gcc/debug.c

   1 /* Do-nothing debug hooks for GCC.
   2    Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2010, 2011
   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 "tree.h"
  24 #include "debug.h"
  25
  26 /* The do-nothing debug hooks.  */
  27 const struct gcc_debug_hooks do_nothing_debug_hooks =
  28 {
  29   debug_nothing_charstar,
  30   debug_nothing_charstar,
  31   debug_nothing_void,
  32   debug_nothing_int_charstar,
  33   debug_nothing_int_charstar,
  34   debug_nothing_int_charstar,
  35   debug_nothing_int,
  36   debug_nothing_int_int,                 /* begin_block */
  37   debug_nothing_int_int,                 /* end_block */
  38   debug_true_const_tree,                 /* ignore_block */
  39   debug_nothing_int_charstar_int_bool,   /* source_line */
  40   debug_nothing_int_charstar,            /* begin_prologue */
  41   debug_nothing_int_charstar,            /* end_prologue */
  42   debug_nothing_int_charstar,            /* begin_epilogue */
  43   debug_nothing_int_charstar,            /* end_epilogue */
  44   debug_nothing_tree,                    /* begin_function */
  45   debug_nothing_int,                     /* end_function */
  46   debug_nothing_tree,                    /* function_decl */
  47   debug_nothing_tree,                    /* global_decl */
  48   debug_nothing_tree_int,                /* type_decl */
  49   debug_nothing_tree_tree_tree_bool,     /* imported_module_or_decl */
  50   debug_nothing_tree,                    /* deferred_inline_function */
  51   debug_nothing_tree,                    /* outlining_inline_function */
  52   debug_nothing_rtx,                     /* label */
  53   debug_nothing_int,                     /* handle_pch */
  54   debug_nothing_rtx,                     /* var_location */
  55   debug_nothing_void,                    /* switch_text_section */
  56   debug_nothing_tree_tree,               /* set_name */
  57   0,                                     /* start_end_main_source_file */
  58   TYPE_SYMTAB_IS_ADDRESS                 /* tree_type_symtab_field */
  59 };
  60
  61 /* This file contains implementations of each debug hook that do
  62    nothing.  */
  63
  64 void
  65 debug_nothing_void (void)
  66 {
  67 }
  68
  69 void
  70 debug_nothing_tree (tree decl ATTRIBUTE_UNUSED)
  71 {
  72 }
  73
  74 void
  75 debug_nothing_tree_tree (tree t1 ATTRIBUTE_UNUSED,
  76                          tree t2 ATTRIBUTE_UNUSED)
  77 {
  78 }
  79
  80 void
  81 debug_nothing_tree_tree_tree_bool (tree t1 ATTRIBUTE_UNUSED,
  82                                    tree t2 ATTRIBUTE_UNUSED,
  83                                    tree t3 ATTRIBUTE_UNUSED,
  84                                    bool b1 ATTRIBUTE_UNUSED)
  85 {
  86 }
  87
  88 bool
  89 debug_true_const_tree (const_tree block ATTRIBUTE_UNUSED)
  90 {
  91   return true;
  92 }
  93
  94 void
  95 debug_nothing_rtx (rtx insn ATTRIBUTE_UNUSED)
  96 {
  97 }
  98
  99 void
 100 debug_nothing_rtx_rtx (rtx insn ATTRIBUTE_UNUSED,
 101                        rtx new_insn ATTRIBUTE_UNUSED)
 102 {
 103 }
 104
 105 void
 106 debug_nothing_charstar (const char *main_filename ATTRIBUTE_UNUSED)
 107 {
 108 }
 109
 110 void
 111 debug_nothing_int_charstar (unsigned int line ATTRIBUTE_UNUSED,
 112                             const char *text ATTRIBUTE_UNUSED)
 113 {
 114 }
 115
 116 void
 117 debug_nothing_int_charstar_int_bool (unsigned int line ATTRIBUTE_UNUSED,
 118                                      const char *text ATTRIBUTE_UNUSED,
 119                                      int discriminator ATTRIBUTE_UNUSED,
 120                                      bool is_stmt ATTRIBUTE_UNUSED)
 121 {
 122 }
 123
 124 void
 125 debug_nothing_int (unsigned int line ATTRIBUTE_UNUSED)
 126 {
 127 }
 128
 129 void
 130 debug_nothing_int_int (unsigned int line ATTRIBUTE_UNUSED,
 131                        unsigned int n ATTRIBUTE_UNUSED)
 132 {
 133 }
 134
 135 void
 136 debug_nothing_tree_int (tree decl ATTRIBUTE_UNUSED,
 137                         int local ATTRIBUTE_UNUSED)
 138 {
 139 }