1 /* Prototypes for exported functions defined in avr.c
3 Copyright (C) 2000, 2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009
4 Free Software Foundation, Inc.
5 Contributed by Denis Chertykov (chertykov@gmail.com)
7 This file is part of GCC.
9 GCC is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3, or (at your option)
14 GCC is distributed in the hope that it will be useful,
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.
19 You should have received a copy of the GNU General Public License
20 along with GCC; see the file COPYING3. If not see
21 <http://www.gnu.org/licenses/>. */
24 extern int function_arg_regno_p (int r
);
25 extern void avr_init_once (void);
26 extern void avr_override_options (void);
27 extern void avr_cpu_cpp_builtins (struct cpp_reader
* pfile
);
28 extern void avr_optimization_options (int level
, int size
);
29 extern char *avr_change_section (char *sect_name
);
30 extern int avr_ret_register (void);
31 extern bool class_likely_spilled_p (int c
);
32 extern enum reg_class
avr_regno_reg_class (int r
);
33 extern enum reg_class
avr_reg_class_from_letter (int c
);
34 extern void asm_globalize_label (FILE *file
, const char *name
);
35 extern void avr_asm_declare_function_name (FILE *, const char *, tree
);
36 extern void order_regs_for_local_alloc (void);
37 extern bool avr_can_eliminate (int, int);
38 extern int avr_initial_elimination_offset (int from
, int to
);
39 extern int avr_simple_epilogue (void);
40 extern void gas_output_limited_string (FILE *file
, const char *str
);
41 extern void gas_output_ascii (FILE *file
, const char *str
, size_t length
);
42 extern int avr_hard_regno_rename_ok (unsigned int, unsigned int);
45 extern void asm_output_external (FILE *file
, tree decl
, char *name
);
46 extern int avr_progmem_p (tree decl
, tree attributes
);
48 #ifdef RTX_CODE /* inside TREE_CODE */
49 extern void init_cumulative_args (CUMULATIVE_ARGS
*cum
, tree fntype
,
50 rtx libname
, tree fndecl
);
51 extern rtx
function_arg (CUMULATIVE_ARGS
*cum
, enum machine_mode mode
,
52 tree type
, int named
);
53 #endif /* RTX_CODE inside TREE_CODE */
55 #ifdef HAVE_MACHINE_MODES /* inside TREE_CODE */
56 extern void function_arg_advance (CUMULATIVE_ARGS
*cum
,
57 enum machine_mode mode
, tree type
,
59 #endif /* HAVE_MACHINE_MODES inside TREE_CODE*/
60 #endif /* TREE_CODE */
63 extern void asm_output_external_libcall (FILE *file
, rtx symref
);
64 extern int compare_diff_p (rtx insn
);
65 extern const char *output_movqi (rtx insn
, rtx operands
[], int *l
);
66 extern const char *output_movhi (rtx insn
, rtx operands
[], int *l
);
67 extern const char *out_movqi_r_mr (rtx insn
, rtx op
[], int *l
);
68 extern const char *out_movqi_mr_r (rtx insn
, rtx op
[], int *l
);
69 extern const char *out_movhi_r_mr (rtx insn
, rtx op
[], int *l
);
70 extern const char *out_movhi_mr_r (rtx insn
, rtx op
[], int *l
);
71 extern const char *out_movsi_r_mr (rtx insn
, rtx op
[], int *l
);
72 extern const char *out_movsi_mr_r (rtx insn
, rtx op
[], int *l
);
73 extern const char *output_movsisf (rtx insn
, rtx operands
[], int *l
);
74 extern const char *out_tstsi (rtx insn
, rtx src
, int *l
);
75 extern const char *out_tsthi (rtx insn
, rtx src
, int *l
);
76 extern const char *ret_cond_branch (rtx x
, int len
, int reverse
);
78 extern const char *ashlqi3_out (rtx insn
, rtx operands
[], int *len
);
79 extern const char *ashlhi3_out (rtx insn
, rtx operands
[], int *len
);
80 extern const char *ashlsi3_out (rtx insn
, rtx operands
[], int *len
);
82 extern const char *ashrqi3_out (rtx insn
, rtx operands
[], int *len
);
83 extern const char *ashrhi3_out (rtx insn
, rtx operands
[], int *len
);
84 extern const char *ashrsi3_out (rtx insn
, rtx operands
[], int *len
);
86 extern const char *lshrqi3_out (rtx insn
, rtx operands
[], int *len
);
87 extern const char *lshrhi3_out (rtx insn
, rtx operands
[], int *len
);
88 extern const char *lshrsi3_out (rtx insn
, rtx operands
[], int *len
);
90 extern void expand_prologue (void);
91 extern void expand_epilogue (void);
92 extern int avr_epilogue_uses (int regno
);
94 extern void avr_output_bld (rtx operands
[], int bit_nr
);
95 extern void avr_output_addr_vec_elt (FILE *stream
, int value
);
96 extern const char *avr_out_sbxx_branch (rtx insn
, rtx operands
[]);
98 extern enum reg_class
preferred_reload_class (rtx x
, enum reg_class rclass
);
99 extern int extra_constraint_Q (rtx x
);
100 extern int adjust_insn_length (rtx insn
, int len
);
101 extern rtx
avr_libcall_value (enum machine_mode mode
);
102 extern const char *output_reload_inhi (rtx insn
, rtx
*operands
, int *len
);
103 extern const char *output_reload_insisf (rtx insn
, rtx
*operands
, int *len
);
104 extern enum reg_class
secondary_input_reload_class (enum reg_class
,
107 extern void notice_update_cc (rtx body
, rtx insn
);
108 extern void print_operand (FILE *file
, rtx x
, int code
);
109 extern void print_operand_address (FILE *file
, rtx addr
);
110 extern int reg_unused_after (rtx insn
, rtx reg
);
111 extern int _reg_unused_after (rtx insn
, rtx reg
);
112 extern int avr_jump_mode (rtx x
, rtx insn
);
113 extern int byte_immediate_operand (rtx op
, enum machine_mode mode
);
114 extern int test_hard_reg_class (enum reg_class rclass
, rtx x
);
115 extern int jump_over_one_insn_p (rtx insn
, rtx dest
);
117 extern int avr_hard_regno_mode_ok (int regno
, enum machine_mode mode
);
118 extern void final_prescan_insn (rtx insn
, rtx
*operand
, int num_operands
);
119 extern int avr_simplify_comparison_p (enum machine_mode mode
,
121 extern RTX_CODE
avr_normalize_condition (RTX_CODE condition
);
122 extern int compare_eq_p (rtx insn
);
123 extern void out_shift_with_cnt (const char *templ
, rtx insn
,
124 rtx operands
[], int *len
, int t_len
);
125 #endif /* RTX_CODE */
127 #ifdef HAVE_MACHINE_MODES
128 extern int class_max_nregs (enum reg_class rclass
, enum machine_mode mode
);
129 #endif /* HAVE_MACHINE_MODES */
131 #ifdef REAL_VALUE_TYPE
132 extern void asm_output_float (FILE *file
, REAL_VALUE_TYPE n
);