1 /* Definitions of target machine for GNU compiler. Sun 68000/68020 version.
2 Copyright (C) 2000, 2002 Free Software Foundation, Inc.
4 This file is part of GCC.
6 GCC is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 GCC is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING. If not, write to
18 the Free Software Foundation, 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
21 /* Define functions defined in aux-output.c and used in templates. */
24 extern HOST_WIDE_INT
m68k_initial_elimination_offset (int from
, int to
);
25 extern const char *output_move_const_into_data_reg (rtx
*);
26 extern const char *output_move_simode_const (rtx
*);
27 extern const char *output_move_simode (rtx
*);
28 extern const char *output_move_himode (rtx
*);
29 extern const char *output_move_qimode (rtx
*);
30 extern const char *output_move_stricthi (rtx
*);
31 extern const char *output_move_strictqi (rtx
*);
32 extern const char *output_move_double (rtx
*);
33 extern const char *output_move_const_single (rtx
*);
34 extern const char *output_move_const_double (rtx
*);
35 extern const char *output_btst (rtx
*, rtx
, rtx
, rtx
, int);
36 extern const char *output_scc_di (rtx
, rtx
, rtx
, rtx
);
37 extern const char *output_addsi3 (rtx
*);
38 extern const char *output_andsi3 (rtx
*);
39 extern const char *output_iorsi3 (rtx
*);
40 extern const char *output_xorsi3 (rtx
*);
41 extern void m68k_output_pic_call (rtx dest
);
42 extern void output_dbcc_and_branch (rtx
*);
43 extern int const_uint32_operand (rtx
, enum machine_mode
);
44 extern int const_sint32_operand (rtx
, enum machine_mode
);
45 extern int floating_exact_log2 (rtx
);
46 extern int not_sp_operand (rtx
, enum machine_mode
);
47 extern int valid_dbcc_comparison_p (rtx
, enum machine_mode
);
48 extern int extend_operator (rtx
, enum machine_mode
);
49 extern bool strict_low_part_peephole_ok (enum machine_mode mode
, rtx first_insn
, rtx target
);
51 /* Functions from m68k.c used in macros. */
52 extern bool symbolic_operand (rtx
, enum machine_mode
);
53 extern int standard_68881_constant_p (rtx
);
54 extern void print_operand_address (FILE *, rtx
);
55 extern void print_operand (FILE *, rtx
, int);
56 extern void notice_update_cc (rtx
, rtx
);
57 extern int general_src_operand (rtx
, enum machine_mode
);
58 extern int nonimmediate_src_operand (rtx
, enum machine_mode
);
59 extern int memory_src_operand (rtx
, enum machine_mode
);
60 extern int pcrel_address (rtx
, enum machine_mode
);
61 extern rtx
legitimize_pic_address (rtx
, enum machine_mode
, rtx
);
64 extern int flags_in_68881 (void);
65 extern bool use_return_insn (void);
66 extern void override_options (void);
67 extern void init_68881_table (void);