/* SPARC-specific support for 32-bit ELF
Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
- 2003, 2004, 2005 Free Software Foundation, Inc.
+ 2003, 2004, 2005, 2006, 2007, 2010, 2011
+ Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "bfdlink.h"
#include "libbfd.h"
#include "elf-bfd.h"
#include "elf/sparc.h"
#include "opcode/sparc.h"
#include "elfxx-sparc.h"
+#include "elf-vxworks.h"
/* Support for core dump NOTE sections. */
return FALSE;
}
- return TRUE;
+ return _bfd_sparc_elf_merge_private_bfd_data (ibfd, obfd);
}
/* The final processing done just before writing out the object file.
}
}
+/* Hook called by the linker routine which adds symbols from an object
+ file. */
+
+static bfd_boolean
+elf32_sparc_add_symbol_hook (bfd * abfd,
+ struct bfd_link_info * info ATTRIBUTE_UNUSED,
+ Elf_Internal_Sym * sym,
+ const char ** namep ATTRIBUTE_UNUSED,
+ flagword * flagsp ATTRIBUTE_UNUSED,
+ asection ** secp ATTRIBUTE_UNUSED,
+ bfd_vma * valp ATTRIBUTE_UNUSED)
+{
+ if ((abfd->flags & DYNAMIC) == 0
+ && (ELF_ST_TYPE (sym->st_info) == STT_GNU_IFUNC
+ || ELF_ST_BIND (sym->st_info) == STB_GNU_UNIQUE))
+ elf_tdata (info->output_bfd)->has_gnu_symbols = TRUE;
+ return TRUE;
+}
+
#define TARGET_BIG_SYM bfd_elf32_sparc_vec
#define TARGET_BIG_NAME "elf32-sparc"
#define ELF_ARCH bfd_arch_sparc
+#define ELF_TARGET_ID SPARC_ELF_DATA
#define ELF_MACHINE_CODE EM_SPARC
#define ELF_MACHINE_ALT1 EM_SPARC32PLUS
#define ELF_MAXPAGESIZE 0x10000
+#define ELF_COMMONPAGESIZE 0x2000
#define bfd_elf32_bfd_merge_private_bfd_data \
elf32_sparc_merge_private_bfd_data
#define elf_info_to_howto _bfd_sparc_elf_info_to_howto
#define bfd_elf32_bfd_reloc_type_lookup _bfd_sparc_elf_reloc_type_lookup
+#define bfd_elf32_bfd_reloc_name_lookup \
+ _bfd_sparc_elf_reloc_name_lookup
#define bfd_elf32_bfd_link_hash_table_create \
_bfd_sparc_elf_link_hash_table_create
+#define bfd_elf32_bfd_link_hash_table_free \
+ _bfd_sparc_elf_link_hash_table_free
#define bfd_elf32_bfd_relax_section _bfd_sparc_elf_relax_section
#define bfd_elf32_new_section_hook _bfd_sparc_elf_new_section_hook
#define elf_backend_copy_indirect_symbol \
#define elf_backend_gc_mark_hook _bfd_sparc_elf_gc_mark_hook
#define elf_backend_gc_sweep_hook _bfd_sparc_elf_gc_sweep_hook
#define elf_backend_plt_sym_val _bfd_sparc_elf_plt_sym_val
+#define elf_backend_init_index_section _bfd_elf_init_1_index_section
#define elf_backend_can_gc_sections 1
#define elf_backend_can_refcount 1
#define elf_backend_got_header_size 4
#define elf_backend_rela_normal 1
+#define elf_backend_post_process_headers _bfd_elf_set_osabi
+#define elf_backend_add_symbol_hook elf32_sparc_add_symbol_hook
+
+#include "elf32-target.h"
+
+/* Solaris 2. */
+
+#undef TARGET_BIG_SYM
+#define TARGET_BIG_SYM bfd_elf32_sparc_sol2_vec
+#undef TARGET_BIG_NAME
+#define TARGET_BIG_NAME "elf32-sparc-sol2"
+
+#undef elf32_bed
+#define elf32_bed elf32_sparc_sol2_bed
+
+/* The 32-bit static TLS arena size is rounded to the nearest 8-byte
+ boundary. */
+#undef elf_backend_static_tls_alignment
+#define elf_backend_static_tls_alignment 8
+
+#include "elf32-target.h"
+
+/* A wrapper around _bfd_sparc_elf_link_hash_table_create that identifies
+ the target system as VxWorks. */
+
+static struct bfd_link_hash_table *
+elf32_sparc_vxworks_link_hash_table_create (bfd *abfd)
+{
+ struct bfd_link_hash_table *ret;
+
+ ret = _bfd_sparc_elf_link_hash_table_create (abfd);
+ if (ret)
+ {
+ struct _bfd_sparc_elf_link_hash_table *htab;
+
+ htab = (struct _bfd_sparc_elf_link_hash_table *) ret;
+ htab->is_vxworks = 1;
+ }
+ return ret;
+}
+
+/* A final_write_processing hook that does both the SPARC- and VxWorks-
+ specific handling. */
+
+static void
+elf32_sparc_vxworks_final_write_processing (bfd *abfd, bfd_boolean linker)
+{
+ elf32_sparc_final_write_processing (abfd, linker);
+ elf_vxworks_final_write_processing (abfd, linker);
+}
+
+#undef TARGET_BIG_SYM
+#define TARGET_BIG_SYM bfd_elf32_sparc_vxworks_vec
+#undef TARGET_BIG_NAME
+#define TARGET_BIG_NAME "elf32-sparc-vxworks"
+
+#undef ELF_MINPAGESIZE
+#define ELF_MINPAGESIZE 0x1000
+
+#undef bfd_elf32_bfd_link_hash_table_create
+#define bfd_elf32_bfd_link_hash_table_create \
+ elf32_sparc_vxworks_link_hash_table_create
+
+#undef elf_backend_want_got_plt
+#define elf_backend_want_got_plt 1
+#undef elf_backend_plt_readonly
+#define elf_backend_plt_readonly 1
+#undef elf_backend_got_header_size
+#define elf_backend_got_header_size 12
+#undef elf_backend_add_symbol_hook
+#define elf_backend_add_symbol_hook \
+ elf_vxworks_add_symbol_hook
+#undef elf_backend_link_output_symbol_hook
+#define elf_backend_link_output_symbol_hook \
+ elf_vxworks_link_output_symbol_hook
+#undef elf_backend_emit_relocs
+#define elf_backend_emit_relocs \
+ elf_vxworks_emit_relocs
+#undef elf_backend_final_write_processing
+#define elf_backend_final_write_processing \
+ elf32_sparc_vxworks_final_write_processing
+#undef elf_backend_static_tls_alignment
+
+#undef elf32_bed
+#define elf32_bed sparc_elf_vxworks_bed
+
#include "elf32-target.h"
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