1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
|
/* Prototypes for tm_p.h for AVR 8-bit microcontrollers.
Copyright (C) 2000-2024 Free Software Foundation, Inc.
Contributed by Denis Chertykov (chertykov@gmail.com)
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 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
extern bool avr_function_arg_regno_p (int r);
extern void avr_cpu_cpp_builtins (cpp_reader * pfile);
extern enum reg_class avr_regno_reg_class (int r);
extern void asm_globalize_label (FILE *file, const char *name);
extern void avr_adjust_reg_alloc_order (void);
extern int avr_initial_elimination_offset (int from, int to);
extern int avr_simple_epilogue (void);
extern bool avr_hard_regno_rename_ok (unsigned int, unsigned int);
extern rtx avr_return_addr_rtx (int count, rtx tem);
extern void avr_register_target_pragmas (void);
extern void avr_init_expanders (void);
#ifdef TREE_CODE
extern void avr_asm_output_aligned_decl_common (FILE*, tree, const char*, unsigned HOST_WIDE_INT, unsigned int, bool);
extern void avr_asm_asm_output_aligned_bss (FILE *, tree, const char *, unsigned HOST_WIDE_INT, int, void (*) (FILE *, tree, const char *, unsigned HOST_WIDE_INT, int));
extern void avr_declare_function_name (FILE *, const char *, tree);
extern void asm_output_external (FILE *file, tree decl, char *name);
extern int avr_progmem_p (tree decl, tree attributes);
extern bool avr_addr_space_supported_p (addr_space_t, location_t loc = UNKNOWN_LOCATION);
#ifdef RTX_CODE /* inside TREE_CODE */
extern void avr_init_cumulative_args (CUMULATIVE_ARGS*, tree, rtx, tree);
#endif /* RTX_CODE inside TREE_CODE */
#endif /* TREE_CODE */
#ifdef RTX_CODE
extern rtx avr_chunk (machine_mode mode, rtx x, int n);
extern rtx avr_byte (rtx x, int n);
extern rtx avr_word (rtx x, int n);
extern int8_t avr_int8 (rtx x, int n);
extern uint8_t avr_uint8 (rtx x, int n);
extern int16_t avr_int16 (rtx x, int n);
extern uint16_t avr_uint16 (rtx x, int n);
extern const char *output_movqi (rtx_insn *insn, rtx operands[], int *l);
extern const char *output_movhi (rtx_insn *insn, rtx operands[], int *l);
extern const char *output_movsisf (rtx_insn *insn, rtx operands[], int *l);
extern const char *avr_out_set_some (rtx_insn *, rtx*, int*);
extern const char *avr_out_tstsi (rtx_insn *, rtx*, int*);
extern const char *avr_out_tsthi (rtx_insn *, rtx*, int*);
extern const char *avr_out_tstpsi (rtx_insn *, rtx*, int*);
extern const char *avr_out_compare (rtx_insn *, rtx*, int*);
extern const char *avr_out_compare64 (rtx_insn *, rtx*, int*);
extern const char *avr_cond_branch (rtx_insn *, rtx *);
extern const char *avr_out_movpsi (rtx_insn *, rtx*, int*);
extern const char *avr_out_sign_extend (rtx_insn *, rtx*, int*);
extern const char *avr_out_insert_notbit (rtx_insn *, rtx*, int*);
extern const char *avr_out_insv (rtx_insn *, rtx*, int*);
extern const char *avr_out_extr (rtx_insn *, rtx*, int*);
extern const char *avr_out_extr_not (rtx_insn *, rtx*, int*);
extern const char *avr_out_plus_set_ZN (rtx*, int*);
extern const char *avr_out_plus_set_N (rtx*, int*);
extern const char *avr_out_op8_set_ZN (rtx_code, rtx*, int*);
extern int avr_len_op8_set_ZN (rtx_code, rtx*);
extern bool avr_op8_ZN_operator (rtx);
extern const char *avr_out_cmp_ext (rtx*, rtx_code, int*);
extern bool avr_set_some_operation (rtx);
extern const char *ashlqi3_out (rtx_insn *insn, rtx operands[], int *len);
extern const char *ashlhi3_out (rtx_insn *insn, rtx operands[], int *len);
extern const char *ashlsi3_out (rtx_insn *insn, rtx operands[], int *len);
extern const char *ashrqi3_out (rtx_insn *insn, rtx operands[], int *len);
extern const char *ashrhi3_out (rtx_insn *insn, rtx operands[], int *len);
extern const char *ashrsi3_out (rtx_insn *insn, rtx operands[], int *len);
extern const char *lshrqi3_out (rtx_insn *insn, rtx operands[], int *len);
extern const char *lshrhi3_out (rtx_insn *insn, rtx operands[], int *len);
extern const char *lshrsi3_out (rtx_insn *insn, rtx operands[], int *len);
extern const char *avr_out_ashlpsi3 (rtx_insn *, rtx*, int*);
extern const char *avr_out_ashrpsi3 (rtx_insn *, rtx*, int*);
extern const char *avr_out_lshrpsi3 (rtx_insn *, rtx*, int*);
extern bool avr_rotate_bytes (rtx operands[]);
extern const char* avr_out_fract (rtx_insn *, rtx[], bool, int*);
extern rtx avr_to_int_mode (rtx);
extern void avr_expand_prologue (void);
extern void avr_expand_epilogue (bool);
extern bool avr_emit_cpymemhi (rtx*);
extern void avr_emit_xior_with_shift (rtx_insn*, rtx*, int);
extern bool avr_epilogue_uses (int regno);
extern void avr_output_addr_vec (rtx_insn*, rtx);
extern const char *avr_out_sbxx_branch (rtx_insn *insn, rtx operands[]);
extern const char* avr_out_bitop (rtx, rtx*, int*);
extern const char* avr_out_plus (rtx, rtx*, int* =NULL, bool =true);
extern const char* avr_out_plus_ext (rtx_insn*, rtx*, int*);
extern const char* avr_out_add_msb (rtx_insn*, rtx*, rtx_code, int*);
extern const char* avr_out_round (rtx_insn *, rtx*, int* =NULL);
extern const char* avr_out_addto_sp (rtx*, int*);
extern const char* avr_out_xload (rtx_insn *, rtx*, int*);
extern const char* avr_out_fload (rtx_insn *, rtx*, int*);
extern const char* avr_out_cpymem (rtx_insn *, rtx*, int*);
extern const char* avr_out_insert_bits (rtx*, int*);
extern bool avr_popcount_each_byte (rtx, int, int);
extern bool avr_xor_noclobber_dconst (rtx, int);
extern bool avr_has_nibble_0xf (rtx);
extern bool extra_constraint_Q (rtx x);
extern int avr_adjust_insn_length (rtx_insn *insn, int len);
extern void output_reload_in_const (rtx *, rtx clobber, int *len, bool clear_p);
extern const char* output_reload_inhi (rtx*, rtx, int*);
extern const char* output_reload_insisf (rtx*, rtx, int*);
extern const char* avr_out_reload_inpsi (rtx*, rtx, int*);
extern const char* avr_out_lpm (rtx_insn *, rtx*, int*);
extern const char* avr_out_cmp_lsr (rtx_insn *, rtx*, int*);
extern void avr_maybe_cmp_lsr (rtx *);
extern bool reg_unused_after (rtx_insn *insn, rtx reg);
extern int avr_jump_mode (rtx x, rtx_insn *insn, int = 0);
extern bool test_hard_reg_class (enum reg_class rclass, rtx x);
extern bool jump_over_one_insn_p (rtx_insn *insn, rtx dest);
extern void avr_final_prescan_insn (rtx_insn *insn, rtx *operand,
int num_operands);
extern rtx_code avr_normalize_condition (rtx_code condition);
extern void out_shift_with_cnt (const char *templ, rtx_insn *insn,
rtx operands[], int *len, int t_len);
extern enum reg_class avr_mode_code_base_reg_class (machine_mode, addr_space_t, rtx_code, rtx_code);
extern bool avr_regno_mode_code_ok_for_base_p (int, machine_mode, addr_space_t, rtx_code, rtx_code);
extern rtx avr_incoming_return_addr_rtx (void);
extern rtx avr_legitimize_reload_address (rtx*, machine_mode, int, int, int, int, rtx (*)(rtx,int));
extern bool avr_adiw_reg_p (rtx);
extern bool avr_mem_flash_p (rtx);
extern bool avr_mem_flashx_p (rtx);
extern bool avr_mem_memx_p (rtx);
extern bool avr_load_libgcc_p (rtx);
extern bool avr_xload_libgcc_p (machine_mode);
extern bool avr_fload_libgcc_p (machine_mode);
extern bool avr_load_libgcc_mem_p (rtx, addr_space_t, bool use_libgcc);
extern bool avr_load_libgcc_insn_p (rtx_insn *, addr_space_t, bool use_libgcc);
extern rtx avr_eval_addr_attrib (rtx x);
extern bool avr_float_lib_compare_returns_bool (machine_mode, rtx_code);
static inline unsigned
regmask (machine_mode mode, unsigned regno)
{
return ((1u << GET_MODE_SIZE (as_a <fixed_size_mode> (mode))) - 1) << regno;
}
extern void avr_fix_inputs (rtx*, unsigned, unsigned);
extern bool avr_emit3_fix_outputs (rtx (*)(rtx,rtx,rtx), rtx*, unsigned, unsigned);
extern rtx lpm_reg_rtx;
extern rtx lpm_addr_reg_rtx;
extern rtx tmp_reg_rtx;
extern rtx zero_reg_rtx;
extern rtx all_regs_rtx[32];
extern rtx rampz_rtx;
extern rtx cc_reg_rtx;
extern rtx ccn_reg_rtx;
extern rtx cczn_reg_rtx;
extern int n_avr_fuse_add_executed;
extern bool avr_shift_is_3op ();
extern bool avr_split_shift_p (int n_bytes, int offset, rtx_code);
extern bool avr_split_shift (rtx xop[], rtx xscratch, rtx_code);
extern bool avr_split_ldst (rtx xop[]);
extern int avr_optimize_size_level ();
#endif /* RTX_CODE */
#ifdef REAL_VALUE_TYPE
extern void asm_output_float (FILE *file, REAL_VALUE_TYPE n);
#endif
extern bool avr_have_dimode;
/* From avr-passes.cc */
namespace gcc { class context; }
class rtl_opt_pass;
extern rtl_opt_pass *make_avr_pass_fuse_add (gcc::context *);
extern rtl_opt_pass *make_avr_pass_fuse_move (gcc::context *);
extern rtl_opt_pass *make_avr_pass_pre_proep (gcc::context *);
extern rtl_opt_pass *make_avr_pass_recompute_notes (gcc::context *);
extern rtl_opt_pass *make_avr_pass_casesi (gcc::context *);
extern rtl_opt_pass *make_avr_pass_ifelse (gcc::context *);
extern rtl_opt_pass *make_avr_pass_split_after_peephole2 (gcc::context *);
#ifdef RTX_CODE
extern bool avr_casei_sequence_check_operands (rtx *xop);
extern bool avr_split_fake_addressing_move (rtx_insn *insn, rtx *operands);
#endif /* RTX_CODE */
/* From avr-log.cc */
#ifdef GCC_DUMPFILE_H
#define avr_dump(...) \
do { \
if (dump_file) \
avr_vdump (dump_file, __FUNCTION__, __VA_ARGS__); \
} while (0)
#else
#define avr_dump(...) avr_vdump (NULL, __FUNCTION__, __VA_ARGS__)
#endif /* GCC_DUMPFILE_H */
#define avr_edump(...) avr_vdump (stderr, __FUNCTION__, __VA_ARGS__)
#define avr_fdump(FIL, ...) avr_vdump (FIL, __FUNCTION__, __VA_ARGS__)
extern int avr_vdump (FILE*, const char*, ...);
extern void avr_log_set_avr_log (void);
typedef struct
{
unsigned address_cost :1;
unsigned builtin :1;
unsigned constraints :1;
unsigned insn_addresses :1;
unsigned legitimate_address_p :1;
unsigned legitimize_address :1;
unsigned legitimize_reload_address :1;
unsigned progmem :1;
unsigned rtx_costs :1;
} avr_log_t;
extern avr_log_t avr_log;
|
