gcc/config/sparc/litecoff.h

   1 /* Definitions of target machine for GCC, for SPARClite w/o FPU, COFF.
   2    Copyright (C) 1994, 1996, 2000, 2002 Free Software Foundation, Inc.
   3    Written by Ken Raeburn (raeburn@cygnus.com).
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22 #define BSS_SECTION_ASM_OP      "\t.section\t\".bss\""
  23
  24 #define TARGET_OS_CPP_BUILTINS()                \
  25   do                                            \
  26     {                                           \
  27         builtin_define_std ("sparc");           \
  28         builtin_define_std ("sparclite");       \
  29     }                                           \
  30   while (0)
  31
  32 /* Default to stabs in COFF.  */
  33
  34 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
  35
  36 /* Support the ctors and dtors sections for g++.  */
  37
  38 #undef INIT_SECTION_ASM_OP
  39
  40 #undef DO_GLOBAL_CTORS_BODY
  41 #undef DO_GLOBAL_DTORS_BODY
  42
  43 /* These compiler options take an argument.  We ignore -target for now.  */
  44
  45 #define WORD_SWITCH_TAKES_ARG(STR)                              \
  46  (DEFAULT_WORD_SWITCH_TAKES_ARG (STR)                           \
  47   || !strcmp (STR, "target") || !strcmp (STR, "assert"))
  48
  49 /* Output the label for a function definition.  */
  50
  51 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL)                     \
  52 do {                                                                    \
  53   ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL));                        \
  54   ASM_OUTPUT_LABEL (FILE, NAME);                                        \
  55 } while (0)
  56
  57 /* Output before read-only data.  */
  58
  59 #define TEXT_SECTION_ASM_OP "\t.text"
  60
  61 /* Output before writable data.  */
  62
  63 #define DATA_SECTION_ASM_OP "\t.data"
  64
  65 /* How to renumber registers for dbx and gdb.  In the flat model, the frame
  66    pointer is really %i7.  */
  67
  68 #define DBX_REGISTER_NUMBER(REGNO) \
  69   (TARGET_FLAT && (REGNO) == HARD_FRAME_POINTER_REGNUM ? 31 : REGNO)