/* Definitions of target machine for GNU compiler, Synopsys DesignWare ARC cpu.
- Copyright (C) 2000-2018 Free Software Foundation, Inc.
+ Copyright (C) 2000-2020 Free Software Foundation, Inc.
This file is part of GCC.
extern struct rtx_def *gen_compare_reg (rtx, machine_mode);
/* Declarations for various fns used in the .md file. */
-extern void arc_output_function_epilogue (FILE *, HOST_WIDE_INT, int);
extern const char *output_shift (rtx *);
extern bool compact_sda_memory_operand (rtx, machine_mode, bool);
extern bool arc_double_limm_p (rtx);
extern void arc_print_operand_address (FILE *, rtx);
extern void arc_final_prescan_insn (rtx_insn *, rtx *, int);
extern const char *arc_output_libcall (const char *);
-extern bool prepare_extend_operands (rtx *operands, enum rtx_code code,
- machine_mode omode);
extern int arc_output_addsi (rtx *operands, bool, bool);
extern int arc_output_commutative_cond_exec (rtx *operands, bool);
-extern bool arc_expand_movmem (rtx *operands);
+extern bool arc_expand_cpymem (rtx *operands);
extern bool prepare_move_operands (rtx *operands, machine_mode mode);
extern void emit_shift (enum rtx_code, rtx, rtx, rtx);
extern void arc_expand_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx, rtx);
extern void arc_split_compare_and_swap (rtx *);
extern void arc_expand_compare_and_swap (rtx *);
extern bool compact_memory_operand_p (rtx, machine_mode, bool, bool);
-extern int arc_return_address_register (unsigned int);
-extern unsigned int arc_compute_function_type (struct function *);
extern bool arc_is_uncached_mem_p (rtx);
+extern bool gen_operands_ldd_std (rtx *operands, bool load, bool commute);
+extern bool arc_check_multi (rtx, bool);
+extern void arc_adjust_reg_alloc_order (void);
+extern bool arc_check_ior_const (HOST_WIDE_INT );
+extern void arc_split_ior (rtx *);
+extern bool arc_check_mov_const (HOST_WIDE_INT );
+extern bool arc_split_mov_const (rtx *);
+extern bool arc_can_use_return_insn (void);
#endif /* RTX_CODE */
-extern unsigned int arc_compute_frame_size (int);
extern bool arc_ccfsm_branch_deleted_p (void);
extern void arc_ccfsm_record_branch_deleted (void);
extern bool arc_is_longcall_p (rtx);
extern bool arc_is_shortcall_p (rtx);
extern bool valid_brcc_with_delay_p (rtx *);
-extern bool small_data_pattern (rtx , machine_mode);
-extern rtx arc_rewrite_small_data (rtx);
extern bool arc_ccfsm_cond_exec_p (void);
-struct secondary_reload_info;
-extern int arc_register_move_cost (machine_mode, enum reg_class,
- enum reg_class);
extern rtx disi_highpart (rtx);
extern int arc_adjust_insn_length (rtx_insn *, int, bool);
extern int arc_corereg_hazard (rtx, rtx);
extern void arc_expand_epilogue (int);
extern void arc_init_expanders (void);
extern int arc_check_millicode (rtx op, int offset, int load_p);
-extern int arc_get_unalign (void);
extern void arc_clear_unalign (void);
extern void arc_toggle_unalign (void);
extern void split_addsi (rtx *);
extern void split_subsi (rtx *);
-extern void arc_pad_return (void);
extern void arc_split_move (rtx *);
extern const char *arc_short_long (rtx_insn *insn, const char *, const char *);
extern rtx arc_regno_use_in (unsigned int, rtx);
extern void arc_secondary_reload_conv (rtx, rtx, rtx, bool);
extern void arc_cpu_cpp_builtins (cpp_reader *);
extern bool arc_store_addr_hazard_p (rtx_insn *, rtx_insn *);
-extern rtx arc_eh_return_address_location (void);
+extern void arc_eh_return_address_location (rtx);
extern bool arc_is_jli_call_p (rtx);
extern void arc_file_end (void);
extern bool arc_is_secure_call_p (rtx);
+
+rtl_opt_pass * make_pass_arc_ifcvt (gcc::context *ctxt);
+rtl_opt_pass * make_pass_arc_predicate_delay_insns (gcc::context *ctxt);