gcc/config/sparc/sp86x-elf.h

   1 /* Definitions of target machine for GNU compiler, for sparclite 86x w/o FPU.
   2    Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
   3    Contributed by Stan Cox (scox@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 #undef CPP_PREDEFINES
  23 #define CPP_PREDEFINES "-D__sparc__ -D__sparclite86x__ -Acpu=sparc -Amachine=sparc"
  24
  25 /* Default to dwarf2 in ELF.  */
  26
  27 #define DWARF_DEBUGGING_INFO 1
  28 #define DWARF2_DEBUGGING_INFO 1
  29
  30 #undef PREFERRED_DEBUGGING_TYPE
  31 #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
  32
  33 #undef TARGET_VERSION
  34 #define TARGET_VERSION fprintf (stderr, " (sparclite 86x)");
  35
  36 /* Enable app-regs and epilogue options.  Do not enable the fpu.  */
  37
  38 #undef TARGET_DEFAULT
  39 #define TARGET_DEFAULT MASK_APP_REGS
  40
  41 #undef ASM_SPEC
  42 #define ASM_SPEC "%{v:-V} %{mlittle-endian-data:--little-endian-data} %(asm_cpu)"
  43
  44 /* US Software GOFAST library support.  */
  45 #undef INIT_SUBTARGET_OPTABS
  46 #define INIT_SUBTARGET_OPTABS INIT_GOFAST_OPTABS
  47
  48 #undef STARTFILE_SPEC
  49 #define STARTFILE_SPEC "crti.o%s crtbegin.o%s"
  50
  51 #undef LINK_SPEC
  52 #define LINK_SPEC "%{v:-V} %{mlittle-endian-data:-EL}"
  53
  54 #undef BYTES_BIG_ENDIAN
  55 #define BYTES_BIG_ENDIAN (! TARGET_LITTLE_ENDIAN_DATA)
  56 #undef WORDS_BIG_ENDIAN
  57 #define WORDS_BIG_ENDIAN (! TARGET_LITTLE_ENDIAN_DATA)
  58
  59 /* Use __main method of constructor invocation */
  60 #undef INIT_SECTION_ASM_OP
  61
  62 #define TARGET_LITTLE_ENDIAN_DATA (target_flags & MASK_LITTLE_ENDIAN)
  63 #undef  SUBTARGET_SWITCHES
  64 #define SUBTARGET_SWITCHES \
  65     { "little-endian-data",              MASK_LITTLE_ENDIAN,    N_("Use little-endian byte order for data")},