gcc/config/arc/arc-protos.h

   1 /* Definitions of target machine for GNU compiler, Synopsys DesignWare ARC cpu.
   2    Copyright (C) 2000-2019 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC 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)
   9 any later version.
  10
  11 GCC 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.
  15
  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/>.  */
  19
  20 #ifdef RTX_CODE
  21
  22 extern machine_mode arc_select_cc_mode (enum rtx_code, rtx, rtx);
  23
  24 /* Define the function that build the compare insn for scc, bcc and mov*cc.  */
  25 extern struct rtx_def *gen_compare_reg (rtx, machine_mode);
  26
  27 /* Declarations for various fns used in the .md file.  */
  28 extern void arc_output_function_epilogue (FILE *, HOST_WIDE_INT, int);
  29 extern const char *output_shift (rtx *);
  30 extern bool compact_sda_memory_operand (rtx, machine_mode, bool);
  31 extern bool arc_double_limm_p (rtx);
  32 extern void arc_print_operand (FILE *, rtx, int);
  33 extern void arc_print_operand_address (FILE *, rtx);
  34 extern void arc_final_prescan_insn (rtx_insn *, rtx *, int);
  35 extern const char *arc_output_libcall (const char *);
  36 extern int arc_output_addsi (rtx *operands, bool, bool);
  37 extern int arc_output_commutative_cond_exec (rtx *operands, bool);
  38 extern bool arc_expand_movmem (rtx *operands);
  39 extern bool prepare_move_operands (rtx *operands, machine_mode mode);
  40 extern void emit_shift (enum rtx_code, rtx, rtx, rtx);
  41 extern void arc_expand_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx, rtx);
  42 extern void arc_split_compare_and_swap (rtx *);
  43 extern void arc_expand_compare_and_swap (rtx *);
  44 extern bool compact_memory_operand_p (rtx, machine_mode, bool, bool);
  45 extern int arc_return_address_register (unsigned int);
  46 extern unsigned int arc_compute_function_type (struct function *);
  47 extern bool arc_is_uncached_mem_p (rtx);
  48 extern bool gen_operands_ldd_std (rtx *operands, bool load, bool commute);
  49 extern bool arc_check_multi (rtx, bool);
  50 #endif /* RTX_CODE */
  51
  52 extern unsigned int arc_compute_frame_size (int);
  53 extern bool arc_ccfsm_branch_deleted_p (void);
  54 extern void arc_ccfsm_record_branch_deleted (void);
  55
  56 void arc_asm_output_aligned_decl_local (FILE *, tree, const char *,
  57                                         unsigned HOST_WIDE_INT,
  58                                         unsigned HOST_WIDE_INT,
  59                                         unsigned HOST_WIDE_INT);
  60 extern rtx arc_return_addr_rtx (int , rtx);
  61 extern bool check_if_valid_regno_const (rtx *, int);
  62 extern bool arc_legitimate_constant_p (machine_mode, rtx);
  63 extern bool arc_legitimate_pic_addr_p (rtx);
  64 extern bool arc_raw_symbolic_reference_mentioned_p (rtx, bool);
  65 extern bool arc_is_longcall_p (rtx);
  66 extern bool arc_is_shortcall_p (rtx);
  67 extern bool valid_brcc_with_delay_p (rtx *);
  68 extern bool arc_ccfsm_cond_exec_p (void);
  69 struct secondary_reload_info;
  70 extern int arc_register_move_cost (machine_mode, enum reg_class,
  71                                    enum reg_class);
  72 extern rtx disi_highpart (rtx);
  73 extern int arc_adjust_insn_length (rtx_insn *, int, bool);
  74 extern int arc_corereg_hazard (rtx, rtx);
  75 extern int arc_hazard (rtx_insn *, rtx_insn *);
  76 extern int arc_write_ext_corereg (rtx);
  77 extern rtx gen_acc1 (void);
  78 extern rtx gen_acc2 (void);
  79 extern rtx gen_mlo (void);
  80 extern rtx gen_mhi (void);
  81 extern bool arc_branch_size_unknown_p (void);
  82 struct arc_ccfsm;
  83 extern void arc_ccfsm_record_condition (rtx, bool, rtx_insn *,
  84                                         struct arc_ccfsm *);
  85 extern void arc_expand_prologue (void);
  86 extern void arc_expand_epilogue (int);
  87 extern void arc_init_expanders (void);
  88 extern int arc_check_millicode (rtx op, int offset, int load_p);
  89 extern int arc_get_unalign (void);
  90 extern void arc_clear_unalign (void);
  91 extern void arc_toggle_unalign (void);
  92 extern void split_addsi (rtx *);
  93 extern void split_subsi (rtx *);
  94 extern void arc_split_move (rtx *);
  95 extern const char *arc_short_long (rtx_insn *insn, const char *, const char *);
  96 extern rtx arc_regno_use_in (unsigned int, rtx);
  97 extern bool arc_scheduling_not_expected (void);
  98 extern bool arc_sets_cc_p (rtx_insn *insn);
  99 extern int arc_label_align (rtx_insn *label);
 100 extern bool arc_need_delay (rtx_insn *insn);
 101 extern bool arc_text_label (rtx_insn *insn);
 102
 103 extern bool arc_short_comparison_p (rtx, int);
 104 extern bool arc_epilogue_uses (int regno);
 105 extern bool arc_eh_uses (int regno);
 106 /* insn-attrtab.c doesn't include reload.h, which declares regno_clobbered_p. */
 107 extern int regno_clobbered_p (unsigned int, rtx_insn *, machine_mode, int);
 108 extern bool arc_legitimize_reload_address (rtx *, machine_mode, int, int);
 109 extern void arc_secondary_reload_conv (rtx, rtx, rtx, bool);
 110 extern void arc_cpu_cpp_builtins (cpp_reader *);
 111 extern bool arc_store_addr_hazard_p (rtx_insn *, rtx_insn *);
 112 extern void arc_eh_return_address_location (rtx);
 113 extern bool arc_is_jli_call_p (rtx);
 114 extern void arc_file_end (void);
 115 extern bool arc_is_secure_call_p (rtx);