/* Generate code from machine description to perform peephole optimizations.
- Copyright (C) 1987, 1989, 1992, 1997, 1998, 1999, 2000, 2003, 2004,
- 2007 Free Software Foundation, Inc.
+ Copyright (C) 1987-2015 Free Software Foundation, Inc.
This file is part of GCC.
static int n_operands;
-/* Peephole optimizations get insn codes just like insn patterns.
- Count them so we know the code of the define_peephole we are handling. */
-
-static int insn_code_number = 0;
-
-static void gen_peephole (rtx);
+static void gen_peephole (rtx, int);
static void match_rtx (rtx, struct link *, int);
static void print_path (struct link *);
static void print_code (RTX_CODE);
\f
static void
-gen_peephole (rtx peep)
+gen_peephole (rtx peep, int insn_code_number)
{
int ninsns = XVECLEN (peep, 0);
int i;
}
return;
- case ADDRESS:
- match_rtx (XEXP (x, 0), path, fail_label);
- return;
-
default:
break;
}
printf (" if (XINT (x, %d) != %d) goto L%d;\n",
i, XINT (x, i), fail_label);
}
+ else if (fmt[i] == 'r')
+ {
+ gcc_assert (i == 0);
+ printf (" if (REGNO (x) != %d) goto L%d;\n",
+ REGNO (x), fail_label);
+ }
else if (fmt[i] == 'w')
{
/* Make sure that at run time `x' is the RTX we want to test. */
{
const char *p1;
for (p1 = GET_RTX_NAME (code); *p1; p1++)
- putchar (TOUPPER(*p1));
+ putchar (TOUPPER (*p1));
}
extern int main (int, char **);
progname = "genpeep";
- if (init_md_reader_args (argc, argv) != SUCCESS_EXIT_CODE)
+ if (!init_rtx_reader_args (argc, argv))
return (FATAL_EXIT_CODE);
printf ("/* Generated automatically by the program `genpeep'\n\
printf ("#include \"coretypes.h\"\n");
printf ("#include \"tm.h\"\n");
printf ("#include \"insn-config.h\"\n");
+ printf ("#include \"hash-set.h\"\n");
+ printf ("#include \"machmode.h\"\n");
+ printf ("#include \"vec.h\"\n");
+ printf ("#include \"double-int.h\"\n");
+ printf ("#include \"input.h\"\n");
+ printf ("#include \"alias.h\"\n");
+ printf ("#include \"symtab.h\"\n");
+ printf ("#include \"wide-int.h\"\n");
+ printf ("#include \"inchash.h\"\n");
+ printf ("#include \"tree.h\"\n");
+ printf ("#include \"varasm.h\"\n");
+ printf ("#include \"stor-layout.h\"\n");
+ printf ("#include \"calls.h\"\n");
printf ("#include \"rtl.h\"\n");
printf ("#include \"tm_p.h\"\n");
printf ("#include \"regs.h\"\n");
printf ("#include \"recog.h\"\n");
printf ("#include \"except.h\"\n");
printf ("#include \"function.h\"\n");
- printf ("#include \"toplev.h\"\n");
+ printf ("#include \"diagnostic-core.h\"\n");
printf ("#include \"flags.h\"\n");
printf ("#include \"tm-constrs.h\"\n\n");
- printf ("#ifdef HAVE_peephole\n");
printf ("extern rtx peep_operand[];\n\n");
printf ("#define operands peep_operand\n\n");
- printf ("rtx\npeephole (rtx ins1)\n{\n");
- printf (" rtx insn ATTRIBUTE_UNUSED, x ATTRIBUTE_UNUSED, pat ATTRIBUTE_UNUSED;\n\n");
+ printf ("rtx_insn *\npeephole (rtx_insn *ins1)\n{\n");
+ printf (" rtx_insn *insn ATTRIBUTE_UNUSED;\n");
+ printf (" rtx x ATTRIBUTE_UNUSED, pat ATTRIBUTE_UNUSED;\n\n");
/* Early out: no peepholes for insns followed by barriers. */
printf (" if (NEXT_INSN (ins1)\n");
while (1)
{
- int line_no, rtx_number = 0;
+ int line_no;
+ int insn_code_number;
- desc = read_md_rtx (&line_no, &rtx_number);
+ desc = read_md_rtx (&line_no, &insn_code_number);
if (desc == NULL)
break;
- if (GET_CODE (desc) == DEFINE_PEEPHOLE)
- {
- gen_peephole (desc);
- insn_code_number++;
- }
- if (GET_CODE (desc) == DEFINE_INSN
- || GET_CODE (desc) == DEFINE_EXPAND
- || GET_CODE (desc) == DEFINE_SPLIT
- || GET_CODE (desc) == DEFINE_PEEPHOLE2)
- {
- insn_code_number++;
- }
+ if (GET_CODE (desc) == DEFINE_PEEPHOLE)
+ gen_peephole (desc, insn_code_number);
}
printf (" return 0;\n}\n\n");
max_opno = 1;
printf ("rtx peep_operand[%d];\n", max_opno + 1);
- printf ("#endif\n");
fflush (stdout);
return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);