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[deliverable/binutils-gdb.git] / bfd / elf32-sparc.c

diff --git a/bfd/elf32-sparc.c b/bfd/elf32-sparc.c
index ec4d3e816fc9f44da68e299da6982da389ac8895..ffe1b97d23f9f6288374a8da6d4569067b7c150e 100644 (file)
--- a/bfd/elf32-sparc.c
+++ b/bfd/elf32-sparc.c
@@ -1,12 +1,12 @@
 /* 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, 2007 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,
@@ -16,16 +16,18 @@
 
    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.  */
 
@@ -171,6 +173,7 @@ elf32_sparc_reloc_type_class (const Elf_Internal_Rela *rela)
 #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
@@ -181,6 +184,8 @@ elf32_sparc_reloc_type_class (const Elf_Internal_Rela *rela)
 
 #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_relax_section    _bfd_sparc_elf_relax_section
@@ -205,6 +210,7 @@ elf32_sparc_reloc_type_class (const Elf_Internal_Rela *rela)
 #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
@@ -215,3 +221,68 @@ elf32_sparc_reloc_type_class (const Elf_Internal_Rela *rela)
 #define elf_backend_rela_normal 1
 
 #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 elf32_bed
+#define elf32_bed                              sparc_elf_vxworks_bed
+
+#include "elf32-target.h"