Add binutils-2.21.

Use --enable-gold=default for dual linker support.

Change-Id: Id1a744c7db58a0b5e7a3be174cdfa875f2f86e49

1 files changed, 87 insertions, 0 deletions

diff --git a/binutils-2.21/gas/obj.h b/binutils-2.21/gas/obj.h
new file mode 100644
index 0000000..c2d4836
--- /dev/null
+++ b/binutils-2.21/gas/obj.h
@@ -0,0 +1,87 @@
+/* obj.h - defines the object dependent hooks for all object
+   format backends.
+
+   Copyright 1987, 1990, 1991, 1992, 1993, 1995, 1996, 1997, 1999, 2000,
+   2002, 2003, 2004, 2005, 2007, 2009, 2010 Free Software Foundation, Inc.
+
+   This file is part of GAS, the GNU Assembler.
+
+   GAS 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 3, or (at your option)
+   any later version.
+
+   GAS is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with GAS; see the file COPYING.  If not, write to the Free
+   Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+   02110-1301, USA.  */
+
+char *obj_default_output_file_name (void);
+void obj_emit_relocations (char **where, fixS * fixP,
+			   relax_addressT segment_address_in_file);
+void obj_emit_strings (char **where);
+void obj_emit_symbols (char **where, symbolS * symbols);
+#ifndef obj_read_begin_hook
+void obj_read_begin_hook (void);
+#endif
+
+#ifndef obj_symbol_new_hook
+void obj_symbol_new_hook (symbolS * symbolP);
+#endif
+
+void obj_symbol_to_chars (char **where, symbolS * symbolP);
+
+extern const pseudo_typeS obj_pseudo_table[];
+
+struct format_ops {
+  int flavor;
+  unsigned dfl_leading_underscore : 1;
+  unsigned emit_section_symbols : 1;
+  void (*begin) (void);
+  void (*app_file) (const char *, int);
+  void (*frob_symbol) (symbolS *, int *);
+  void (*frob_file) (void);
+  void (*frob_file_before_adjust) (void);
+  void (*frob_file_before_fix) (void);
+  void (*frob_file_after_relocs) (void);
+  bfd_vma (*s_get_size) (symbolS *);
+  void (*s_set_size) (symbolS *, bfd_vma);
+  bfd_vma (*s_get_align) (symbolS *);
+  void (*s_set_align) (symbolS *, bfd_vma);
+  int (*s_get_other) (symbolS *);
+  void (*s_set_other) (symbolS *, int);
+  int (*s_get_desc) (symbolS *);
+  void (*s_set_desc) (symbolS *, int);
+  int (*s_get_type) (symbolS *);
+  void (*s_set_type) (symbolS *, int);
+  void (*copy_symbol_attributes) (symbolS *, symbolS *);
+  void (*generate_asm_lineno) (void);
+  void (*process_stab) (segT, int, const char *, int, int, int);
+  int (*separate_stab_sections) (void);
+  void (*init_stab_section) (segT);
+  int (*sec_sym_ok_for_reloc) (asection *);
+  void (*pop_insert) (void);
+  /* For configurations using ECOFF_DEBUGGING, this callback is used.  */
+  void (*ecoff_set_ext) (symbolS *, struct ecoff_extr *);
+
+  void (*read_begin_hook) (void);
+  void (*symbol_new_hook) (symbolS *);
+  void (*symbol_clone_hook) (symbolS *, symbolS *);
+  void (*adjust_symtab) (void);
+};
+
+extern const struct format_ops elf_format_ops;
+extern const struct format_ops ecoff_format_ops;
+extern const struct format_ops coff_format_ops;
+extern const struct format_ops aout_format_ops;
+
+#ifndef this_format
+COMMON const struct format_ops *this_format;
+#endif
+
+/* end of obj.h */