1/* Definitions of target machine for GNU compiler. Sun 68000/68020 version. 2 Copyright (C) 2000-2015 Free Software Foundation, Inc. 3 4This file is part of GCC. 5 6GCC is free software; you can redistribute it and/or modify 7it under the terms of the GNU General Public License as published by 8the Free Software Foundation; either version 3, or (at your option) 9any later version. 10 11GCC is distributed in the hope that it will be useful, 12but WITHOUT ANY WARRANTY; without even the implied warranty of 13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14GNU General Public License for more details. 15 16You should have received a copy of the GNU General Public License 17along with GCC; see the file COPYING3. If not see 18<http://www.gnu.org/licenses/>. */ 19 20/* Define functions defined in aux-output.c and used in templates. */ 21 22#ifdef RTX_CODE 23extern enum m68k_function_kind m68k_get_function_kind (tree); 24extern HOST_WIDE_INT m68k_initial_elimination_offset (int from, int to); 25 26extern void split_di (rtx[], int, rtx[], rtx[]); 27 28extern bool valid_mov3q_const (HOST_WIDE_INT); 29extern const char *output_move_simode (rtx *); 30extern const char *output_move_himode (rtx *); 31extern const char *output_move_qimode (rtx *); 32extern const char *output_move_stricthi (rtx *); 33extern const char *output_move_strictqi (rtx *); 34extern const char *output_move_double (rtx *); 35extern const char *output_move_const_single (rtx *); 36extern const char *output_move_const_double (rtx *); 37extern const char *output_btst (rtx *, rtx, rtx, rtx_insn *, int); 38extern const char *output_scc_di (rtx, rtx, rtx, rtx); 39extern const char *output_addsi3 (rtx *); 40extern const char *output_andsi3 (rtx *); 41extern const char *output_iorsi3 (rtx *); 42extern const char *output_xorsi3 (rtx *); 43extern const char *output_call (rtx); 44extern const char *output_sibcall (rtx); 45extern void output_dbcc_and_branch (rtx *); 46extern int floating_exact_log2 (rtx); 47extern bool strict_low_part_peephole_ok (machine_mode mode, 48 rtx_insn *first_insn, rtx target); 49 50/* Functions from m68k.c used in macros. */ 51extern int standard_68881_constant_p (rtx); 52extern void print_operand_address (FILE *, rtx); 53extern void print_operand (FILE *, rtx, int); 54extern void notice_update_cc (rtx, rtx); 55extern bool m68k_legitimate_base_reg_p (rtx, bool); 56extern bool m68k_legitimate_index_reg_p (rtx, bool); 57extern bool m68k_illegitimate_symbolic_constant_p (rtx); 58extern bool m68k_legitimate_constant_p (machine_mode, rtx); 59extern bool m68k_matches_q_p (rtx); 60extern bool m68k_matches_u_p (rtx); 61extern rtx legitimize_pic_address (rtx, machine_mode, rtx); 62extern rtx m68k_legitimize_tls_address (rtx); 63extern bool m68k_tls_reference_p (rtx, bool); 64extern int valid_dbcc_comparison_p_2 (rtx, machine_mode); 65extern rtx m68k_libcall_value (machine_mode); 66extern rtx m68k_function_value (const_tree, const_tree); 67extern int emit_move_sequence (rtx *, machine_mode, rtx); 68extern bool m68k_movem_pattern_p (rtx, rtx, HOST_WIDE_INT, bool); 69extern const char *m68k_output_movem (rtx *, rtx, HOST_WIDE_INT, bool); 70extern void m68k_final_prescan_insn (rtx_insn *, rtx *, int); 71extern bool m68k_epilogue_uses (int); 72 73/* Functions from m68k.c used in constraints.md. */ 74extern rtx m68k_unwrap_symbol (rtx, bool); 75 76/* Functions from m68k.c used in genattrtab. */ 77#ifdef HAVE_ATTR_cpu 78extern enum attr_cpu m68k_sched_cpu; 79extern enum attr_mac m68k_sched_mac; 80 81extern enum attr_opx_type m68k_sched_attr_opx_type (rtx_insn *, int); 82extern enum attr_opy_type m68k_sched_attr_opy_type (rtx_insn *, int); 83extern enum attr_size m68k_sched_attr_size (rtx_insn *); 84extern enum attr_op_mem m68k_sched_attr_op_mem (rtx_insn *); 85#endif /* HAVE_ATTR_cpu */ 86 87#endif /* RTX_CODE */ 88 89extern bool m68k_regno_mode_ok (int, machine_mode); 90extern enum reg_class m68k_secondary_reload_class (enum reg_class, 91 machine_mode, rtx); 92extern enum reg_class m68k_preferred_reload_class (rtx, enum reg_class); 93extern int flags_in_68881 (void); 94extern void m68k_expand_prologue (void); 95extern bool m68k_use_return_insn (void); 96extern void m68k_expand_epilogue (bool); 97extern const char *m68k_cpp_cpu_ident (const char *); 98extern const char *m68k_cpp_cpu_family (const char *); 99extern void init_68881_table (void); 100extern rtx m68k_legitimize_call_address (rtx); 101extern rtx m68k_legitimize_sibcall_address (rtx); 102extern int m68k_hard_regno_rename_ok(unsigned int, unsigned int); 103