/* Generate code to allocate RTL structures.
Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC 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 2, or (at your option)
-any later version.
+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 2, or (at your option) any later
+version.
-GNU CC 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.
+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 GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+along with GCC; see the file COPYING. If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA. */
#include "hconfig.h"
#endif /* REAL_WIDTH */
#if REAL_WIDTH == 1
-# define CONST_DOUBLE_FORMAT "e0ww"
+# define CONST_DOUBLE_FORMAT "0ww"
#else
# if REAL_WIDTH == 2
-# define CONST_DOUBLE_FORMAT "e0ww"
+# define CONST_DOUBLE_FORMAT "0ww"
# else
# if REAL_WIDTH == 3
-# define CONST_DOUBLE_FORMAT "e0www"
+# define CONST_DOUBLE_FORMAT "0www"
# else
# if REAL_WIDTH == 4
-# define CONST_DOUBLE_FORMAT "e0wwww"
+# define CONST_DOUBLE_FORMAT "0wwww"
# else
# if REAL_WIDTH == 5
-# define CONST_DOUBLE_FORMAT "e0wwwww"
+# define CONST_DOUBLE_FORMAT "0wwwww"
# else
# define CONST_DOUBLE_FORMAT /* nothing - will cause syntax error */
# endif
struct rtx_definition
{
- const char *enumname, *name, *format;
+ const char *const enumname, *const name, *const format;
};
#define DEF_RTL_EXPR(ENUM, NAME, FORMAT, CLASS) { STRINGX(ENUM), NAME, FORMAT },
-struct rtx_definition defs[] =
+const struct rtx_definition defs[] =
{
#include "rtl.def" /* rtl expressions are documented here */
};
return (strcmp (defs[idx].enumname, "CONST_INT") == 0
|| strcmp (defs[idx].enumname, "CONST_DOUBLE") == 0
|| strcmp (defs[idx].enumname, "REG") == 0
+ || strcmp (defs[idx].enumname, "SUBREG") == 0
|| strcmp (defs[idx].enumname, "MEM") == 0);
}
-/* Place a list of all format specifiers we use into the array FORMAT. */
+/* Place a list of all format specifiers we use into the array FORMAT. */
static void
find_formats ()
{
int i;
const char **fmt;
-
+
+ puts ("#ifndef GCC_GENRTL_H");
+ puts ("#define GCC_GENRTL_H\n");
+
for (fmt = formats; *fmt; ++fmt)
gendecl (*fmt);
for (i = 0; i < NUM_RTX_CODE; i++)
if (! special_format (defs[i].format))
genmacro (i);
+
+ puts ("\n#endif /* GCC_GENRTL_H */");
}
/* Generate the text of the code file we write, genrtl.c. */
gendef (*fmt);
}
-#if defined(USE_C_ALLOCA)
-PTR
-xmalloc (nbytes)
- size_t nbytes;
-{
- register PTR tmp = (PTR) really_call_malloc (nbytes);
-
- if (!tmp)
- {
- fprintf (stderr, "can't allocate %d bytes (out of virtual memory)\n",
- nbytes);
- exit (FATAL_EXIT_CODE);
- }
-
- return tmp;
-}
-#endif /* USE_C_ALLOCA */
-
/* This is the main program. We accept only one argument, "-h", which
says we are writing the genrtl.h file. Otherwise we are writing the
genrtl.c file. */
else
gencode ();
- fflush (stdout);
- return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);
+ if (ferror (stdout) || fflush (stdout) || fclose (stdout))
+ return FATAL_EXIT_CODE;
+
+ return SUCCESS_EXIT_CODE;
}