| /* Default target hook functions. |
| Copyright (C) 2003, 2004, 2005 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 2, 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 COPYING. If not, write to the Free |
| Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301, USA. */ |
| |
| extern void default_external_libcall (rtx); |
| |
| extern enum machine_mode default_cc_modes_compatible (enum machine_mode, |
| enum machine_mode); |
| |
| extern bool default_return_in_memory (tree, tree); |
| /* APPLE LOCAL radar 4781080 */ |
| extern bool default_objc_fpreturn_msgcall (tree, bool); |
| |
| extern rtx default_expand_builtin_saveregs (void); |
| extern void default_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode, tree, int *, int); |
| extern rtx default_builtin_setjmp_frame_value (void); |
| extern bool default_pretend_outgoing_varargs_named (CUMULATIVE_ARGS *); |
| /* APPLE LOCAL begin Altivec */ |
| extern bool default_skip_vec_args (tree, int, int*); |
| /* APPLE LOCAL end Altivec */ |
| |
| extern enum machine_mode default_eh_return_filter_mode (void); |
| extern unsigned HOST_WIDE_INT default_shift_truncation_mask |
| (enum machine_mode); |
| extern unsigned int default_min_divisions_for_recip_mul (enum machine_mode); |
| extern int default_mode_rep_extended (enum machine_mode, enum machine_mode); |
| |
| extern tree default_stack_protect_guard (void); |
| extern tree default_external_stack_protect_fail (void); |
| extern tree default_hidden_stack_protect_fail (void); |
| |
| extern tree default_cxx_guard_type (void); |
| extern tree default_cxx_get_cookie_size (tree); |
| |
| extern bool hook_pass_by_reference_must_pass_in_stack |
| (CUMULATIVE_ARGS *, enum machine_mode mode, tree, bool); |
| extern bool hook_callee_copies_named |
| (CUMULATIVE_ARGS *ca, enum machine_mode, tree, bool); |
| |
| extern void default_unwind_emit (FILE *, rtx); |
| |
| extern bool default_scalar_mode_supported_p (enum machine_mode); |
| extern bool default_decimal_float_supported_p (void); |
| |
| extern const char * default_invalid_within_doloop (rtx); |
| |
| extern bool default_narrow_bitfield (void); |
| /* APPLE LOCAL mainline 4.2 5569774 */ |
| extern bool default_builtin_vector_alignment_reachable (tree, bool); |
| |
| /* These are here, and not in hooks.[ch], because not all users of |
| hooks.h include tm.h, and thus we don't have CUMULATIVE_ARGS. */ |
| |
| extern bool hook_bool_CUMULATIVE_ARGS_false (CUMULATIVE_ARGS *); |
| extern bool hook_bool_CUMULATIVE_ARGS_true (CUMULATIVE_ARGS *); |
| |
| extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false |
| (CUMULATIVE_ARGS *, enum machine_mode, tree, bool); |
| extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true |
| (CUMULATIVE_ARGS *, enum machine_mode, tree, bool); |
| extern int hook_int_CUMULATIVE_ARGS_mode_tree_bool_0 |
| (CUMULATIVE_ARGS *, enum machine_mode, tree, bool); |
| extern const char *hook_invalid_arg_for_unprototyped_fn |
| (tree, tree, tree); |
| extern bool hook_bool_rtx_commutative_p (rtx, int); |
| extern rtx default_function_value (tree, tree, bool); |
| extern rtx default_internal_arg_pointer (void); |
| extern enum reg_class default_secondary_reload (bool, rtx, enum reg_class, |
| enum machine_mode, |
| secondary_reload_info *); |
| extern void hook_void_bitmap (bitmap); |
| |
| extern int default_reloc_rw_mask (void); |