2009-07-02 Tristan Gingold <gingold@adacore.com>

	* Makefile.am (OBJ_FORMATS): Add macho.
	(CPU_OBJ_VALID): Ditto.
	(OBJ_FORMAT_CFILES): Add config/obj-macho.c
	(OBJ_FORMAT_HFILES): Add config/obj-macho.h
	(obj-macho.o): New rule.
	* Makefile.in: Regenerated.
	* configure.tgt (generic_target): Add i386-*-darwin*.
	* config/tc-i386.h: Use i386_target_format for Mach-O.
	* config/tc-i386.c (i386_target_format): Define it for Mach-O.
	(i386_target_format): Add a case for bfd_target_mach_o_flavour.
	* config/obj-macho.h: New file.
	* config/obj-macho.c: New file.

1 files changed, 57 insertions, 0 deletions

diff --git a/gas/config/obj-macho.c b/gas/config/obj-macho.c
new file mode 100644
index 0000000..ee19c4a
--- /dev/null
+++ b/gas/config/obj-macho.c
@@ -0,0 +1,57 @@
+/* Mach-O object file format
+   Copyright 2009 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.  */
+
+#define OBJ_HEADER "obj-macho.h"
+
+#include "as.h"
+#include "mach-o.h"
+
+static void
+obj_mach_o_weak (int ignore ATTRIBUTE_UNUSED)
+{
+  char *name;
+  int c;
+  symbolS *symbolP;
+
+  do
+    {
+      /* Get symbol name.  */
+      name = input_line_pointer;
+      c = get_symbol_end ();
+      symbolP = symbol_find_or_make (name);
+      S_SET_WEAK (symbolP);
+      *input_line_pointer = c;
+      SKIP_WHITESPACE ();
+
+      if (c != ',')
+        break;
+      input_line_pointer++;
+      SKIP_WHITESPACE ();
+    }
+  while (*input_line_pointer != '\n');
+  demand_empty_rest_of_line ();
+}
+
+const pseudo_typeS mach_o_pseudo_table[] =
+{
+  {"weak", obj_mach_o_weak, 0},
+
+  {NULL, NULL, 0}
+};