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 const char *output_movqi (rtx insn, rtx operands[], int *l);
51 extern const char *output_movhi (rtx insn, rtx operands[], int *l);
52 extern const char *output_movsisf (rtx insn, rtx operands[], int *l);
53 extern const char *avr_out_tstsi (rtx, rtx*, int*);
54 extern const char *avr_out_tsthi (rtx, rtx*, int*);
55 extern const char *avr_out_tstpsi (rtx, rtx*, int*);
56 extern const char *avr_out_compare (rtx, rtx*, int*);
57 extern const char *avr_out_compare64 (rtx, rtx*, int*);
58 extern const char *ret_cond_branch (rtx x, int len, int reverse);
59 extern const char *avr_out_movpsi (rtx, rtx*, int*);
61 extern const char *ashlqi3_out (rtx insn, rtx operands[], int *len);
62 extern const char *ashlhi3_out (rtx insn, rtx operands[], int *len);
63 extern const char *ashlsi3_out (rtx insn, rtx operands[], int *len);
65 extern const char *ashrqi3_out (rtx insn, rtx operands[], int *len);
66 extern const char *ashrhi3_out (rtx insn, rtx operands[], int *len);
67 extern const char *ashrsi3_out (rtx insn, rtx operands[], int *len);
69 extern const char *lshrqi3_out (rtx insn, rtx operands[], int *len);
70 extern const char *lshrhi3_out (rtx insn, rtx operands[], int *len);
71 extern const char *lshrsi3_out (rtx insn, rtx operands[], int *len);
73 extern const char *avr_out_ashlpsi3 (rtx, rtx*, int*);
74 extern const char *avr_out_ashrpsi3 (rtx, rtx*, int*);
75 extern const char *avr_out_lshrpsi3 (rtx, rtx*, int*);
77 extern const char* avr_load_lpm (rtx, rtx*, int*);
79 extern bool avr_rotate_bytes (rtx operands[]);
81 extern void expand_prologue (void);
82 extern void expand_epilogue (bool);
83 extern bool avr_emit_movmemhi (rtx*);
84 extern int avr_epilogue_uses (int regno);
85 extern int avr_starting_frame_offset (void);
87 extern void avr_output_addr_vec_elt (FILE *stream, int value);
88 extern const char *avr_out_sbxx_branch (rtx insn, rtx operands[]);
89 extern const char* avr_out_bitop (rtx, rtx*, int*);
90 extern const char* avr_out_plus (rtx*, int*, int*);
91 extern const char* avr_out_plus_noclobber (rtx*, int*, int*);
92 extern const char* avr_out_plus64 (rtx, int*);
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 void notice_update_cc (rtx body, rtx insn);
106 extern int reg_unused_after (rtx insn, rtx reg);
107 extern int _reg_unused_after (rtx insn, rtx reg);
108 extern int avr_jump_mode (rtx x, rtx insn);
109 extern int test_hard_reg_class (enum reg_class rclass, rtx x);
110 extern int jump_over_one_insn_p (rtx insn, rtx dest);
112 extern int avr_hard_regno_mode_ok (int regno, enum machine_mode mode);
113 extern void final_prescan_insn (rtx insn, rtx *operand, int num_operands);
114 extern int avr_simplify_comparison_p (enum machine_mode mode,
116 extern RTX_CODE avr_normalize_condition (RTX_CODE condition);
117 extern void out_shift_with_cnt (const char *templ, rtx insn,
118 rtx operands[], int *len, int t_len);
119 extern enum reg_class avr_mode_code_base_reg_class (enum machine_mode, addr_space_t, RTX_CODE, RTX_CODE);
120 extern bool avr_regno_mode_code_ok_for_base_p (int, enum machine_mode, addr_space_t, RTX_CODE, RTX_CODE);
121 extern rtx avr_incoming_return_addr_rtx (void);
122 extern rtx avr_legitimize_reload_address (rtx*, enum machine_mode, int, int, int, int, rtx (*)(rtx,int));
123 extern bool avr_mem_flash_p (rtx);
124 extern bool avr_mem_memx_p (rtx);
125 extern bool avr_load_libgcc_p (rtx);
126 extern bool avr_xload_libgcc_p (enum machine_mode);
128 extern rtx lpm_reg_rtx;
129 extern rtx lpm_addr_reg_rtx;
130 extern rtx tmp_reg_rtx;
131 extern rtx zero_reg_rtx;
132 extern rtx all_regs_rtx[32];
133 extern rtx rampz_rtx;
135 #endif /* RTX_CODE */
137 #ifdef REAL_VALUE_TYPE
138 extern void asm_output_float (FILE *file, REAL_VALUE_TYPE n);
141 extern bool avr_have_dimode;
145 #define avr_edump (avr_log_set_caller_e (__FUNCTION__))
146 #define avr_fdump (avr_log_set_caller_f (__FUNCTION__))
148 extern int (*avr_log_set_caller_e (const char*))(const char*, ...);
149 extern int (*avr_log_set_caller_f (const char*))(FILE*, const char*, ...);
151 extern void avr_log_set_avr_log (void);
155 unsigned address_cost :1;
157 unsigned constraints :1;
158 unsigned legitimate_address_p :1;
159 unsigned legitimize_address :1;
160 unsigned legitimize_reload_address :1;
162 unsigned rtx_costs :1;
165 extern avr_log_t avr_log;