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/* Prototypes for Blackfin functions used in the md file & elsewhere.
Copyright (C) 2005, 2007, 2008 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
/* Function prototypes that cannot exist in bfin.h due to dependency
complications. */
#ifndef GCC_BFIN_PROTOS_H
#define GCC_BFIN_PROTOS_H
/* CPU type. */
typedef enum bfin_cpu_type
{
BFIN_CPU_UNKNOWN,
BFIN_CPU_BF522,
BFIN_CPU_BF523,
BFIN_CPU_BF524,
BFIN_CPU_BF525,
BFIN_CPU_BF526,
BFIN_CPU_BF527,
BFIN_CPU_BF531,
BFIN_CPU_BF532,
BFIN_CPU_BF533,
BFIN_CPU_BF534,
BFIN_CPU_BF536,
BFIN_CPU_BF537,
BFIN_CPU_BF538,
BFIN_CPU_BF539,
BFIN_CPU_BF542,
BFIN_CPU_BF544,
BFIN_CPU_BF547,
BFIN_CPU_BF548,
BFIN_CPU_BF549,
BFIN_CPU_BF561
} bfin_cpu_t;
/* Value of -mcpu= */
extern bfin_cpu_t bfin_cpu_type;
/* Value of -msi-revision= */
extern int bfin_si_revision;
extern unsigned int bfin_workarounds;
/* For the anomaly 05-00-0245 */
#define WA_SPECULATIVE_LOADS 0x00000001
#define ENABLE_WA_SPECULATIVE_LOADS \
(bfin_workarounds & WA_SPECULATIVE_LOADS)
/* For the anomaly 05-00-0244 */
#define WA_SPECULATIVE_SYNCS 0x00000002
#define ENABLE_WA_SPECULATIVE_SYNCS \
(bfin_workarounds & WA_SPECULATIVE_SYNCS)
/* For the anomaly 05-00-0371 */
#define WA_RETS 0x00000004
#define ENABLE_WA_RETS \
(bfin_workarounds & WA_RETS)
#define Mmode enum machine_mode
extern rtx function_arg (CUMULATIVE_ARGS *, Mmode, tree, int);
extern void function_arg_advance (CUMULATIVE_ARGS *, Mmode, tree, int);
extern bool function_arg_regno_p (int);
extern const char *output_load_immediate (rtx *);
extern const char *output_casesi_internal (rtx *);
extern char *bfin_asm_long (void);
extern char *bfin_asm_short (void);
extern int log2constp (unsigned HOST_WIDE_INT);
extern rtx legitimize_address (rtx, rtx, Mmode);
extern bool bfin_legitimate_constant_p (rtx);
extern int hard_regno_mode_ok (int, Mmode);
extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx);
extern int bfin_frame_pointer_required (void);
extern HOST_WIDE_INT bfin_initial_elimination_offset (int, int);
extern int effective_address_32bit_p (rtx, Mmode);
extern int symbolic_reference_mentioned_p (rtx);
extern rtx bfin_gen_compare (rtx, Mmode);
extern bool expand_move (rtx *, Mmode);
extern void bfin_expand_call (rtx, rtx, rtx, rtx, int);
extern bool bfin_longcall_p (rtx, int);
extern bool bfin_dsp_memref_p (rtx);
extern bool bfin_expand_movmem (rtx, rtx, rtx, rtx);
extern void conditional_register_usage (void);
extern int bfin_register_move_cost (enum machine_mode, enum reg_class,
enum reg_class);
extern int bfin_memory_move_cost (enum machine_mode, enum reg_class, int in);
extern enum reg_class secondary_input_reload_class (enum reg_class, Mmode,
rtx);
extern enum reg_class secondary_output_reload_class (enum reg_class, Mmode,
rtx);
extern char *section_asm_op_1 (SECT_ENUM_T);
extern char *section_asm_op (SECT_ENUM_T);
extern void override_options (void);
extern void print_operand (FILE *, rtx, char);
extern void print_address_operand (FILE *, rtx);
extern void split_di (rtx [], int, rtx [], rtx []);
extern int split_load_immediate (rtx []);
extern void emit_pic_move (rtx *, Mmode);
extern void override_options (void);
extern void asm_conditional_branch (rtx, rtx *, int, int);
extern rtx bfin_gen_compare (rtx, Mmode);
extern int bfin_local_alignment (tree, int);
extern void initialize_trampoline (rtx, rtx, rtx);
extern bool bfin_legitimate_address_p (Mmode, rtx, int);
extern rtx bfin_va_arg (tree, tree);
extern void bfin_expand_prologue (void);
extern void bfin_expand_epilogue (int, int, bool);
extern int push_multiple_operation (rtx, Mmode);
extern int pop_multiple_operation (rtx, Mmode);
extern void output_push_multiple (rtx, rtx *);
extern void output_pop_multiple (rtx, rtx *);
extern int bfin_hard_regno_rename_ok (unsigned int, unsigned int);
extern rtx bfin_return_addr_rtx (int);
extern void bfin_hardware_loop (void);
#undef Mmode
#endif
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