gcc/debug.c

   1 /* Do-nothing debug hooks for GCC.
   2    Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2010
   3    Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify it
   6    under the terms of the GNU General Public License as published by the
   7    Free Software Foundation; either version 3, or (at your option) any
   8    later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; see the file COPYING3.  If not see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include "config.h"
  20 #include "system.h"
  21 #include "coretypes.h"
  22 #include "tm.h"
  23 #include "tree.h"
  24 #include "debug.h"
  25
  26 /* The do-nothing debug hooks.  */
  27 const struct gcc_debug_hooks do_nothing_debug_hooks =
  28 {
  29   debug_nothing_charstar,
  30   debug_nothing_charstar,
  31   debug_nothing_void,
  32   debug_nothing_int_charstar,
  33   debug_nothing_int_charstar,
  34   debug_nothing_int_charstar,
  35   debug_nothing_int,
  36   debug_nothing_int_int,                 /* begin_block */
  37   debug_nothing_int_int,                 /* end_block */
  38   debug_true_const_tree,                 /* ignore_block */
  39   debug_nothing_int_charstar_int_bool,   /* source_line */
  40   debug_nothing_int_charstar,            /* begin_prologue */
  41   debug_nothing_int_charstar,            /* end_prologue */
  42   debug_nothing_int_charstar,            /* begin_epilogue */
  43   debug_nothing_int_charstar,            /* end_epilogue */
  44   debug_nothing_tree,                    /* begin_function */
  45   debug_nothing_int,                     /* end_function */
  46   debug_nothing_tree,                    /* function_decl */
  47   debug_nothing_tree,                    /* global_decl */
  48   debug_nothing_tree_int,                /* type_decl */
  49   debug_nothing_tree_tree_tree_bool,     /* imported_module_or_decl */
  50   debug_nothing_tree,                    /* deferred_inline_function */
  51   debug_nothing_tree,                    /* outlining_inline_function */
  52   debug_nothing_rtx,                     /* label */
  53   debug_nothing_int,                     /* handle_pch */
  54   debug_nothing_rtx,                     /* var_location */
  55   debug_nothing_void,                    /* switch_text_section */
  56   debug_nothing_tree,                    /* direct_call */
  57   debug_nothing_tree_int,                /* virtual_call_token */
  58   debug_nothing_rtx_rtx,                 /* copy_call_info */
  59   debug_nothing_uid,                     /* virtual_call */
  60   debug_nothing_tree_tree,               /* set_name */
  61   0,                                     /* start_end_main_source_file */
  62   TYPE_SYMTAB_IS_ADDRESS                 /* tree_type_symtab_field */
  63 };
  64
  65 /* This file contains implementations of each debug hook that do
  66    nothing.  */
  67
  68 void
  69 debug_nothing_void (void)
  70 {
  71 }
  72
  73 void
  74 debug_nothing_tree (tree decl ATTRIBUTE_UNUSED)
  75 {
  76 }
  77
  78 void
  79 debug_nothing_tree_tree (tree t1 ATTRIBUTE_UNUSED,
  80                          tree t2 ATTRIBUTE_UNUSED)
  81 {
  82 }
  83
  84 void
  85 debug_nothing_tree_tree_tree_bool (tree t1 ATTRIBUTE_UNUSED,
  86                                    tree t2 ATTRIBUTE_UNUSED,
  87                                    tree t3 ATTRIBUTE_UNUSED,
  88                                    bool b1 ATTRIBUTE_UNUSED)
  89 {
  90 }
  91
  92 bool
  93 debug_true_const_tree (const_tree block ATTRIBUTE_UNUSED)
  94 {
  95   return true;
  96 }
  97
  98 void
  99 debug_nothing_rtx (rtx insn ATTRIBUTE_UNUSED)
 100 {
 101 }
 102
 103 void
 104 debug_nothing_rtx_rtx (rtx insn ATTRIBUTE_UNUSED,
 105                        rtx new_insn ATTRIBUTE_UNUSED)
 106 {
 107 }
 108
 109 void
 110 debug_nothing_charstar (const char *main_filename ATTRIBUTE_UNUSED)
 111 {
 112 }
 113
 114 void
 115 debug_nothing_int_charstar (unsigned int line ATTRIBUTE_UNUSED,
 116                             const char *text ATTRIBUTE_UNUSED)
 117 {
 118 }
 119
 120 void
 121 debug_nothing_int_charstar_int_bool (unsigned int line ATTRIBUTE_UNUSED,
 122                                      const char *text ATTRIBUTE_UNUSED,
 123                                      int discriminator ATTRIBUTE_UNUSED,
 124                                      bool is_stmt ATTRIBUTE_UNUSED)
 125 {
 126 }
 127
 128 void
 129 debug_nothing_int (unsigned int line ATTRIBUTE_UNUSED)
 130 {
 131 }
 132
 133 void
 134 debug_nothing_int_int (unsigned int line ATTRIBUTE_UNUSED,
 135                        unsigned int n ATTRIBUTE_UNUSED)
 136 {
 137 }
 138
 139 void
 140 debug_nothing_tree_int (tree decl ATTRIBUTE_UNUSED,
 141                         int local ATTRIBUTE_UNUSED)
 142 {
 143 }
 144
 145 void
 146 debug_nothing_uid (int uid ATTRIBUTE_UNUSED)
 147 {
 148 }