1 /* Definitions of target machine for GNU compiler, for the pdp-11 2 Copyright (C) 2000-2013 Free Software Foundation, Inc. 3 Contributed by Michael K. Gschwind (mike@vlsivie.tuwien.ac.at). 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 3, 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 COPYING3. If not see 19 <http://www.gnu.org/licenses/>. */ 20 21 /* declarations */ 22 #ifdef RTX_CODE 23 extern int simple_memory_operand (rtx, enum machine_mode); 24 25 extern int legitimate_const_double_p (rtx); 26 extern void notice_update_cc_on_set (rtx, rtx); 27 extern void output_addr_const_pdp11 (FILE *, rtx); 28 extern const char *output_move_multiple (rtx *); 29 extern const char *output_block_move (rtx *); 30 extern const char *output_jump (enum rtx_code, int, int); 31 extern void print_operand_address (FILE *, rtx); 32 extern bool pdp11_cannot_change_mode_class (enum machine_mode, 33 enum machine_mode, enum reg_class); 34 extern bool pdp11_secondary_memory_needed (reg_class_t, reg_class_t, 35 enum machine_mode); 36 typedef enum { no_action, dec_before, inc_after } pdp11_action; 37 typedef enum { little, either, big } pdp11_partorder; 38 extern bool pdp11_expand_operands (rtx *, rtx [][2], int, 39 pdp11_action *, pdp11_partorder); 40 extern int pdp11_sp_frame_offset (void); 41 extern int pdp11_initial_elimination_offset (int, int); 42 extern enum reg_class pdp11_regno_reg_class (int); 43 44 #endif /* RTX_CODE */ 45 46 extern void output_ascii (FILE *, const char *, int); 47 extern void pdp11_asm_output_var (FILE *, const char *, int, int, bool); 48 extern void pdp11_expand_prologue (void); 49 extern void pdp11_expand_epilogue (void); 50