| /* Definitions of target machine for GNU compiler. Sun 68000/68020 version. |
| Copyright (C) 2000-2022 Free Software Foundation, Inc. |
| |
| 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/>. */ |
| |
| /* Define functions defined in aux-output.c and used in templates. */ |
| |
| #ifdef RTX_CODE |
| extern enum m68k_function_kind m68k_get_function_kind (tree); |
| extern HOST_WIDE_INT m68k_initial_elimination_offset (int from, int to); |
| |
| extern void split_di (rtx[], int, rtx[], rtx[]); |
| |
| extern bool valid_mov3q_const (HOST_WIDE_INT); |
| extern const char *output_move_simode (rtx *); |
| extern const char *output_move_himode (rtx *); |
| extern const char *output_move_qimode (rtx *); |
| extern const char *output_move_stricthi (rtx *); |
| extern const char *output_move_strictqi (rtx *); |
| extern const char *output_move_double (rtx *); |
| extern const char *output_move_const_single (rtx *); |
| extern const char *output_move_const_double (rtx *); |
| extern const char *output_btst (rtx *, rtx, rtx, rtx_insn *, int); |
| extern const char *output_scc_di (rtx, rtx, rtx, rtx); |
| extern const char *output_addsi3 (rtx *); |
| extern const char *output_andsi3 (rtx *); |
| extern const char *output_iorsi3 (rtx *); |
| extern const char *output_xorsi3 (rtx *); |
| extern const char *output_call (rtx); |
| extern const char *output_sibcall (rtx); |
| extern void m68k_init_cc (); |
| extern void output_dbcc_and_branch (rtx *, rtx_code); |
| extern rtx_code m68k_output_compare_di (rtx, rtx, rtx, rtx, rtx_insn *, rtx_code); |
| extern rtx_code m68k_output_compare_si (rtx, rtx, rtx_code); |
| extern rtx_code m68k_output_compare_hi (rtx, rtx, rtx_code); |
| extern rtx_code m68k_output_compare_qi (rtx, rtx, rtx_code); |
| extern rtx_code m68k_output_compare_fp (rtx, rtx, rtx_code); |
| extern rtx_code m68k_output_btst (rtx, rtx, rtx_code, int); |
| extern rtx_code m68k_output_bftst (rtx, rtx, rtx, rtx_code); |
| extern rtx_code m68k_find_flags_value (rtx, rtx, rtx_code); |
| |
| extern const char *m68k_output_scc (rtx_code); |
| extern const char *m68k_output_scc_float (rtx_code); |
| extern const char *m68k_output_branch_integer (rtx_code); |
| extern const char *m68k_output_branch_integer_rev (rtx_code); |
| extern const char *m68k_output_branch_float (rtx_code); |
| extern const char *m68k_output_branch_float_rev (rtx_code); |
| extern int floating_exact_log2 (rtx); |
| extern bool strict_low_part_peephole_ok (machine_mode mode, |
| rtx_insn *first_insn, rtx target); |
| |
| /* Functions from m68k.cc used in macros. */ |
| extern int standard_68881_constant_p (rtx); |
| extern void print_operand_address (FILE *, rtx); |
| extern void print_operand (FILE *, rtx, int); |
| extern void notice_update_cc (rtx, rtx); |
| extern bool m68k_legitimate_base_reg_p (rtx, bool); |
| extern bool m68k_legitimate_index_reg_p (rtx, bool); |
| extern bool m68k_illegitimate_symbolic_constant_p (rtx); |
| extern bool m68k_legitimate_constant_p (machine_mode, rtx); |
| extern bool m68k_matches_q_p (rtx); |
| extern bool m68k_matches_u_p (rtx); |
| extern rtx legitimize_pic_address (rtx, machine_mode, rtx); |
| extern rtx m68k_legitimize_tls_address (rtx); |
| extern bool m68k_tls_reference_p (rtx, bool); |
| extern int valid_dbcc_comparison_p_2 (rtx, machine_mode); |
| extern rtx m68k_libcall_value (machine_mode); |
| extern rtx m68k_function_value (const_tree, const_tree); |
| extern int emit_move_sequence (rtx *, machine_mode, rtx); |
| extern bool m68k_movem_pattern_p (rtx, rtx, HOST_WIDE_INT, bool); |
| extern const char *m68k_output_movem (rtx *, rtx, HOST_WIDE_INT, bool); |
| extern bool m68k_epilogue_uses (int); |
| |
| /* Functions from m68k.cc used in constraints.md. */ |
| extern rtx m68k_unwrap_symbol (rtx, bool); |
| |
| /* Functions from m68k.cc used in genattrtab. */ |
| #ifdef HAVE_ATTR_cpu |
| extern enum attr_cpu m68k_sched_cpu; |
| extern enum attr_mac m68k_sched_mac; |
| |
| extern enum attr_opx_type m68k_sched_attr_opx_type (rtx_insn *, int); |
| extern enum attr_opy_type m68k_sched_attr_opy_type (rtx_insn *, int); |
| extern enum attr_size m68k_sched_attr_size (rtx_insn *); |
| extern enum attr_op_mem m68k_sched_attr_op_mem (rtx_insn *); |
| #endif /* HAVE_ATTR_cpu */ |
| |
| #endif /* RTX_CODE */ |
| |
| extern enum reg_class m68k_secondary_reload_class (enum reg_class, |
| machine_mode, rtx); |
| extern enum reg_class m68k_preferred_reload_class (rtx, enum reg_class); |
| extern void m68k_expand_prologue (void); |
| extern bool m68k_use_return_insn (void); |
| extern void m68k_expand_epilogue (bool); |
| extern const char *m68k_cpp_cpu_ident (const char *); |
| extern const char *m68k_cpp_cpu_family (const char *); |
| extern void init_68881_table (void); |
| extern rtx m68k_legitimize_call_address (rtx); |
| extern rtx m68k_legitimize_sibcall_address (rtx); |
| extern int m68k_hard_regno_rename_ok(unsigned int, unsigned int); |
| extern poly_int64 m68k_push_rounding (poly_int64); |