1 /* Definitions of target machine for GNU compiler for IA-64.
2 Copyright (C) 1999, 2000, 2002, 2003, 2004, 2005, 2007, 2010
3 Free Software Foundation, Inc.
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
12 GCC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
21 /* Functions defined in ia64.c */
23 extern int bundling_p;
25 extern int ia64_st_address_bypass_p (rtx, rtx);
26 extern int ia64_ld_address_bypass_p (rtx, rtx);
27 extern int ia64_produce_address_p (rtx);
29 extern bool ia64_legitimate_constant_p (rtx);
31 extern rtx ia64_expand_move (rtx, rtx);
32 extern int ia64_move_ok (rtx, rtx);
33 extern int ia64_load_pair_ok (rtx, rtx);
34 extern int addp4_optimize_ok (rtx, rtx);
35 extern void ia64_emit_cond_move (rtx, rtx, rtx);
36 extern int ia64_depz_field_mask (rtx, rtx);
37 extern void ia64_split_tmode_move (rtx[]);
38 extern bool ia64_expand_movxf_movrf (enum machine_mode, rtx[]);
39 extern void ia64_expand_compare (rtx *, rtx *, rtx *);
40 extern void ia64_expand_vecint_cmov (rtx[]);
41 extern bool ia64_expand_vecint_minmax (enum rtx_code, enum machine_mode, rtx[]);
42 extern void ia64_unpack_assemble (rtx, rtx, rtx, bool);
43 extern void ia64_expand_unpack (rtx [], bool, bool);
44 extern void ia64_expand_widen_sum (rtx[], bool);
45 extern void ia64_expand_dot_prod_v8qi (rtx[], bool);
46 extern void ia64_expand_call (rtx, rtx, rtx, int);
47 extern void ia64_split_call (rtx, rtx, rtx, rtx, rtx, int, int);
48 extern void ia64_reload_gp (void);
49 extern void ia64_expand_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx);
51 extern HOST_WIDE_INT ia64_initial_elimination_offset (int, int);
52 extern void ia64_expand_prologue (void);
53 extern void ia64_expand_epilogue (int);
55 extern int ia64_direct_return (void);
56 extern bool ia64_expand_load_address (rtx, rtx);
57 extern int ia64_hard_regno_rename_ok (int, int);
59 extern void ia64_print_operand_address (FILE *, rtx);
60 extern void ia64_print_operand (FILE *, rtx, int);
61 extern enum reg_class ia64_secondary_reload_class (enum reg_class,
62 enum machine_mode, rtx);
63 extern const char *get_bundle_name (int);
68 extern rtx ia64_expand_builtin (tree, rtx, rtx, enum machine_mode, int);
69 extern rtx ia64_va_arg (tree, tree);
72 extern void ia64_asm_output_external (FILE *, tree, const char *);
73 extern void ia64_vms_output_aligned_decl_common (FILE *, tree, const char *,
74 unsigned HOST_WIDE_INT,
76 extern void ia64_vms_elf_asm_named_section (const char *, unsigned int, tree);
77 extern void ia64_start_function (FILE *, const char *, tree);
78 #endif /* TREE_CODE */
80 extern int ia64_epilogue_uses (int);
81 extern int ia64_eh_uses (int);
82 extern void emit_safe_across_calls (void);
83 extern void ia64_init_builtins (void);
84 extern int ia64_dbx_register_number (int);
86 extern rtx ia64_return_addr_rtx (HOST_WIDE_INT, rtx);
87 extern void ia64_split_return_addr_rtx (rtx);
90 /* expr.h defines ARGS_SIZE_RTX and `enum direction'. */
91 extern enum direction ia64_hpux_function_arg_padding (enum machine_mode, const_tree);
92 #endif /* ARGS_SIZE_RTX */
94 extern void ia64_hpux_handle_builtin_pragma (struct cpp_reader *);
95 extern void ia64_output_function_profiler (FILE *, int);
96 extern void ia64_profile_hook (int);
98 extern void ia64_init_expanders (void);
100 extern rtx ia64_dconst_0_5 (void);
101 extern rtx ia64_dconst_0_375 (void);