i386.h (MACHINE_DEPENDENT_REORG): New macro.
[official-gcc.git] / gcc / config / i386 / i386-protos.h
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1 /* Definitions of target machine for GNU compiler for IA-32.
2 Copyright (C) 1988, 1992, 1994, 1995, 1996, 1996, 1997, 1998, 1999,
3 2000, 2001 Free Software Foundation, Inc.
5 This file is part of GNU CC.
7 GNU CC 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 2, or (at your option)
10 any later version.
12 GNU CC 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 GNU CC; see the file COPYING. If not, write to
19 the Free Software Foundation, 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
22 /* Functions in i386.c */
23 extern void override_options PARAMS ((void));
24 extern void optimization_options PARAMS ((int, int));
26 extern int ix86_can_use_return_insn_p PARAMS ((void));
27 extern int ix86_frame_pointer_required PARAMS ((void));
28 extern void ix86_setup_frame_addresses PARAMS ((void));
30 extern void ix86_asm_file_end PARAMS ((FILE *));
31 extern HOST_WIDE_INT ix86_initial_elimination_offset PARAMS((int, int));
32 extern void ix86_expand_prologue PARAMS ((void));
33 extern void ix86_expand_epilogue PARAMS ((int));
35 extern void ix86_output_addr_vec_elt PARAMS ((FILE *, int));
36 extern void ix86_output_addr_diff_elt PARAMS ((FILE *, int, int));
38 #ifdef RTX_CODE
39 extern int ix86_aligned_p PARAMS ((rtx));
41 extern int standard_80387_constant_p PARAMS ((rtx));
42 extern int standard_sse_constant_p PARAMS ((rtx));
43 extern int symbolic_reference_mentioned_p PARAMS ((rtx));
45 extern int x86_64_general_operand PARAMS ((rtx, enum machine_mode));
46 extern int x86_64_szext_general_operand PARAMS ((rtx, enum machine_mode));
47 extern int x86_64_nonmemory_operand PARAMS ((rtx, enum machine_mode));
48 extern int x86_64_szext_nonmemory_operand PARAMS ((rtx, enum machine_mode));
49 extern int x86_64_immediate_operand PARAMS ((rtx, enum machine_mode));
50 extern int x86_64_zext_immediate_operand PARAMS ((rtx, enum machine_mode));
51 extern int const_int_1_operand PARAMS ((rtx, enum machine_mode));
52 extern int symbolic_operand PARAMS ((rtx, enum machine_mode));
53 extern int tls_symbolic_operand PARAMS ((rtx, enum machine_mode));
54 extern int global_dynamic_symbolic_operand PARAMS ((rtx, enum machine_mode));
55 extern int local_dynamic_symbolic_operand PARAMS ((rtx, enum machine_mode));
56 extern int initial_exec_symbolic_operand PARAMS ((rtx, enum machine_mode));
57 extern int local_exec_symbolic_operand PARAMS ((rtx, enum machine_mode));
58 extern int pic_symbolic_operand PARAMS ((rtx, enum machine_mode));
59 extern int call_insn_operand PARAMS ((rtx, enum machine_mode));
60 extern int constant_call_address_operand PARAMS ((rtx, enum machine_mode));
61 extern int const0_operand PARAMS ((rtx, enum machine_mode));
62 extern int const1_operand PARAMS ((rtx, enum machine_mode));
63 extern int const248_operand PARAMS ((rtx, enum machine_mode));
64 extern int incdec_operand PARAMS ((rtx, enum machine_mode));
65 extern int reg_no_sp_operand PARAMS ((rtx, enum machine_mode));
66 extern int mmx_reg_operand PARAMS ((rtx, enum machine_mode));
67 extern int general_no_elim_operand PARAMS ((rtx, enum machine_mode));
68 extern int nonmemory_no_elim_operand PARAMS ((rtx, enum machine_mode));
69 extern int q_regs_operand PARAMS ((rtx, enum machine_mode));
70 extern int non_q_regs_operand PARAMS ((rtx, enum machine_mode));
71 extern int sse_comparison_operator PARAMS ((rtx, enum machine_mode));
72 extern int fcmov_comparison_operator PARAMS ((rtx, enum machine_mode));
73 extern int cmp_fp_expander_operand PARAMS ((rtx, enum machine_mode));
74 extern int ix86_comparison_operator PARAMS ((rtx, enum machine_mode));
75 extern int ext_register_operand PARAMS ((rtx, enum machine_mode));
76 extern int binary_fp_operator PARAMS ((rtx, enum machine_mode));
77 extern int mult_operator PARAMS ((rtx, enum machine_mode));
78 extern int div_operator PARAMS ((rtx, enum machine_mode));
79 extern int arith_or_logical_operator PARAMS ((rtx, enum machine_mode));
80 extern int promotable_binary_operator PARAMS ((rtx, enum machine_mode));
81 extern int memory_displacement_operand PARAMS ((rtx, enum machine_mode));
82 extern int cmpsi_operand PARAMS ((rtx, enum machine_mode));
83 extern int long_memory_operand PARAMS ((rtx, enum machine_mode));
84 extern int aligned_operand PARAMS ((rtx, enum machine_mode));
85 extern enum machine_mode ix86_cc_mode PARAMS ((enum rtx_code, rtx, rtx));
87 extern int ix86_expand_movstr PARAMS ((rtx, rtx, rtx, rtx));
88 extern int ix86_expand_clrstr PARAMS ((rtx, rtx, rtx));
89 extern int ix86_expand_strlen PARAMS ((rtx, rtx, rtx, rtx));
91 extern bool legitimate_constant_p PARAMS ((rtx));
92 extern bool constant_address_p PARAMS ((rtx));
93 extern bool legitimate_pic_operand_p PARAMS ((rtx));
94 extern int legitimate_pic_address_disp_p PARAMS ((rtx));
95 extern int legitimate_address_p PARAMS ((enum machine_mode, rtx, int));
96 extern rtx legitimize_pic_address PARAMS ((rtx, rtx));
97 extern rtx legitimize_address PARAMS ((rtx, rtx, enum machine_mode));
99 extern void print_reg PARAMS ((rtx, int, FILE*));
100 extern void print_operand PARAMS ((FILE*, rtx, int));
101 extern void print_operand_address PARAMS ((FILE*, rtx));
102 extern bool output_addr_const_extra PARAMS ((FILE*, rtx));
104 extern void split_di PARAMS ((rtx[], int, rtx[], rtx[]));
105 extern void split_ti PARAMS ((rtx[], int, rtx[], rtx[]));
107 extern const char *output_set_got PARAMS ((rtx));
108 extern const char *output_387_binary_op PARAMS ((rtx, rtx*));
109 extern const char *output_fix_trunc PARAMS ((rtx, rtx*));
110 extern const char *output_fp_compare PARAMS ((rtx, rtx*, int, int));
112 extern void i386_dwarf_output_addr_const PARAMS ((FILE*, rtx));
113 extern rtx i386_simplify_dwarf_addr PARAMS ((rtx));
115 extern void ix86_expand_clear PARAMS ((rtx));
116 extern void ix86_expand_move PARAMS ((enum machine_mode, rtx[]));
117 extern void ix86_expand_vector_move PARAMS ((enum machine_mode, rtx[]));
118 extern void ix86_expand_binary_operator PARAMS ((enum rtx_code,
119 enum machine_mode, rtx[]));
120 extern int ix86_binary_operator_ok PARAMS ((enum rtx_code, enum machine_mode,
121 rtx[]));
122 extern void ix86_expand_unary_operator PARAMS ((enum rtx_code, enum machine_mode,
123 rtx[]));
124 extern int ix86_unary_operator_ok PARAMS ((enum rtx_code, enum machine_mode,
125 rtx[]));
126 extern int ix86_match_ccmode PARAMS ((rtx, enum machine_mode));
127 extern rtx ix86_expand_compare PARAMS ((enum rtx_code, rtx *, rtx *));
128 extern int ix86_use_fcomi_compare PARAMS ((enum rtx_code));
129 extern void ix86_expand_branch PARAMS ((enum rtx_code, rtx));
130 extern int ix86_expand_setcc PARAMS ((enum rtx_code, rtx));
131 extern int ix86_expand_int_movcc PARAMS ((rtx[]));
132 extern int ix86_expand_fp_movcc PARAMS ((rtx[]));
133 extern void ix86_expand_call PARAMS ((rtx, rtx, rtx, rtx, rtx));
134 extern void x86_initialize_trampoline PARAMS ((rtx, rtx, rtx));
135 extern rtx ix86_zero_extend_to_Pmode PARAMS ((rtx));
136 extern void ix86_split_long_move PARAMS ((rtx[]));
137 extern void ix86_split_ashldi PARAMS ((rtx *, rtx));
138 extern void ix86_split_ashrdi PARAMS ((rtx *, rtx));
139 extern void ix86_split_lshrdi PARAMS ((rtx *, rtx));
140 extern int ix86_address_cost PARAMS ((rtx));
141 extern rtx ix86_find_base_term PARAMS ((rtx));
143 extern rtx assign_386_stack_local PARAMS ((enum machine_mode, int));
144 extern int ix86_attr_length_immediate_default PARAMS ((rtx, int));
145 extern int ix86_attr_length_address_default PARAMS ((rtx));
147 extern enum machine_mode ix86_fp_compare_mode PARAMS ((enum rtx_code));
149 extern int x86_64_sign_extended_value PARAMS ((rtx));
150 extern int x86_64_zero_extended_value PARAMS ((rtx));
151 extern rtx ix86_libcall_value PARAMS ((enum machine_mode));
152 extern bool ix86_function_value_regno_p PARAMS ((int));
153 extern bool ix86_function_arg_regno_p PARAMS ((int));
154 extern int ix86_function_arg_boundary PARAMS ((enum machine_mode, tree));
155 extern int ix86_return_in_memory PARAMS ((tree));
156 extern void ix86_va_start PARAMS ((tree, rtx));
157 extern rtx ix86_va_arg PARAMS ((tree, tree));
158 extern void ix86_setup_incoming_varargs PARAMS ((CUMULATIVE_ARGS *,
159 enum machine_mode,
160 tree, int *, int));
162 extern rtx ix86_force_to_memory PARAMS ((enum machine_mode, rtx));
163 extern void ix86_free_from_memory PARAMS ((enum machine_mode));
164 extern void ix86_split_fp_branch PARAMS ((enum rtx_code code, rtx,
165 rtx, rtx, rtx, rtx));
166 extern int ix86_hard_regno_mode_ok PARAMS ((int, enum machine_mode));
167 extern int ix86_register_move_cost PARAMS ((enum machine_mode, enum reg_class,
168 enum reg_class));
169 extern int ix86_secondary_memory_needed PARAMS ((enum reg_class,
170 enum reg_class,
171 enum machine_mode, int));
172 extern enum reg_class ix86_preferred_reload_class PARAMS ((rtx,
173 enum reg_class));
174 extern int ix86_memory_move_cost PARAMS ((enum machine_mode, enum reg_class,
175 int));
176 extern void ix86_set_move_mem_attrs PARAMS ((rtx, rtx, rtx, rtx, rtx));
177 extern void emit_i387_cw_initialization PARAMS ((rtx, rtx));
178 extern bool ix86_fp_jump_nontrivial_p PARAMS ((enum rtx_code));
179 extern void x86_order_regs_for_local_alloc PARAMS ((void));
182 #ifdef TREE_CODE
183 extern void init_cumulative_args PARAMS ((CUMULATIVE_ARGS *, tree, rtx));
184 extern rtx function_arg PARAMS ((CUMULATIVE_ARGS *, enum machine_mode, tree, int));
185 extern void function_arg_advance PARAMS ((CUMULATIVE_ARGS *, enum machine_mode,
186 tree, int));
187 extern rtx ix86_function_value PARAMS ((tree));
188 extern void ix86_init_builtins PARAMS ((void));
189 extern rtx ix86_expand_builtin PARAMS ((tree, rtx, rtx, enum machine_mode, int));
190 #endif
192 #endif
194 #ifdef TREE_CODE
195 extern int ix86_return_pops_args PARAMS ((tree, tree, int));
196 extern tree ix86_build_va_list PARAMS ((void));
198 extern int ix86_data_alignment PARAMS ((tree, int));
199 extern int ix86_local_alignment PARAMS ((tree, int));
200 extern int ix86_constant_alignment PARAMS ((tree, int));
201 extern tree ix86_handle_dll_attribute PARAMS ((tree *, tree, tree, int, bool *));
202 extern tree ix86_handle_shared_attribute PARAMS ((tree *, tree, tree, int, bool *));
204 extern unsigned int i386_pe_section_type_flags PARAMS ((tree, const char *,
205 int));
206 extern void i386_pe_asm_named_section PARAMS ((const char *, unsigned int));
207 extern void x86_output_mi_thunk PARAMS ((FILE *, int, tree));
208 extern int x86_field_alignment PARAMS ((tree, int));
209 #endif
211 extern rtx ix86_tls_get_addr PARAMS ((void));
212 extern void x86_machine_dependent_reorg PARAMS ((rtx));
214 /* In winnt.c */
215 extern void i386_pe_encode_section_info PARAMS ((tree, int));
216 extern const char *i386_pe_strip_name_encoding PARAMS ((const char *));
217 extern const char *i386_pe_strip_name_encoding_full PARAMS ((const char *));