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c8f0269d | 1 | /* Definitions of target machine for GNU compiler for Renesas / SuperH SH. |
9db9ab7e | 2 | Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2003, |
ebb9f8b0 | 3 | 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
4592bdcb | 4 | Free Software Foundation, Inc. |
318881c0 KG |
5 | Contributed by Steve Chamberlain (sac@cygnus.com). |
6 | Improved by Jim Wilson (wilson@cygnus.com). | |
7 | ||
7ec022b2 | 8 | This file is part of GCC. |
318881c0 | 9 | |
7ec022b2 | 10 | GCC is free software; you can redistribute it and/or modify |
318881c0 | 11 | it under the terms of the GNU General Public License as published by |
2f83c7d6 | 12 | the Free Software Foundation; either version 3, or (at your option) |
318881c0 KG |
13 | any later version. |
14 | ||
7ec022b2 | 15 | GCC is distributed in the hope that it will be useful, |
318881c0 KG |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU General Public License | |
2f83c7d6 NC |
21 | along with GCC; see the file COPYING3. If not see |
22 | <http://www.gnu.org/licenses/>. */ | |
318881c0 | 23 | |
8b97c5f8 ZW |
24 | #ifndef GCC_SH_PROTOS_H |
25 | #define GCC_SH_PROTOS_H | |
26 | ||
73a4d10b R |
27 | enum sh_function_kind { |
28 | /* A function with normal C ABI */ | |
29 | FUNCTION_ORDINARY, | |
30 | /* A special function that guarantees that some otherwise call-clobbered | |
31 | registers are not clobbered. These can't go through the SH5 resolver, | |
32 | because it only saves argument passing registers. */ | |
33 | SFUNC_GOT, | |
34 | /* A special function that should be linked statically. These are typically | |
35 | smaller or not much larger than a PLT entry. | |
36 | Some also have a non-standard ABI which precludes dynamic linking. */ | |
37 | SFUNC_STATIC | |
38 | }; | |
39 | ||
318881c0 | 40 | #ifdef RTX_CODE |
312209c6 AO |
41 | extern rtx sh_fsca_sf2int (void); |
42 | extern rtx sh_fsca_df2int (void); | |
43 | extern rtx sh_fsca_int2sf (void); | |
318881c0 KG |
44 | |
45 | /* Declare functions defined in sh.c and used in templates. */ | |
46 | ||
cf277499 SB |
47 | extern const char *output_branch (int, rtx, rtx *); |
48 | extern const char *output_ieee_ccmpeq (rtx, rtx *); | |
49 | extern const char *output_branchy_insn (enum rtx_code, const char *, rtx, rtx *); | |
50 | extern const char *output_movedouble (rtx, rtx[], enum machine_mode); | |
51 | extern const char *output_movepcrel (rtx, rtx[], enum machine_mode); | |
52 | extern const char *output_far_jump (rtx, rtx); | |
318881c0 | 53 | |
cf277499 SB |
54 | extern struct rtx_def *sfunc_uses_reg (rtx); |
55 | extern int barrier_align (rtx); | |
56 | extern int sh_loop_align (rtx); | |
57 | extern int fp_zero_operand (rtx); | |
58 | extern int fp_one_operand (rtx); | |
59 | extern int fp_int_operand (rtx); | |
60 | extern rtx get_fpscr_rtx (void); | |
cdeed45a | 61 | extern bool sh_legitimate_index_p (enum machine_mode, rtx); |
6f50eb9c | 62 | extern bool sh_legitimize_reload_address (rtx *, enum machine_mode, int, int); |
cf277499 SB |
63 | extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx); |
64 | extern int nonpic_symbol_mentioned_p (rtx); | |
65 | extern void emit_sf_insn (rtx); | |
66 | extern void emit_df_insn (rtx); | |
cf277499 SB |
67 | extern void output_pic_addr_const (FILE *, rtx); |
68 | extern int expand_block_move (rtx *); | |
69 | extern int prepare_move_operands (rtx[], enum machine_mode mode); | |
78d310c2 R |
70 | extern enum rtx_code prepare_cbranch_operands (rtx *, enum machine_mode mode, |
71 | enum rtx_code comparison); | |
72 | extern void expand_cbranchsi4 (rtx *operands, enum rtx_code comparison, int); | |
73 | extern bool expand_cbranchdi4 (rtx *operands, enum rtx_code comparison); | |
f90b7a5a PB |
74 | extern void sh_emit_scc_to_t (enum rtx_code, rtx, rtx); |
75 | extern rtx sh_emit_cheap_store_flag (enum machine_mode, enum rtx_code, rtx, rtx); | |
76 | extern void sh_emit_compare_and_branch (rtx *, enum machine_mode); | |
77 | extern void sh_emit_compare_and_set (rtx *, enum machine_mode); | |
cf277499 SB |
78 | extern int shift_insns_rtx (rtx); |
79 | extern void gen_ashift (int, int, rtx); | |
80 | extern void gen_ashift_hi (int, int, rtx); | |
81 | extern void gen_shifty_op (int, rtx *); | |
82 | extern void gen_shifty_hi_op (int, rtx *); | |
83 | extern int expand_ashiftrt (rtx *); | |
84 | extern int sh_dynamicalize_shift_p (rtx); | |
85 | extern int shl_and_kind (rtx, rtx, int *); | |
86 | extern int shl_and_length (rtx); | |
87 | extern int shl_and_scr_length (rtx); | |
88 | extern int gen_shl_and (rtx, rtx, rtx, rtx); | |
89 | extern int shl_sext_kind (rtx, rtx, int *); | |
90 | extern int shl_sext_length (rtx); | |
91 | extern int gen_shl_sext (rtx, rtx, rtx, rtx); | |
92 | extern rtx gen_datalabel_ref (rtx); | |
93 | extern int regs_used (rtx, int); | |
94 | extern void fixup_addr_diff_vecs (rtx); | |
95 | extern int get_dest_uid (rtx, int); | |
96 | extern void final_prescan_insn (rtx, rtx *, int); | |
97 | extern int symbol_ref_operand (rtx, enum machine_mode); | |
81f40b79 | 98 | extern enum tls_model tls_symbolic_operand (rtx, enum machine_mode); |
cf277499 SB |
99 | extern int system_reg_operand (rtx, enum machine_mode); |
100 | extern int general_movsrc_operand (rtx, enum machine_mode); | |
101 | extern int general_movdst_operand (rtx, enum machine_mode); | |
102 | extern int arith_reg_operand (rtx, enum machine_mode); | |
103 | extern int fp_arith_reg_operand (rtx, enum machine_mode); | |
104 | extern int arith_operand (rtx, enum machine_mode); | |
105 | extern int arith_reg_or_0_operand (rtx, enum machine_mode); | |
106 | extern int logical_operand (rtx, enum machine_mode); | |
107 | extern int tertiary_reload_operand (rtx, enum machine_mode); | |
108 | extern int fpscr_operand (rtx, enum machine_mode); | |
109 | extern int fpul_operand (rtx, enum machine_mode); | |
110 | extern int commutative_float_operator (rtx, enum machine_mode); | |
111 | extern int noncommutative_float_operator (rtx, enum machine_mode); | |
112 | extern int reg_unused_after (rtx, rtx); | |
113 | extern void expand_sf_unop (rtx (*)(rtx, rtx, rtx), rtx *); | |
114 | extern void expand_sf_binop (rtx (*)(rtx, rtx, rtx, rtx), rtx *); | |
115 | extern void expand_df_unop (rtx (*)(rtx, rtx, rtx), rtx *); | |
116 | extern void expand_df_binop (rtx (*)(rtx, rtx, rtx, rtx), rtx *); | |
117 | extern void expand_fp_branch (rtx (*)(void), rtx (*)(void)); | |
118 | extern int sh_insn_length_adjustment (rtx); | |
119 | extern int sh_can_redirect_branch (rtx, rtx); | |
120 | extern void sh_expand_unop_v2sf (enum rtx_code, rtx, rtx); | |
121 | extern void sh_expand_binop_v2sf (enum rtx_code, rtx, rtx, rtx); | |
f90b7a5a | 122 | extern int sh_expand_t_scc (rtx *); |
73a4d10b | 123 | extern rtx sh_gen_truncate (enum machine_mode, rtx, int); |
f676971a | 124 | extern bool sh_vector_mode_supported_p (enum machine_mode); |
318881c0 KG |
125 | #endif /* RTX_CODE */ |
126 | ||
cf277499 SB |
127 | extern const char *output_jump_label_table (void); |
128 | extern int sh_handle_pragma (int (*)(void), void (*)(int), const char *); | |
129 | extern struct rtx_def *get_fpscr_rtx (void); | |
130 | extern int sh_media_register_for_return (void); | |
131 | extern void sh_expand_prologue (void); | |
726d4cb7 | 132 | extern void sh_expand_epilogue (bool); |
cf277499 SB |
133 | extern int sh_need_epilogue (void); |
134 | extern void sh_set_return_address (rtx, rtx); | |
135 | extern int initial_elimination_offset (int, int); | |
136 | extern int fldi_ok (void); | |
cf277499 SB |
137 | extern int sh_hard_regno_rename_ok (unsigned int, unsigned int); |
138 | extern int sh_cfun_interrupt_handler_p (void); | |
561642fa | 139 | extern int sh_cfun_resbank_handler_p (void); |
586de218 | 140 | extern int sh_attr_renesas_p (const_tree); |
cf277499 | 141 | extern int sh_cfun_attr_renesas_p (void); |
b0c42aed | 142 | extern bool sh_cannot_change_mode_class |
cf277499 | 143 | (enum machine_mode, enum machine_mode, enum reg_class); |
42db504c | 144 | extern bool sh_small_register_classes_for_mode_p (enum machine_mode); |
cf277499 | 145 | extern void sh_mark_label (rtx, int); |
07d7d2f4 | 146 | extern int check_use_sfunc_addr (rtx, rtx); |
9f09b1f2 R |
147 | |
148 | #ifdef HARD_CONST | |
cf277499 | 149 | extern void fpscr_set_from_mem (int, HARD_REG_SET); |
9f09b1f2 | 150 | #endif |
8b97c5f8 | 151 | |
cf277499 SB |
152 | extern void sh_pr_interrupt (struct cpp_reader *); |
153 | extern void sh_pr_trapa (struct cpp_reader *); | |
154 | extern void sh_pr_nosave_low_regs (struct cpp_reader *); | |
73a4d10b | 155 | extern rtx function_symbol (rtx, const char *, enum sh_function_kind); |
fada1961 | 156 | extern rtx sh_get_pr_initial_val (void); |
8b97c5f8 | 157 | |
61f71b34 | 158 | extern int sh_pass_in_reg_p (CUMULATIVE_ARGS *, enum machine_mode, tree); |
cc15e98f | 159 | extern void sh_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree, signed int, enum machine_mode); |
63a9de54 | 160 | extern rtx sh_dwarf_register_span (rtx); |
61f71b34 | 161 | |
73a4d10b R |
162 | extern rtx replace_n_hard_rtx (rtx, rtx *, int , int); |
163 | extern int shmedia_cleanup_truncate (rtx *, void *); | |
164 | ||
165 | extern int sh_contains_memref_p (rtx); | |
5c7cafa8 | 166 | extern int sh_loads_bankedreg_p (rtx); |
73a4d10b | 167 | extern rtx shmedia_prepare_call_address (rtx fnaddr, int is_sibcall); |
561642fa AP |
168 | extern int sh2a_get_function_vector_number (rtx); |
169 | extern int sh2a_is_function_vector_call (rtx); | |
3217af3e | 170 | extern void sh_fix_range (const char *); |
347146a4 | 171 | extern bool sh_hard_regno_mode_ok (unsigned int, enum machine_mode); |
88657302 | 172 | #endif /* ! GCC_SH_PROTOS_H */ |