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 "debug.h"
  24
  25 /* The do-nothing debug hooks.  */
  26 const struct gcc_debug_hooks do_nothing_debug_hooks =
  27 {
  28   debug_nothing_charstar,
  29   debug_nothing_charstar,
  30   debug_nothing_void,
  31   debug_nothing_int_charstar,
  32   debug_nothing_int_charstar,
  33   debug_nothing_int_charstar,
  34   debug_nothing_int,
  35   debug_nothing_int_int,                 /* begin_block */
  36   debug_nothing_int_int,                 /* end_block */
  37   debug_true_const_tree,                 /* ignore_block */
  38   debug_nothing_int_charstar_int_bool,   /* source_line */
  39   debug_nothing_int_charstar,            /* begin_prologue */
  40   debug_nothing_int_charstar,            /* end_prologue */
  41   debug_nothing_int_charstar,            /* begin_epilogue */
  42   debug_nothing_int_charstar,            /* end_epilogue */
  43   debug_nothing_tree,                    /* begin_function */
  44   debug_nothing_int,                     /* end_function */
  45   debug_nothing_tree,                    /* function_decl */
  46   debug_nothing_tree,                    /* global_decl */
  47   debug_nothing_tree_int,                /* type_decl */
  48   debug_nothing_tree_tree_tree_bool,     /* imported_module_or_decl */
  49   debug_nothing_tree,                    /* deferred_inline_function */
  50   debug_nothing_tree,                    /* outlining_inline_function */
  51   debug_nothing_rtx,                     /* label */
  52   debug_nothing_int,                     /* handle_pch */
  53   debug_nothing_rtx,                     /* var_location */
  54   debug_nothing_void,                    /* switch_text_section */
  55   debug_nothing_tree,                    /* direct_call */
  56   debug_nothing_tree_int,                /* virtual_call_token */
  57   debug_nothing_rtx_rtx,                 /* copy_call_info */
  58   debug_nothing_uid,                     /* virtual_call */
  59   debug_nothing_tree_tree,               /* set_name */
  60   0                                      /* start_end_main_source_file */
  61 };
  62
  63 /* This file contains implementations of each debug hook that do
  64    nothing.  */
  65
  66 void
  67 debug_nothing_void (void)
  68 {
  69 }
  70
  71 void
  72 debug_nothing_tree (tree decl ATTRIBUTE_UNUSED)
  73 {
  74 }
  75
  76 void
  77 debug_nothing_tree_tree (tree t1 ATTRIBUTE_UNUSED,
  78                          tree t2 ATTRIBUTE_UNUSED)
  79 {
  80 }
  81
  82 void
  83 debug_nothing_tree_tree_tree_bool (tree t1 ATTRIBUTE_UNUSED,
  84                                    tree t2 ATTRIBUTE_UNUSED,
  85                                    tree t3 ATTRIBUTE_UNUSED,
  86                                    bool b1 ATTRIBUTE_UNUSED)
  87 {
  88 }
  89
  90 bool
  91 debug_true_const_tree (const_tree block ATTRIBUTE_UNUSED)
  92 {
  93   return true;
  94 }
  95
  96 void
  97 debug_nothing_rtx (rtx insn ATTRIBUTE_UNUSED)
  98 {
  99 }
 100
 101 void
 102 debug_nothing_rtx_rtx (rtx insn ATTRIBUTE_UNUSED,
 103                        rtx new_insn ATTRIBUTE_UNUSED)
 104 {
 105 }
 106
 107 void
 108 debug_nothing_charstar (const char *main_filename ATTRIBUTE_UNUSED)
 109 {
 110 }
 111
 112 void
 113 debug_nothing_int_charstar (unsigned int line ATTRIBUTE_UNUSED,
 114                             const char *text ATTRIBUTE_UNUSED)
 115 {
 116 }
 117
 118 void
 119 debug_nothing_int_charstar_int_bool (unsigned int line ATTRIBUTE_UNUSED,
 120                                      const char *text ATTRIBUTE_UNUSED,
 121                                      int discriminator ATTRIBUTE_UNUSED,
 122                                      bool is_stmt ATTRIBUTE_UNUSED)
 123 {
 124 }
 125
 126 void
 127 debug_nothing_int (unsigned int line ATTRIBUTE_UNUSED)
 128 {
 129 }
 130
 131 void
 132 debug_nothing_int_int (unsigned int line ATTRIBUTE_UNUSED,
 133                        unsigned int n ATTRIBUTE_UNUSED)
 134 {
 135 }
 136
 137 void
 138 debug_nothing_tree_int (tree decl ATTRIBUTE_UNUSED,
 139                         int local ATTRIBUTE_UNUSED)
 140 {
 141 }
 142
 143 void
 144 debug_nothing_uid (int uid ATTRIBUTE_UNUSED)
 145 {
 146 }