gcc/config/avr/avr-protos.h

   1 /* Prototypes for exported functions defined in avr.c
   2
   3    Copyright (C) 2000, 2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010,
   4    2011
   5    Free Software Foundation, Inc.
   6    Contributed by Denis Chertykov (chertykov@gmail.com)
   7
   8    This file is part of GCC.
   9
  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)
  13    any later version.
  14
  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.
  19
  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/>.  */
  23
  24
  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 avr_asm_declare_function_name (FILE *, const char *, tree);
  30 extern void order_regs_for_local_alloc (void);
  31 extern int avr_initial_elimination_offset (int from, int to);
  32 extern int avr_simple_epilogue (void);
  33 extern int avr_hard_regno_rename_ok (unsigned int, unsigned int);
  34 extern rtx avr_return_addr_rtx (int count, rtx tem);
  35
  36 #ifdef TREE_CODE
  37 extern void avr_asm_output_aligned_decl_common (FILE*, const_tree, const char*, unsigned HOST_WIDE_INT, unsigned int, bool);
  38 extern void asm_output_external (FILE *file, tree decl, char *name);
  39 extern int avr_progmem_p (tree decl, tree attributes);
  40
  41 #ifdef RTX_CODE /* inside TREE_CODE */
  42 extern void init_cumulative_args (CUMULATIVE_ARGS *cum, tree fntype,
  43                                   rtx libname, tree fndecl);
  44 #endif /* RTX_CODE inside TREE_CODE */
  45
  46 #endif /* TREE_CODE */
  47
  48 #ifdef RTX_CODE
  49 extern void asm_output_external_libcall (FILE *file, rtx symref);
  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 *out_movqi_r_mr (rtx insn, rtx op[], int *l);
  53 extern const char *out_movqi_mr_r (rtx insn, rtx op[], int *l);
  54 extern const char *out_movhi_r_mr (rtx insn, rtx op[], int *l);
  55 extern const char *out_movhi_mr_r (rtx insn, rtx op[], int *l);
  56 extern const char *out_movsi_r_mr (rtx insn, rtx op[], int *l);
  57 extern const char *out_movsi_mr_r (rtx insn, rtx op[], int *l);
  58 extern const char *output_movsisf (rtx insn, rtx operands[], int *l);
  59 extern const char *avr_out_tstsi (rtx, rtx*, int*);
  60 extern const char *avr_out_tsthi (rtx, rtx*, int*);
  61 extern const char *avr_out_compare (rtx, rtx*, int*);
  62 extern const char *ret_cond_branch (rtx x, int len, int reverse);
  63
  64 extern const char *ashlqi3_out (rtx insn, rtx operands[], int *len);
  65 extern const char *ashlhi3_out (rtx insn, rtx operands[], int *len);
  66 extern const char *ashlsi3_out (rtx insn, rtx operands[], int *len);
  67
  68 extern const char *ashrqi3_out (rtx insn, rtx operands[], int *len);
  69 extern const char *ashrhi3_out (rtx insn, rtx operands[], int *len);
  70 extern const char *ashrsi3_out (rtx insn, rtx operands[], int *len);
  71
  72 extern const char *lshrqi3_out (rtx insn, rtx operands[], int *len);
  73 extern const char *lshrhi3_out (rtx insn, rtx operands[], int *len);
  74 extern const char *lshrsi3_out (rtx insn, rtx operands[], int *len);
  75 extern bool avr_rotate_bytes (rtx operands[]);
  76
  77 extern void expand_prologue (void);
  78 extern void expand_epilogue (bool);
  79 extern int avr_epilogue_uses (int regno);
  80
  81 extern void avr_output_bld (rtx operands[], int bit_nr);
  82 extern void avr_output_addr_vec_elt (FILE *stream, int value);
  83 extern const char *avr_out_sbxx_branch (rtx insn, rtx operands[]);
  84 extern const char* avr_out_bitop (rtx, rtx*, int*);
  85 extern const char* avr_out_plus (rtx*, int*);
  86 extern bool avr_popcount_each_byte (rtx, int, int);
  87
  88 extern int extra_constraint_Q (rtx x);
  89 extern int adjust_insn_length (rtx insn, int len);
  90 extern const char* output_reload_inhi (rtx*, rtx, int*);
  91 extern const char* output_reload_insisf (rtx*, rtx, int*);
  92 extern void notice_update_cc (rtx body, rtx insn);
  93 extern void print_operand (FILE *file, rtx x, int code);
  94 extern void print_operand_address (FILE *file, rtx addr);
  95 extern int reg_unused_after (rtx insn, rtx reg);
  96 extern int _reg_unused_after (rtx insn, rtx reg);
  97 extern int avr_jump_mode (rtx x, rtx insn);
  98 extern int test_hard_reg_class (enum reg_class rclass, rtx x);
  99 extern int jump_over_one_insn_p (rtx insn, rtx dest);
 100
 101 extern int avr_hard_regno_mode_ok (int regno, enum machine_mode mode);
 102 extern void final_prescan_insn (rtx insn, rtx *operand, int num_operands);
 103 extern int avr_simplify_comparison_p (enum machine_mode mode,
 104                                       RTX_CODE op, rtx x);
 105 extern RTX_CODE avr_normalize_condition (RTX_CODE condition);
 106 extern void out_shift_with_cnt (const char *templ, rtx insn,
 107                                 rtx operands[], int *len, int t_len);
 108 extern rtx avr_incoming_return_addr_rtx (void);
 109 #endif /* RTX_CODE */
 110
 111 #ifdef REAL_VALUE_TYPE
 112 extern void asm_output_float (FILE *file, REAL_VALUE_TYPE n);
 113 #endif
 114
 115 /* From avr-log.c */
 116
 117 #define avr_edump (avr_log_set_caller_e (__FUNCTION__))
 118 #define avr_fdump (avr_log_set_caller_f (__FUNCTION__))
 119
 120 extern int (*avr_log_set_caller_e (const char*))(const char*, ...);
 121 extern int (*avr_log_set_caller_f (const char*))(FILE*, const char*, ...);
 122
 123 extern void avr_log_set_avr_log (void);
 124
 125 typedef struct
 126 {
 127   unsigned rtx_costs :1;
 128   unsigned legitimate_address_p :1;
 129   unsigned legitimize_address :1;
 130   unsigned legitimize_reload_address :1;
 131   unsigned constraints :1;
 132   unsigned address_cost :1;
 133 } avr_log_t;
 134
 135 extern avr_log_t avr_log;