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