gcc/config/dsp16xx/dsp16xx-protos.h

   1 /* Definitions of target machine for GNU compiler.  AT&T DSP1600.
   2    Copyright (C) 2000 Free Software Foundation, Inc.
   3    Contributed by Michael Collison (collison@world.std.com).
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22 #ifdef RTX_CODE
  23 extern struct rtx_def *gen_compare_reg (enum rtx_code, rtx, rtx);
  24 extern int call_address_operand (rtx, enum machine_mode);
  25 extern int arith_reg_operand (rtx, enum machine_mode);
  26 extern int symbolic_address_operand (rtx, enum machine_mode);
  27 extern int Y_address_operand (rtx, enum machine_mode);
  28 extern int sp_operand (rtx, enum machine_mode);
  29 extern int sp_operand2 (rtx, enum machine_mode);
  30 extern int nonmemory_arith_operand (rtx, enum machine_mode);
  31 extern int dsp16xx_comparison_operator (rtx, enum machine_mode);
  32 extern int unx_comparison_operator (rtx, enum machine_mode);
  33 extern int signed_comparison_operator (rtx, enum machine_mode);
  34
  35 extern void notice_update_cc (rtx);
  36 extern void double_reg_from_memory (rtx[]);
  37 extern void double_reg_to_memory (rtx[]);
  38 extern enum rtx_code next_cc_user_code (rtx);
  39 extern int next_cc_user_unsigned (rtx);
  40 extern struct rtx_def *gen_tst_reg (rtx);
  41 extern const char *output_block_move (rtx[]);
  42 extern enum reg_class preferred_reload_class (rtx, enum reg_class);
  43 extern enum reg_class secondary_reload_class (enum reg_class,
  44                                               enum machine_mode, rtx);
  45 extern int emit_move_sequence (rtx *, enum machine_mode);
  46 extern void print_operand (FILE *, rtx, int);
  47 extern void print_operand_address (FILE *, rtx);
  48 extern void output_dsp16xx_float_const (rtx *);
  49 extern void emit_1600_core_shift (enum rtx_code, rtx *, int);
  50 extern int symbolic_address_p (rtx);
  51 extern int uns_comparison_operator (rtx, enum machine_mode);
  52 #endif /* RTX_CODE */
  53
  54
  55 #ifdef TREE_CODE
  56 extern struct rtx_def *dsp16xx_function_arg (CUMULATIVE_ARGS,
  57                                              enum machine_mode,
  58                                              tree, int);
  59 extern void dsp16xx_function_arg_advance (CUMULATIVE_ARGS *,
  60                                           enum machine_mode,
  61                                           tree, int);
  62 #endif /* TREE_CODE */
  63
  64 extern void dsp16xx_invalid_register_for_compare (void);
  65 extern int class_max_nregs (enum reg_class, enum machine_mode);
  66 extern enum reg_class limit_reload_class (enum reg_class, enum machine_mode);
  67 extern int dsp16xx_register_move_cost (enum reg_class, enum reg_class);
  68 extern int dsp16xx_makes_calls (void);
  69 extern long compute_frame_size (int);
  70 extern int dsp16xx_call_saved_register (int);
  71 extern int dsp16xx_call_saved_register (int);
  72 extern void init_emulation_routines (void);
  73 extern int ybase_regs_ever_used (void);
  74 extern void override_options (void);
  75 extern int dsp16xx_starting_frame_offset (void);
  76 extern int initial_frame_pointer_offset (void);
  77 extern void asm_output_common (FILE *, const char *, int, int);
  78 extern void asm_output_local (FILE *, const char *, int, int);
  79 extern void asm_output_float (FILE *, double);
  80 extern bool dsp16xx_compare_gen;
  81 extern int hard_regno_mode_ok (int, enum machine_mode);
  82 extern enum reg_class dsp16xx_reg_class_from_letter (int);
  83 extern int regno_reg_class (int);
  84 extern void function_prologue (FILE *, int);
  85 extern void function_epilogue (FILE *, int);
  86 extern int num_1600_core_shifts (int);