing (abfd, linker)
- bfd * abfd;
- boolean linker ATTRIBUTE_UNUSED;
+sh64_elf_final_write_processing (bfd *abfd,
+ bfd_boolean linker ATTRIBUTE_UNUSED)
{
bfd_vma ld_generated_cranges_size;
asection *cranges
&& cranges != NULL
&& elf_elfheader (abfd)->e_type != ET_EXEC
&& (ld_generated_cranges_size
- = sh64_elf_section_data (cranges)->cranges_growth) != 0)
+ = sh64_elf_section_data (cranges)->sh64_info->cranges_growth) != 0)
{
bfd_vma incoming_cranges_size
- = ((cranges->_cooked_size != 0
- ? cranges->_cooked_size : cranges->_raw_size)
- - ld_generated_cranges_size);
+ = cranges->size - ld_generated_cranges_size;
if (! bfd_set_section_contents (abfd, cranges,
cranges->contents
fsec_data.section = NULL;
bfd_map_over_sections (abfd, sh64_find_section_for_address,
- (PTR) &fsec_data);
+ &fsec_data);
if (fsec_data.section
&& (sh64_get_contents_type (fsec_data.section,
elf_elfheader (abfd)->e_entry,
/* If we have a .cranges section, sort the entries. */
if (cranges != NULL)
{
- bfd_size_type cranges_size
- = (cranges->_cooked_size != 0
- ? cranges->_cooked_size : cranges->_raw_size);
+ bfd_size_type cranges_size = cranges->size;
/* We know we always have these in memory at this time. */
BFD_ASSERT (cranges->contents != NULL);
qsort (cranges->contents, cranges_size / SH64_CRANGE_SIZE,
SH64_CRANGE_SIZE,
bfd_big_endian (cranges->owner)
- ? crange_qsort_cmpb : crange_qsort_cmpl);
+ ? _bfd_sh64_crange_qsort_cmpb
+ : _bfd_sh64_crange_qsort_cmpl);
elf_section_data (cranges)->this_hdr.sh_type
= SHT_SH5_CR_SORTED;
}
}
}
-/* Ordering functions of a crange, for the qsort and bsearch calls and for
- different endianness. */
-
-static int
-crange_qsort_cmpb (p1, p2)
- const PTR p1;
- const PTR p2;
-{
- bfd_vma a1 = bfd_getb32 (p1);
- bfd_vma a2 = bfd_getb32 (p2);
-
- /* Preserve order if there's ambiguous contents. */
- if (a1 == a2)
- return (char *) p1 - (char *) p2;
-
- return a1 - a2;
-}
-
-static int
-crange_qsort_cmpl (p1, p2)
- const PTR p1;
- const PTR p2;
-{
- bfd_vma a1 = (bfd_vma) bfd_getl32 (p1);
- bfd_vma a2 = (bfd_vma) bfd_getl32 (p2);
-
- /* Preserve order if there's ambiguous contents. */
- if (a1 == a2)
- return (char *) p1 - (char *) p2;
-
- return a1 - a2;
-}
-
-static int
-crange_bsearch_cmpb (p1, p2)
- const PTR p1;
- const PTR p2;
-{
- bfd_vma a1 = *(bfd_vma *) p1;
- bfd_vma a2 = (bfd_vma) bfd_getb32 (p2);
- bfd_size_type size
- = (bfd_size_type) bfd_getb32 (SH64_CRANGE_CR_SIZE_OFFSET + (char *) p2);
-
- if (a1 >= a2 + size)
- return 1;
- if (a1 < a2)
- return -1;
- return 0;
-}
-
-static int
-crange_bsearch_cmpl (p1, p2)
- const PTR p1;
- const PTR p2;
-{
- bfd_vma a1 = *(bfd_vma *) p1;
- bfd_vma a2 = (bfd_vma) bfd_getl32 (p2);
- bfd_size_type size
- = (bfd_size_type) bfd_getl32 (SH64_CRANGE_CR_SIZE_OFFSET + (char *) p2);
-
- if (a1 >= a2 + size)
- return 1;
- if (a1 < a2)
- return -1;
- return 0;
-}
-
-/* Check whether a specific address is specified within a .cranges
- section. Return FALSE if not found, and TRUE if found, and the region
- filled into RANGEP if non-NULL. */
-
-static boolean
-sh64_address_in_cranges (cranges, addr, rangep)
- asection *cranges;
- bfd_vma addr;
- sh64_elf_crange *rangep;
+/* Merge non visibility st_other attribute when the symbol comes from
+ a dynamic object. */
+static void
+sh64_elf_merge_symbol_attribute (struct elf_link_hash_entry *h,
+ const Elf_Internal_Sym *isym,
+ bfd_boolean definition,
+ bfd_boolean dynamic)
{
- bfd_byte *cranges_contents;
- bfd_byte *found_rangep;
- bfd_size_type cranges_size = bfd_section_size (cranges->owner, cranges);
-
- /* If the size is not a multiple of the cranges entry size, then
- something is badly wrong. */
- if ((cranges_size % SH64_CRANGE_SIZE) != 0)
- return false;
-
- /* If this section has relocations, then we can't do anything sane. */
- if (bfd_get_section_flags (cranges->owner, cranges) & SEC_RELOC)
- return false;
-
- /* Has some kind soul (or previous call) left processed, sorted contents
- for us? */
- if ((bfd_get_section_flags (cranges->owner, cranges) & SEC_IN_MEMORY)
- && elf_section_data (cranges)->this_hdr.sh_type == SHT_SH5_CR_SORTED)
- cranges_contents = cranges->contents;
- else
+ if (isym->st_other != 0 && dynamic)
{
- cranges_contents
- = bfd_malloc (cranges->_cooked_size == 0
- ? cranges->_cooked_size : cranges->_raw_size);
- if (cranges_contents == NULL)
- return false;
-
- if (! bfd_get_section_contents (cranges->owner, cranges,
- cranges_contents, (file_ptr) 0,
- cranges_size))
- goto error_return;
-
- /* Is it sorted? */
- if (elf_section_data (cranges)->this_hdr.sh_type
- != SHT_SH5_CR_SORTED)
- /* Nope. Lets sort it. */
- qsort (cranges_contents, cranges_size / SH64_CRANGE_SIZE,
- SH64_CRANGE_SIZE,
- bfd_big_endian (cranges->owner)
- ? crange_qsort_cmpb : crange_qsort_cmpl);
-
- /* Let's keep it around. */
- cranges->contents = cranges_contents;
- bfd_set_section_flags (cranges->owner, cranges,
- bfd_get_section_flags (cranges->owner, cranges)
- | SEC_IN_MEMORY);
-
- /* It's sorted now. */
- elf_section_data (cranges)->this_hdr.sh_type = SHT_SH5_CR_SORTED;
- }
+ unsigned char other;
- /* Try and find a matching range. */
- found_rangep
- = bsearch (&addr, cranges_contents, cranges_size / SH64_CRANGE_SIZE,
- SH64_CRANGE_SIZE,
- bfd_big_endian (cranges->owner)
- ? crange_bsearch_cmpb : crange_bsearch_cmpl);
-
- /* Fill in a few return values if we found a matching range. */
- if (found_rangep)
- {
- enum sh64_elf_cr_type cr_type
- = bfd_get_16 (cranges->owner,
- SH64_CRANGE_CR_TYPE_OFFSET + found_rangep);
- bfd_vma cr_addr
- = bfd_get_32 (cranges->owner,
- SH64_CRANGE_CR_ADDR_OFFSET
- + (char *) found_rangep);
- bfd_size_type cr_size
- = bfd_get_32 (cranges->owner,
- SH64_CRANGE_CR_SIZE_OFFSET
- + (char *) found_rangep);
-
- rangep->cr_addr = cr_addr;
- rangep->cr_size = cr_size;
- rangep->cr_type = cr_type;
-
- return true;
+ /* Take the balance of OTHER from the definition. */
+ other = (definition ? isym->st_other : h->other);
+ other &= ~ ELF_ST_VISIBILITY (-1);
+ h->other = other | ELF_ST_VISIBILITY (h->other);
}
- /* There is a .cranges section, but it does not have a descriptor
- matching this address. */
- return false;
-
-error_return:
- free (cranges_contents);
- return false;
+ return;
}
-/* Determine what ADDR points to in SEC, and fill in a range descriptor in
- *RANGEP if it's non-NULL. */
-
-enum sh64_elf_cr_type
-sh64_get_contents_type (sec, addr, rangep)
- asection *sec;
- bfd_vma addr;
- sh64_elf_crange *rangep;
+static struct bfd_elf_special_section const sh64_elf_special_sections[]=
{
- asection *cranges;
-
- /* Fill in the range with the boundaries of the section as a default. */
- if (bfd_get_flavour (sec->owner) == bfd_target_elf_flavour
- && elf_elfheader (sec->owner)->e_type == ET_EXEC)
- {
- rangep->cr_addr = bfd_get_section_vma (sec->owner, sec);
- rangep->cr_size = bfd_section_size (sec->owner, sec);
- rangep->cr_type = CRT_NONE;
- }
- else
- return false;
+ { ".cranges", 8, 0, SHT_PROGBITS, 0 },
+ { NULL, 0, 0, 0, 0 }
+};
+
+#undef TARGET_BIG_SYM
+#define TARGET_BIG_SYM bfd_elf32_sh64_vec
+#undef TARGET_BIG_NAME
+#define TARGET_BIG_NAME "elf32-sh64"
+#undef TARGET_LITTLE_SYM
+#define TARGET_LITTLE_SYM bfd_elf32_sh64l_vec
+#undef TARGET_LITTLE_NAME
+#define TARGET_LITTLE_NAME "elf32-sh64l"
+
+#include "elf32-target.h"
+
+/* NetBSD support. */
+#undef TARGET_BIG_SYM
+#define TARGET_BIG_SYM bfd_elf32_sh64nbsd_vec
+#undef TARGET_BIG_NAME
+#define TARGET_BIG_NAME "elf32-sh64-nbsd"
+#undef TARGET_LITTLE_SYM
+#define TARGET_LITTLE_SYM bfd_elf32_sh64lnbsd_vec
+#undef TARGET_LITTLE_NAME
+#define TARGET_LITTLE_NAME "elf32-sh64l-nbsd"
+#undef ELF_MAXPAGESIZE
+#define ELF_MAXPAGESIZE 0x10000
+#undef elf_symbol_leading_char
+#define elf_symbol_leading_char 0
+#undef elf32_bed
+#define elf32_bed elf32_sh64_nbsd_bed
+
+#include "elf32-target.h"
+
+/* Linux support. */
+#undef TARGET_BIG_SYM
+#define TARGET_BIG_SYM bfd_elf32_sh64blin_vec
+#undef TARGET_BIG_NAME
+#define TARGET_BIG_NAME "elf32-sh64big-linux"
+#undef TARGET_LITTLE_SYM
+#define TARGET_LITTLE_SYM bfd_elf32_sh64lin_vec
+#undef TARGET_LITTLE_NAME
+#define TARGET_LITTLE_NAME "elf32-sh64-linux"
+#undef elf32_bed
+#define elf32_bed elf32_sh64_lin_bed
+
+#include "elf32-target.h"
- /* If none of the pertinent bits are set, then it's a SHcompact (or at
- least not SHmedia). */
- if ((elf_section_data (sec)->this_hdr.sh_flags
- & (SHF_SH5_ISA32 | SHF_SH5_ISA32_MIXED)) == 0)
- {
- enum sh64_elf_cr_type cr_type
- = ((bfd_get_section_flags (sec->owner, sec) & SEC_CODE) != 0
- ? CRT_SH5_ISA16 : CRT_DATA);
- rangep->cr_type = cr_type;
- return cr_type;
- }
-
- /* If only the SHF_SH5_ISA32 bit is set, then we have SHmedia. */
- if ((elf_section_data (sec)->this_hdr.sh_flags
- & (SHF_SH5_ISA32 | SHF_SH5_ISA32_MIXED)) == SHF_SH5_ISA32)
- {
- rangep->cr_type = CRT_SH5_ISA32;
- return CRT_SH5_ISA32;
- }
-
- /* Otherwise, we have to look up the .cranges section. */
- cranges = bfd_get_section_by_name (sec->owner, SH64_CRANGES_SECTION_NAME);
-
- if (cranges == NULL)
- /* A mixed section but there's no .cranges section. This is probably
- bad input; it does not comply to specs. */
- return CRT_NONE;
-
- /* If this call fails, we will still have CRT_NONE in rangep->cr_type
- and that will be suitable to return. */
- sh64_address_in_cranges (cranges, addr, rangep);
-
- return rangep->cr_type;
-}
-
-/* This is a simpler exported interface for the benefit of gdb et al. */
-
-boolean
-sh64_address_is_shmedia (sec, addr)
- asection *sec;
- bfd_vma addr;
-{
- sh64_elf_crange dummy;
- return sh64_get_contents_type (sec, addr, &dummy) == CRT_SH5_ISA32;
-}