gcc/config/ia64/ia64-protos.h

   1 /* Definitions of target machine for GNU compiler for IA-64.
   2    Copyright (C) 1999, 2000, 2002, 2003, 2004, 2005
   3    Free Software Foundation, Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22 /* Variables defined in ia64.c.  */
  23
  24 #ifdef RTX_CODE
  25 extern GTY(()) rtx ia64_compare_op0;
  26 extern GTY(()) rtx ia64_compare_op1;
  27 #endif
  28
  29 /* Functions defined in ia64.c */
  30
  31 extern int bundling_p;
  32 #ifdef RTX_CODE
  33 extern int ia64_st_address_bypass_p (rtx, rtx);
  34 extern int ia64_ld_address_bypass_p (rtx, rtx);
  35 extern int ia64_produce_address_p (rtx);
  36
  37 extern bool ia64_const_ok_for_letter_p (HOST_WIDE_INT, char);
  38 extern bool ia64_const_double_ok_for_letter_p (rtx, char);
  39 extern bool ia64_extra_constraint (rtx, char);
  40
  41 extern rtx ia64_expand_move (rtx, rtx);
  42 extern int ia64_move_ok (rtx, rtx);
  43 extern int addp4_optimize_ok (rtx, rtx);
  44 extern void ia64_emit_cond_move (rtx, rtx, rtx);
  45 extern int ia64_depz_field_mask (rtx, rtx);
  46 extern void ia64_split_tmode_move (rtx[]);
  47 extern rtx spill_xfmode_operand (rtx, int);
  48 extern rtx ia64_expand_compare (enum rtx_code, enum machine_mode);
  49 extern void ia64_expand_vecint_cmov (rtx[]);
  50 extern bool ia64_expand_vecint_minmax (enum rtx_code, enum machine_mode, rtx[]);
  51 extern void ia64_expand_call (rtx, rtx, rtx, int);
  52 extern void ia64_split_call (rtx, rtx, rtx, rtx, rtx, int, int);
  53 extern void ia64_reload_gp (void);
  54
  55 extern HOST_WIDE_INT ia64_initial_elimination_offset (int, int);
  56 extern void ia64_expand_prologue (void);
  57 extern void ia64_expand_epilogue (int);
  58
  59 extern int ia64_direct_return (void);
  60 extern void ia64_expand_load_address (rtx, rtx);
  61 extern int ia64_hard_regno_rename_ok (int, int);
  62
  63 extern void ia64_initialize_trampoline (rtx, rtx, rtx);
  64 extern void ia64_print_operand_address (FILE *, rtx);
  65 extern void ia64_print_operand (FILE *, rtx, int);
  66 extern enum reg_class ia64_preferred_reload_class (rtx, enum reg_class);
  67 extern enum reg_class ia64_secondary_reload_class (enum reg_class,
  68                                                    enum machine_mode, rtx);
  69 extern void ia64_output_dwarf_dtprel (FILE*, int, rtx);
  70 extern void process_for_unwind_directive (FILE *, rtx);
  71 extern const char *get_bundle_name (int);
  72 #endif /* RTX_CODE */
  73
  74 #ifdef TREE_CODE
  75 #ifdef RTX_CODE
  76 extern rtx ia64_function_arg (CUMULATIVE_ARGS *, enum machine_mode,
  77                               tree, int, int);
  78 extern rtx ia64_expand_builtin (tree, rtx, rtx, enum machine_mode, int);
  79 extern rtx ia64_va_arg (tree, tree);
  80 extern rtx ia64_function_value (tree, tree);
  81 #endif /* RTX_CODE */
  82
  83 extern void ia64_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode,
  84                                        tree, int);
  85 extern int ia64_function_arg_boundary (enum machine_mode, tree);
  86 extern void ia64_asm_output_external (FILE *, tree, const char *);
  87 #endif /* TREE_CODE */
  88
  89 extern int ia64_register_move_cost (enum machine_mode, enum reg_class,
  90                                     enum reg_class);
  91 extern int ia64_epilogue_uses (int);
  92 extern int ia64_eh_uses (int);
  93 extern void emit_safe_across_calls (void);
  94 extern void ia64_init_builtins (void);
  95 extern void ia64_override_options (void);
  96 extern int ia64_dbx_register_number (int);
  97
  98 extern rtx ia64_return_addr_rtx (HOST_WIDE_INT, rtx);
  99 extern void ia64_split_return_addr_rtx (rtx);
 100
 101 #ifdef SDATA_SECTION_ASM_OP
 102 extern void sdata_section (void);
 103 #endif
 104
 105 #ifdef SBSS_SECTION_ASM_OP
 106 extern void sbss_section (void);
 107 #endif
 108
 109 #ifdef ARGS_SIZE_RTX
 110 /* expr.h defines ARGS_SIZE_RTX and `enum direction'.  */
 111 extern enum direction ia64_hpux_function_arg_padding (enum machine_mode, tree);
 112 #endif /* ARGS_SIZE_RTX */
 113
 114 extern void ia64_hpux_handle_builtin_pragma (struct cpp_reader *);