| /* Definitions of target machine for GNU compiler. AT&T DSP1600. |
| Copyright (C) 2000 Free Software Foundation, Inc. |
| Contributed by Michael Collison (collison@world.std.com). |
| |
| 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 2, 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 COPYING. If not, write to |
| the Free Software Foundation, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #ifdef RTX_CODE |
| extern struct rtx_def *gen_compare_reg (enum rtx_code, rtx, rtx); |
| extern int call_address_operand (rtx, enum machine_mode); |
| extern int arith_reg_operand (rtx, enum machine_mode); |
| extern int symbolic_address_operand (rtx, enum machine_mode); |
| extern int Y_address_operand (rtx, enum machine_mode); |
| extern int sp_operand (rtx, enum machine_mode); |
| extern int sp_operand2 (rtx, enum machine_mode); |
| extern int nonmemory_arith_operand (rtx, enum machine_mode); |
| extern int dsp16xx_comparison_operator (rtx, enum machine_mode); |
| extern int unx_comparison_operator (rtx, enum machine_mode); |
| extern int signed_comparison_operator (rtx, enum machine_mode); |
| |
| extern void notice_update_cc (rtx); |
| extern void double_reg_from_memory (rtx[]); |
| extern void double_reg_to_memory (rtx[]); |
| extern enum rtx_code next_cc_user_code (rtx); |
| extern int next_cc_user_unsigned (rtx); |
| extern struct rtx_def *gen_tst_reg (rtx); |
| extern const char *output_block_move (rtx[]); |
| extern enum reg_class preferred_reload_class (rtx, enum reg_class); |
| extern enum reg_class secondary_reload_class (enum reg_class, |
| enum machine_mode, rtx); |
| extern int emit_move_sequence (rtx *, enum machine_mode); |
| extern void print_operand (FILE *, rtx, int); |
| extern void print_operand_address (FILE *, rtx); |
| extern void output_dsp16xx_float_const (rtx *); |
| extern void emit_1600_core_shift (enum rtx_code, rtx *, int); |
| extern int symbolic_address_p (rtx); |
| extern int uns_comparison_operator (rtx, enum machine_mode); |
| #endif /* RTX_CODE */ |
| |
| |
| #ifdef TREE_CODE |
| extern struct rtx_def *dsp16xx_function_arg (CUMULATIVE_ARGS, |
| enum machine_mode, |
| tree, int); |
| extern void dsp16xx_function_arg_advance (CUMULATIVE_ARGS *, |
| enum machine_mode, |
| tree, int); |
| #endif /* TREE_CODE */ |
| |
| extern void dsp16xx_invalid_register_for_compare (void); |
| extern int class_max_nregs (enum reg_class, enum machine_mode); |
| extern enum reg_class limit_reload_class (enum reg_class, enum machine_mode); |
| extern int dsp16xx_register_move_cost (enum reg_class, enum reg_class); |
| extern int dsp16xx_makes_calls (void); |
| extern long compute_frame_size (int); |
| extern int dsp16xx_call_saved_register (int); |
| extern int dsp16xx_call_saved_register (int); |
| extern void init_emulation_routines (void); |
| extern int ybase_regs_ever_used (void); |
| extern void override_options (void); |
| extern int dsp16xx_starting_frame_offset (void); |
| extern int initial_frame_pointer_offset (void); |
| extern void asm_output_common (FILE *, const char *, int, int); |
| extern void asm_output_local (FILE *, const char *, int, int); |
| extern void asm_output_float (FILE *, double); |
| extern bool dsp16xx_compare_gen; |
| extern int hard_regno_mode_ok (int, enum machine_mode); |
| extern enum reg_class dsp16xx_reg_class_from_letter (int); |
| extern int regno_reg_class (int); |
| extern void function_prologue (FILE *, int); |
| extern void function_epilogue (FILE *, int); |
| extern int num_1600_core_shifts (int); |