gcc/debug.c

   1 /* Do-nothing debug hooks for GCC.
   2    Copyright (C) 2001, 2002, 2003, 2004 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_tree,               /* imported_module_or_decl */
  45   debug_nothing_tree,                    /* deferred_inline_function */
  46   debug_nothing_tree,                    /* outlining_inline_function */
  47   debug_nothing_rtx,                     /* label */
  48   debug_nothing_int                      /* handle_pch */
  49 };
  50
  51 /* This file contains implementations of each debug hook that do
  52    nothing.  */
  53
  54 void
  55 debug_nothing_void (void)
  56 {
  57 }
  58
  59 void
  60 debug_nothing_tree (tree decl ATTRIBUTE_UNUSED)
  61 {
  62 }
  63
  64 void
  65 debug_nothing_tree_tree (tree t1 ATTRIBUTE_UNUSED,
  66                          tree t2 ATTRIBUTE_UNUSED)
  67 {
  68 }
  69
  70 bool
  71 debug_true_tree (tree block ATTRIBUTE_UNUSED)
  72 {
  73   return true;
  74 }
  75
  76 void
  77 debug_nothing_rtx (rtx insn ATTRIBUTE_UNUSED)
  78 {
  79 }
  80
  81 void
  82 debug_nothing_charstar (const char *main_filename ATTRIBUTE_UNUSED)
  83 {
  84 }
  85
  86 void
  87 debug_nothing_int_charstar (unsigned int line ATTRIBUTE_UNUSED,
  88                             const char *text ATTRIBUTE_UNUSED)
  89 {
  90 }
  91
  92 void
  93 debug_nothing_int (unsigned int line ATTRIBUTE_UNUSED)
  94 {
  95 }
  96
  97 void
  98 debug_nothing_int_int (unsigned int line ATTRIBUTE_UNUSED,
  99                        unsigned int n ATTRIBUTE_UNUSED)
 100 {
 101 }