/* Generate from machine description:
- some flags HAVE_... saying which simple standard instructions are
available for this machine.
- Copyright (C) 1987, 1991, 1995, 1998,
- 1999, 2000, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1987, 1991, 1995, 1998, 1999, 2000, 2003, 2004, 2007, 2010
+ 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 2, or (at your option) any later
+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
for more details.
You should have received a copy of the GNU General Public License
-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. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#include "bconfig.h"
#include "rtl.h"
#include "obstack.h"
#include "errors.h"
+#include "read-md.h"
#include "gensupport.h"
/* Obstack to remember insns with. */
static int num_operands (rtx);
static void gen_proto (rtx);
static void gen_macro (const char *, int, int);
-static void gen_insn (rtx);
+static void gen_insn (int, rtx);
/* Count the number of match_operand's found. */
{
int i;
- if (real > expect)
- abort ();
- if (real == 0)
- abort ();
+ gcc_assert (real <= expect);
+ gcc_assert (real);
/* #define GEN_CALL(A, B, C, D) gen_call((A), (B)) */
fputs ("#define GEN_", stdout);
{
putchar ('(');
for (i = 0; i < num-1; i++)
- printf ("%c, ", 'a' + i);
- printf ("%c)\n", 'a' + i);
- for (i = 0; i < num; i++)
- printf (" rtx %c ATTRIBUTE_UNUSED;\n", 'a' + i);
+ printf ("rtx ARG_UNUSED (%c), ", 'a' + i);
+ printf ("rtx ARG_UNUSED (%c))\n", 'a' + i);
}
else
- puts ("()");
+ puts ("(void)");
puts ("{\n return 0;\n}");
}
}
static void
-gen_insn (rtx insn)
+gen_insn (int line_no, rtx insn)
{
const char *name = XSTR (insn, 0);
const char *p;
+ const char *lt, *gt;
int len;
int truth = maybe_eval_c_test (XSTR (insn, 2));
+ lt = strchr (name, '<');
+ if (lt && strchr (lt + 1, '>'))
+ {
+ message_with_line (line_no, "unresolved iterator");
+ have_error = 1;
+ return;
+ }
+
+ gt = strchr (name, '>');
+ if (lt || gt)
+ {
+ message_with_line (line_no,
+ "unmatched angle brackets, likely "
+ "an error in iterator syntax");
+ have_error = 1;
+ return;
+ }
+
/* Don't mention instructions whose names are the null string
or begin with '*'. They are in the machine description just
to be recognized. */
max_id_len = len;
if (truth == 0)
- /* emit nothing */;
+ /* Emit nothing. */;
else if (truth == 1)
printf ("#define HAVE_%s 1\n", name);
else
direct calls to their generators in C code. */
insn_elision = 0;
- if (argc <= 1)
- fatal ("no input file name");
-
- if (init_md_reader_args (argc, argv) != SUCCESS_EXIT_CODE)
+ if (!init_rtx_reader_args (argc, argv))
return (FATAL_EXIT_CODE);
puts ("/* Generated automatically by the program `genflags'");
if (desc == NULL)
break;
if (GET_CODE (desc) == DEFINE_INSN || GET_CODE (desc) == DEFINE_EXPAND)
- gen_insn (desc);
+ gen_insn (line_no, desc);
}
/* Print out the prototypes now. */
dummy = (rtx) 0;
obstack_grow (&obstack, &dummy, sizeof (rtx));
- insns = (rtx *) obstack_finish (&obstack);
+ insns = XOBFINISH (&obstack, rtx *);
for (insn_ptr = insns; *insn_ptr; insn_ptr++)
gen_proto (*insn_ptr);
puts("\n#endif /* GCC_INSN_FLAGS_H */");
- if (ferror (stdout) || fflush (stdout) || fclose (stdout))
+ if (have_error || 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 (int code ATTRIBUTE_UNUSED)
-{
- return NULL;
-}