/* Default target hook functions.
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/* Default target hook functions.
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Copyright (C) 2003, 2004, 2005, 2007, 2008, 2009, 2010
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Copyright (C) 2003, 2004, 2005, 2007, 2008, 2009, 2010
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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 it under
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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Software Foundation; either version 3, or (at your option) any later
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version.
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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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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extern bool default_legitimate_address_p (enum machine_mode, rtx, bool);
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extern bool default_legitimate_address_p (enum machine_mode, rtx, bool);
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extern void default_external_libcall (rtx);
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extern void default_external_libcall (rtx);
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extern rtx default_legitimize_address (rtx, rtx, enum machine_mode);
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extern rtx default_legitimize_address (rtx, rtx, enum machine_mode);
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extern int default_unspec_may_trap_p (const_rtx, unsigned);
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extern int default_unspec_may_trap_p (const_rtx, unsigned);
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extern enum machine_mode default_promote_function_mode (const_tree, enum machine_mode,
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extern enum machine_mode default_promote_function_mode (const_tree, enum machine_mode,
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int *, const_tree, int);
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int *, const_tree, int);
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extern enum machine_mode default_promote_function_mode_always_promote
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extern enum machine_mode default_promote_function_mode_always_promote
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(const_tree, enum machine_mode, int *, const_tree, int);
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(const_tree, enum machine_mode, int *, const_tree, int);
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extern enum machine_mode default_cc_modes_compatible (enum machine_mode,
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extern enum machine_mode default_cc_modes_compatible (enum machine_mode,
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enum machine_mode);
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enum machine_mode);
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extern bool default_return_in_memory (const_tree, const_tree);
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extern bool default_return_in_memory (const_tree, const_tree);
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extern rtx default_expand_builtin_saveregs (void);
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extern rtx default_expand_builtin_saveregs (void);
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extern void default_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode, tree, int *, int);
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extern void default_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode, tree, int *, int);
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extern rtx default_builtin_setjmp_frame_value (void);
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extern rtx default_builtin_setjmp_frame_value (void);
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extern bool default_pretend_outgoing_varargs_named (CUMULATIVE_ARGS *);
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extern bool default_pretend_outgoing_varargs_named (CUMULATIVE_ARGS *);
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extern enum machine_mode default_eh_return_filter_mode (void);
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extern enum machine_mode default_eh_return_filter_mode (void);
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extern enum machine_mode default_libgcc_cmp_return_mode (void);
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extern enum machine_mode default_libgcc_cmp_return_mode (void);
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extern enum machine_mode default_libgcc_shift_count_mode (void);
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extern enum machine_mode default_libgcc_shift_count_mode (void);
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extern enum machine_mode default_unwind_word_mode (void);
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extern enum machine_mode default_unwind_word_mode (void);
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extern unsigned HOST_WIDE_INT default_shift_truncation_mask
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extern unsigned HOST_WIDE_INT default_shift_truncation_mask
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(enum machine_mode);
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(enum machine_mode);
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extern unsigned int default_min_divisions_for_recip_mul (enum machine_mode);
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extern unsigned int default_min_divisions_for_recip_mul (enum machine_mode);
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extern int default_mode_rep_extended (enum machine_mode, enum machine_mode);
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extern int default_mode_rep_extended (enum machine_mode, enum machine_mode);
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extern tree default_stack_protect_guard (void);
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extern tree default_stack_protect_guard (void);
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extern tree default_external_stack_protect_fail (void);
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extern tree default_external_stack_protect_fail (void);
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extern tree default_hidden_stack_protect_fail (void);
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extern tree default_hidden_stack_protect_fail (void);
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extern enum machine_mode default_mode_for_suffix (char);
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extern enum machine_mode default_mode_for_suffix (char);
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extern tree default_cxx_guard_type (void);
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extern tree default_cxx_guard_type (void);
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extern tree default_cxx_get_cookie_size (tree);
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extern tree default_cxx_get_cookie_size (tree);
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extern bool hook_pass_by_reference_must_pass_in_stack
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extern bool hook_pass_by_reference_must_pass_in_stack
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(CUMULATIVE_ARGS *, enum machine_mode mode, const_tree, bool);
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(CUMULATIVE_ARGS *, enum machine_mode mode, const_tree, bool);
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extern bool hook_callee_copies_named
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extern bool hook_callee_copies_named
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(CUMULATIVE_ARGS *ca, enum machine_mode, const_tree, bool);
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(CUMULATIVE_ARGS *ca, enum machine_mode, const_tree, bool);
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extern void default_unwind_emit (FILE *, rtx);
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extern void default_unwind_emit (FILE *, rtx);
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extern bool default_scalar_mode_supported_p (enum machine_mode);
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extern bool default_scalar_mode_supported_p (enum machine_mode);
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extern bool default_decimal_float_supported_p (void);
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extern bool default_decimal_float_supported_p (void);
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extern bool default_fixed_point_supported_p (void);
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extern bool default_fixed_point_supported_p (void);
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extern const char * default_invalid_within_doloop (const_rtx);
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extern const char * default_invalid_within_doloop (const_rtx);
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extern tree default_builtin_vectorized_function (tree, tree, tree);
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extern tree default_builtin_vectorized_function (tree, tree, tree);
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extern tree default_builtin_vectorized_conversion (unsigned int, tree);
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extern tree default_builtin_vectorized_conversion (unsigned int, tree);
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extern tree default_builtin_reciprocal (unsigned int, bool, bool);
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extern tree default_builtin_reciprocal (unsigned int, bool, bool);
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extern bool default_builtin_vector_alignment_reachable (const_tree, bool);
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extern bool default_builtin_vector_alignment_reachable (const_tree, bool);
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extern bool
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extern bool
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default_builtin_support_vector_misalignment (enum machine_mode mode,
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default_builtin_support_vector_misalignment (enum machine_mode mode,
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const_tree,
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const_tree,
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int, bool);
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int, bool);
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/* These are here, and not in hooks.[ch], because not all users of
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/* These are here, and not in hooks.[ch], because not all users of
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hooks.h include tm.h, and thus we don't have CUMULATIVE_ARGS. */
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hooks.h include tm.h, and thus we don't have CUMULATIVE_ARGS. */
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extern bool hook_bool_CUMULATIVE_ARGS_false (CUMULATIVE_ARGS *);
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extern bool hook_bool_CUMULATIVE_ARGS_false (CUMULATIVE_ARGS *);
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extern bool hook_bool_CUMULATIVE_ARGS_true (CUMULATIVE_ARGS *);
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extern bool hook_bool_CUMULATIVE_ARGS_true (CUMULATIVE_ARGS *);
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extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
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extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
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(CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool);
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(CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool);
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extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true
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extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true
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(CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool);
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(CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool);
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extern int hook_int_CUMULATIVE_ARGS_mode_tree_bool_0
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extern int hook_int_CUMULATIVE_ARGS_mode_tree_bool_0
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(CUMULATIVE_ARGS *, enum machine_mode, tree, bool);
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(CUMULATIVE_ARGS *, enum machine_mode, tree, bool);
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extern const char *hook_invalid_arg_for_unprototyped_fn
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extern const char *hook_invalid_arg_for_unprototyped_fn
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(const_tree, const_tree, const_tree);
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(const_tree, const_tree, const_tree);
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extern bool hook_bool_const_rtx_commutative_p (const_rtx, int);
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extern bool hook_bool_const_rtx_commutative_p (const_rtx, int);
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extern rtx default_function_value (const_tree, const_tree, bool);
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extern rtx default_function_value (const_tree, const_tree, bool);
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extern rtx default_libcall_value (enum machine_mode, const_rtx);
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extern rtx default_libcall_value (enum machine_mode, const_rtx);
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extern rtx default_internal_arg_pointer (void);
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extern rtx default_internal_arg_pointer (void);
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extern rtx default_static_chain (const_tree, bool);
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extern rtx default_static_chain (const_tree, bool);
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extern void default_trampoline_init (rtx, tree, rtx);
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extern void default_trampoline_init (rtx, tree, rtx);
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extern enum reg_class default_branch_target_register_class (void);
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extern enum reg_class default_branch_target_register_class (void);
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#ifdef IRA_COVER_CLASSES
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#ifdef IRA_COVER_CLASSES
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extern const enum reg_class *default_ira_cover_classes (void);
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extern const enum reg_class *default_ira_cover_classes (void);
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#endif
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#endif
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extern enum reg_class default_secondary_reload (bool, rtx, enum reg_class,
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extern enum reg_class default_secondary_reload (bool, rtx, enum reg_class,
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enum machine_mode,
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enum machine_mode,
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secondary_reload_info *);
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secondary_reload_info *);
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extern void hook_void_bitmap (bitmap);
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extern void hook_void_bitmap (bitmap);
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extern bool default_handle_c_option (size_t, const char *, int);
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extern bool default_handle_c_option (size_t, const char *, int);
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extern int default_reloc_rw_mask (void);
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extern int default_reloc_rw_mask (void);
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extern tree default_mangle_decl_assembler_name (tree, tree);
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extern tree default_mangle_decl_assembler_name (tree, tree);
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extern tree default_emutls_var_fields (tree, tree *);
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extern tree default_emutls_var_fields (tree, tree *);
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extern tree default_emutls_var_init (tree, tree, tree);
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extern tree default_emutls_var_init (tree, tree, tree);
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extern bool default_hard_regno_scratch_ok (unsigned int);
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extern bool default_hard_regno_scratch_ok (unsigned int);
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extern bool default_target_option_valid_attribute_p (tree, tree, tree, int);
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extern bool default_target_option_valid_attribute_p (tree, tree, tree, int);
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extern bool default_target_option_pragma_parse (tree, tree);
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extern bool default_target_option_pragma_parse (tree, tree);
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extern bool default_target_can_inline_p (tree, tree);
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extern bool default_target_can_inline_p (tree, tree);
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extern bool default_valid_pointer_mode (enum machine_mode);
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extern bool default_valid_pointer_mode (enum machine_mode);
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extern enum machine_mode default_addr_space_pointer_mode (addr_space_t);
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extern enum machine_mode default_addr_space_pointer_mode (addr_space_t);
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extern enum machine_mode default_addr_space_address_mode (addr_space_t);
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extern enum machine_mode default_addr_space_address_mode (addr_space_t);
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extern bool default_addr_space_valid_pointer_mode (enum machine_mode,
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extern bool default_addr_space_valid_pointer_mode (enum machine_mode,
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addr_space_t);
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addr_space_t);
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extern bool default_addr_space_legitimate_address_p (enum machine_mode, rtx,
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extern bool default_addr_space_legitimate_address_p (enum machine_mode, rtx,
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bool, addr_space_t);
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bool, addr_space_t);
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extern rtx default_addr_space_legitimize_address (rtx, rtx, enum machine_mode,
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extern rtx default_addr_space_legitimize_address (rtx, rtx, enum machine_mode,
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addr_space_t);
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addr_space_t);
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extern bool default_addr_space_subset_p (addr_space_t, addr_space_t);
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extern bool default_addr_space_subset_p (addr_space_t, addr_space_t);
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extern rtx default_addr_space_convert (rtx, tree, tree);
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extern rtx default_addr_space_convert (rtx, tree, tree);
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extern unsigned int default_case_values_threshold (void);
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extern unsigned int default_case_values_threshold (void);
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extern bool default_have_conditional_execution (void);
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extern bool default_have_conditional_execution (void);
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