1 /* Definitions of target machine for GNU compiler. TMS320C[34]x
2 Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2003, 2004
3 Free Software Foundation, Inc.
5 Contributed by Michael Hayes (m.hayes@elec.canterbury.ac.nz)
6 and Herman Ten Brugge (Haj.Ten.Brugge@net.HCC.nl).
8 This file is part of GCC.
10 GCC is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2, or (at your option)
15 GCC is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with GCC; see the file COPYING. If not, write to
22 the Free Software Foundation, 59 Temple Place - Suite 330,
23 Boston, MA 02111-1307, USA. */
25 #ifndef GCC_C4X_PROTOS_H
26 #define GCC_C4X_PROTOS_H
28 extern void c4x_override_options (void);
30 extern void c4x_optimization_options (int, int);
32 extern void c4x_output_ascii (FILE *, const char *, int);
34 extern int c4x_interrupt_function_p (void);
36 extern void c4x_expand_prologue (void);
38 extern void c4x_expand_epilogue (void);
40 extern int c4x_null_epilogue_p (void);
42 extern void c4x_global_label (const char *);
44 extern void c4x_external_ref (const char *);
47 extern void c4x_function_arg_advance (CUMULATIVE_ARGS
*,
48 enum machine_mode
, tree
, int);
50 extern struct rtx_def
*c4x_function_arg (CUMULATIVE_ARGS
*,
51 enum machine_mode
, tree
, int);
53 #endif /* TREE_CODE */
56 #if defined(RTX_CODE) && defined(TREE_CODE)
57 extern void c4x_init_cumulative_args (CUMULATIVE_ARGS
*c
, tree
, rtx
);
59 extern struct rtx_def
*c4x_va_arg (tree
, tree
);
61 extern rtx
c4x_expand_builtin (tree
, rtx
, rtx
, enum machine_mode
, int);
63 extern void c4x_init_builtins (void);
65 #endif /* TREE_CODE and RTX_CODE*/
69 extern struct rtx_def
*c4x_gen_compare_reg (enum rtx_code
, rtx
, rtx
);
71 extern int c4x_legitimate_address_p (enum machine_mode
, rtx
, int);
73 extern int c4x_hard_regno_mode_ok (unsigned int, enum machine_mode
);
75 extern int c4x_hard_regno_rename_ok (unsigned int, unsigned int);
77 extern struct rtx_def
*c4x_legitimize_address (rtx
, enum machine_mode
);
79 extern void c4x_print_operand (FILE *, rtx
, int);
81 extern void c4x_print_operand_address (FILE *, rtx
);
83 extern enum reg_class
c4x_preferred_reload_class (rtx
, enum reg_class
);
85 extern struct rtx_def
*c4x_operand_subword (rtx
, int, int, enum machine_mode
);
87 extern char *c4x_output_cbranch (const char *, rtx
);
89 extern int c4x_label_conflict (rtx
, rtx
, rtx
);
91 extern int c4x_address_conflict (rtx
, rtx
, int, int);
93 extern void c4x_rptb_insert (rtx insn
);
95 extern int c4x_rptb_nop_p (rtx
);
97 extern int c4x_rptb_rpts_p (rtx
, rtx
);
99 extern int c4x_check_laj_p (rtx
);
101 extern int c4x_autoinc_operand (rtx
, enum machine_mode
);
103 extern int any_operand (rtx
, enum machine_mode
);
105 extern int fp_zero_operand (rtx
, enum machine_mode
);
107 extern int const_operand (rtx
, enum machine_mode
);
109 extern int stik_const_operand (rtx
, enum machine_mode
);
111 extern int not_const_operand (rtx
, enum machine_mode
);
113 extern int parallel_operand (rtx
, enum machine_mode
);
115 extern int reg_or_const_operand (rtx
, enum machine_mode
);
117 extern int reg_operand (rtx
, enum machine_mode
);
119 extern int mixed_subreg_operand (rtx
, enum machine_mode
);
121 extern int reg_imm_operand (rtx
, enum machine_mode
);
123 extern int r0r1_reg_operand (rtx
, enum machine_mode
);
125 extern int r2r3_reg_operand (rtx
, enum machine_mode
);
127 extern int ext_low_reg_operand (rtx
, enum machine_mode
);
129 extern int ext_reg_operand (rtx
, enum machine_mode
);
131 extern int std_reg_operand (rtx
, enum machine_mode
);
133 extern int std_or_reg_operand (rtx
, enum machine_mode
);
135 extern int dst_operand (rtx
, enum machine_mode
);
137 extern int src_operand (rtx
, enum machine_mode
);
139 extern int src_hi_operand (rtx
, enum machine_mode
);
141 extern int lsrc_operand (rtx
, enum machine_mode
);
143 extern int tsrc_operand (rtx
, enum machine_mode
);
145 extern int nonimmediate_src_operand (rtx
, enum machine_mode
);
147 extern int nonimmediate_lsrc_operand (rtx
, enum machine_mode
);
149 extern int addr_reg_operand (rtx
, enum machine_mode
);
151 extern int index_reg_operand (rtx
, enum machine_mode
);
153 extern int dp_reg_operand (rtx
, enum machine_mode
);
155 extern int sp_reg_operand (rtx
, enum machine_mode
);
157 extern int rc_reg_operand (rtx
, enum machine_mode
);
159 extern int st_reg_operand (rtx
, enum machine_mode
);
161 extern int symbolic_address_operand (rtx
, enum machine_mode
);
163 extern int ar0_reg_operand (rtx
, enum machine_mode
);
165 extern int ar0_mem_operand (rtx
, enum machine_mode
);
167 extern int ar1_reg_operand (rtx
, enum machine_mode
);
169 extern int ar1_mem_operand (rtx
, enum machine_mode
);
171 extern int ar2_reg_operand (rtx
, enum machine_mode
);
173 extern int ar2_mem_operand (rtx
, enum machine_mode
);
175 extern int ar3_reg_operand (rtx
, enum machine_mode
);
177 extern int ar3_mem_operand (rtx
, enum machine_mode
);
179 extern int ar4_reg_operand (rtx
, enum machine_mode
);
181 extern int ar4_mem_operand (rtx
, enum machine_mode
);
183 extern int ar5_reg_operand (rtx
, enum machine_mode
);
185 extern int ar5_mem_operand (rtx
, enum machine_mode
);
187 extern int ar6_reg_operand (rtx
, enum machine_mode
);
189 extern int ar6_mem_operand (rtx
, enum machine_mode
);
191 extern int ar7_reg_operand (rtx
, enum machine_mode
);
193 extern int ar7_mem_operand (rtx
, enum machine_mode
);
195 extern int ir0_reg_operand (rtx
, enum machine_mode
);
197 extern int ir0_mem_operand (rtx
, enum machine_mode
);
199 extern int ir1_reg_operand (rtx
, enum machine_mode
);
201 extern int ir1_mem_operand (rtx
, enum machine_mode
);
203 extern int group1_reg_operand (rtx
, enum machine_mode
);
205 extern int group1_mem_operand (rtx
, enum machine_mode
);
207 extern int arx_reg_operand (rtx
, enum machine_mode
);
209 extern int call_address_operand (rtx
, enum machine_mode
);
211 extern int par_ind_operand (rtx
, enum machine_mode
);
213 extern int not_rc_reg (rtx
, enum machine_mode
);
215 extern int not_modify_reg (rtx
, enum machine_mode
);
217 extern int c4x_shiftable_constant (rtx
);
219 extern int c4x_H_constant (rtx
);
221 extern int c4x_I_constant (rtx
);
223 extern int c4x_J_constant (rtx
);
225 extern int c4x_L_constant (rtx
);
227 extern int c4x_Q_constraint (rtx
);
229 extern int c4x_R_constraint (rtx
);
231 extern int c4x_S_constraint (rtx
);
233 extern int c4x_T_constraint (rtx
);
235 extern int c4x_U_constraint (rtx
);
237 extern void c4x_emit_libcall (rtx
, enum rtx_code
, enum machine_mode
,
238 enum machine_mode
, int, rtx
*);
240 extern void c4x_emit_libcall3 (rtx
, enum rtx_code
, enum machine_mode
, rtx
*);
242 extern void c4x_emit_libcall_mulhi (rtx
, enum rtx_code
,
243 enum machine_mode
, rtx
*);
245 extern int c4x_emit_move_sequence (rtx
*, enum machine_mode
);
247 extern int legitimize_operands (enum rtx_code
, rtx
*, enum machine_mode
);
249 extern int valid_operands (enum rtx_code
, rtx
*, enum machine_mode
);
251 extern int valid_parallel_load_store (rtx
*, enum machine_mode
);
253 extern int valid_parallel_operands_4 (rtx
*, enum machine_mode
);
255 extern int valid_parallel_operands_5 (rtx
*, enum machine_mode
);
257 extern int valid_parallel_operands_6 (rtx
*, enum machine_mode
);
259 extern GTY(()) rtx smulhi3_libfunc
;
260 extern GTY(()) rtx umulhi3_libfunc
;
261 extern GTY(()) rtx fix_truncqfhi2_libfunc
;
262 extern GTY(()) rtx fixuns_truncqfhi2_libfunc
;
263 extern GTY(()) rtx fix_trunchfhi2_libfunc
;
264 extern GTY(()) rtx fixuns_trunchfhi2_libfunc
;
265 extern GTY(()) rtx floathiqf2_libfunc
;
266 extern GTY(()) rtx floatunshiqf2_libfunc
;
267 extern GTY(()) rtx floathihf2_libfunc
;
268 extern GTY(()) rtx floatunshihf2_libfunc
;
270 extern GTY(()) rtx c4x_compare_op0
; /* Operand 0 for comparisons. */
271 extern GTY(()) rtx c4x_compare_op1
; /* Operand 1 for comparisons. */
273 #endif /* RTX_CODE */
275 /* Smallest class containing REGNO. */
276 extern enum reg_class c4x_regclass_map
[FIRST_PSEUDO_REGISTER
];
277 extern enum machine_mode c4x_caller_save_map
[FIRST_PSEUDO_REGISTER
];
279 extern int c4x_rpts_cycles
; /* Max cycles for RPTS. */
280 extern int c4x_cpu_version
; /* Cpu version C30/31/32/40/44. */
282 extern void c4x_pr_CODE_SECTION (struct cpp_reader
*);
283 extern void c4x_pr_DATA_SECTION (struct cpp_reader
*);
284 extern void c4x_pr_FUNC_IS_PURE (struct cpp_reader
*);
285 extern void c4x_pr_FUNC_NEVER_RETURNS (struct cpp_reader
*);
286 extern void c4x_pr_INTERRUPT (struct cpp_reader
*);
287 extern void c4x_pr_ignored (struct cpp_reader
*);
288 extern void c4x_init_pragma (int (*) (tree
*));
290 extern GTY(()) tree code_tree
;
291 extern GTY(()) tree data_tree
;
292 extern GTY(()) tree pure_tree
;
293 extern GTY(()) tree noreturn_tree
;
294 extern GTY(()) tree interrupt_tree
;
296 #endif /* ! GCC_C4X_PROTOS_H */