gcc/config/arc/arc-protos.h

   1 /* Definitions of target machine for GNU compiler, Synopsys DesignWare ARC cpu.
   2    Copyright (C) 2000-2014 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 op,machine_mode  mode);
  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 void arc_set_default_type_attributes(tree type);
  36 extern const char *arc_output_libcall (const char *);
  37 extern bool prepare_extend_operands (rtx *operands, enum rtx_code code,
  38                                      machine_mode omode);
  39 extern int arc_output_addsi (rtx *operands, bool, bool);
  40 extern int arc_output_commutative_cond_exec (rtx *operands, bool);
  41 extern bool arc_expand_movmem (rtx *operands);
  42 extern bool prepare_move_operands (rtx *operands, machine_mode mode);
  43 extern void emit_shift (enum rtx_code, rtx, rtx, rtx);
  44 #endif /* RTX_CODE */
  45
  46 #ifdef TREE_CODE
  47 extern enum arc_function_type arc_compute_function_type (struct function *);
  48 #endif /* TREE_CODE */
  49
  50
  51 extern void arc_init (void);
  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 extern rtx arc_legitimize_pic_address (rtx, rtx);
  57 void arc_asm_output_aligned_decl_local (FILE *, tree, const char *,
  58                                         unsigned HOST_WIDE_INT,
  59                                         unsigned HOST_WIDE_INT,
  60                                         unsigned HOST_WIDE_INT);
  61 extern rtx arc_return_addr_rtx (int , rtx);
  62 extern bool check_if_valid_regno_const (rtx *, int);
  63 extern bool check_if_valid_sleep_operand (rtx *, int);
  64 extern bool arc_legitimate_constant_p (machine_mode, rtx);
  65 extern bool arc_legitimate_pc_offset_p (rtx);
  66 extern bool arc_legitimate_pic_addr_p (rtx);
  67 extern void emit_pic_move (rtx *, machine_mode);
  68 extern bool arc_raw_symbolic_reference_mentioned_p (rtx, bool);
  69 extern bool arc_legitimate_pic_operand_p (rtx);
  70 extern bool arc_is_longcall_p (rtx);
  71 extern bool arc_is_shortcall_p (rtx);
  72 extern bool arc_profile_call (rtx callee);
  73 extern bool valid_brcc_with_delay_p (rtx *);
  74 extern bool small_data_pattern (rtx , machine_mode);
  75 extern rtx arc_rewrite_small_data (rtx);
  76 extern bool arc_ccfsm_cond_exec_p (void);
  77 struct secondary_reload_info;
  78 extern int arc_register_move_cost (machine_mode, enum reg_class,
  79                                    enum reg_class);
  80 extern rtx disi_highpart (rtx);
  81 extern int arc_adjust_insn_length (rtx_insn *, int, bool);
  82 extern int arc_corereg_hazard (rtx, rtx);
  83 extern int arc_hazard (rtx_insn *, rtx_insn *);
  84 extern int arc_write_ext_corereg (rtx);
  85 extern rtx gen_acc1 (void);
  86 extern rtx gen_acc2 (void);
  87 extern rtx gen_mlo (void);
  88 extern rtx gen_mhi (void);
  89 extern bool arc_branch_size_unknown_p (void);
  90 struct arc_ccfsm;
  91 extern void arc_ccfsm_record_condition (rtx, bool, rtx_insn *,
  92                                         struct arc_ccfsm *);
  93 extern void arc_expand_prologue (void);
  94 extern void arc_expand_epilogue (int);
  95 extern void arc_init_expanders (void);
  96 extern int arc_check_millicode (rtx op, int offset, int load_p);
  97 extern int arc_get_unalign (void);
  98 extern void arc_clear_unalign (void);
  99 extern void arc_toggle_unalign (void);
 100 extern void split_addsi (rtx *);
 101 extern void split_subsi (rtx *);
 102 extern void arc_pad_return (void);
 103 extern rtx arc_split_move (rtx *);
 104 extern int arc_verify_short (rtx_insn *insn, int unalign, int);
 105 extern const char *arc_short_long (rtx_insn *insn, const char *, const char *);
 106 extern rtx arc_regno_use_in (unsigned int, rtx);
 107 extern int arc_attr_type (rtx_insn *);
 108 extern bool arc_scheduling_not_expected (void);
 109 extern bool arc_sets_cc_p (rtx_insn *insn);
 110 extern int arc_label_align (rtx label);
 111 extern bool arc_need_delay (rtx_insn *insn);
 112 extern bool arc_text_label (rtx_insn *insn);
 113
 114 extern int arc_decl_pretend_args (tree decl);
 115 extern bool arc_short_comparison_p (rtx, int);
 116 extern bool arc_epilogue_uses (int regno);
 117 /* insn-attrtab.c doesn't include reload.h, which declares regno_clobbered_p. */
 118 extern int regno_clobbered_p (unsigned int, rtx_insn *, machine_mode, int);
 119 extern int arc_return_slot_offset (void);
 120 extern bool arc_legitimize_reload_address (rtx *, machine_mode, int, int);