/* Definitions of target machine for GNU compiler. Sun 68000/68020 version.
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/* Definitions of target machine for GNU compiler. Sun 68000/68020 version.
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Copyright (C) 2000, 2002, 2004, 2005, 2006, 2007, 2008
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Copyright (C) 2000, 2002, 2004, 2005, 2006, 2007, 2008
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Free Software Foundation, Inc.
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Free Software Foundation, Inc.
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This file is part of GCC.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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any later version.
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GCC is distributed in the hope that it will be useful,
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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/* Define functions defined in aux-output.c and used in templates. */
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/* Define functions defined in aux-output.c and used in templates. */
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#ifdef RTX_CODE
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#ifdef RTX_CODE
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extern enum m68k_function_kind m68k_get_function_kind (tree);
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extern enum m68k_function_kind m68k_get_function_kind (tree);
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extern HOST_WIDE_INT m68k_initial_elimination_offset (int from, int to);
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extern HOST_WIDE_INT m68k_initial_elimination_offset (int from, int to);
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extern void split_di (rtx[], int, rtx[], rtx[]);
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extern void split_di (rtx[], int, rtx[], rtx[]);
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extern bool valid_mov3q_const (HOST_WIDE_INT);
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extern bool valid_mov3q_const (HOST_WIDE_INT);
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extern const char *output_move_simode (rtx *);
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extern const char *output_move_simode (rtx *);
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extern const char *output_move_himode (rtx *);
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extern const char *output_move_himode (rtx *);
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extern const char *output_move_qimode (rtx *);
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extern const char *output_move_qimode (rtx *);
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extern const char *output_move_stricthi (rtx *);
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extern const char *output_move_stricthi (rtx *);
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extern const char *output_move_strictqi (rtx *);
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extern const char *output_move_strictqi (rtx *);
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extern const char *output_move_double (rtx *);
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extern const char *output_move_double (rtx *);
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extern const char *output_move_const_single (rtx *);
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extern const char *output_move_const_single (rtx *);
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extern const char *output_move_const_double (rtx *);
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extern const char *output_move_const_double (rtx *);
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extern const char *output_btst (rtx *, rtx, rtx, rtx, int);
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extern const char *output_btst (rtx *, rtx, rtx, rtx, int);
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extern const char *output_scc_di (rtx, rtx, rtx, rtx);
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extern const char *output_scc_di (rtx, rtx, rtx, rtx);
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extern const char *output_addsi3 (rtx *);
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extern const char *output_addsi3 (rtx *);
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extern const char *output_andsi3 (rtx *);
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extern const char *output_andsi3 (rtx *);
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extern const char *output_iorsi3 (rtx *);
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extern const char *output_iorsi3 (rtx *);
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extern const char *output_xorsi3 (rtx *);
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extern const char *output_xorsi3 (rtx *);
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extern const char *output_call (rtx);
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extern const char *output_call (rtx);
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extern const char *output_sibcall (rtx);
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extern const char *output_sibcall (rtx);
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extern void output_dbcc_and_branch (rtx *);
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extern void output_dbcc_and_branch (rtx *);
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extern int floating_exact_log2 (rtx);
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extern int floating_exact_log2 (rtx);
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extern bool strict_low_part_peephole_ok (enum machine_mode mode, rtx first_insn, rtx target);
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extern bool strict_low_part_peephole_ok (enum machine_mode mode, rtx first_insn, rtx target);
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/* Functions from m68k.c used in macros. */
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/* Functions from m68k.c used in macros. */
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extern int standard_68881_constant_p (rtx);
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extern int standard_68881_constant_p (rtx);
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extern void print_operand_address (FILE *, rtx);
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extern void print_operand_address (FILE *, rtx);
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extern void print_operand (FILE *, rtx, int);
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extern void print_operand (FILE *, rtx, int);
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extern bool m68k_output_addr_const_extra (FILE *, rtx);
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extern bool m68k_output_addr_const_extra (FILE *, rtx);
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extern void notice_update_cc (rtx, rtx);
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extern void notice_update_cc (rtx, rtx);
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extern bool m68k_legitimate_base_reg_p (rtx, bool);
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extern bool m68k_legitimate_base_reg_p (rtx, bool);
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extern bool m68k_legitimate_index_reg_p (rtx, bool);
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extern bool m68k_legitimate_index_reg_p (rtx, bool);
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extern bool m68k_illegitimate_symbolic_constant_p (rtx);
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extern bool m68k_illegitimate_symbolic_constant_p (rtx);
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extern bool m68k_matches_q_p (rtx);
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extern bool m68k_matches_q_p (rtx);
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extern bool m68k_matches_u_p (rtx);
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extern bool m68k_matches_u_p (rtx);
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extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
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extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
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extern rtx m68k_legitimize_tls_address (rtx);
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extern rtx m68k_legitimize_tls_address (rtx);
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extern bool m68k_tls_reference_p (rtx, bool);
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extern bool m68k_tls_reference_p (rtx, bool);
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extern int valid_dbcc_comparison_p_2 (rtx, enum machine_mode);
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extern int valid_dbcc_comparison_p_2 (rtx, enum machine_mode);
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extern rtx m68k_libcall_value (enum machine_mode);
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extern rtx m68k_libcall_value (enum machine_mode);
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extern rtx m68k_function_value (const_tree, const_tree);
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extern rtx m68k_function_value (const_tree, const_tree);
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extern int emit_move_sequence (rtx *, enum machine_mode, rtx);
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extern int emit_move_sequence (rtx *, enum machine_mode, rtx);
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extern bool m68k_movem_pattern_p (rtx, rtx, HOST_WIDE_INT, bool);
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extern bool m68k_movem_pattern_p (rtx, rtx, HOST_WIDE_INT, bool);
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extern const char *m68k_output_movem (rtx *, rtx, HOST_WIDE_INT, bool);
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extern const char *m68k_output_movem (rtx *, rtx, HOST_WIDE_INT, bool);
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extern void m68k_final_prescan_insn (rtx, rtx *, int);
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extern void m68k_final_prescan_insn (rtx, rtx *, int);
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/* Functions from m68k.c used in constraints.md. */
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/* Functions from m68k.c used in constraints.md. */
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extern rtx m68k_unwrap_symbol (rtx, bool);
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extern rtx m68k_unwrap_symbol (rtx, bool);
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/* Functions from m68k.c used in genattrtab. */
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/* Functions from m68k.c used in genattrtab. */
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#ifdef HAVE_ATTR_cpu
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#ifdef HAVE_ATTR_cpu
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extern enum attr_cpu m68k_sched_cpu;
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extern enum attr_cpu m68k_sched_cpu;
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extern enum attr_mac m68k_sched_mac;
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extern enum attr_mac m68k_sched_mac;
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extern enum attr_opx_type m68k_sched_attr_opx_type (rtx, int);
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extern enum attr_opx_type m68k_sched_attr_opx_type (rtx, int);
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extern enum attr_opy_type m68k_sched_attr_opy_type (rtx, int);
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extern enum attr_opy_type m68k_sched_attr_opy_type (rtx, int);
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extern enum attr_size m68k_sched_attr_size (rtx);
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extern enum attr_size m68k_sched_attr_size (rtx);
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extern enum attr_op_mem m68k_sched_attr_op_mem (rtx);
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extern enum attr_op_mem m68k_sched_attr_op_mem (rtx);
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extern enum attr_type m68k_sched_branch_type (rtx);
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extern enum attr_type m68k_sched_branch_type (rtx);
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#endif /* HAVE_ATTR_cpu */
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#endif /* HAVE_ATTR_cpu */
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#endif /* RTX_CODE */
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#endif /* RTX_CODE */
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extern bool m68k_regno_mode_ok (int, enum machine_mode);
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extern bool m68k_regno_mode_ok (int, enum machine_mode);
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extern enum reg_class m68k_secondary_reload_class (enum reg_class,
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extern enum reg_class m68k_secondary_reload_class (enum reg_class,
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enum machine_mode, rtx);
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enum machine_mode, rtx);
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extern enum reg_class m68k_preferred_reload_class (rtx, enum reg_class);
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extern enum reg_class m68k_preferred_reload_class (rtx, enum reg_class);
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extern int flags_in_68881 (void);
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extern int flags_in_68881 (void);
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extern void m68k_expand_prologue (void);
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extern void m68k_expand_prologue (void);
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extern bool m68k_use_return_insn (void);
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extern bool m68k_use_return_insn (void);
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extern void m68k_expand_epilogue (bool);
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extern void m68k_expand_epilogue (bool);
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extern void override_options (void);
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extern void override_options (void);
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extern const char *m68k_cpp_cpu_ident (const char *);
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extern const char *m68k_cpp_cpu_ident (const char *);
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extern const char *m68k_cpp_cpu_family (const char *);
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extern const char *m68k_cpp_cpu_family (const char *);
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extern void init_68881_table (void);
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extern void init_68881_table (void);
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extern rtx m68k_legitimize_call_address (rtx);
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extern rtx m68k_legitimize_call_address (rtx);
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extern rtx m68k_legitimize_sibcall_address (rtx);
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extern rtx m68k_legitimize_sibcall_address (rtx);
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extern int m68k_hard_regno_rename_ok(unsigned int, unsigned int);
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extern int m68k_hard_regno_rename_ok(unsigned int, unsigned int);
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