gcc/config/i960/i960-coff.h

   1 /* Definitions of target machine for GNU compiler, for "naked" Intel
   2    80960 using coff object format and coff debugging symbols.
   3    Copyright (C) 1988, 1989, 1991, 1996 Free Software Foundation.
   4    Contributed by Steven McGeady (mcg@omepd.intel.com)
   5    Additional work by Glenn Colon-Bonet, Jonathan Shapiro, Andy Wilson
   6    Converted to GCC 2.0 by Michael Tiemann, Cygnus Support.
   7
   8 This file is part of GNU CC.
   9
  10 GNU CC is free software; you can redistribute it and/or modify
  11 it under the terms of the GNU General Public License as published by
  12 the Free Software Foundation; either version 2, or (at your option)
  13 any later version.
  14
  15 GNU CC is distributed in the hope that it will be useful,
  16 but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 GNU General Public License for more details.
  19
  20 You should have received a copy of the GNU General Public License
  21 along with GNU CC; see the file COPYING.  If not, write to
  22 the Free Software Foundation, 59 Temple Place - Suite 330,
  23 Boston, MA 02111-1307, USA.  */
  24
  25 /* Support -gstabs using stabs in COFF sections.  */
  26
  27 /* Generate SDB_DEBUGGING_INFO by default.  */
  28 #undef PREFERRED_DEBUGGING_TYPE
  29 #define PREFERRED_DEBUGGING_TYPE SDB_DEBUG
  30
  31 /* This is intended to be used with Cygnus's newlib library, so we want to
  32    use the standard definition of LIB_SPEC.  */
  33 #undef LIB_SPEC
  34
  35 #undef ASM_FILE_START
  36 #define ASM_FILE_START(FILE) \
  37   output_file_directive ((FILE), main_input_filename)
  38
  39 /* Support the ctors and dtors sections for g++.  */
  40
  41 #define CTORS_SECTION_ASM_OP    ".section\t.ctors,\"x\""
  42 #define DTORS_SECTION_ASM_OP    ".section\t.dtors,\"x\""
  43
  44 /* A list of other sections which the compiler might be "in" at any
  45    given time.  */
  46
  47 #undef EXTRA_SECTIONS
  48 #define EXTRA_SECTIONS in_ctors, in_dtors
  49
  50 /* A list of extra section function definitions.  */
  51
  52 #undef EXTRA_SECTION_FUNCTIONS
  53 #define EXTRA_SECTION_FUNCTIONS                                         \
  54   CTORS_SECTION_FUNCTION                                                \
  55   DTORS_SECTION_FUNCTION
  56
  57 #define CTORS_SECTION_FUNCTION                                          \
  58 void                                                                    \
  59 ctors_section ()                                                        \
  60 {                                                                       \
  61   if (in_section != in_ctors)                                           \
  62     {                                                                   \
  63       fprintf (asm_out_file, "%s\n", CTORS_SECTION_ASM_OP);             \
  64       in_section = in_ctors;                                            \
  65     }                                                                   \
  66 }
  67
  68 #define DTORS_SECTION_FUNCTION                                          \
  69 void                                                                    \
  70 dtors_section ()                                                        \
  71 {                                                                       \
  72   if (in_section != in_dtors)                                           \
  73     {                                                                   \
  74       fprintf (asm_out_file, "%s\n", DTORS_SECTION_ASM_OP);             \
  75       in_section = in_dtors;                                            \
  76     }                                                                   \
  77 }
  78
  79 #define INT_ASM_OP ".word"
  80
  81 /* A C statement (sans semicolon) to output an element in the table of
  82    global constructors.  */
  83 #define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME)                               \
  84   do {                                                                  \
  85     ctors_section ();                                                   \
  86     fprintf (FILE, "\t%s\t ", INT_ASM_OP);                              \
  87     assemble_name (FILE, NAME);                                         \
  88     fprintf (FILE, "\n");                                               \
  89   } while (0)
  90
  91 /* A C statement (sans semicolon) to output an element in the table of
  92    global destructors.  */
  93 #define ASM_OUTPUT_DESTRUCTOR(FILE,NAME)                                \
  94   do {                                                                  \
  95     dtors_section ();                                                   \
  96     fprintf (FILE, "\t%s\t ", INT_ASM_OP);                              \
  97     assemble_name (FILE, NAME);                                         \
  98     fprintf (FILE, "\n");                                               \
  99   } while (0)
 100
 101 /* end of i960-coff.h */