gcc/debug.c

   1 /* Do-nothing debug hooks for GCC.
   2    Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
   3
   4 This program is free software; you can redistribute it and/or modify it
   5 under the terms of the GNU General Public License as published by the
   6 Free Software Foundation; either version 2, or (at your option) any
   7 later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program; if not, write to the Free Software
  16 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  17
  18 #include "config.h"
  19 #include "system.h"
  20 #include "coretypes.h"
  21 #include "tm.h"
  22 #include "debug.h"
  23
  24 /* The do-nothing debug hooks.  */
  25 const struct gcc_debug_hooks do_nothing_debug_hooks =
  26 {
  27   debug_nothing_charstar,
  28   debug_nothing_charstar,
  29   debug_nothing_int_charstar,
  30   debug_nothing_int_charstar,
  31   debug_nothing_int_charstar,
  32   debug_nothing_int,
  33   debug_nothing_int_int,                 /* begin_block */
  34   debug_nothing_int_int,                 /* end_block */
  35   debug_true_tree,                       /* ignore_block */
  36   debug_nothing_int_charstar,            /* source_line */
  37   debug_nothing_int_charstar,            /* begin_prologue */
  38   debug_nothing_int_charstar,            /* end_prologue */
  39   debug_nothing_int_charstar,            /* end_epilogue */
  40   debug_nothing_tree,                    /* begin_function */
  41   debug_nothing_int,                     /* end_function */
  42   debug_nothing_tree,                    /* function_decl */
  43   debug_nothing_tree,                    /* global_decl */
  44   debug_nothing_tree_int,                /* type_decl */
  45   debug_nothing_tree_tree,               /* imported_module_or_decl */
  46   debug_nothing_tree,                    /* deferred_inline_function */
  47   debug_nothing_tree,                    /* outlining_inline_function */
  48   debug_nothing_rtx,                     /* label */
  49   debug_nothing_int,                     /* handle_pch */
  50   debug_nothing_rtx,                     /* var_location */
  51   0                                      /* start_end_main_source_file */
  52 };
  53
  54 /* This file contains implementations of each debug hook that do
  55    nothing.  */
  56
  57 void
  58 debug_nothing_void (void)
  59 {
  60 }
  61
  62 void
  63 debug_nothing_tree (tree decl ATTRIBUTE_UNUSED)
  64 {
  65 }
  66
  67 void
  68 debug_nothing_tree_tree (tree t1 ATTRIBUTE_UNUSED,
  69                          tree t2 ATTRIBUTE_UNUSED)
  70 {
  71 }
  72
  73 bool
  74 debug_true_tree (tree block ATTRIBUTE_UNUSED)
  75 {
  76   return true;
  77 }
  78
  79 void
  80 debug_nothing_rtx (rtx insn ATTRIBUTE_UNUSED)
  81 {
  82 }
  83
  84 void
  85 debug_nothing_charstar (const char *main_filename ATTRIBUTE_UNUSED)
  86 {
  87 }
  88
  89 void
  90 debug_nothing_int_charstar (unsigned int line ATTRIBUTE_UNUSED,
  91                             const char *text ATTRIBUTE_UNUSED)
  92 {
  93 }
  94
  95 void
  96 debug_nothing_int (unsigned int line ATTRIBUTE_UNUSED)
  97 {
  98 }
  99
 100 void
 101 debug_nothing_int_int (unsigned int line ATTRIBUTE_UNUSED,
 102                        unsigned int n ATTRIBUTE_UNUSED)
 103 {
 104 }
 105
 106 void
 107 debug_nothing_tree_int (tree decl ATTRIBUTE_UNUSED,
 108                         int local ATTRIBUTE_UNUSED)
 109 {
 110 }