gcc/config/sparc/litecoff.h

   1 /* Definitions of target machine for GNU compiler, 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 GNU CC.
   6
   7 GNU CC 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 GNU CC 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 GNU CC; 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 #undef CPP_PREDEFINES
  25 #define CPP_PREDEFINES "-Dsparc -Dsparclite -Acpu=sparc -Amachine=sparc"
  26
  27 /* Default to stabs in COFF.  */
  28
  29 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
  30
  31 /* Support the ctors and dtors sections for g++.  */
  32
  33 #undef INIT_SECTION_ASM_OP
  34
  35 #undef DO_GLOBAL_CTORS_BODY
  36 #undef DO_GLOBAL_DTORS_BODY
  37
  38 /* These compiler options take an argument.  We ignore -target for now.  */
  39
  40 #define WORD_SWITCH_TAKES_ARG(STR)                              \
  41  (DEFAULT_WORD_SWITCH_TAKES_ARG (STR)                           \
  42   || !strcmp (STR, "target") || !strcmp (STR, "assert"))
  43
  44 /* Output the label for a function definition.  */
  45
  46 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL)                     \
  47 do {                                                                    \
  48   ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL));                        \
  49   ASM_OUTPUT_LABEL (FILE, NAME);                                        \
  50 } while (0)
  51
  52 /* Output before read-only data.  */
  53
  54 #define TEXT_SECTION_ASM_OP "\t.text"
  55
  56 /* Output before writable data.  */
  57
  58 #define DATA_SECTION_ASM_OP "\t.data"
  59
  60 /* How to renumber registers for dbx and gdb.  In the flat model, the frame
  61    pointer is really %i7.  */
  62
  63 #define DBX_REGISTER_NUMBER(REGNO) \
  64   (TARGET_FLAT && (REGNO) == HARD_FRAME_POINTER_REGNUM ? 31 : REGNO)