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/* Definitions of target machine for GNU compiler, for the pdp-11

   Copyright (C) 2000, 2003, 2004, 2007, 2009, 2010

   Free Software Foundation, Inc.

   Contributed by Michael K. Gschwind (mike@vlsivie.tuwien.ac.at).

This file is part of GCC.

GCC 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 3, or (at your option)

any later version.

GCC 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 GCC; see the file COPYING3.  If not see

<http://www.gnu.org/licenses/>.  */

/* declarations */

#ifdef RTX_CODE

extern int simple_memory_operand (rtx, enum machine_mode);

extern int legitimate_const_double_p (rtx);

extern void notice_update_cc_on_set (rtx, rtx);

extern void output_addr_const_pdp11 (FILE *, rtx);

extern const char *output_move_multiple (rtx *);

extern const char *output_block_move (rtx *);

extern const char *output_jump (enum rtx_code, int, int);

extern void print_operand_address (FILE *, rtx);

extern bool pdp11_cannot_change_mode_class (enum machine_mode,

                                            enum machine_mode, enum reg_class);

extern bool pdp11_secondary_memory_needed (reg_class_t, reg_class_t,

                                           enum machine_mode);

typedef enum { no_action, dec_before, inc_after } pdp11_action;

typedef enum { little, either, big } pdp11_partorder;

extern bool pdp11_expand_operands (rtx *, rtx [][2], int,

                                   pdp11_action *, pdp11_partorder);

extern int pdp11_sp_frame_offset (void);

extern int pdp11_initial_elimination_offset (int, int);

extern enum reg_class pdp11_regno_reg_class (int);

#endif /* RTX_CODE */

extern void output_ascii (FILE *, const char *, int);

extern void pdp11_asm_output_var (FILE *, const char *, int, int, bool);

extern void pdp11_expand_prologue (void);

extern void pdp11_expand_epilogue (void);