1 /* Prototypes for exported functions defined in avr.c
3 Copyright (C) 2000, 2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010,
5 Free Software Foundation, Inc.
6 Contributed by Denis Chertykov (chertykov@gmail.com)
8 This file is part of GCC.
10 GCC is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3, or (at your option)
15 GCC is distributed in the hope that it will be useful,
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.
20 You should have received a copy of the GNU General Public License
21 along with GCC; see the file COPYING3. If not see
22 <http://www.gnu.org/licenses/>. */
25 extern int function_arg_regno_p (int r
);
26 extern void avr_cpu_cpp_builtins (struct cpp_reader
* pfile
);
27 extern enum reg_class
avr_regno_reg_class (int r
);
28 extern void asm_globalize_label (FILE *file
, const char *name
);
29 extern void order_regs_for_local_alloc (void);
30 extern int avr_initial_elimination_offset (int from
, int to
);
31 extern int avr_simple_epilogue (void);
32 extern int avr_hard_regno_rename_ok (unsigned int, unsigned int);
33 extern rtx
avr_return_addr_rtx (int count
, rtx tem
);
34 extern void avr_register_target_pragmas (void);
35 extern void avr_init_expanders (void);
38 extern void avr_asm_output_aligned_decl_common (FILE*, const_tree
, const char*, unsigned HOST_WIDE_INT
, unsigned int, bool);
39 extern void asm_output_external (FILE *file
, tree decl
, char *name
);
40 extern int avr_progmem_p (tree decl
, tree attributes
);
42 #ifdef RTX_CODE /* inside TREE_CODE */
43 extern void init_cumulative_args (CUMULATIVE_ARGS
*cum
, tree fntype
,
44 rtx libname
, tree fndecl
);
45 #endif /* RTX_CODE inside TREE_CODE */
47 #endif /* TREE_CODE */
50 extern int avr_hard_regno_call_part_clobbered (unsigned, enum machine_mode
);
51 extern const char *output_movqi (rtx insn
, rtx operands
[], int *l
);
52 extern const char *output_movhi (rtx insn
, rtx operands
[], int *l
);
53 extern const char *output_movsisf (rtx insn
, rtx operands
[], int *l
);
54 extern const char *avr_out_tstsi (rtx
, rtx
*, int*);
55 extern const char *avr_out_tsthi (rtx
, rtx
*, int*);
56 extern const char *avr_out_tstpsi (rtx
, rtx
*, int*);
57 extern const char *avr_out_compare (rtx
, rtx
*, int*);
58 extern const char *avr_out_compare64 (rtx
, rtx
*, int*);
59 extern const char *ret_cond_branch (rtx x
, int len
, int reverse
);
60 extern const char *avr_out_movpsi (rtx
, rtx
*, int*);
62 extern const char *ashlqi3_out (rtx insn
, rtx operands
[], int *len
);
63 extern const char *ashlhi3_out (rtx insn
, rtx operands
[], int *len
);
64 extern const char *ashlsi3_out (rtx insn
, rtx operands
[], int *len
);
66 extern const char *ashrqi3_out (rtx insn
, rtx operands
[], int *len
);
67 extern const char *ashrhi3_out (rtx insn
, rtx operands
[], int *len
);
68 extern const char *ashrsi3_out (rtx insn
, rtx operands
[], int *len
);
70 extern const char *lshrqi3_out (rtx insn
, rtx operands
[], int *len
);
71 extern const char *lshrhi3_out (rtx insn
, rtx operands
[], int *len
);
72 extern const char *lshrsi3_out (rtx insn
, rtx operands
[], int *len
);
74 extern const char *avr_out_ashlpsi3 (rtx
, rtx
*, int*);
75 extern const char *avr_out_ashrpsi3 (rtx
, rtx
*, int*);
76 extern const char *avr_out_lshrpsi3 (rtx
, rtx
*, int*);
78 extern bool avr_rotate_bytes (rtx operands
[]);
80 extern const char* avr_out_fract (rtx
, rtx
[], bool, int*);
81 extern rtx
avr_to_int_mode (rtx
);
83 extern void expand_prologue (void);
84 extern void 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_elt (FILE *stream
, int value
);
90 extern const char *avr_out_sbxx_branch (rtx 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
);
93 extern const char* avr_out_addto_sp (rtx
*, int*);
94 extern const char* avr_out_xload (rtx
, rtx
*, int*);
95 extern const char* avr_out_movmem (rtx
, rtx
*, int*);
96 extern const char* avr_out_insert_bits (rtx
*, int*);
97 extern bool avr_popcount_each_byte (rtx
, int, int);
98 extern bool avr_has_nibble_0xf (rtx
);
100 extern int extra_constraint_Q (rtx x
);
101 extern int adjust_insn_length (rtx insn
, int len
);
102 extern const char* output_reload_inhi (rtx
*, rtx
, int*);
103 extern const char* output_reload_insisf (rtx
*, rtx
, int*);
104 extern const char* avr_out_reload_inpsi (rtx
*, rtx
, int*);
105 extern const char* avr_out_lpm (rtx
, rtx
*, int*);
106 extern void notice_update_cc (rtx body
, rtx insn
);
107 extern int reg_unused_after (rtx insn
, rtx reg
);
108 extern int _reg_unused_after (rtx insn
, rtx reg
);
109 extern int avr_jump_mode (rtx x
, rtx insn
);
110 extern int test_hard_reg_class (enum reg_class rclass
, rtx x
);
111 extern int jump_over_one_insn_p (rtx insn
, rtx dest
);
113 extern int avr_hard_regno_mode_ok (int regno
, enum machine_mode mode
);
114 extern void final_prescan_insn (rtx insn
, rtx
*operand
, int num_operands
);
115 extern int avr_simplify_comparison_p (enum machine_mode mode
,
117 extern RTX_CODE
avr_normalize_condition (RTX_CODE condition
);
118 extern void out_shift_with_cnt (const char *templ
, rtx insn
,
119 rtx operands
[], int *len
, int t_len
);
120 extern enum reg_class
avr_mode_code_base_reg_class (enum machine_mode
, addr_space_t
, RTX_CODE
, RTX_CODE
);
121 extern bool avr_regno_mode_code_ok_for_base_p (int, enum machine_mode
, addr_space_t
, RTX_CODE
, RTX_CODE
);
122 extern rtx
avr_incoming_return_addr_rtx (void);
123 extern rtx
avr_legitimize_reload_address (rtx
*, enum machine_mode
, int, int, int, int, rtx (*)(rtx
,int));
124 extern bool avr_mem_flash_p (rtx
);
125 extern bool avr_mem_memx_p (rtx
);
126 extern bool avr_load_libgcc_p (rtx
);
127 extern bool avr_xload_libgcc_p (enum machine_mode
);
129 extern rtx lpm_reg_rtx
;
130 extern rtx lpm_addr_reg_rtx
;
131 extern rtx tmp_reg_rtx
;
132 extern rtx zero_reg_rtx
;
133 extern rtx all_regs_rtx
[32];
134 extern rtx rampz_rtx
;
136 #endif /* RTX_CODE */
138 #ifdef REAL_VALUE_TYPE
139 extern void asm_output_float (FILE *file
, REAL_VALUE_TYPE n
);
142 extern bool avr_have_dimode
;
146 #define avr_edump (avr_log_set_caller_e (__FUNCTION__))
147 #define avr_fdump (avr_log_set_caller_f (__FUNCTION__))
149 extern int (*avr_log_set_caller_e (const char*))(const char*, ...);
150 extern int (*avr_log_set_caller_f (const char*))(FILE*, const char*, ...);
152 extern void avr_log_set_avr_log (void);
156 unsigned address_cost
:1;
158 unsigned constraints
:1;
159 unsigned legitimate_address_p
:1;
160 unsigned legitimize_address
:1;
161 unsigned legitimize_reload_address
:1;
163 unsigned rtx_costs
:1;
166 extern avr_log_t avr_log
;