1 /* Prototypes for alpha.c functions used in the md file & elsewhere.
2 Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2009, 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 extern int alpha_next_sequence_number
;
23 extern void literal_section (void);
24 extern int zap_mask (HOST_WIDE_INT
);
25 extern int direct_return (void);
27 extern int alpha_sa_size (void);
28 extern HOST_WIDE_INT
alpha_initial_elimination_offset (unsigned int,
30 extern void alpha_expand_prologue (void);
31 extern void alpha_expand_epilogue (void);
32 extern void alpha_output_filename (FILE *, const char *);
34 extern rtx
alpha_tablejump_addr_vec (rtx
);
35 extern rtx
alpha_tablejump_best_label (rtx
);
37 extern bool alpha_legitimate_constant_p (rtx
);
38 extern rtx
alpha_legitimize_reload_address (rtx
, enum machine_mode
,
41 extern rtx
split_small_symbolic_operand (rtx
);
43 extern void get_aligned_mem (rtx
, rtx
*, rtx
*);
44 extern rtx
get_unaligned_address (rtx
);
45 extern rtx
get_unaligned_offset (rtx
, HOST_WIDE_INT
);
46 extern enum reg_class
alpha_preferred_reload_class (rtx
, enum reg_class
);
48 extern void alpha_set_memflags (rtx
, rtx
);
49 extern bool alpha_split_const_mov (enum machine_mode
, rtx
*);
50 extern bool alpha_expand_mov (enum machine_mode
, rtx
*);
51 extern bool alpha_expand_mov_nobwx (enum machine_mode
, rtx
*);
52 extern void alpha_expand_movmisalign (enum machine_mode
, rtx
*);
53 extern void alpha_emit_floatuns (rtx
[]);
54 extern rtx
alpha_emit_conditional_move (rtx
, enum machine_mode
);
55 extern void alpha_split_tmode_pair (rtx
[], enum machine_mode
, bool);
56 extern void alpha_split_tfmode_frobsign (rtx
[], rtx (*)(rtx
, rtx
, rtx
));
57 extern void alpha_expand_unaligned_load (rtx
, rtx
, HOST_WIDE_INT
,
59 extern void alpha_expand_unaligned_store (rtx
, rtx
, HOST_WIDE_INT
,
61 extern int alpha_expand_block_move (rtx
[]);
62 extern int alpha_expand_block_clear (rtx
[]);
63 extern rtx
alpha_expand_zap_mask (HOST_WIDE_INT
);
64 extern void alpha_expand_builtin_vector_binop (rtx (*)(rtx
, rtx
, rtx
),
67 extern void alpha_expand_builtin_establish_vms_condition_handler (rtx
, rtx
);
68 extern void alpha_expand_builtin_revert_vms_condition_handler (rtx
);
70 extern rtx
alpha_return_addr (int, rtx
);
71 extern rtx
alpha_gp_save_rtx (void);
72 extern void print_operand (FILE *, rtx
, int);
73 extern void print_operand_address (FILE *, rtx
);
74 extern void alpha_initialize_trampoline (rtx
, rtx
, rtx
, int, int, int);
76 extern rtx
alpha_va_arg (tree
, tree
);
77 extern rtx
function_value (const_tree
, const_tree
, enum machine_mode
);
79 extern void alpha_start_function (FILE *, const char *, tree
);
80 extern void alpha_end_function (FILE *, const char *, tree
);
82 extern int alpha_find_lo_sum_using_gp (rtx
);
84 #ifdef REAL_VALUE_TYPE
85 extern int check_float_value (enum machine_mode
, REAL_VALUE_TYPE
*, int);
89 extern void alpha_emit_conditional_branch (rtx
[], enum machine_mode
);
90 extern bool alpha_emit_setcc (rtx
[], enum machine_mode
);
91 extern int alpha_split_conditional_move (enum rtx_code
, rtx
, rtx
, rtx
, rtx
);
92 extern void alpha_emit_xfloating_arith (enum rtx_code
, rtx
[]);
93 extern void alpha_emit_xfloating_cvt (enum rtx_code
, rtx
[]);
94 extern void alpha_split_atomic_op (enum rtx_code
, rtx
, rtx
, rtx
, rtx
, rtx
);
95 extern void alpha_split_compare_and_swap (rtx
, rtx
, rtx
, rtx
, rtx
);
96 extern void alpha_expand_compare_and_swap_12 (rtx
, rtx
, rtx
, rtx
);
97 extern void alpha_split_compare_and_swap_12 (enum machine_mode
, rtx
, rtx
,
98 rtx
, rtx
, rtx
, rtx
, rtx
);
99 extern void alpha_split_lock_test_and_set (rtx
, rtx
, rtx
, rtx
);
100 extern void alpha_expand_lock_test_and_set_12 (rtx
, rtx
, rtx
);
101 extern void alpha_split_lock_test_and_set_12 (enum machine_mode
, rtx
, rtx
,
105 extern rtx
alpha_need_linkage (const char *, int);
106 extern rtx
alpha_use_linkage (rtx
, tree
, int, int);
108 #if TARGET_ABI_OPEN_VMS
109 extern enum avms_arg_type
alpha_arg_type (enum machine_mode
);
110 extern rtx
alpha_arg_info_reg_val (CUMULATIVE_ARGS
);
111 extern void avms_asm_output_external (FILE *, tree
, const char *);
112 extern void vms_output_aligned_decl_common (FILE *, tree
, const char *,
113 unsigned HOST_WIDE_INT
,
115 extern HOST_WIDE_INT
alpha_vms_initial_elimination_offset (unsigned int,
119 extern rtx
unicosmk_add_call_info_word (rtx
);
121 #if TARGET_ABI_UNICOSMK
122 extern void unicosmk_defer_case_vector (rtx
, rtx
);
123 extern void unicosmk_add_extern (const char *);
124 extern void unicosmk_output_align (FILE *, int);
125 extern void unicosmk_output_common (FILE *, const char *, int, int);
126 extern int unicosmk_initial_elimination_offset (int, int);
129 extern int some_small_symbolic_operand_int (rtx
*, void *);
130 extern int tls_symbolic_operand_1 (rtx
, int, int);
131 extern rtx
resolve_reload_operand (rtx
);