/* Generate from machine description:
- some macros CODE_FOR_... giving the insn_code_number value
for each of the defined standard insn names.
- Copyright (C) 1987, 1991, 1995, 1998,
- 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1987-2015 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 3, 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 COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
-#include "hconfig.h"
+#include "bconfig.h"
#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
#include "rtl.h"
#include "errors.h"
#include "gensupport.h"
-static void gen_insn PARAMS ((const char *, int));
-
static void
-gen_insn (name, code)
- const char *name;
- int code;
+gen_insn (rtx insn, int code)
{
+ const char *name = XSTR (insn, 0);
+ int truth = maybe_eval_c_test (XSTR (insn, 2));
+
/* Don't mention instructions whose names are the null string
or begin with '*'. They are in the machine description just
to be recognized. */
if (name[0] != 0 && name[0] != '*')
- printf (" CODE_FOR_%s = %d,\n", name, code);
+ {
+ if (truth == 0)
+ printf ("#define CODE_FOR_%s CODE_FOR_nothing\n", name);
+ else
+ printf (" CODE_FOR_%s = %d,\n", name, code);
+ }
}
-extern int main PARAMS ((int, char **));
-
int
-main (argc, argv)
- int argc;
- char **argv;
+main (int argc, char **argv)
{
rtx desc;
+ int last = 1;
progname = "gencodes";
- if (argc <= 1)
- fatal ("No input file name.");
+ /* We need to see all the possibilities. Elided insns may have
+ direct references to CODE_FOR_xxx in C code. */
+ insn_elision = 0;
- if (init_md_reader (argv[1]) != SUCCESS_EXIT_CODE)
+ if (!init_rtx_reader_args (argc, argv))
return (FATAL_EXIT_CODE);
puts ("\
#ifndef GCC_INSN_CODES_H\n\
#define GCC_INSN_CODES_H\n\
\n\
-enum insn_code {");
+enum insn_code {\n\
+ CODE_FOR_nothing = 0,\n");
/* Read the machine description. */
break;
if (GET_CODE (desc) == DEFINE_INSN || GET_CODE (desc) == DEFINE_EXPAND)
- gen_insn (XSTR (desc, 0), insn_code_number);
+ {
+ gen_insn (desc, insn_code_number);
+ last = insn_code_number + 1;
+ }
}
- puts ("CODE_FOR_nothing\n\
+ printf (" LAST_INSN_CODE = %d\n\
};\n\
\n\
-#endif /* GCC_INSN_CODES_H */");
+#endif /* GCC_INSN_CODES_H */\n", last);
if (ferror (stdout) || fflush (stdout) || fclose (stdout))
return FATAL_EXIT_CODE;
return SUCCESS_EXIT_CODE;
}
-
-/* Define this so we can link with print-rtl.o to get debug_rtx function. */
-
-const char *
-get_insn_name (code)
- int code ATTRIBUTE_UNUSED;
-{
- return NULL;
-}