2004-07-28 03:11:36 +00:00
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/* Default target hook functions.
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2007-05-19 01:19:51 +00:00
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Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
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2004-07-28 03:11:36 +00:00
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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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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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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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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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for more details.
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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 COPYING. If not, write to the Free
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2007-05-19 01:19:51 +00:00
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Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301, USA. */
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2004-07-28 03:11:36 +00:00
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extern void default_external_libcall (rtx);
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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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extern bool default_return_in_memory (tree, tree);
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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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2007-05-19 01:19:51 +00:00
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extern rtx default_builtin_setjmp_frame_value (void);
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2004-07-28 03:11:36 +00:00
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extern bool default_pretend_outgoing_varargs_named (CUMULATIVE_ARGS *);
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2007-05-19 01:19:51 +00:00
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extern enum machine_mode default_eh_return_filter_mode (void);
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extern unsigned HOST_WIDE_INT default_shift_truncation_mask
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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 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_external_stack_protect_fail (void);
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extern tree default_hidden_stack_protect_fail (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 bool hook_pass_by_reference_must_pass_in_stack
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(CUMULATIVE_ARGS *, enum machine_mode mode, tree, bool);
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extern bool hook_callee_copies_named
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(CUMULATIVE_ARGS *ca, enum machine_mode, tree, bool);
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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_decimal_float_supported_p (void);
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extern const char * default_invalid_within_doloop (rtx);
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extern bool default_narrow_bitfield (void);
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2011-03-10 13:59:17 +00:00
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extern bool default_builtin_vector_alignment_reachable (tree, bool);
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2007-05-19 01:19:51 +00:00
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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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extern bool hook_bool_CUMULATIVE_ARGS_false (CUMULATIVE_ARGS *);
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2004-07-28 03:11:36 +00:00
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extern bool hook_bool_CUMULATIVE_ARGS_true (CUMULATIVE_ARGS *);
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2007-05-19 01:19:51 +00:00
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extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
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(CUMULATIVE_ARGS *, enum machine_mode, tree, bool);
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extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true
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(CUMULATIVE_ARGS *, enum machine_mode, tree, bool);
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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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extern const char *hook_invalid_arg_for_unprototyped_fn
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(tree, tree, tree);
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extern bool hook_bool_rtx_commutative_p (rtx, int);
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extern rtx default_function_value (tree, tree, bool);
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extern rtx default_internal_arg_pointer (void);
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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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secondary_reload_info *);
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extern void hook_void_bitmap (bitmap);
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extern int default_reloc_rw_mask (void);
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