1 /* Prototypes for exported functions defined in avr.c
3 Copyright (C) 2000, 2001 Free Software Foundation, Inc.
4 Contributed by Denis Chertykov (denisc@overta.ru)
6 This file is part of GNU CC.
8 GNU CC 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 2, or (at your option)
13 GNU CC 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 GNU CC; see the file COPYING. If not, write to
20 the Free Software Foundation, 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, USA. */
24 extern int function_arg_regno_p PARAMS ((int r));
25 extern void asm_file_start PARAMS ((FILE *file));
26 extern void asm_file_end PARAMS ((FILE *file));
27 extern void avr_init_once PARAMS ((void));
28 extern void avr_override_options PARAMS ((void));
29 extern char * avr_change_section PARAMS ((char *sect_name));
30 extern int avr_ret_register PARAMS ((void));
31 extern enum reg_class class_likely_spilled_p PARAMS ((int c));
32 extern enum reg_class avr_regno_reg_class PARAMS ((int r));
33 extern enum reg_class avr_reg_class_from_letter PARAMS ((int c));
34 extern int frame_pointer_required_p PARAMS ((void));
35 extern void asm_globalize_label PARAMS ((FILE *file, const char *name));
36 extern void order_regs_for_local_alloc PARAMS ((void));
37 extern int initial_elimination_offset PARAMS ((int from, int to));
38 extern void function_prologue PARAMS ((FILE *file, int size));
39 extern void function_epilogue PARAMS ((FILE *file, int size));
40 extern void progmem_section PARAMS ((void));
41 extern int mask_one_bit_p PARAMS ((HOST_WIDE_INT mask));
42 extern void gas_output_limited_string PARAMS ((FILE *file, const char *str));
43 extern void gas_output_ascii PARAMS ((FILE *file, const char *str,
46 extern void asm_output_external PARAMS ((FILE *file, tree decl,
48 extern void unique_section PARAMS ((tree decl, int reloc));
49 extern void encode_section_info PARAMS ((tree decl));
50 extern void asm_output_section_name PARAMS ((FILE *file, tree decl,
53 extern int avr_progmem_p PARAMS ((tree decl));
56 #ifdef RTX_CODE /* inside TREE_CODE */
57 extern rtx avr_function_value PARAMS ((tree type, tree func));
58 extern void init_cumulative_args PARAMS ((CUMULATIVE_ARGS *cum,
59 tree fntype, rtx libname,
61 extern rtx function_arg PARAMS ((CUMULATIVE_ARGS *cum,
62 enum machine_mode mode,
63 tree type, int named));
66 #endif /* RTX_CODE inside TREE_CODE */
68 #ifdef HAVE_MACHINE_MODES /* inside TREE_CODE */
69 extern void function_arg_advance PARAMS ((CUMULATIVE_ARGS *cum,
70 enum machine_mode mode, tree type,
72 #endif /* HAVE_MACHINE_MODES inside TREE_CODE*/
73 #endif /* TREE_CODE */
76 extern void asm_output_external_libcall PARAMS ((FILE *file, rtx symref));
77 extern int legitimate_address_p PARAMS ((enum machine_mode mode, rtx x,
79 extern void machine_dependent_reorg PARAMS ((rtx first_insn));
80 extern int compare_diff_p PARAMS ((rtx insn));
81 extern const char * output_movqi PARAMS ((rtx insn, rtx operands[], int *l));
82 extern const char * output_movhi PARAMS ((rtx insn, rtx operands[], int *l));
83 extern const char * out_movqi_r_mr PARAMS ((rtx insn, rtx op[], int *l));
84 extern const char * out_movqi_mr_r PARAMS ((rtx insn, rtx op[], int *l));
85 extern const char * out_movhi_r_mr PARAMS ((rtx insn, rtx op[], int *l));
86 extern const char * out_movhi_mr_r PARAMS ((rtx insn, rtx op[], int *l));
87 extern const char * out_movsi_r_mr PARAMS ((rtx insn, rtx op[], int *l));
88 extern const char * out_movsi_mr_r PARAMS ((rtx insn, rtx op[], int *l));
89 extern const char * output_movsisf PARAMS ((rtx insn, rtx operands[], int *l));
90 extern const char * out_tstsi PARAMS ((rtx insn, int *l));
91 extern const char * out_tsthi PARAMS ((rtx insn, int *l));
92 extern const char * ret_cond_branch PARAMS ((rtx x, int len, int reverse));
94 extern const char * ashlqi3_out PARAMS ((rtx insn, rtx operands[], int *len));
95 extern const char * ashlhi3_out PARAMS ((rtx insn, rtx operands[], int *len));
96 extern const char * ashlsi3_out PARAMS ((rtx insn, rtx operands[], int *len));
98 extern const char * ashrqi3_out PARAMS ((rtx insn, rtx operands[], int *len));
99 extern const char * ashrhi3_out PARAMS ((rtx insn, rtx operands[], int *len));
100 extern const char * ashrsi3_out PARAMS ((rtx insn, rtx operands[], int *len));
102 extern const char * lshrqi3_out PARAMS ((rtx insn, rtx operands[], int *len));
103 extern const char * lshrhi3_out PARAMS ((rtx insn, rtx operands[], int *len));
104 extern const char * lshrsi3_out PARAMS ((rtx insn, rtx operands[], int *len));
106 extern void avr_output_bld PARAMS ((rtx operands[], int bit_nr));
107 extern void avr_output_addr_vec_elt PARAMS ((FILE *stream, int value));
109 extern enum reg_class preferred_reload_class PARAMS ((rtx x,
110 enum reg_class class));
111 extern int avr_address_cost PARAMS ((rtx x));
112 extern int extra_constraint PARAMS ((rtx x, int c));
113 extern rtx legitimize_address PARAMS ((rtx x, rtx oldx,
114 enum machine_mode mode));
115 extern int adjust_insn_length PARAMS ((rtx insn, int len));
116 extern rtx avr_libcall_value PARAMS ((enum machine_mode mode));
117 extern const char * output_reload_inhi PARAMS ((rtx insn, rtx *operands,
119 extern const char * output_reload_insisf PARAMS ((rtx insn, rtx *operands,
121 extern int default_rtx_costs PARAMS ((rtx X, RTX_CODE code,
122 RTX_CODE outer_code));
123 extern void asm_output_char PARAMS ((FILE *file, rtx value));
124 extern void asm_output_short PARAMS ((FILE *file, rtx value));
125 extern void asm_output_byte PARAMS ((FILE *file, int value));
126 extern enum reg_class secondary_input_reload_class PARAMS ((enum reg_class,
129 extern void notice_update_cc PARAMS ((rtx body, rtx insn));
130 extern void print_operand PARAMS ((FILE *file, rtx x, int code));
131 extern void print_operand_address PARAMS ((FILE *file, rtx addr));
132 extern int reg_unused_after PARAMS ((rtx insn, rtx reg));
133 extern int _reg_unused_after PARAMS ((rtx insn, rtx reg));
134 extern int avr_jump_mode PARAMS ((rtx x, rtx insn));
135 extern int byte_immediate_operand PARAMS ((register rtx op,
136 enum machine_mode mode));
137 extern int test_hard_reg_class PARAMS ((enum reg_class class, rtx x));
138 extern int jump_over_one_insn_p PARAMS ((rtx insn, rtx dest));
140 extern int avr_hard_regno_mode_ok PARAMS ((int regno,
141 enum machine_mode mode));
142 extern int call_insn_operand PARAMS ((rtx op, enum machine_mode mode));
143 extern void final_prescan_insn PARAMS ((rtx insn, rtx *operand,
145 extern int avr_simplify_comparision_p PARAMS ((enum machine_mode mode,
146 RTX_CODE operator, rtx x));
147 extern RTX_CODE avr_normalize_condition PARAMS ((RTX_CODE condition));
148 extern int compare_eq_p PARAMS ((rtx insn));
149 extern void out_shift_with_cnt PARAMS ((const char *template, rtx insn,
150 rtx operands[], int *len,
152 extern int const_int_pow2_p PARAMS ((rtx x));
153 extern int avr_peep2_scratch_safe PARAMS ((rtx reg_rtx));
154 #endif /* RTX_CODE */
156 #ifdef HAVE_MACHINE_MODES
157 extern int class_max_nregs PARAMS ((enum reg_class class,
158 enum machine_mode mode));
159 #endif /* HAVE_MACHINE_MODES */
161 #ifdef REAL_VALUE_TYPE
163 extern void asm_output_float PARAMS ((FILE *file, REAL_VALUE_TYPE n));