gcc/debug.c

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