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88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
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/* Definitions needed when using stabs embedded in COFF sections.
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Copyright (C) 1996 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* This file may be included by any COFF target which wishes to
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support -gstabs generating stabs in sections, as produced by gas
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and understood by gdb. */
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/* Output DBX (stabs) debugging information if doing -gstabs. */
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#undef DBX_DEBUGGING_INFO
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#define DBX_DEBUGGING_INFO
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/* Generate SDB debugging information by default. */
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#ifndef PREFERRED_DEBUGGING_TYPE
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#define PREFERRED_DEBUGGING_TYPE SDB_DEBUG
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#endif
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/* Be function-relative for block and source line stab directives. */
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#undef DBX_BLOCKS_FUNCTION_RELATIVE
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#define DBX_BLOCKS_FUNCTION_RELATIVE 1
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/* but, to make this work, functions must appear prior to line info. */
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#undef DBX_FUNCTION_FIRST
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#define DBX_FUNCTION_FIRST
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/* Generate a blank trailing N_SO to mark the end of the .o file, since
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we can't depend upon the linker to mark .o file boundaries with
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embedded stabs. */
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#undef DBX_OUTPUT_MAIN_SOURCE_FILE_END
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#define DBX_OUTPUT_MAIN_SOURCE_FILE_END(FILE, FILENAME) \
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fprintf (FILE, \
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"\t.text\n\t.stabs \"\",%d,0,0,Letext\nLetext:\n", N_SO)
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/* Like block addresses, stabs line numbers are relative to the
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current function. */
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#undef ASM_OUTPUT_SOURCE_LINE
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#define ASM_OUTPUT_SOURCE_LINE(FILE, LINE) \
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{ if (write_symbols == SDB_DEBUG) { \
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fprintf ((FILE), "\t.ln\t%d\n", \
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((sdb_begin_function_line > -1) \
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? (LINE) - sdb_begin_function_line : 1)); \
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} else if (write_symbols == DBX_DEBUG) { \
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static int sym_lineno = 1; \
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char buffer[256]; \
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ASM_GENERATE_INTERNAL_LABEL (buffer, "LM", sym_lineno); \
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fprintf (FILE, ".stabn 68,0,%d,", LINE); \
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assemble_name (FILE, buffer); \
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putc ('-', FILE); \
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assemble_name (FILE, \
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XSTR (XEXP (DECL_RTL (current_function_decl), 0), 0)); \
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putc ('\n', FILE); \
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ASM_OUTPUT_INTERNAL_LABEL (FILE, "LM", sym_lineno); \
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sym_lineno++; \
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} }
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/* When generating stabs debugging, use N_BINCL entries. */
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#undef DBX_USE_BINCL
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#define DBX_USE_BINCL
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/* There is no limit to the length of stabs strings. */
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#ifndef DBX_CONTIN_LENGTH
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#define DBX_CONTIN_LENGTH 0
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#endif
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