1 /* Prototypes for Blackfin functions used in the md file & elsewhere.
2 Copyright (C) 2005, 2007, 2008 Free Software Foundation, Inc.
4 This file is part of GNU CC.
6 GNU CC is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3, or (at your option)
11 GNU CC is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING3. If not see
18 <http://www.gnu.org/licenses/>. */
20 /* Function prototypes that cannot exist in bfin.h due to dependency
22 #ifndef GCC_BFIN_PROTOS_H
23 #define GCC_BFIN_PROTOS_H
26 typedef enum bfin_cpu_type
52 extern bfin_cpu_t bfin_cpu_type
;
54 /* Value of -msi-revision= */
55 extern int bfin_si_revision
;
57 extern unsigned int bfin_workarounds
;
59 /* For the anomaly 05-00-0245 */
60 #define WA_SPECULATIVE_LOADS 0x00000001
61 #define ENABLE_WA_SPECULATIVE_LOADS \
62 (bfin_workarounds & WA_SPECULATIVE_LOADS)
64 /* For the anomaly 05-00-0244 */
65 #define WA_SPECULATIVE_SYNCS 0x00000002
66 #define ENABLE_WA_SPECULATIVE_SYNCS \
67 (bfin_workarounds & WA_SPECULATIVE_SYNCS)
69 /* For the anomaly 05-00-0371 */
70 #define WA_RETS 0x00000004
71 #define ENABLE_WA_RETS \
72 (bfin_workarounds & WA_RETS)
75 #define Mmode enum machine_mode
77 extern rtx
function_arg (CUMULATIVE_ARGS
*, Mmode
, tree
, int);
78 extern void function_arg_advance (CUMULATIVE_ARGS
*, Mmode
, tree
, int);
79 extern bool function_arg_regno_p (int);
81 extern const char *output_load_immediate (rtx
*);
82 extern const char *output_casesi_internal (rtx
*);
83 extern char *bfin_asm_long (void);
84 extern char *bfin_asm_short (void);
85 extern int log2constp (unsigned HOST_WIDE_INT
);
87 extern rtx
legitimize_address (rtx
, rtx
, Mmode
);
88 extern bool bfin_legitimate_constant_p (rtx
);
89 extern int hard_regno_mode_ok (int, Mmode
);
90 extern void init_cumulative_args (CUMULATIVE_ARGS
*, tree
, rtx
);
91 extern int bfin_frame_pointer_required (void);
92 extern HOST_WIDE_INT
bfin_initial_elimination_offset (int, int);
94 extern int effective_address_32bit_p (rtx
, Mmode
);
95 extern int symbolic_reference_mentioned_p (rtx
);
96 extern rtx
bfin_gen_compare (rtx
, Mmode
);
97 extern bool expand_move (rtx
*, Mmode
);
98 extern void bfin_expand_call (rtx
, rtx
, rtx
, rtx
, int);
99 extern bool bfin_longcall_p (rtx
, int);
100 extern bool bfin_dsp_memref_p (rtx
);
101 extern bool bfin_expand_movmem (rtx
, rtx
, rtx
, rtx
);
103 extern void conditional_register_usage (void);
104 extern int bfin_register_move_cost (enum machine_mode
, enum reg_class
,
106 extern int bfin_memory_move_cost (enum machine_mode
, enum reg_class
, int in
);
107 extern enum reg_class
secondary_input_reload_class (enum reg_class
, Mmode
,
109 extern enum reg_class
secondary_output_reload_class (enum reg_class
, Mmode
,
111 extern char *section_asm_op_1 (SECT_ENUM_T
);
112 extern char *section_asm_op (SECT_ENUM_T
);
113 extern void override_options (void);
114 extern void print_operand (FILE *, rtx
, char);
115 extern void print_address_operand (FILE *, rtx
);
116 extern void split_di (rtx
[], int, rtx
[], rtx
[]);
117 extern int split_load_immediate (rtx
[]);
118 extern void emit_pic_move (rtx
*, Mmode
);
119 extern void override_options (void);
120 extern void asm_conditional_branch (rtx
, rtx
*, int, int);
121 extern rtx
bfin_gen_compare (rtx
, Mmode
);
123 extern int bfin_local_alignment (tree
, int);
124 extern void initialize_trampoline (rtx
, rtx
, rtx
);
125 extern bool bfin_legitimate_address_p (Mmode
, rtx
, int);
126 extern rtx
bfin_va_arg (tree
, tree
);
128 extern void bfin_expand_prologue (void);
129 extern void bfin_expand_epilogue (int, int, bool);
130 extern int push_multiple_operation (rtx
, Mmode
);
131 extern int pop_multiple_operation (rtx
, Mmode
);
132 extern void output_push_multiple (rtx
, rtx
*);
133 extern void output_pop_multiple (rtx
, rtx
*);
134 extern int bfin_hard_regno_rename_ok (unsigned int, unsigned int);
135 extern rtx
bfin_return_addr_rtx (int);
136 extern void bfin_hardware_loop (void);