1 /* Definitions of target machine for GNU compiler, for IBM RS/6000.
2 Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005
3 Free Software Foundation, Inc.
4 Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published
10 by the Free Software Foundation; either version 2, or (at your
11 option) any later version.
13 GCC is distributed in the hope that it will be useful, but WITHOUT
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
16 License for more details.
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING. If not, write to the
20 Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
21 MA 02110-1301, USA. */
23 #ifndef GCC_RS6000_PROTOS_H
24 #define GCC_RS6000_PROTOS_H
26 /* Declare functions in rs6000.c */
31 extern void init_cumulative_args (CUMULATIVE_ARGS
*, tree
, rtx
, int, int, int);
32 extern void rs6000_va_start (tree
, rtx
);
33 #endif /* TREE_CODE */
35 extern int easy_vector_same (rtx
, enum machine_mode
);
36 extern int easy_vector_splat_const (int, enum machine_mode
);
37 extern int mask64_1or2_operand (rtx
, enum machine_mode
, bool);
38 extern bool macho_lo_sum_memory_operand (rtx
, enum machine_mode
);
39 extern int num_insns_constant (rtx
, enum machine_mode
);
40 extern int num_insns_constant_wide (HOST_WIDE_INT
);
41 extern int small_data_operand (rtx
, enum machine_mode
);
42 extern bool toc_relative_expr_p (rtx
);
43 extern bool invalid_e500_subreg (rtx
, enum machine_mode
);
44 extern void validate_condition_mode (enum rtx_code
, enum machine_mode
);
45 extern bool legitimate_constant_pool_address_p (rtx
);
46 extern bool legitimate_indirect_address_p (rtx
, int);
47 extern bool rs6000_legitimate_offset_address_p (enum machine_mode
, rtx
, int);
49 extern rtx
rs6000_got_register (rtx
);
50 extern rtx
find_addr_reg (rtx
);
51 extern rtx
gen_easy_vector_constant_add_self (rtx
);
52 extern const char *output_vec_const_move (rtx
*);
53 extern void build_mask64_2_operands (rtx
, rtx
*);
54 extern int expand_block_clear (rtx
[]);
55 extern int expand_block_move (rtx
[]);
56 extern const char * rs6000_output_load_multiple (rtx
[]);
57 extern int includes_lshift_p (rtx
, rtx
);
58 extern int includes_rshift_p (rtx
, rtx
);
59 extern int includes_rldic_lshift_p (rtx
, rtx
);
60 extern int includes_rldicr_lshift_p (rtx
, rtx
);
61 extern int insvdi_rshift_rlwimi_p (rtx
, rtx
, rtx
);
62 extern int registers_ok_for_quad_peep (rtx
, rtx
);
63 extern int mems_ok_for_quad_peep (rtx
, rtx
);
64 extern bool gpr_or_gpr_p (rtx
, rtx
);
65 extern enum reg_class
secondary_reload_class (enum reg_class
,
66 enum machine_mode
, rtx
);
67 extern int ccr_bit (rtx
, int);
68 extern int extract_MB (rtx
);
69 extern int extract_ME (rtx
);
70 extern void rs6000_output_function_entry (FILE *, const char *);
71 extern void print_operand (FILE *, rtx
, int);
72 extern void print_operand_address (FILE *, rtx
);
73 extern enum rtx_code
rs6000_reverse_condition (enum machine_mode
,
75 extern void rs6000_emit_sCOND (enum rtx_code
, rtx
);
76 extern void rs6000_emit_cbranch (enum rtx_code
, rtx
);
77 extern char * output_cbranch (rtx
, const char *, int, rtx
);
78 extern char * output_e500_flip_gt_bit (rtx
, rtx
);
79 extern rtx
rs6000_emit_set_const (rtx
, enum machine_mode
, rtx
, int);
80 extern int rs6000_emit_cmove (rtx
, rtx
, rtx
, rtx
);
81 extern int rs6000_emit_vector_cond_expr (rtx
, rtx
, rtx
, rtx
, rtx
, rtx
);
82 extern void rs6000_emit_minmax (rtx
, enum rtx_code
, rtx
, rtx
);
83 extern void rs6000_emit_sync (enum rtx_code
, enum machine_mode
,
84 rtx
, rtx
, rtx
, rtx
, bool);
85 extern void rs6000_emit_swdivsf (rtx
, rtx
, rtx
);
86 extern void rs6000_emit_swdivdf (rtx
, rtx
, rtx
);
87 extern void output_toc (FILE *, rtx
, int, enum machine_mode
);
88 extern void rs6000_initialize_trampoline (rtx
, rtx
, rtx
);
89 extern rtx
rs6000_longcall_ref (rtx
);
90 extern void rs6000_fatal_bad_address (rtx
);
91 extern rtx
create_TOC_reference (rtx
);
92 extern void rs6000_split_multireg_move (rtx
, rtx
);
93 extern void rs6000_emit_move (rtx
, rtx
, enum machine_mode
);
94 extern rtx
rs6000_legitimize_address (rtx
, rtx
, enum machine_mode
);
95 extern rtx
rs6000_legitimize_reload_address (rtx
, enum machine_mode
,
96 int, int, int, int *);
97 extern int rs6000_legitimate_address (enum machine_mode
, rtx
, int);
98 extern bool rs6000_mode_dependent_address (rtx
);
99 extern rtx
rs6000_return_addr (int, rtx
);
100 extern void rs6000_output_symbol_ref (FILE*, rtx
);
101 extern HOST_WIDE_INT
rs6000_initial_elimination_offset (int, int);
103 extern rtx
rs6000_machopic_legitimize_pic_address (rtx orig
,
104 enum machine_mode mode
,
107 #endif /* RTX_CODE */
110 extern unsigned int rs6000_special_round_type_align (tree
, int, int);
111 extern void function_arg_advance (CUMULATIVE_ARGS
*, enum machine_mode
,
113 extern int function_arg_boundary (enum machine_mode
, tree
);
114 extern rtx
function_arg (CUMULATIVE_ARGS
*, enum machine_mode
, tree
, int);
115 extern rtx
rs6000_function_value (tree
, tree
);
116 extern rtx
rs6000_libcall_value (enum machine_mode
);
117 extern rtx
rs6000_va_arg (tree
, tree
);
118 extern int function_ok_for_sibcall (tree
);
119 extern void rs6000_elf_declare_function_name (FILE *, const char *, tree
);
121 /* expr.h defines ARGS_SIZE_RTX and `enum direction' */
122 extern enum direction
function_arg_padding (enum machine_mode
, tree
);
123 #endif /* ARGS_SIZE_RTX */
125 #endif /* TREE_CODE */
127 extern void optimization_options (int, int);
128 extern void rs6000_override_options (const char *);
129 extern int direct_return (void);
130 extern int first_reg_to_save (void);
131 extern int first_fp_reg_to_save (void);
132 extern void output_ascii (FILE *, const char *, int);
133 extern void rs6000_gen_section_name (char **, const char *, const char *);
134 extern void output_function_profiler (FILE *, int);
135 extern void output_profile_hook (int);
136 extern int rs6000_trampoline_size (void);
137 extern void toc_section (void);
138 extern void sdata_section (void);
139 extern void sdata2_section (void);
140 extern void sbss_section (void);
141 extern void private_data_section (void);
142 extern void read_only_data_section (void);
143 extern void read_only_private_data_section (void);
144 extern int get_TOC_alias_set (void);
145 extern void rs6000_emit_prologue (void);
146 extern void rs6000_emit_load_toc_table (int);
147 extern void rs6000_aix_emit_builtin_unwind_init (void);
148 extern unsigned int rs6000_dbx_register_number (unsigned int);
149 extern void rs6000_emit_epilogue (int);
150 extern void rs6000_emit_eh_reg_restore (rtx
, rtx
);
151 extern const char * output_isel (rtx
*);
152 extern int rs6000_register_move_cost (enum machine_mode
,
153 enum reg_class
, enum reg_class
);
154 extern int rs6000_memory_move_cost (enum machine_mode
, enum reg_class
, int);
155 extern bool rs6000_tls_referenced_p (rtx
);
156 extern int rs6000_hard_regno_nregs (int, enum machine_mode
);
157 extern void rs6000_conditional_register_usage (void);
159 /* Declare functions in rs6000-c.c */
161 extern void rs6000_pragma_longcall (struct cpp_reader
*);
162 extern void rs6000_cpu_cpp_builtins (struct cpp_reader
*);
165 char *output_call (rtx
, rtx
*, int, int);
168 extern bool rs6000_hard_regno_mode_ok_p
[][FIRST_PSEUDO_REGISTER
];
169 #endif /* rs6000-protos.h */