1 files changed, 76 insertions, 0 deletions
diff --git a/gcc/common/config/m68k/m68k-common.c b/gcc/common/config/m68k/m68k-common.c
new file mode 100644
index 00000000000..3a81b678a24
--- /dev/null
+++ b/gcc/common/config/m68k/m68k-common.c
@@ -0,0 +1,76 @@
+/* Common hooks for Motorola 68000 family.
+   Copyright (C) 1987, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+   2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
+   Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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.
+
+GCC 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 GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "diagnostic-core.h"
+#include "tm.h"
+#include "common/common-target.h"
+#include "common/common-target-def.h"
+#include "opts.h"
+#include "flags.h"
+
+/* Implement TARGET_HANDLE_OPTION.  */
+
+static bool
+m68k_handle_option (struct gcc_options *opts,
+		    struct gcc_options *opts_set ATTRIBUTE_UNUSED,
+		    const struct cl_decoded_option *decoded,
+		    location_t loc)
+{
+  size_t code = decoded->opt_index;
+  const char *arg = decoded->arg;
+  int value = decoded->value;
+
+  switch (code)
+    {
+    case OPT_m68020_40:
+      opts->x_m68k_tune_option = u68020_40;
+      opts->x_m68k_cpu_option = m68020;
+      return true;
+
+    case OPT_m68020_60:
+      opts->x_m68k_tune_option = u68020_60;
+      opts->x_m68k_cpu_option = m68020;
+      return true;
+
+    case OPT_mshared_library_id_:
+      if (value > MAX_LIBRARY_ID)
+	error_at (loc, "-mshared-library-id=%s is not between 0 and %d",
+		  arg, MAX_LIBRARY_ID);
+      else
+        {
+	  char *tmp;
+	  asprintf (&tmp, "%d", (value * -4) - 4);
+	  opts->x_m68k_library_id_string = tmp;
+	}
+      return true;
+
+    default:
+      return true;
+    }
+}
+
+#undef TARGET_HANDLE_OPTION
+#define TARGET_HANDLE_OPTION m68k_handle_option
+
+struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;