projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| e786ce55 ILT |
1 | /* Definitions needed when using stabs embedded in COFF sections. |
| 2 | Copyright (C) 1996 Free Software Foundation, Inc. | |
| 3 | ||
| 4 | This file is part of GNU CC. | |
| 5 | ||
| 6 | GNU CC 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 2, or (at your option) | |
| 9 | any later version. | |
| 10 | ||
| 11 | GNU CC 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 GNU CC; see the file COPYING. If not, write to | |
| 18 | the Free Software Foundation, 59 Temple Place - Suite 330, | |
| 19 | Boston, MA 02111-1307, USA. */ | |
| 20 | ||
| 21 | /* This file may be included by any COFF target which wishes to | |
| 22 | support -gstabs generating stabs in sections, as produced by gas | |
| 23 | and understood by gdb. */ | |
| 24 | ||
| 25 | /* Output DBX (stabs) debugging information if doing -gstabs. */ | |
| 26 | ||
| 23532de9 | 27 | #define DBX_DEBUGGING_INFO 1 |
| e786ce55 | 28 | |
| 991b6592 | 29 | /* Generate SDB debugging information by default. */ |
| e786ce55 ILT |
30 | |
| 31 | #ifndef PREFERRED_DEBUGGING_TYPE | |
| 32 | #define PREFERRED_DEBUGGING_TYPE SDB_DEBUG | |
| 33 | #endif | |
| 34 | ||
| 35 | /* Be function-relative for block and source line stab directives. */ | |
| 36 | ||
| e400d782 | 37 | #undef DBX_BLOCKS_FUNCTION_RELATIVE |
| e786ce55 ILT |
38 | #define DBX_BLOCKS_FUNCTION_RELATIVE 1 |
| 39 | ||
| 40 | /* but, to make this work, functions must appear prior to line info. */ | |
| 41 | ||
| e400d782 | 42 | #undef DBX_FUNCTION_FIRST |
| e786ce55 ILT |
43 | #define DBX_FUNCTION_FIRST |
| 44 | ||
| 45 | /* Generate a blank trailing N_SO to mark the end of the .o file, since | |
| 46 | we can't depend upon the linker to mark .o file boundaries with | |
| 47 | embedded stabs. */ | |
| 48 | ||
| e400d782 | 49 | #undef DBX_OUTPUT_MAIN_SOURCE_FILE_END |
| e786ce55 | 50 | #define DBX_OUTPUT_MAIN_SOURCE_FILE_END(FILE, FILENAME) \ |
| 3d3fcaef AS |
51 | asm_fprintf (FILE, \ |
| 52 | "\t.text\n\t.stabs \"\",%d,0,0,%LLetext\n%LLetext:\n", N_SO) | |
| e786ce55 ILT |
53 | |
| 54 | /* Like block addresses, stabs line numbers are relative to the | |
| 55 | current function. */ | |
| 56 | ||
| 57 | #undef ASM_OUTPUT_SOURCE_LINE | |
| a8d0467e | 58 | #define ASM_OUTPUT_SOURCE_LINE(FILE, LINE, COUNTER) \ |
| e786ce55 ILT |
59 | { if (write_symbols == SDB_DEBUG) { \ |
| 60 | fprintf ((FILE), "\t.ln\t%d\n", \ | |
| 61 | ((sdb_begin_function_line > -1) \ | |
| 62 | ? (LINE) - sdb_begin_function_line : 1)); \ | |
| 63 | } else if (write_symbols == DBX_DEBUG) { \ | |
| 1733ed29 | 64 | char buffer[256]; \ |
| a8d0467e | 65 | ASM_GENERATE_INTERNAL_LABEL (buffer, "LM", COUNTER); \ |
| 1733ed29 MM |
66 | fprintf (FILE, ".stabn 68,0,%d,", LINE); \ |
| 67 | assemble_name (FILE, buffer); \ | |
| 68 | putc ('-', FILE); \ | |
| e786ce55 ILT |
69 | assemble_name (FILE, \ |
| 70 | XSTR (XEXP (DECL_RTL (current_function_decl), 0), 0)); \ | |
| 1733ed29 | 71 | putc ('\n', FILE); \ |
| a8d0467e | 72 | (*targetm.asm_out.internal_label) (FILE, "LM", COUNTER); \ |
| e786ce55 | 73 | } } |
| a4f0488b ILT |
74 | |
| 75 | /* When generating stabs debugging, use N_BINCL entries. */ | |
| 76 | ||
| e400d782 | 77 | #undef DBX_USE_BINCL |
| a4f0488b ILT |
78 | #define DBX_USE_BINCL |
| 79 | ||
| 80 | /* There is no limit to the length of stabs strings. */ | |
| 81 | ||
| 82 | #ifndef DBX_CONTIN_LENGTH | |
| 83 | #define DBX_CONTIN_LENGTH 0 | |
| 84 | #endif |