1 /* Prototypes for alpha.c functions used in the md file & elsewhere.
2 Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2009
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 rtx alpha_legitimize_reload_address (rtx, enum machine_mode,
44 extern rtx split_small_symbolic_operand (rtx);
46 extern void get_aligned_mem (rtx, rtx *, rtx *);
47 extern rtx get_unaligned_address (rtx);
48 extern rtx get_unaligned_offset (rtx, HOST_WIDE_INT);
49 extern enum reg_class alpha_preferred_reload_class (rtx, enum reg_class);
51 extern void alpha_set_memflags (rtx, rtx);
52 extern bool alpha_split_const_mov (enum machine_mode, rtx *);
53 extern bool alpha_expand_mov (enum machine_mode, rtx *);
54 extern bool alpha_expand_mov_nobwx (enum machine_mode, rtx *);
55 extern void alpha_expand_movmisalign (enum machine_mode, rtx *);
56 extern void alpha_emit_floatuns (rtx[]);
57 extern rtx alpha_emit_conditional_move (rtx, enum machine_mode);
58 extern void alpha_split_tmode_pair (rtx[], enum machine_mode, bool);
59 extern void alpha_split_tfmode_frobsign (rtx[], rtx (*)(rtx, rtx, rtx));
60 extern void alpha_expand_unaligned_load (rtx, rtx, HOST_WIDE_INT,
62 extern void alpha_expand_unaligned_store (rtx, rtx, HOST_WIDE_INT,
64 extern int alpha_expand_block_move (rtx []);
65 extern int alpha_expand_block_clear (rtx []);
66 extern rtx alpha_expand_zap_mask (HOST_WIDE_INT);
67 extern void alpha_expand_builtin_vector_binop (rtx (*)(rtx, rtx, rtx),
70 extern void alpha_expand_builtin_establish_vms_condition_handler (rtx, rtx);
71 extern void alpha_expand_builtin_revert_vms_condition_handler (rtx);
73 extern rtx alpha_return_addr (int, rtx);
74 extern rtx alpha_gp_save_rtx (void);
75 extern void print_operand (FILE *, rtx, int);
76 extern void print_operand_address (FILE *, rtx);
77 extern void alpha_initialize_trampoline (rtx, rtx, rtx, int, int, int);
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 (const_tree, const_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 void alpha_emit_conditional_branch (rtx[], enum machine_mode);
94 extern bool alpha_emit_setcc (rtx[], enum machine_mode);
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);
115 extern void avms_asm_output_external (FILE *, tree, const char *);
118 extern rtx unicosmk_add_call_info_word (rtx);
120 #if TARGET_ABI_UNICOSMK
121 extern void unicosmk_defer_case_vector (rtx, rtx);
122 extern void unicosmk_add_extern (const char *);
123 extern void unicosmk_output_align (FILE *, int);
124 extern void unicosmk_output_common (FILE *, const char *, int, int);
125 extern int unicosmk_initial_elimination_offset (int, int);
128 extern int some_small_symbolic_operand_int (rtx *, void *);
129 extern int tls_symbolic_operand_1 (rtx, int, int);
130 extern rtx resolve_reload_operand (rtx);