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f0b6f9a6 | 1 | /* Definitions of target machine for GNU compiler. |
340f6494 | 2 | Renesas H8/300 version |
cbe34bb5 | 3 | Copyright (C) 2000-2017 Free Software Foundation, Inc. |
441d04c6 KG |
4 | Contributed by Steve Chamberlain (sac@cygnus.com), |
5 | Jim Wilson (wilson@cygnus.com), and Doug Evans (dje@cygnus.com). | |
6 | ||
8aa063fb | 7 | This file is part of GCC. |
441d04c6 | 8 | |
8aa063fb | 9 | GCC is free software; you can redistribute it and/or modify |
441d04c6 | 10 | it under the terms of the GNU General Public License as published by |
2f83c7d6 | 11 | the Free Software Foundation; either version 3, or (at your option) |
441d04c6 KG |
12 | any later version. |
13 | ||
8aa063fb | 14 | GCC is distributed in the hope that it will be useful, |
441d04c6 KG |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
2f83c7d6 NC |
20 | along with GCC; see the file COPYING3. If not see |
21 | <http://www.gnu.org/licenses/>. */ | |
441d04c6 | 22 | |
8b97c5f8 ZW |
23 | #ifndef GCC_H8300_PROTOS_H |
24 | #define GCC_H8300_PROTOS_H | |
25 | ||
441d04c6 KG |
26 | /* Declarations for functions used in insn-output.c. */ |
27 | #ifdef RTX_CODE | |
7948a9ea | 28 | extern unsigned int compute_mov_length (rtx *); |
cb713a8d KH |
29 | extern const char *output_plussi (rtx *); |
30 | extern unsigned int compute_plussi_length (rtx *); | |
cb713a8d KH |
31 | extern const char *output_a_shift (rtx *); |
32 | extern unsigned int compute_a_shift_length (rtx, rtx *); | |
caf7f21a KH |
33 | extern const char *output_a_rotate (enum rtx_code, rtx *); |
34 | extern unsigned int compute_a_rotate_length (rtx *); | |
cb713a8d | 35 | extern const char *output_simode_bld (int, rtx[]); |
e7041fcc | 36 | extern void final_prescan_insn (rtx_insn *, rtx *, int); |
1a793acf | 37 | extern int h8300_expand_movsi (rtx[]); |
e8a54173 | 38 | extern void notice_update_cc (rtx, rtx_insn *); |
ef4bddc2 RS |
39 | extern const char *output_logical_op (machine_mode, rtx *); |
40 | extern unsigned int compute_logical_op_length (machine_mode, | |
cb713a8d | 41 | rtx *); |
9690aa8e JR |
42 | #ifdef HAVE_ATTR_cc |
43 | extern enum attr_cc compute_plussi_cc (rtx *); | |
44 | extern enum attr_cc compute_a_shift_cc (rtx, rtx *); | |
ef4bddc2 | 45 | extern enum attr_cc compute_logical_op_cc (machine_mode, rtx *); |
9690aa8e | 46 | #endif |
f90b7a5a PB |
47 | extern void h8300_expand_branch (rtx[]); |
48 | extern void h8300_expand_store (rtx[]); | |
ef4bddc2 RS |
49 | extern bool expand_a_shift (machine_mode, enum rtx_code, rtx[]); |
50 | extern int h8300_shift_needs_scratch_p (int, machine_mode); | |
3d2e90d6 | 51 | extern int expand_a_rotate (rtx[]); |
4093985c | 52 | extern int fix_bit_operand (rtx *, enum rtx_code); |
cb713a8d | 53 | extern int h8300_adjust_insn_length (rtx, int); |
ef4bddc2 | 54 | extern void split_adds_subs (machine_mode, rtx[]); |
441d04c6 | 55 | |
cb713a8d KH |
56 | extern int h8300_eightbit_constant_address_p (rtx); |
57 | extern int h8300_tiny_constant_address_p (rtx); | |
58 | extern int byte_accesses_mergeable_p (rtx, rtx); | |
82082f65 TS |
59 | extern int same_cmp_preceding_p (rtx_insn *); |
60 | extern int same_cmp_following_p (rtx_insn *); | |
803d56f5 | 61 | |
1aae372e | 62 | /* Used in builtins.c */ |
cb713a8d | 63 | extern rtx h8300_return_addr_rtx (int, rtx); |
981c7dce KH |
64 | |
65 | /* Classifies an h8sx shift operation. | |
66 | ||
67 | H8SX_SHIFT_NONE | |
68 | The shift cannot be done in a single instruction. | |
69 | ||
70 | H8SX_SHIFT_UNARY | |
71 | The shift is effectively a unary operation. The instruction will | |
72 | allow any sort of destination operand and have a format similar | |
73 | to neg and not. This is true of certain power-of-2 shifts. | |
74 | ||
75 | H8SX_SHIFT_BINARY | |
76 | The shift is a binary operation. The destination must be a | |
77 | register and the source can be a register or a constant. */ | |
78 | enum h8sx_shift_type { | |
79 | H8SX_SHIFT_NONE, | |
80 | H8SX_SHIFT_UNARY, | |
81 | H8SX_SHIFT_BINARY | |
82 | }; | |
83 | ||
ef4bddc2 | 84 | extern enum h8sx_shift_type h8sx_classify_shift (machine_mode, enum rtx_code, rtx); |
981c7dce | 85 | extern int h8300_ldm_stm_parallel (rtvec, int, int); |
441d04c6 KG |
86 | #endif /* RTX_CODE */ |
87 | ||
88 | #ifdef TREE_CODE | |
cb713a8d KH |
89 | extern int h8300_funcvec_function_p (tree); |
90 | extern int h8300_eightbit_data_p (tree); | |
91 | extern int h8300_tiny_data_p (tree); | |
441d04c6 KG |
92 | #endif /* TREE_CODE */ |
93 | ||
cb713a8d KH |
94 | extern int h8300_can_use_return_insn_p (void); |
95 | extern void h8300_expand_prologue (void); | |
96 | extern void h8300_expand_epilogue (void); | |
97 | extern int h8300_current_function_interrupt_function_p (void); | |
f4ea8112 | 98 | extern int h8300_current_function_monitor_function_p (void); |
cb713a8d | 99 | extern int h8300_initial_elimination_offset (int, int); |
a466bea3 | 100 | extern int h8300_regs_ok_for_stm (int, rtx[]); |
c87ec0ba | 101 | extern int h8300_hard_regno_rename_ok (unsigned int, unsigned int); |
f9b4f8c1 | 102 | extern bool h8300_move_ok (rtx, rtx); |
8b97c5f8 | 103 | |
87a902e4 | 104 | struct cpp_reader; |
cb713a8d KH |
105 | extern void h8300_pr_interrupt (struct cpp_reader *); |
106 | extern void h8300_pr_saveall (struct cpp_reader *); | |
beed8fc0 | 107 | extern enum reg_class h8300_reg_class_from_letter (int); |
e7041fcc | 108 | extern unsigned int h8300_insn_length_from_table (rtx_insn *, rtx *); |
beed8fc0 AO |
109 | extern const char * output_h8sx_shift (rtx *, int, int); |
110 | extern bool h8300_operands_match_p (rtx *); | |
111 | extern bool h8sx_mergeable_memrefs_p (rtx, rtx); | |
112 | extern bool h8sx_emit_movmd (rtx, rtx, rtx, HOST_WIDE_INT); | |
113 | extern void h8300_swap_into_er6 (rtx); | |
114 | extern void h8300_swap_out_of_er6 (rtx); | |
7b4df2bf | 115 | extern poly_int64 h8300_push_rounding (poly_int64); |
8b97c5f8 | 116 | |
88657302 | 117 | #endif /* ! GCC_H8300_PROTOS_H */ |