1 files changed, 89 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/common/config/rx/rx-common.c b/gcc-4.9/gcc/common/config/rx/rx-common.c
new file mode 100644
index 000000000..7a35b09b0
--- /dev/null
+++ b/gcc-4.9/gcc/common/config/rx/rx-common.c
@@ -0,0 +1,89 @@
+/* Common hooks for Renesas RX.
+   Copyright (C) 2008-2014 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"
+
+/* Extra processing for target specific command line options.  */
+
+static bool
+rx_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;
+  int value = decoded->value;
+
+  switch (code)
+    {
+    case OPT_mint_register_:
+      /* Make sure that the -mint-register option is in range.  Other
+	 handling in rx_option_override.  */
+      return value >= 0 && value <= 4;
+      break;
+
+    case OPT_mmax_constant_size_:
+      /* Make sure that the -mmax-constant_size option is in range.  */
+      return value >= 0 && value <= 4;
+
+    case OPT_mcpu_:
+      if ((enum rx_cpu_types) value == RX200 || 
+          (enum rx_cpu_types) value == RX100)
+	opts->x_target_flags |= MASK_NO_USE_FPU;
+      break;
+      
+    case OPT_fpu:
+      if (opts->x_rx_cpu_type == RX200)
+	error_at (loc, "the RX200 cpu does not have FPU hardware");
+      else if (opts->x_rx_cpu_type == RX100)
+	error_at (loc, "the RX100 cpu does not have FPU hardware");
+      break;
+
+    default:
+      break;
+    }
+
+  return true;
+}
+
+/* Implement TARGET_OPTION_OPTIMIZATION_TABLE.  */
+static const struct default_options rx_option_optimization_table[] =
+  {
+    { OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 },
+    { OPT_LEVELS_NONE, 0, NULL, 0 }
+  };
+
+#undef  TARGET_HANDLE_OPTION
+#define TARGET_HANDLE_OPTION			rx_handle_option
+
+#undef  TARGET_OPTION_OPTIMIZATION_TABLE
+#define TARGET_OPTION_OPTIMIZATION_TABLE	rx_option_optimization_table
+
+#undef  TARGET_EXCEPT_UNWIND_INFO
+#define TARGET_EXCEPT_UNWIND_INFO		sjlj_except_unwind_info
+
+struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;