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_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 };
  52
  53 /* This file contains implementations of each debug hook that do
  54    nothing.  */
  55
  56 void
  57 debug_nothing_void (void)
  58 {
  59 }
  60
  61 void
  62 debug_nothing_tree (tree decl ATTRIBUTE_UNUSED)
  63 {
  64 }
  65
  66 void
  67 debug_nothing_tree_tree (tree t1 ATTRIBUTE_UNUSED,
  68                          tree t2 ATTRIBUTE_UNUSED)
  69 {
  70 }
  71
  72 bool
  73 debug_true_tree (tree block ATTRIBUTE_UNUSED)
  74 {
  75   return true;
  76 }
  77
  78 void
  79 debug_nothing_rtx (rtx insn ATTRIBUTE_UNUSED)
  80 {
  81 }
  82
  83 void
  84 debug_nothing_charstar (const char *main_filename ATTRIBUTE_UNUSED)
  85 {
  86 }
  87
  88 void
  89 debug_nothing_int_charstar (unsigned int line ATTRIBUTE_UNUSED,
  90                             const char *text ATTRIBUTE_UNUSED)
  91 {
  92 }
  93
  94 void
  95 debug_nothing_int (unsigned int line ATTRIBUTE_UNUSED)
  96 {
  97 }
  98
  99 void
 100 debug_nothing_int_int (unsigned int line ATTRIBUTE_UNUSED,
 101                        unsigned int n ATTRIBUTE_UNUSED)
 102 {
 103 }
 104
 105 void
 106 debug_nothing_tree_int (tree decl ATTRIBUTE_UNUSED,
 107                         int local ATTRIBUTE_UNUSED)
 108 {
 109 }