gcc/config/dbxcoff.h

   1 /* Definitions needed when using stabs embedded in COFF sections.
   2    Copyright (C) 1996-2017 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 3, or (at your option)
   9 any later version.
  10
  11 GCC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 /* This file may be included by any COFF target which wishes to
  21    support -gstabs generating stabs in sections, as produced by gas
  22    and understood by gdb.  */
  23
  24 /* Output DBX (stabs) debugging information if doing -gstabs.  */
  25
  26 #define DBX_DEBUGGING_INFO 1
  27
  28 /* Generate SDB debugging information by default.  */
  29
  30 #ifndef PREFERRED_DEBUGGING_TYPE
  31 #define PREFERRED_DEBUGGING_TYPE SDB_DEBUG
  32 #endif
  33
  34 /* Be function-relative for block and source line stab directives.  */
  35
  36 #define DBX_BLOCKS_FUNCTION_RELATIVE 1
  37
  38 /* but, to make this work, functions must appear prior to line info.  */
  39
  40 #define DBX_FUNCTION_FIRST
  41
  42 /* Generate a blank trailing N_SO to mark the end of the .o file, since
  43    we can't depend upon the linker to mark .o file boundaries with
  44    embedded stabs.  */
  45
  46 #define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END
  47
  48 /* Like block addresses, stabs line numbers are relative to the
  49    current function.  */
  50
  51 #define DBX_LINES_FUNCTION_RELATIVE 1
  52
  53 /* When generating stabs debugging, use N_BINCL entries.  */
  54
  55 #undef DBX_USE_BINCL
  56 #define DBX_USE_BINCL
  57
  58 /* There is no limit to the length of stabs strings.  */
  59
  60 #ifndef DBX_CONTIN_LENGTH
  61 #define DBX_CONTIN_LENGTH 0
  62 #endif