1 /* Prototypes for alpha.c functions used in the md file & elsewhere.
2 Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007
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 extern int alpha_next_sequence_number
;
23 extern void literal_section (void);
24 extern void override_options (void);
25 extern int zap_mask (HOST_WIDE_INT
);
26 extern int direct_return (void);
28 extern int alpha_sa_size (void);
29 extern HOST_WIDE_INT
alpha_initial_elimination_offset (unsigned int,
31 extern int alpha_pv_save_size (void);
32 extern int alpha_using_fp (void);
33 extern void alpha_expand_prologue (void);
34 extern void alpha_expand_epilogue (void);
35 extern void alpha_output_filename (FILE *, const char *);
37 extern rtx
alpha_tablejump_addr_vec (rtx
);
38 extern rtx
alpha_tablejump_best_label (rtx
);
40 extern bool alpha_legitimate_constant_p (rtx
);
41 extern bool alpha_legitimate_address_p (enum machine_mode
, rtx
, int);
42 extern rtx
alpha_legitimize_address (rtx
, rtx
, enum machine_mode
);
43 extern rtx
alpha_legitimize_reload_address (rtx
, enum machine_mode
,
46 extern rtx
split_small_symbolic_operand (rtx
);
48 extern void get_aligned_mem (rtx
, rtx
*, rtx
*);
49 extern rtx
get_unaligned_address (rtx
);
50 extern rtx
get_unaligned_offset (rtx
, HOST_WIDE_INT
);
51 extern enum reg_class
alpha_preferred_reload_class (rtx
, enum reg_class
);
53 extern void alpha_set_memflags (rtx
, rtx
);
54 extern bool alpha_split_const_mov (enum machine_mode
, rtx
*);
55 extern bool alpha_expand_mov (enum machine_mode
, rtx
*);
56 extern bool alpha_expand_mov_nobwx (enum machine_mode
, rtx
*);
57 extern void alpha_expand_movmisalign (enum machine_mode
, rtx
*);
58 extern void alpha_emit_floatuns (rtx
[]);
59 extern rtx
alpha_emit_conditional_move (rtx
, enum machine_mode
);
60 extern void alpha_split_tmode_pair (rtx
[], enum machine_mode
, bool);
61 extern void alpha_split_tfmode_frobsign (rtx
[], rtx (*)(rtx
, rtx
, rtx
));
62 extern void alpha_expand_unaligned_load (rtx
, rtx
, HOST_WIDE_INT
,
64 extern void alpha_expand_unaligned_store (rtx
, rtx
, HOST_WIDE_INT
,
66 extern int alpha_expand_block_move (rtx
[]);
67 extern int alpha_expand_block_clear (rtx
[]);
68 extern rtx
alpha_expand_zap_mask (HOST_WIDE_INT
);
69 extern void alpha_expand_builtin_vector_binop (rtx (*)(rtx
, rtx
, rtx
),
72 extern rtx
alpha_return_addr (int, rtx
);
73 extern rtx
alpha_gp_save_rtx (void);
74 extern void print_operand (FILE *, rtx
, int);
75 extern void print_operand_address (FILE *, rtx
);
76 extern void alpha_initialize_trampoline (rtx
, rtx
, rtx
, int, int, int);
78 extern void alpha_va_start (tree
, rtx
);
79 extern rtx
alpha_va_arg (tree
, tree
);
80 extern rtx
function_arg (CUMULATIVE_ARGS
, enum machine_mode
, tree
, int);
81 extern rtx
function_value (tree
, tree
, enum machine_mode
);
83 extern void alpha_start_function (FILE *, const char *, tree
);
84 extern void alpha_end_function (FILE *, const char *, tree
);
86 extern int alpha_find_lo_sum_using_gp (rtx
);
88 #ifdef REAL_VALUE_TYPE
89 extern int check_float_value (enum machine_mode
, REAL_VALUE_TYPE
*, int);
93 extern rtx
alpha_emit_conditional_branch (enum rtx_code
);
94 extern rtx
alpha_emit_setcc (enum rtx_code
);
95 extern int alpha_split_conditional_move (enum rtx_code
, rtx
, rtx
, rtx
, rtx
);
96 extern void alpha_emit_xfloating_arith (enum rtx_code
, rtx
[]);
97 extern void alpha_emit_xfloating_cvt (enum rtx_code
, rtx
[]);
98 extern void alpha_split_atomic_op (enum rtx_code
, rtx
, rtx
, rtx
, rtx
, rtx
);
99 extern void alpha_split_compare_and_swap (rtx
, rtx
, rtx
, rtx
, rtx
);
100 extern void alpha_expand_compare_and_swap_12 (rtx
, rtx
, rtx
, rtx
);
101 extern void alpha_split_compare_and_swap_12 (enum machine_mode
, rtx
, rtx
,
102 rtx
, rtx
, rtx
, rtx
, rtx
);
103 extern void alpha_split_lock_test_and_set (rtx
, rtx
, rtx
, rtx
);
104 extern void alpha_expand_lock_test_and_set_12 (rtx
, rtx
, rtx
);
105 extern void alpha_split_lock_test_and_set_12 (enum machine_mode
, rtx
, rtx
,
109 extern rtx
alpha_need_linkage (const char *, int);
110 extern rtx
alpha_use_linkage (rtx
, tree
, int, int);
112 #if TARGET_ABI_OPEN_VMS
113 extern enum avms_arg_type
alpha_arg_type (enum machine_mode
);
114 extern rtx
alpha_arg_info_reg_val (CUMULATIVE_ARGS
);
117 extern rtx
unicosmk_add_call_info_word (rtx
);
119 #if TARGET_ABI_UNICOSMK
120 extern void unicosmk_defer_case_vector (rtx
, rtx
);
121 extern void unicosmk_add_extern (const char *);
122 extern void unicosmk_output_align (FILE *, int);
123 extern void unicosmk_output_common (FILE *, const char *, int, int);
124 extern int unicosmk_initial_elimination_offset (int, int);
127 extern int some_small_symbolic_operand_int (rtx
*, void *);
128 extern int tls_symbolic_operand_1 (rtx
, int, int);
129 extern rtx
resolve_reload_operand (rtx
);