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/* Prototypes for exported functions defined in avr.c
Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
Contributed by Denis Chertykov (denisc@overta.ru)
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
extern int function_arg_regno_p PARAMS ((int r));
extern void asm_file_start PARAMS ((FILE *file));
extern void asm_file_end PARAMS ((FILE *file));
extern void avr_init_once PARAMS ((void));
extern void avr_override_options PARAMS ((void));
extern void avr_optimization_options PARAMS ((int level, int size));
extern char * avr_change_section PARAMS ((char *sect_name));
extern int avr_ret_register PARAMS ((void));
extern enum reg_class class_likely_spilled_p PARAMS ((int c));
extern enum reg_class avr_regno_reg_class PARAMS ((int r));
extern enum reg_class avr_reg_class_from_letter PARAMS ((int c));
extern int frame_pointer_required_p PARAMS ((void));
extern void asm_globalize_label PARAMS ((FILE *file, const char *name));
extern void order_regs_for_local_alloc PARAMS ((void));
extern int initial_elimination_offset PARAMS ((int from, int to));
extern int avr_simple_epilogue PARAMS ((void));
extern void progmem_section PARAMS ((void));
extern int mask_one_bit_p PARAMS ((HOST_WIDE_INT mask));
extern void gas_output_limited_string PARAMS ((FILE *file, const char *str));
extern void gas_output_ascii PARAMS ((FILE *file, const char *str,
size_t length));
#ifdef TREE_CODE
extern void asm_output_external PARAMS ((FILE *file, tree decl,
char *name));
extern int avr_progmem_p PARAMS ((tree decl));
#ifdef RTX_CODE /* inside TREE_CODE */
extern rtx avr_function_value PARAMS ((tree type, tree func));
extern void init_cumulative_args PARAMS ((CUMULATIVE_ARGS *cum,
tree fntype, rtx libname,
int indirect));
extern rtx function_arg PARAMS ((CUMULATIVE_ARGS *cum,
enum machine_mode mode,
tree type, int named));
#endif /* RTX_CODE inside TREE_CODE */
#ifdef HAVE_MACHINE_MODES /* inside TREE_CODE */
extern void function_arg_advance PARAMS ((CUMULATIVE_ARGS *cum,
enum machine_mode mode, tree type,
int named));
#endif /* HAVE_MACHINE_MODES inside TREE_CODE*/
#endif /* TREE_CODE */
#ifdef RTX_CODE
extern void asm_output_external_libcall PARAMS ((FILE *file, rtx symref));
extern int legitimate_address_p PARAMS ((enum machine_mode mode, rtx x,
int strict));
extern void machine_dependent_reorg PARAMS ((rtx first_insn));
extern int compare_diff_p PARAMS ((rtx insn));
extern const char * output_movqi PARAMS ((rtx insn, rtx operands[], int *l));
extern const char * output_movhi PARAMS ((rtx insn, rtx operands[], int *l));
extern const char * out_movqi_r_mr PARAMS ((rtx insn, rtx op[], int *l));
extern const char * out_movqi_mr_r PARAMS ((rtx insn, rtx op[], int *l));
extern const char * out_movhi_r_mr PARAMS ((rtx insn, rtx op[], int *l));
extern const char * out_movhi_mr_r PARAMS ((rtx insn, rtx op[], int *l));
extern const char * out_movsi_r_mr PARAMS ((rtx insn, rtx op[], int *l));
extern const char * out_movsi_mr_r PARAMS ((rtx insn, rtx op[], int *l));
extern const char * output_movsisf PARAMS ((rtx insn, rtx operands[], int *l));
extern const char * out_tstsi PARAMS ((rtx insn, int *l));
extern const char * out_tsthi PARAMS ((rtx insn, int *l));
extern const char * ret_cond_branch PARAMS ((rtx x, int len, int reverse));
extern const char * ashlqi3_out PARAMS ((rtx insn, rtx operands[], int *len));
extern const char * ashlhi3_out PARAMS ((rtx insn, rtx operands[], int *len));
extern const char * ashlsi3_out PARAMS ((rtx insn, rtx operands[], int *len));
extern const char * ashrqi3_out PARAMS ((rtx insn, rtx operands[], int *len));
extern const char * ashrhi3_out PARAMS ((rtx insn, rtx operands[], int *len));
extern const char * ashrsi3_out PARAMS ((rtx insn, rtx operands[], int *len));
extern const char * lshrqi3_out PARAMS ((rtx insn, rtx operands[], int *len));
extern const char * lshrhi3_out PARAMS ((rtx insn, rtx operands[], int *len));
extern const char * lshrsi3_out PARAMS ((rtx insn, rtx operands[], int *len));
extern void avr_output_bld PARAMS ((rtx operands[], int bit_nr));
extern void avr_output_addr_vec_elt PARAMS ((FILE *stream, int value));
extern const char *avr_out_sbxx_branch PARAMS ((rtx insn, rtx operands[]));
extern enum reg_class preferred_reload_class PARAMS ((rtx x,
enum reg_class class));
extern int avr_address_cost PARAMS ((rtx x));
extern int extra_constraint PARAMS ((rtx x, int c));
extern rtx legitimize_address PARAMS ((rtx x, rtx oldx,
enum machine_mode mode));
extern int adjust_insn_length PARAMS ((rtx insn, int len));
extern rtx avr_libcall_value PARAMS ((enum machine_mode mode));
extern const char * output_reload_inhi PARAMS ((rtx insn, rtx *operands,
int *len));
extern const char * output_reload_insisf PARAMS ((rtx insn, rtx *operands,
int *len));
extern int default_rtx_costs PARAMS ((rtx X, RTX_CODE code,
RTX_CODE outer_code));
extern enum reg_class secondary_input_reload_class PARAMS ((enum reg_class,
enum machine_mode,
rtx));
extern void notice_update_cc PARAMS ((rtx body, rtx insn));
extern void print_operand PARAMS ((FILE *file, rtx x, int code));
extern void print_operand_address PARAMS ((FILE *file, rtx addr));
extern int reg_unused_after PARAMS ((rtx insn, rtx reg));
extern int _reg_unused_after PARAMS ((rtx insn, rtx reg));
extern int avr_jump_mode PARAMS ((rtx x, rtx insn));
extern int byte_immediate_operand PARAMS ((register rtx op,
enum machine_mode mode));
extern int test_hard_reg_class PARAMS ((enum reg_class class, rtx x));
extern int jump_over_one_insn_p PARAMS ((rtx insn, rtx dest));
extern int avr_hard_regno_mode_ok PARAMS ((int regno,
enum machine_mode mode));
extern int call_insn_operand PARAMS ((rtx op, enum machine_mode mode));
extern void final_prescan_insn PARAMS ((rtx insn, rtx *operand,
int num_operands));
extern int avr_simplify_comparision_p PARAMS ((enum machine_mode mode,
RTX_CODE operator, rtx x));
extern RTX_CODE avr_normalize_condition PARAMS ((RTX_CODE condition));
extern int compare_eq_p PARAMS ((rtx insn));
extern void out_shift_with_cnt PARAMS ((const char *template, rtx insn,
rtx operands[], int *len,
int t_len));
extern int avr_io_address_p PARAMS ((rtx x, int size));
extern int const_int_pow2_p PARAMS ((rtx x));
extern int avr_peep2_scratch_safe PARAMS ((rtx reg_rtx));
#endif /* RTX_CODE */
#ifdef HAVE_MACHINE_MODES
extern int class_max_nregs PARAMS ((enum reg_class class,
enum machine_mode mode));
#endif /* HAVE_MACHINE_MODES */
#ifdef REAL_VALUE_TYPE
extern void asm_output_float PARAMS ((FILE *file, REAL_VALUE_TYPE n));
#endif
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