-/* Definitions of target machine for GNU compiler, Argonaut ARC cpu.
- Copyright (C) 2000 Free Software Foundation, Inc.
+/* Definitions of target machine for GNU compiler, Synopsys DesignWare ARC cpu.
+ Copyright (C) 2000-2020 Free Software Foundation, Inc.
This file is part of GCC.
GCC 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 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
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 COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#ifdef RTX_CODE
-#ifdef TREE_CODE
-extern void arc_va_start PARAMS ((tree, rtx));
-extern rtx arc_va_arg PARAMS ((tree, tree));
-#endif /* TREE_CODE */
-extern enum machine_mode arc_select_cc_mode PARAMS ((enum rtx_code, rtx, rtx));
+extern machine_mode arc_select_cc_mode (enum rtx_code, rtx, rtx);
-/* Define the function that build the compare insn for scc and bcc. */
-extern struct rtx_def *gen_compare_reg PARAMS ((enum rtx_code, rtx, rtx));
+/* Define the function that build the compare insn for scc, bcc and mov*cc. */
+extern struct rtx_def *gen_compare_reg (rtx, machine_mode);
/* Declarations for various fns used in the .md file. */
-extern const char *output_shift PARAMS ((rtx *));
-
-extern int symbolic_operand PARAMS ((rtx, enum machine_mode));
-extern int arc_double_limm_p PARAMS ((rtx));
-extern int arc_eligible_for_epilogue_delay PARAMS ((rtx, int));
-extern void arc_initialize_trampoline PARAMS ((rtx, rtx, rtx));
-extern void arc_print_operand PARAMS ((FILE *, rtx, int));
-extern void arc_print_operand_address PARAMS ((FILE *, rtx));
-extern void arc_final_prescan_insn PARAMS ((rtx, rtx *, int));
-extern int call_address_operand PARAMS ((rtx, enum machine_mode));
-extern int call_operand PARAMS ((rtx, enum machine_mode));
-extern int symbolic_memory_operand PARAMS ((rtx, enum machine_mode));
-extern int short_immediate_operand PARAMS ((rtx, enum machine_mode));
-extern int long_immediate_operand PARAMS ((rtx, enum machine_mode));
-extern int long_immediate_loadstore_operand PARAMS ((rtx, enum machine_mode));
-extern int move_src_operand PARAMS ((rtx, enum machine_mode));
-extern int move_double_src_operand PARAMS ((rtx, enum machine_mode));
-extern int move_dest_operand PARAMS ((rtx, enum machine_mode));
-extern int load_update_operand PARAMS ((rtx, enum machine_mode));
-extern int store_update_operand PARAMS ((rtx, enum machine_mode));
-extern int nonvol_nonimm_operand PARAMS ((rtx, enum machine_mode));
-extern int const_sint32_operand PARAMS ((rtx, enum machine_mode));
-extern int const_uint32_operand PARAMS ((rtx, enum machine_mode));
-extern int proper_comparison_operator PARAMS ((rtx, enum machine_mode));
-extern int shift_operator PARAMS ((rtx, enum machine_mode));
+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 (FILE *, rtx, int);
+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 int arc_output_addsi (rtx *operands, bool, bool);
+extern int arc_output_commutative_cond_exec (rtx *operands, bool);
+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 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 */
-#ifdef TREE_CODE
-extern enum arc_function_type arc_compute_function_type PARAMS ((tree));
-extern void arc_setup_incoming_varargs PARAMS ((CUMULATIVE_ARGS *,
- enum machine_mode, tree,
- int *, int));
-#endif /* TREE_CODE */
+extern bool arc_ccfsm_branch_deleted_p (void);
+extern void arc_ccfsm_record_branch_deleted (void);
+void arc_asm_output_aligned_decl_local (FILE *, tree, const char *,
+ unsigned HOST_WIDE_INT,
+ unsigned HOST_WIDE_INT,
+ unsigned HOST_WIDE_INT);
+extern rtx arc_return_addr_rtx (int , rtx);
+extern bool check_if_valid_regno_const (rtx *, int);
+extern bool arc_legitimate_constant_p (machine_mode, rtx);
+extern bool arc_legitimate_pic_addr_p (rtx);
+extern bool arc_raw_symbolic_reference_mentioned_p (rtx, bool);
+extern bool arc_is_longcall_p (rtx);
+extern bool arc_is_shortcall_p (rtx);
+extern bool valid_brcc_with_delay_p (rtx *);
+extern bool arc_ccfsm_cond_exec_p (void);
+extern rtx disi_highpart (rtx);
+extern int arc_adjust_insn_length (rtx_insn *, int, bool);
+extern int arc_corereg_hazard (rtx, rtx);
+extern int arc_hazard (rtx_insn *, rtx_insn *);
+extern int arc_write_ext_corereg (rtx);
+extern rtx gen_acc1 (void);
+extern rtx gen_acc2 (void);
+extern rtx gen_mlo (void);
+extern rtx gen_mhi (void);
+extern bool arc_branch_size_unknown_p (void);
+struct arc_ccfsm;
+extern void arc_ccfsm_record_condition (rtx, bool, rtx_insn *,
+ struct arc_ccfsm *);
+extern void arc_expand_prologue (void);
+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 void arc_clear_unalign (void);
+extern void arc_toggle_unalign (void);
+extern void split_addsi (rtx *);
+extern void split_subsi (rtx *);
+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 bool arc_scheduling_not_expected (void);
+extern bool arc_sets_cc_p (rtx_insn *insn);
+extern int arc_label_align (rtx_insn *label);
+extern bool arc_need_delay (rtx_insn *insn);
+extern bool arc_text_label (rtx_insn *insn);
-extern void arc_init PARAMS ((void));
-extern unsigned int arc_compute_frame_size PARAMS ((int));
-extern void arc_save_restore PARAMS ((FILE *, const char *, unsigned int,
- unsigned int, const char *));
-extern int arc_delay_slots_for_epilogue PARAMS ((void));
-extern void arc_finalize_pic PARAMS ((void));
-extern void arc_ccfsm_at_label PARAMS ((const char *, int));
-extern int arc_ccfsm_branch_deleted_p PARAMS ((void));
-extern void arc_ccfsm_record_branch_deleted PARAMS ((void));
+extern bool arc_short_comparison_p (rtx, int);
+extern bool arc_epilogue_uses (int regno);
+extern bool arc_eh_uses (int regno);
+/* insn-attrtab.c doesn't include reload.h, which declares regno_clobbered_p. */
+extern int regno_clobbered_p (unsigned int, rtx_insn *, machine_mode, int);
+extern bool arc_legitimize_reload_address (rtx *, machine_mode, int, int);
+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 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);
projects / thirdparty / gcc.git / blobdiff