1 /* Prototypes for alpha.c functions used in the md file & elsewhere.
2 Copyright (C) 1999-2014 Free Software Foundation, Inc.
4 This file is part of GCC.
6 GCC is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3, or (at your option)
11 GCC is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING3. If not see
18 <http://www.gnu.org/licenses/>. */
20 extern int alpha_next_sequence_number
;
22 extern void literal_section (void);
23 extern int zap_mask (HOST_WIDE_INT
);
24 extern int direct_return (void);
26 extern int alpha_sa_size (void);
27 extern HOST_WIDE_INT
alpha_initial_elimination_offset (unsigned int,
29 extern void alpha_expand_prologue (void);
30 extern void alpha_expand_epilogue (void);
31 extern void alpha_output_filename (FILE *, const char *);
33 extern bool alpha_legitimate_constant_p (enum machine_mode
, rtx
);
34 extern rtx
alpha_legitimize_reload_address (rtx
, enum machine_mode
,
37 extern rtx
split_small_symbolic_operand (rtx
);
39 extern void get_aligned_mem (rtx
, rtx
*, rtx
*);
40 extern rtx
get_unaligned_address (rtx
);
41 extern rtx
get_unaligned_offset (rtx
, HOST_WIDE_INT
);
42 extern enum reg_class
alpha_preferred_reload_class (rtx
, enum reg_class
);
44 extern void alpha_set_memflags (rtx
, rtx
);
45 extern bool alpha_split_const_mov (enum machine_mode
, rtx
*);
46 extern bool alpha_expand_mov (enum machine_mode
, rtx
*);
47 extern bool alpha_expand_mov_nobwx (enum machine_mode
, rtx
*);
48 extern void alpha_expand_movmisalign (enum machine_mode
, rtx
*);
49 extern void alpha_emit_floatuns (rtx
[]);
50 extern rtx
alpha_emit_conditional_move (rtx
, enum machine_mode
);
51 extern void alpha_split_tmode_pair (rtx
[], enum machine_mode
, bool);
52 extern void alpha_split_tfmode_frobsign (rtx
[], rtx (*)(rtx
, rtx
, rtx
));
53 extern void alpha_expand_unaligned_load (rtx
, rtx
, HOST_WIDE_INT
,
55 extern void alpha_expand_unaligned_store (rtx
, rtx
, HOST_WIDE_INT
,
57 extern int alpha_expand_block_move (rtx
[]);
58 extern int alpha_expand_block_clear (rtx
[]);
59 extern rtx
alpha_expand_zap_mask (HOST_WIDE_INT
);
60 extern void alpha_expand_builtin_vector_binop (rtx (*)(rtx
, rtx
, rtx
),
63 extern void alpha_expand_builtin_establish_vms_condition_handler (rtx
, rtx
);
64 extern void alpha_expand_builtin_revert_vms_condition_handler (rtx
);
66 extern rtx
alpha_return_addr (int, rtx
);
67 extern rtx
alpha_gp_save_rtx (void);
68 extern void print_operand (FILE *, rtx
, int);
69 extern void print_operand_address (FILE *, rtx
);
70 extern void alpha_initialize_trampoline (rtx
, rtx
, rtx
, int, int, int);
72 extern rtx
alpha_va_arg (tree
, tree
);
73 extern rtx
function_value (const_tree
, const_tree
, enum machine_mode
);
75 extern void alpha_start_function (FILE *, const char *, tree
);
76 extern void alpha_end_function (FILE *, const char *, tree
);
78 extern int alpha_find_lo_sum_using_gp (rtx
);
80 #ifdef REAL_VALUE_TYPE
81 extern int check_float_value (enum machine_mode
, REAL_VALUE_TYPE
*, int);
85 extern void alpha_emit_conditional_branch (rtx
[], enum machine_mode
);
86 extern bool alpha_emit_setcc (rtx
[], enum machine_mode
);
87 extern int alpha_split_conditional_move (enum rtx_code
, rtx
, rtx
, rtx
, rtx
);
88 extern void alpha_emit_xfloating_arith (enum rtx_code
, rtx
[]);
89 extern void alpha_emit_xfloating_cvt (enum rtx_code
, rtx
[]);
90 extern void alpha_split_atomic_op (enum rtx_code
, rtx
, rtx
, rtx
, rtx
, rtx
,
92 extern void alpha_split_compare_and_swap (rtx op
[]);
93 extern void alpha_expand_compare_and_swap_12 (rtx op
[]);
94 extern void alpha_split_compare_and_swap_12 (rtx op
[]);
95 extern void alpha_split_atomic_exchange (rtx op
[]);
96 extern void alpha_expand_atomic_exchange_12 (rtx op
[]);
97 extern void alpha_split_atomic_exchange_12 (rtx op
[]);
100 extern rtx
alpha_use_linkage (rtx
, bool, bool);
102 #if TARGET_ABI_OPEN_VMS
103 extern enum avms_arg_type
alpha_arg_type (enum machine_mode
);
104 extern rtx
alpha_arg_info_reg_val (CUMULATIVE_ARGS
);
105 extern void avms_asm_output_external (FILE *, tree
, const char *);
106 extern void vms_output_aligned_decl_common (FILE *, tree
, const char *,
107 unsigned HOST_WIDE_INT
,
109 extern HOST_WIDE_INT
alpha_vms_initial_elimination_offset (unsigned int,
113 extern rtx
unicosmk_add_call_info_word (rtx
);
115 extern int some_small_symbolic_operand_int (rtx
*, void *);
116 extern int tls_symbolic_operand_1 (rtx
, int, int);
117 extern rtx
resolve_reload_operand (rtx
);