Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 115 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/genattr-common.c b/gcc-4.9/gcc/genattr-common.c
new file mode 100644
index 000000000..d15b4becd
--- /dev/null
+++ b/gcc-4.9/gcc/genattr-common.c
@@ -0,0 +1,115 @@
+/* Generate attribute information shared between driver and core
+   compilers (insn-attr-common.h) from machine description.  Split out
+   of genattr.c.
+   Copyright (C) 1991-2014 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 "bconfig.h"
+#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
+#include "rtl.h"
+#include "errors.h"
+#include "read-md.h"
+#include "gensupport.h"
+
+static void
+write_upcase (const char *str)
+{
+  for (; *str; str++)
+    putchar (TOUPPER (*str));
+}
+
+static void
+gen_attr (rtx attr)
+{
+  const char *p, *tag;
+
+  p = XSTR (attr, 1);
+  if (*p != '\0')
+    {
+      printf ("enum attr_%s {", XSTR (attr, 0));
+
+      while ((tag = scan_comma_elt (&p)) != 0)
+	{
+	  write_upcase (XSTR (attr, 0));
+	  putchar ('_');
+	  while (tag != p)
+	    putchar (TOUPPER (*tag++));
+	  if (*p == ',')
+	    fputs (", ", stdout);
+	}
+      fputs ("};\n", stdout);
+    }
+}
+
+int
+main (int argc, char **argv)
+{
+  rtx desc;
+  bool have_delay = false;
+  bool have_sched = false;
+
+  progname = "genattr-common";
+
+  if (!init_rtx_reader_args (argc, argv))
+    return (FATAL_EXIT_CODE);
+
+  puts ("/* Generated automatically by the program `genattr-common'");
+  puts ("   from the machine description file `md'.  */\n");
+  puts ("#ifndef GCC_INSN_ATTR_COMMON_H");
+  puts ("#define GCC_INSN_ATTR_COMMON_H\n");
+
+  /* Read the machine description.  */
+
+  while (1)
+    {
+      int line_no, insn_code_number;
+
+      desc = read_md_rtx (&line_no, &insn_code_number);
+      if (desc == NULL)
+	break;
+
+      if (GET_CODE (desc) == DEFINE_ATTR)
+	gen_attr (desc);
+
+      if (GET_CODE (desc) == DEFINE_DELAY)
+        {
+	  if (!have_delay)
+	    {
+	      printf ("#define DELAY_SLOTS\n");
+	      have_delay = true;
+	    }
+	}
+      else if (GET_CODE (desc) == DEFINE_INSN_RESERVATION)
+	{
+	  if (!have_sched)
+	    {
+	      printf ("#define INSN_SCHEDULING\n");
+	      have_sched = true;
+	    }
+	}
+    }
+  puts ("\n#endif /* GCC_INSN_ATTR_COMMON_H */");
+
+  if (ferror (stdout) || fflush (stdout) || fclose (stdout))
+    return FATAL_EXIT_CODE;
+
+  return SUCCESS_EXIT_CODE;
+}