1 /* Prototypes for exported functions defined in avr.c
3 Copyright (C) 2000-2017 Free Software Foundation, Inc.
4 Contributed by Denis Chertykov (chertykov@gmail.com)
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3, or (at your option)
13 GCC is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING3. If not see
20 <http://www.gnu.org/licenses/>. */
23 extern int avr_function_arg_regno_p (int r
);
24 extern void avr_cpu_cpp_builtins (struct cpp_reader
* pfile
);
25 extern enum reg_class
avr_regno_reg_class (int r
);
26 extern void asm_globalize_label (FILE *file
, const char *name
);
27 extern void avr_adjust_reg_alloc_order (void);
28 extern int avr_initial_elimination_offset (int from
, int to
);
29 extern int avr_simple_epilogue (void);
30 extern int avr_hard_regno_rename_ok (unsigned int, unsigned int);
31 extern rtx
avr_return_addr_rtx (int count
, rtx tem
);
32 extern void avr_register_target_pragmas (void);
33 extern void avr_init_expanders (void);
36 extern void avr_asm_output_aligned_decl_common (FILE*, tree
, const char*, unsigned HOST_WIDE_INT
, unsigned int, bool);
37 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));
38 extern void asm_output_external (FILE *file
, tree decl
, char *name
);
39 extern int avr_progmem_p (tree decl
, tree attributes
);
40 extern bool avr_addr_space_supported_p (addr_space_t
, location_t loc
= UNKNOWN_LOCATION
);
42 #ifdef RTX_CODE /* inside TREE_CODE */
43 extern void avr_init_cumulative_args (CUMULATIVE_ARGS
*, tree
, rtx
, tree
);
44 #endif /* RTX_CODE inside TREE_CODE */
46 #endif /* TREE_CODE */
49 extern const char *output_movqi (rtx_insn
*insn
, rtx operands
[], int *l
);
50 extern const char *output_movhi (rtx_insn
*insn
, rtx operands
[], int *l
);
51 extern const char *output_movsisf (rtx_insn
*insn
, rtx operands
[], int *l
);
52 extern const char *avr_out_tstsi (rtx_insn
*, rtx
*, int*);
53 extern const char *avr_out_tsthi (rtx_insn
*, rtx
*, int*);
54 extern const char *avr_out_tstpsi (rtx_insn
*, rtx
*, int*);
55 extern const char *avr_out_compare (rtx_insn
*, rtx
*, int*);
56 extern const char *avr_out_compare64 (rtx_insn
*, rtx
*, int*);
57 extern const char *ret_cond_branch (rtx x
, int len
, int reverse
);
58 extern const char *avr_out_movpsi (rtx_insn
*, rtx
*, int*);
59 extern const char *avr_out_sign_extend (rtx_insn
*, rtx
*, int*);
60 extern const char *avr_out_insert_notbit (rtx_insn
*, rtx
*, rtx
, int*);
62 extern const char *ashlqi3_out (rtx_insn
*insn
, rtx operands
[], int *len
);
63 extern const char *ashlhi3_out (rtx_insn
*insn
, rtx operands
[], int *len
);
64 extern const char *ashlsi3_out (rtx_insn
*insn
, rtx operands
[], int *len
);
66 extern const char *ashrqi3_out (rtx_insn
*insn
, rtx operands
[], int *len
);
67 extern const char *ashrhi3_out (rtx_insn
*insn
, rtx operands
[], int *len
);
68 extern const char *ashrsi3_out (rtx_insn
*insn
, rtx operands
[], int *len
);
70 extern const char *lshrqi3_out (rtx_insn
*insn
, rtx operands
[], int *len
);
71 extern const char *lshrhi3_out (rtx_insn
*insn
, rtx operands
[], int *len
);
72 extern const char *lshrsi3_out (rtx_insn
*insn
, rtx operands
[], int *len
);
74 extern const char *avr_out_ashlpsi3 (rtx_insn
*, rtx
*, int*);
75 extern const char *avr_out_ashrpsi3 (rtx_insn
*, rtx
*, int*);
76 extern const char *avr_out_lshrpsi3 (rtx_insn
*, rtx
*, int*);
78 extern bool avr_rotate_bytes (rtx operands
[]);
80 extern const char* avr_out_fract (rtx_insn
*, rtx
[], bool, int*);
81 extern rtx
avr_to_int_mode (rtx
);
83 extern void avr_expand_prologue (void);
84 extern void avr_expand_epilogue (bool);
85 extern bool avr_emit_movmemhi (rtx
*);
86 extern int avr_epilogue_uses (int regno
);
87 extern int avr_starting_frame_offset (void);
89 extern void avr_output_addr_vec (rtx_insn
*, rtx
);
90 extern const char *avr_out_sbxx_branch (rtx_insn
*insn
, rtx operands
[]);
91 extern const char* avr_out_bitop (rtx
, rtx
*, int*);
92 extern const char* avr_out_plus (rtx
, rtx
*, int* =NULL
, int* =NULL
, bool =true);
93 extern const char* avr_out_round (rtx_insn
*, rtx
*, int* =NULL
);
94 extern const char* avr_out_addto_sp (rtx
*, int*);
95 extern const char* avr_out_xload (rtx_insn
*, rtx
*, int*);
96 extern const char* avr_out_movmem (rtx_insn
*, rtx
*, int*);
97 extern const char* avr_out_insert_bits (rtx
*, int*);
98 extern bool avr_popcount_each_byte (rtx
, int, int);
99 extern bool avr_has_nibble_0xf (rtx
);
101 extern int extra_constraint_Q (rtx x
);
102 extern int avr_adjust_insn_length (rtx_insn
*insn
, int len
);
103 extern const char* output_reload_inhi (rtx
*, rtx
, int*);
104 extern const char* output_reload_insisf (rtx
*, rtx
, int*);
105 extern const char* avr_out_reload_inpsi (rtx
*, rtx
, int*);
106 extern const char* avr_out_lpm (rtx_insn
*, rtx
*, int*);
107 extern void avr_notice_update_cc (rtx body
, rtx_insn
*insn
);
108 extern int reg_unused_after (rtx_insn
*insn
, rtx reg
);
109 extern int _reg_unused_after (rtx_insn
*insn
, rtx reg
);
110 extern int avr_jump_mode (rtx x
, rtx_insn
*insn
);
111 extern int test_hard_reg_class (enum reg_class rclass
, rtx x
);
112 extern int jump_over_one_insn_p (rtx_insn
*insn
, rtx dest
);
114 extern void avr_final_prescan_insn (rtx_insn
*insn
, rtx
*operand
,
116 extern int avr_simplify_comparison_p (machine_mode mode
,
118 extern RTX_CODE
avr_normalize_condition (RTX_CODE condition
);
119 extern void out_shift_with_cnt (const char *templ
, rtx_insn
*insn
,
120 rtx operands
[], int *len
, int t_len
);
121 extern enum reg_class
avr_mode_code_base_reg_class (machine_mode
, addr_space_t
, RTX_CODE
, RTX_CODE
);
122 extern bool avr_regno_mode_code_ok_for_base_p (int, machine_mode
, addr_space_t
, RTX_CODE
, RTX_CODE
);
123 extern rtx
avr_incoming_return_addr_rtx (void);
124 extern rtx
avr_legitimize_reload_address (rtx
*, machine_mode
, int, int, int, int, rtx (*)(rtx
,int));
125 extern bool avr_mem_flash_p (rtx
);
126 extern bool avr_mem_memx_p (rtx
);
127 extern bool avr_load_libgcc_p (rtx
);
128 extern bool avr_xload_libgcc_p (machine_mode
);
129 extern rtx
avr_eval_addr_attrib (rtx x
);
130 extern bool avr_casei_sequence_check_operands (rtx
*xop
);
132 static inline unsigned
133 regmask (machine_mode mode
, unsigned regno
)
135 return ((1u << GET_MODE_SIZE (mode
)) - 1) << regno
;
138 extern void avr_fix_inputs (rtx
*, unsigned, unsigned);
139 extern bool avr_emit3_fix_outputs (rtx (*)(rtx
,rtx
,rtx
), rtx
*, unsigned, unsigned);
141 extern rtx lpm_reg_rtx
;
142 extern rtx lpm_addr_reg_rtx
;
143 extern rtx tmp_reg_rtx
;
144 extern rtx zero_reg_rtx
;
145 extern rtx all_regs_rtx
[32];
146 extern rtx rampz_rtx
;
148 #endif /* RTX_CODE */
150 #ifdef REAL_VALUE_TYPE
151 extern void asm_output_float (FILE *file
, REAL_VALUE_TYPE n
);
154 extern bool avr_have_dimode
;
156 namespace gcc
{ class context
; }
159 extern rtl_opt_pass
*make_avr_pass_pre_proep (gcc::context
*);
160 extern rtl_opt_pass
*make_avr_pass_recompute_notes (gcc::context
*);
161 extern rtl_opt_pass
*make_avr_pass_casesi (gcc::context
*);
165 #define avr_dump(...) avr_vdump (NULL, __FUNCTION__, __VA_ARGS__)
166 #define avr_edump(...) avr_vdump (stderr, __FUNCTION__, __VA_ARGS__)
167 #define avr_fdump(FIL, ...) avr_vdump (FIL, __FUNCTION__, __VA_ARGS__)
169 extern int avr_vdump (FILE*, const char*, ...);
170 extern void avr_log_set_avr_log (void);
174 unsigned address_cost
:1;
176 unsigned constraints
:1;
177 unsigned insn_addresses
:1;
178 unsigned legitimate_address_p
:1;
179 unsigned legitimize_address
:1;
180 unsigned legitimize_reload_address
:1;
182 unsigned rtx_costs
:1;
185 extern avr_log_t avr_log
;